Package ucar.unidata.util

Class Misc

java.lang.Object
ucar.unidata.util.Misc
public class Misc extends Object
Static class of miscellaneous methods
Version:
$Revision: 1.271 $
Author:
IDV development group.

  • Field Details

  • Constructor Details

    • Misc

      public Misc()
      Default constructor; does nothing

  • Method Details

    • setPrototypeManager

      public static void setPrototypeManager(PrototypeManager prototypeManager)
      Set the global prototype manager. We needed some palce to put this method.
      Parameters:
      prototypeManager - The prototype manager

    • getPrototypeManager

      public static PrototypeManager getPrototypeManager()
      Get the prototype manager
      Returns:
      The prototype manager

    • getCurrentTime

      public static long getCurrentTime()
      Get the current time
      Returns:
      the time in milliseconds

    • setCurrentTime

      public static void setCurrentTime(Date date)
      Set the current time
      Parameters:
      date - the date to use

    • toDouble

      public static double toDouble(Object o)
      A method for converting an object to a Double. No check is made to see if this is a Number or not. This will not handle a localized String representation of a floating point number. Use parseNumber(String) instead.
      Parameters:
      o - object in question
      Returns:
      a double value

    • formatLatitude

      public static String formatLatitude(double value, String format)
      Format a latitude to the given format.
      Parameters:
      value - the value to format
      format - the format
      Returns:
      formatted value
      See Also:

    • formatLongitude

      public static String formatLongitude(double value, String format, boolean use360)
      Format a longitude to the given format.
      Parameters:
      value - the value to format
      format - the format
      use360 - if true use 0-360 notation instead of -180 to 180 notation
      Returns:
      formatted value
      See Also:

    • formatLatOrLon

      public static String formatLatOrLon(double value, String format, boolean isLatitude, boolean use360)
      Format a latitude or longitude value to the given format. Formats use DD for degrees, MM for minutes, SS for seconds and d, m, s for decimal fractions of degrees, minutes, seconds. H designates the hemisphere (N,S,E,W). 
       Examples for value -34.496 degrees

     DD:MM:SS      ===>  -34:29:45
       (if longitude and use360 ===> 326:29:45)
     DDH           ===>   34W     (or 34S if longitude)
     DD.d          ===>  -34.5
     DD.dddH       ===>   34.496W (or 34.496S if longitude)
     DD MM" SS.s'  ===>  -34 29" 45.6'
      Parameters:
      value - the value to format
      format - the format
      isLatitude - true if latitude, false if longitude
      use360 - if true use 0-360 notation instead of -180 to 180 notation
      Returns:
      formatted value

    • decodeLatLon

      public static double decodeLatLon(String latlon)
      Decodes a string representation of a latitude or longitude and returns a double version (in degrees). Acceptable formats are: 
       +/-  DDD:MM, DDD:MM:, DDD:MM:SS, DDD::SS, DDD.ddddd ===>   [+/-] DDD.ddddd
 +/-  DDD, DDD:, DDD::                               ===>   [+/-] DDD
 +/-  :MM, :MM:, :MM:SS, ::SS, .ddddd                ===>   [+/-] .ddddd
 +/-  :, ::                                          ===>       0.0
 Any of the above with N,S,E,W appended
      Parameters:
      latlon - string representation of lat or lon
      Returns:
      the decoded value in degrees

    • reverseList

      public static List reverseList(List l)
      Reverse an array
      Parameters:
      l - The list
      Returns:
      reversed array

    • reverseArray

      public static Object[] reverseArray(Object[] fromArray, Object[] toArray)
      Reverse an array
      Parameters:
      fromArray - array to reverse
      toArray - reversed array
      Returns:
      reversed array

    • getClassName

      public static String getClassName(Class c)
      Return the end part of the class name
      Parameters:
      c - The class
      Returns:
      The end part of the class name

    • propertySet

      public static void propertySet(Object object, String name, String value) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
      Use reflection to find the Method with name "set" + Name. If found then convert the given value to the appropriate type and invoke the method.
      Parameters:
      object - The object to invoke the set property method on.
      name - The name of the method.
      value - The Strign representation of the value to set.
      Throws:
      IllegalAccessException
      IllegalArgumentException
      InvocationTargetException

    • propertySet

      public static boolean propertySet(Object object, String name, String value, boolean ignoreError) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
      Use reflection to find the Method with name "set" + Name. If found then convert the given value to the appropriate type and invoke the method.
      Parameters:
      object - The object to invoke the set property method on.
      name - The name of the method.
      value - The String representation of the value to set.
      ignoreError - If true then don't print out an error
      Returns:
      Did we successfully set the property
      Throws:
      IllegalAccessException
      IllegalArgumentException
      InvocationTargetException

    • getSetterMethod

      public static String getSetterMethod(String prop)
      For the given property name get the set method name, e.g., returns:
       setPropertname
      Parameters:
      prop - property name
      Returns:
      setter method

    • setProperty

      public static boolean setProperty(Object object, String name, Object objectValue, boolean ignoreError) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
      Set a property on a "bean"
      Parameters:
      object - object to set property on
      name - name of the property. object must have set method.
      objectValue - value of the property
      ignoreError - true to ignore errors
      Returns:
      true if successful
      Throws:
      IllegalAccessException - security violation
      IllegalArgumentException - illegal argument
      InvocationTargetException - invocation problem

    • setProperty

      public static boolean setProperty(Object object, Method method, Object objectValue, boolean ignoreError) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
      Set a property on a "bean"
      Parameters:
      object - object to set property on
      method - method to call
      objectValue - value of the method
      ignoreError - true to ignore errors
      Returns:
      true if successful
      Throws:
      IllegalAccessException - security violation
      IllegalArgumentException - illegal argument
      InvocationTargetException - invocation problem

    • getInt

      public static int getInt(String stringValue, int dflt)
      Try to decode the given stringValue as an integer. If it fails return the dflt.
      Parameters:
      stringValue - The integer string value.
      dflt - The dflt to return if the decode fails
      Returns:
      The decoded int value.

    • getBoolean

      public static boolean getBoolean(String stringValue, boolean dflt)
      Try to decode the given stringValue as an boolean. If it fails return the dflt.
      Parameters:
      stringValue - The boolean string value.
      dflt - The dflt to return if the decode fails
      Returns:
      The decoded boolean value.

    • toVector

      public static Vector toVector(Object[] objectArray)
      Copy the objects with the given objectArray into a new Vector.
      Parameters:
      objectArray - The array of objects.
      Returns:
      The Vector that contains the objects from the array.

    • makeUnique

      public static <E> List<E> makeUnique(List<E> l)
      Make the list unique.
      Type Parameters:
      E - the element type
      Parameters:
      l - initial list
      Returns:
      unique list

    • toList

      public static List toList(Object[] l)
      Copy the objects with the given objectArray into a new List.
      Parameters:
      l - The array of objects.
      Returns:
      The List that contains the objects from the array.

    • toList

      public static List toList(Enumeration enumeration)
      Create a list from an enumeration
      Parameters:
      enumeration - The enumeration
      Returns:
      The list

    • newList

      public static List newList(Object[] l)
      Copy the objects with the given objectArray into a new List.
      Parameters:
      l - The array of objects.
      Returns:
      The List that contains the objects from the array.

    • safeGet

      public static Object safeGet(List l, int index)
      Utility to do a list get only if the index is ok. Else return null.
      Parameters:
      l - List
      index - Index
      Returns:
      List value or null

    • createIntervalList

      public static List createIntervalList(int start, int end, int step)
      Create and return a List that holds Integers starting at start to end by step.
      Parameters:
      start - The start value
      end - The end value.
      step - The step
      Returns:
      List of Integers.

    • sort

      public static List sort(Collection listToSort)
      Sort the given List. Note: The return type may vary.
      Parameters:
      listToSort - The list to sort.
      Returns:
      A new List, sorted.

    • sortTuples

      public static List sortTuples(List pairs, boolean ascending)
      The elements in the given list object arrays. The sort is done on the first element of of the array.
      Parameters:
      pairs - list to sort
      ascending - true for ascending sort
      Returns:
      A new List, sorted.

    • parseProperties

      public static Properties parseProperties(String propString)
      Create a Properties table from the given semi-colon delimited attribute string. The propString is of the form: "name1=value1;name2=value2;"
      Parameters:
      propString - The property String.
      Returns:
      The properties table.

    • parseProperties

      public static Properties parseProperties(String propString, String delimiter)
      Create a Properties table from the given semi-colon delimited attribute string. The propString is of the form: "name1=value1;name2=value2;"
      Parameters:
      propString - The property String.
      delimiter - The delimiter between each name/value pair
      Returns:
      The properties table.

    • getProperty

      public static String getProperty(Hashtable p, String prop, String dflt)
      Look up the String prop in the given set of properties. If it exists then return it. Else return the given dflt.
      Parameters:
      p - property table
      prop - property to look up.
      dflt - default value
      Returns:
      existing property value or default if it doesn't exist

    • getProperty

      public static Color getProperty(Hashtable props, String prop, Color dflt)
      Look up the prop in the given set of properties. If it exists convert it to a Color and return it. Else return the given dflt.
      Parameters:
      props - properties table
      prop - property name
      dflt - default color
      Returns:
      a color defined by the property value or the default

    • getProperty

      public static boolean getProperty(Hashtable props, String prop, boolean dflt)
      Look up the prop in the given set of Hashtable. If it exists convert it to a boolean and return it. Else return the given dflt.
      Parameters:
      props - table of properties
      prop - property name
      dflt - default value
      Returns:
      value converted to a boolean or the default

    • getProperty

      public static int getProperty(Hashtable props, String prop, int dflt)
      Look up the prop in the given set of Hashtable. If it exists convert it to a int and return it. Else return the given dflt.
      Parameters:
      props - table of properties
      prop - property name
      dflt - default value
      Returns:
      value converted to an int or the default

    • getProperty

      public static float getProperty(Hashtable props, String prop, float dflt)
      Look up the prop in the given set of Hashtable. If it exists convert it to a float and return it. Else return the given dflt.
      Parameters:
      props - table of properties
      prop - property name
      dflt - default value
      Returns:
      value converted to a float or the default

    • getProperty

      public static double getProperty(Hashtable props, String prop, double dflt)
      get a double property from the props table
      Parameters:
      props - the props
      prop - the prop name
      dflt - the default value if none found
      Returns:
      the value

    • readProperties

      public static Properties readProperties(String filename, Properties properties, Class origin)
      Read the given property filename, defined in relation to the given Class. If the given Properties object is null create a new one.
      Parameters:
      filename - The property filename
      properties - Where to put the properties.
      origin - Where to look for the properties file.
      Returns:
      The properties object.

    • getURL

      public static URL getURL(String name, Class origin)
      Find the url with the given name as a resource relative to the given class. Look up the class hierarchy until found.
      Parameters:
      name - The resource name
      origin - Where to look.
      Returns:
      The URL or null if not found.

    • appendUrlArgs

      public static String appendUrlArgs(String base, String[] args)
      Create a url argument String with the given args. Example: "?arg1=value1invalid input: '&arg2'=value2"
      Parameters:
      base - The base of the url.
      args - The name/value pairs.
      Returns:
      The contructed url string.

    • appendUrlArgs

      public static String appendUrlArgs(String base, String[] args, boolean addQuestionMark)
      Create a url argument String with the given args. Example: "?arg1=value1invalid input: '&arg2'=value2"
      Parameters:
      base - The base of the url.
      args - The name/value pairs. This may be null.
      addQuestionMark - Do we start by appending a "?"
      Returns:
      The constructed url string.

    • makeUrl

      public static String makeUrl(String protocol, String server, String urlRoot, String[] args)
      Create a URL String with the given protocol, server, url and url arguments. The result is: "protocol://server/urlRoot?args"
      Parameters:
      protocol - The url protocol.
      server - The server.
      urlRoot - The root of the url path.
      args - Any url arguments. This may be null.
      Returns:
      the constructed URL string

    • run

      public static void run(Runnable r)
      Run the Runnable.
      Parameters:
      r - Runnable to run
      See Also:

    • run

      public static void run(Object object, String methodName)
      Call object.runMethod in a different thread
      Parameters:
      object - The object
      methodName - The method

    • run

      public static void run(Object object, String methodName, Object arg)
      Call object.runMethod in a different thread. If arg is non-null pass it to the method
      Parameters:
      object - The object
      methodName - The method
      arg - The arg

    • runInABit

      public static void runInABit(long ms, Object object, String methodName, Object arg)
      Call object.runMethod in a different thread after a ms millisecond delay
      Parameters:
      ms - delay (milliseconds)
      object - The object
      methodName - The method
      arg - The arg

    • runInABit

      public static void runInABit(long ms, Runnable r)
      Call r.run () in a different thread after a ms millisecond delay
      Parameters:
      ms - delay (milliseconds)
      r - Runnable to run

    • doPost

      public static String doPost(String action, String data)
      Post the form data
      Parameters:
      action - post action
      data - data to post
      Returns:
      posted data

    • doPost

      public static String doPost(String action, String data, String[] attrs)
      Post the form data
      Parameters:
      action - post action
      data - data to post
      attrs - data attributes
      Returns:
      posted data

    • doPostAndGetConnection

      public static Object[] doPostAndGetConnection(String action, String data)
      Do an http post with the given action, writing the given data as the post data.
      Parameters:
      action - post action
      data - data to post
      Returns:
      returned data

    • doPostAndGetConnection

      public static Object[] doPostAndGetConnection(String action, String data, String[] attrs)
      Do an http post with the given action, writing the given data as the post data.
      Parameters:
      action - post action
      data - data to post
      attrs - data attributes
      Returns:
      returned data

    • getValue

      public static String getValue(String key, Hashtable props)
      Looks up the named value in the props hashtable. This does a hash lookup of the key. If a value is found it iterates across that value looking for all occurrences of the string "macro.[a-zA-Z0-9]+" it then does a second lookup in the hashtable with the macro name, substiting the found value in the result string.
      Parameters:
      key - key for value
      props - property table to look up
      Returns:
      the value, or null

    • getUniqueId

      public static String getUniqueId()
      Gets a (sort of) unique String identifier. We use the system time (in milliseconds) append with a counter. This might no be unique if there is another run of the IDV that got a call to this method at the exact same time.
      Returns:
      A (sortof) unique id.

    • addUnique

      public static List addUnique(List dest, List src, Hashtable seen)
      Adds all of the elements held by src into the dest list if they are not held in the seen Hashtable. Adds them to seen when added to dest. returns the given dest List parameter.
      Parameters:
      dest - The destination list.
      src - The list of objects to add if they are unique.
      seen - Keeps track of what objects we have seen.
      Returns:
      new list with unique items added

    • cloneList

      public static List cloneList(List sourceList)
      Utility to create a new list or handle a null argument gracefully.
      Parameters:
      sourceList - The source list.
      Returns:
      If the given list argument is null then return null, else return a new list which holds the elements of the original list.

    • newHashtable

      public static Hashtable newHashtable(Hashtable ht, Object[] o)
      Create a Hashtable. Put the values held in the given array into the hashtable. The argument array consists of: name1,value1,name2,value2, etc.
      Parameters:
      ht - The hashtable to put the values into. If null, we create a new one.
      o - The array of (key,value) objects.
      Returns:
      The added to Hashtable.

    • newHashtable

      public static Hashtable newHashtable(Object[] o)
      Create a new Hashtable. Put the values held in the given array into the hashtable. The argument array consists of: name1,value1,name2,value2, etc.
      Parameters:
      o - The array of (key,value) objects.
      Returns:
      The newly created Hashtable.

    • newHashtable

      public static Hashtable newHashtable(Object key1, Object value1)
      Create a Hashtable and add the given keys and their corresponding values into it.
      Parameters:
      key1 - key for table
      value1 - corresponding value
      Returns:
      A new Hashtable containg the given keys and values.

    • newHashtable

      public static Hashtable newHashtable(Object key1, Object value1, Object key2, Object value2)
      Create a Hashtable and add the given keys and their corresponding values into it.
      Parameters:
      key1 - first key
      value1 - corresponding first value
      key2 - second key
      value2 - corresponding second value
      Returns:
      A new Hashtable containg the given keys and values.

    • newHashtable

      public static Hashtable newHashtable(Object key1, Object value1, Object key2, Object value2, Object key3, Object value3)
      Create a Hashtable and add the given keys and their corresponding values into it.
      Parameters:
      key1 - first key
      value1 - corresponding first value
      key2 - second key
      value2 - corresponding second value
      key3 - third key
      value3 - corresponding third value
      Returns:
      A new Hashtable containg the given keys and values.

    • newHashtable

      public static Hashtable newHashtable(Object[] keys, Object[] values)
      Create a Hashtable and add the given keys and their corresponding values into it.
      Parameters:
      keys - set of keys
      values - set of corresponding values
      Returns:
      A new Hashtable containg the given keys and values.

    • getLast

      public static Object getLast(List l)
      Return the last object in the given list or null if the list is empty.
      Parameters:
      l - The list
      Returns:
      The last object in the list.

    • removeLast

      public static void removeLast(List l)
      Remove the last element in the given list.
      Parameters:
      l - the list

    • newList

      public static List newList(Object o1)
      Create a List and add the argument to it.
      Parameters:
      o1 - object to add to list
      Returns:
      a list with object in it

    • newList

      public static List newList(Object o1, Object o2)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      Returns:
      list with the two objects

    • newList

      public static List newList(Object o1, Object o2, Object o3)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      o3 - third object to add
      Returns:
      list with the three objects

    • newList

      public static List newList(Object o1, Object o2, Object o3, Object o4)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      o3 - third object to add
      o4 - fourth object to add
      Returns:
      list with the four objects

    • newList

      public static List newList(Object o1, Object o2, Object o3, Object o4, Object o5)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      o3 - third object to add
      o4 - fourth object to add
      o5 - fifth object to add
      Returns:
      list with the five objects

    • newList

      public static List newList(Object o1, Object o2, Object o3, Object o4, Object o5, Object o6)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      o3 - third object to add
      o4 - fourth object to add
      o5 - fifth object to add
      o6 - fifth object to add
      Returns:
      list with the five objects

    • newList

      public static List newList(Object o1, Object o2, Object o3, Object o4, Object o5, Object o6, Object o7)
      Create a List and add the arguments to it.
      Parameters:
      o1 - first object to add
      o2 - second object to add
      o3 - third object to add
      o4 - fourth object to add
      o5 - fifth object to add
      o6 - fifth object to add
      o7 - fifth object to add
      Returns:
      list with the five objects

    • isHtml

      public static boolean isHtml(String s)
      See if the string is HTML.
      Parameters:
      s - String to check
      Returns:
      true if it looks like HTML

    • typesMatch

      public static boolean typesMatch(Class[] formals, Class[] actuals)
      Returns true if the Classes defined in the actual parameter are equal or a sub-class of the corresponding classes defined in the formal argument.
      Parameters:
      formals - formal classes (types)
      actuals - actual classes
      Returns:
      true if they match

    • typesMatchx

      public static boolean typesMatchx(Class[] formals, Class[] actuals)
      dummy
      Parameters:
      formals - dummy
      actuals - dummy
      Returns:
      dummy

    • findMethod

      public static Method findMethod(Class c, String methodName, Class[] paramTypes)
      Find all methods with the given name. Of these methods find one whose parameter types are assignable from the given parameter types.
      Parameters:
      c - class to check
      methodName - name of method
      paramTypes - parameter types
      Returns:
      class method or null if one doesn't exist

    • getClassMethod

      public static String getClassMethod(String path)
      Utility method that returns the ClassName.methodName part of the (possibly) full package.ClassName.methodName path.
      Parameters:
      path - full path to check
      Returns:
      ClassName.methodName portion of the full path

    • getIndexList

      public static List getIndexList(List values, List allValues)
      Return a list of Integer indexes, the indexes that each value object is in the all values list.
      Parameters:
      values - The values we look up
      allValues - The list that we look into
      Returns:
      The list of indices.

    • getValuesFromIndices

      public static List getValuesFromIndices(List indices, List allValues)
      Return a list of objects from the allValues list that are at the indices contained by the given indices list.
      Parameters:
      indices - A list of Integer indexes into the allValues list.
      allValues - The source of the values
      Returns:
      The values within allValues at the given indices.

    • findConstructor

      public static Constructor findConstructor(Class c, Class[] paramTypes)
      Find all constructors of the given class Of these methods find one whose parameter types are assignable from the given parameter types.
      Parameters:
      c - class to check
      paramTypes - constructor parameter classes
      Returns:
      constructor that matches or null if none match

    • getSystemProperty

      public static String getSystemProperty(String key, String dflt)
      Read the given system property. Return it if found. If not found then return the given dflt
      Parameters:
      key - key for property
      dflt - default value
      Returns:
      property value or default if not defined

    • serialize

      public static byte[] serialize(Serializable object)
      Serialize the given object into its byte array form
      Parameters:
      object - object to serialize
      Returns:
      serialized byte array

    • deserialize

      public static Object deserialize(byte[] bytes)
      Deserialize the given byte array into an object
      Parameters:
      bytes - serialized object bytes
      Returns:
      Object

    • getDecimalFormat

      public static DecimalFormat getDecimalFormat(double v)
      Return different pre-defined DecimalFormat objects depending on the value of the given double
      Parameters:
      v - value in question
      Returns:
      appropriate decimal format pattern

    • format

      public static String format(double value)
      Provide a consistent String formatting of the given double value
      Parameters:
      value - value to format
      Returns:
      formatted value

    • parseValue

      public static double parseValue(String value) throws NumberFormatException
      Provide a consistent parsing that takes into account localization of the String format of the given numeric value
      Parameters:
      value - String representation of a number. Use double since that is the highest common denominator
      Returns:
      parsed value as a double deprecated replaced by parseNumber(String)
      Throws:
      NumberFormatException - unable to parse the value

    • parseNumber

      public static double parseNumber(String value) throws NumberFormatException
      Provide a consistent parsing that takes into account localization of the String format of the given numeric value
      Parameters:
      value - String representation of a number. Use double since that is the highest common denominator
      Returns:
      parsed value as a double
      Throws:
      NumberFormatException - unable to parse the value

    • hashcode

      public static int hashcode(Object o1)
      Return the hashcode for the object. Accounts for null objects by returning 1.
      Parameters:
      o1 - object in question
      Returns:
      o1-s hashCode or 1 if o1 is null

    • equals

      public static boolean equals(Object o1, Object o2)
      Does an o1.equals (o2) if both objects are non-null. Else if one or both are null then returns whether they are both null.
      Parameters:
      o1 - first Object in question
      o2 - second Object in question
      Returns:
      true if both objects are non-null and they are equal, or if both are null, otherwise false if only one is null or they are non-null, but not equal.

    • equalsIgnoreCase

      public static boolean equalsIgnoreCase(Object o1, Object o2)
      Compares two object-s toString() methods to see if they are equal, ignoring case. Uses same logic as equals(o1,o2) for handling null-objects.
      Parameters:
      o1 - first object to compare
      o2 - second object to compare
      Returns:
      true if both are non-null and their toString() methods are equal.

    • haveSeen

      public static boolean haveSeen(Object o, Hashtable map)
      Checks to see if the object o is in the given Hashtable. If it is then return true. If not then add the object to the hasthable and return false
      Parameters:
      o - object in question
      map - map of seen objects
      Returns:
      true if o is in map

    • haveNotSeen

      public static boolean haveNotSeen(Object o, Hashtable map)
      The inverse of haveSeen
      Parameters:
      o - object in question
      map - map of seen objects
      Returns:
      true if o is not in map

    • printArray

      public static void printArray(String prefix, Object[] array)
      Print out the values in an int array.
      Parameters:
      prefix - prefix to append to output
      array - array to print

    • printArray

      public static void printArray(String prefix, byte[] array)
      Print out the values in an int array.
      Parameters:
      prefix - prefix string
      array - array to print

    • printArray

      public static void printArray(String prefix, int[] array)
      Print out the values in an int array.
      Parameters:
      prefix - prefix string
      array - array to print

    • printArray

      public static void printArray(String prefix, float[] array)
      Print out the values in a float array.
      Parameters:
      prefix - prefix string
      array - array to print

    • printArray

      public static void printArray(String prefix, double[] array)
      Print out the values in a double array.
      Parameters:
      prefix - prefix string
      array - array to print

    • printArray

      public static void printArray(String prefix, boolean[] array)
      Print out the values in a boolean array.
      Parameters:
      prefix - prefix string
      array - array to print

    • printMembers

      public static void printMembers(Object o)
      Print the members of an Object
      Parameters:
      o - Object in question

    • printStack

      public static void printStack(String msg, int maxLines, String onlyIfTraceContainsThisString)
      Print the stack trace for a given line of code.
      Parameters:
      msg - message to print
      maxLines - number of lines in the stack to print
      onlyIfTraceContainsThisString - if true, only print if it contains this String

    • printStack

      public static void printStack(String msg, int maxLines)
      Print the stack trace for a given line of code.
      Parameters:
      msg - message to print
      maxLines - number of lines in the stack to print

    • printStack

      public static void printStack(String msg)
      Print the stack trace for a given line of code.
      Parameters:
      msg - message to print

    • usedMemory

      public static long usedMemory()
      Get the amount of used memory
      Returns:
      amount of memory (total-free)

    • gc

      public static long gc()
      Run the garbage collector.
      Returns:
      used memory
      See Also:

    • sleepSeconds

      public static void sleepSeconds(long seconds)
      Pause the current Thread for a specific number of seconds.
      Parameters:
      seconds - seconds to pause

    • sleep

      public static void sleep(long ms)
      Pause the current Thread for a specific number of milliseconds.
      Parameters:
      ms - milliseconds to pause

    • fatal

      public static void fatal(Throwable exc)
      Utility method to print an exception and exit
      Parameters:
      exc - exception that was thrown

    • fatal

      public static void fatal(String msg)
      Utility method to print an error and exit
      Parameters:
      msg - message to print

    • toFloat

      public static float[] toFloat(double[] d)
      Convert double array to float array
      Parameters:
      d - double array
      Returns:
      float array

    • toDouble

      public static double[] toDouble(float[] d)
      Convert double array to float array
      Parameters:
      d - double array
      Returns:
      float array

    • toDouble

      public static double[][] toDouble(int[][] d)
      Convert int array to double array
      Parameters:
      d - input
      Returns:
      double array

    • toDouble

      public static double[] toDouble(int[] d)
      Convert int array to double array
      Parameters:
      d - input
      Returns:
      double array

    • arrayToDouble

      public static double[] arrayToDouble(float[] d)
      convert float array to double array
      Parameters:
      d - float array
      Returns:
      double array

    • toFloat

      public static float[][] toFloat(double[][] d)
      Convert to float
      Parameters:
      d - input
      Returns:
      float

    • toDouble

      public static double[][] toDouble(float[][] d)
      Convert to float
      Parameters:
      d - input
      Returns:
      float

    • parseDouble

      public static double parseDouble(String s)
      Parse the double value specified by the string s. If s == null or s == "NaN" return Double.NaN. String must be in the form of the a floating point number as defined in 3.10.2 of the Java Language Specification.
      Parameters:
      s - parse the String representation of a double, must conform to the form of a floating point number as defined in 3.10.2 of the Java Language Specification.
      Returns:
      value as a double.

    • getAverage

      public static float getAverage(float[] values)
      Average the array. This ignores NaNs. If all NaNs or values array empty return NaN
      Parameters:
      values - values to average
      Returns:
      the average.

    • parseFloat

      public static float parseFloat(String s)
      Parse the float value specified by the string s. If s == null or s == "NaN" return Float.NaN String must be in the form of the a floating point number as defined in 3.10.2 of the Java Language Specification.
      Parameters:
      s - parse the String representation of a float, must conform to the form of a floating point number as defined in 3.10.2 of the Java Language Specification.
      Returns:
      value as a float.

    • parseDoubles

      public static double[] parseDoubles(String sourceString)
      The given sourceString is a comma separated list of values, this method parses this String, converting it into an array of doubles.
      Parameters:
      sourceString - The comma separated list.
      Returns:
      Array of doubles.

    • parseDoubles

      public static double[] parseDoubles(String sourceString, String delimiter)
      The given sourceString is a delimiter separated list of doubles. This method parses this String, converting it into an array of doubles.
      Parameters:
      sourceString - The comma separated list.
      delimiter - delimiter between values
      Returns:
      Array of doubles.

    • parseLatLons

      public static double[] parseLatLons(String sourceString)
      The given sourceString is a comma separated list of lat or lon values, this method parses this String, converting it into an array of doubles.
      Parameters:
      sourceString - The comma separated list.
      Returns:
      Array of doubles.

    • parseLatLons

      public static double[] parseLatLons(String sourceString, String delimiter)
      The given sourceString is a delimiter separated list of lats or lons. This method parses this String, converting it into an array of doubles.
      Parameters:
      sourceString - The comma separated list.
      delimiter - delimiter between values
      Returns:
      Array of doubles.

    • parseFloats

      public static float[] parseFloats(String sourceString)
      The given sourceString is a comma separated list of values, this method parses this String, converting it into an array of floats.
      Parameters:
      sourceString - The comma separated list.
      Returns:
      Array of floats.

    • parseFloats

      public static float[] parseFloats(String sourceString, String delimiter)
      The given sourceString is a delimiter separated list of doubles. This method parses this String, converting it into an array of floats.
      Parameters:
      sourceString - The comma separated list.
      delimiter - delimiter between values
      Returns:
      Array of doubles.

    • parseInts

      public static int[] parseInts(String sourceString, String delimiter)
      The given sourceString is a delimiter separated list of doubles. This method parses this String, converting it into an array of ints.
      Parameters:
      sourceString - The comma separated list.
      delimiter - delimiter between values
      Returns:
      Array of doubles.

    • normalizeLongitude

      public static double normalizeLongitude(double lonValue)
      Normalize a longitude value to the range between -180 and 180.
      Parameters:
      lonValue - longitude value to adjust (in degrees)
      Returns:
      adjusted value.

    • computeTicks

      public static double[] computeTicks(double high, double low, double base, double interval)
      Compute the tick mark values based on the input. Useful for labels, contour values.
      Parameters:
      high - highest value of range
      low - low value of range
      base - base value for centering ticks
      interval - interval between ticks
      Returns:
      array of computed tick values

    • computeTicks

      public static float[] computeTicks(float high, float low, float base, float interval)
      Compute the tick mark values based on the input. Useful for labels, contour values.
      Parameters:
      high - highest value of range
      low - low value of range
      base - base value for centering ticks
      interval - interval between ticks
      Returns:
      array of computed tick values

    • computeTickSpacing

      public static double computeTickSpacing(double min, double max)
      Calculate a good spacing interval for labels, contours based on the range of the data.
      Parameters:
      min - minimum value in range
      max - maximum value in range
      Returns:
      tick spacing

    • createLabelTable

      public static Hashtable createLabelTable(double max, double min, double base, double increment)
      Creates a hashtable that will draw text labels starting at the starting point specified using the increment field. If you call createStandardLabels(100, 0, 2.0, 10.0), then it will make labels for the values 2, 12, 22, 32, etc.
      Parameters:
      max - highest value of range
      min - low value of range
      base - base value for centering ticks
      increment - interval between ticks
      Returns:
      a table of values with a Double as the key and a formatted String as the value or an empty table if there are no labels

    • print

      public static void print(List l)
      A method for printing a list. Each element is preceded by it's position in the list
      Parameters:
      l - List to print

    • containsString

      public static boolean containsString(String string, List objects, boolean lowerCase)
      Does the the list contain the string
      Parameters:
      string - the string to search for
      objects - the list of objects
      lowerCase - check case insensibly
      Returns:
      true if the string matches the string values of the objects

    • contains

      public static boolean contains(Object object, Object[] array)
      Does the given array contain the given object.
      Parameters:
      object - THe object
      array - The array
      Returns:
      Array contains object

    • indexOf

      public static int indexOf(Object object, Object[] array)
      What is the index of the given object
      Parameters:
      object - THe object
      array - The array
      Returns:
      index of object or -1

    • allStrings

      public static boolean allStrings(List listToCheck)
      Is the given List a list of String objects.
      Parameters:
      listToCheck - List to Check
      Returns:
      true if all the objects in the list are Strings.

    • hasSuffix

      public static boolean hasSuffix(String fileOrUrl, String suffix)
      Does the given file or url have the given suffix
      Parameters:
      fileOrUrl - The name of the file or url
      suffix - The suffix
      Returns:
      Does the fileOrUrl have the suffix

    • isTextFile

      public static boolean isTextFile(String filename)
      Parameters:
      filename - The filename to check.
      Returns:
      Is the filename a text file. deprecated Use IOUtil

    • isImageFile

      public static boolean isImageFile(String filename)
      Parameters:
      filename - The filename to check.
      Returns:
      Is the filename an image file. deprecated Use IOUtil

    • isHtmlFile

      public static boolean isHtmlFile(String filenameOrUrl)
      Parameters:
      filenameOrUrl - The filename to check.
      Returns:
      Is the filename an html file. deprecated Use IOUtil

    • getInputStream

      public static InputStream getInputStream(String filename) throws FileNotFoundException, IOException
      Parameters:
      filename - name of file
      Returns:
      corresponding input stream
      Throws:
      FileNotFoundException - couldn't find the file
      IOException - problem opening stream deprecated Use IOUtil

    • getInputStream

      public static InputStream getInputStream(String filename, Class origin) throws FileNotFoundException, IOException
      Parameters:
      filename - name of file
      origin - relative origin point for file location
      Returns:
      corresponding input stream
      Throws:
      FileNotFoundException - couldn't find the file
      IOException - problem opening stream deprecated Use IOUtil

    • readContents

      public static String readContents(File file) throws FileNotFoundException, IOException
      Parameters:
      file - file to read.
      Returns:
      contents as a String
      Throws:
      FileNotFoundException - couldn't find the file
      IOException - problem opening stream deprecated Use IOUtil

    • readContents

      public static String readContents(String contentName, String dflt)
      Parameters:
      contentName - URL or filename
      dflt - default to return if a problem
      Returns:
      contents or default value deprecated Use IOUtil

    • readContents

      public static String readContents(String contentName) throws FileNotFoundException, IOException
      Parameters:
      contentName - can either be a URL, a filename or a resource.
      Returns:
      contents or null if there is a problem.
      Throws:
      FileNotFoundException - couldn't find the file
      IOException - problem reading contents deprecated Use IOUtil

    • readContents

      public static String readContents(String contentName, Class origin) throws FileNotFoundException, IOException
      Parameters:
      contentName - can either be a URL, a filename or a resource.
      origin - relative origin for path to file
      Returns:
      contents or null if there is a problem.
      Throws:
      FileNotFoundException - couldn't find the file
      IOException - problem reading contents deprecated Use IOUtil

    • readContents

      public static String readContents(InputStream is) throws IOException
      Parameters:
      is - InputStream to read from
      Returns:
      contents as a String
      Throws:
      IOException - problem reading contents deprecated Use IOUtil

    • readBytes

      public static byte[] readBytes(InputStream is) throws IOException
      Parameters:
      is - InputStream to read from
      Returns:
      bytes read
      Throws:
      IOException - problem reading contents deprecated Use IOUtil

    • readBytes

      public static byte[] readBytes(InputStream is, Object loadId) throws IOException
      Parameters:
      is - InputStream to read from
      loadId - loadid
      Returns:
      bytes read
      Throws:
      IOException - problem reading contents deprecated Use IOUtil

    • getMostRecentFile

      public static File getMostRecentFile(File dir)
      Parameters:
      dir - The directory to search in.
      Returns:
      The most recent file (or null if none found). deprecated Use IOUtil

    • getMostRecentFile

      public static File getMostRecentFile(File dir, FileFilter filter)
      Parameters:
      dir - The directory to search in.
      filter - The FileFilter to be used to limit what files we look at (may be null).
      Returns:
      The most recent file (or null if none found). deprecated Use IOUtil

    • sortFilesOnAge

      public static File[] sortFilesOnAge(File directory, FileFilter filter, boolean youngestFirst)
      Parameters:
      directory - The directory
      filter - The filter
      youngestFirst - Ascending or descending deprecated Use IOUtil
      Returns:
      The sorted files

    • sortFilesOnAge

      public static File[] sortFilesOnAge(File[] files, boolean youngestFirst)
      Parameters:
      files - The files
      youngestFirst - Ascending or descending deprecated Use IOUtil
      Returns:
      Just return the given array

    • toFiles

      public static File[] toFiles(List files)
      Parameters:
      files - List of files
      Returns:
      array of files deprecated Use IOUtil

    • wrapFilter

      public static FileFilter wrapFilter(FileFilter filter)
      Parameters:
      filter - The filechooser file filter
      Returns:
      The javaio FileFilter. deprecated Use IOUtil

    • getMostRecentFile

      public static File getMostRecentFile(File dir, FileFilter filter)
      Parameters:
      dir - The directory to search in.
      filter - The filter to be used to limit what files we look at (may be null).
      Returns:
      The most recent file (or null if none found). deprecated Use IOUtil

    • getFileTail

      public static String getFileTail(String f)
      Parameters:
      f - The file path.
      Returns:
      The file name. deprecated Use IOUtil

    • getFileRoot

      public static String getFileRoot(String f)
      Parameters:
      f - The file path.
      Returns:
      The file name. deprecated Use IOUtil

    • stripExtension

      public static String stripExtension(String f)
      Remove any file extension from the given file name.
      Parameters:
      f - The file path.
      Returns:
      The file name without the extension. deprecated Use IOUtil

    • cleanFileName

      public static String cleanFileName(String name)
      Parameters:
      name - The filename to be cleaned up
      Returns:
      The cleaned up filename deprecated Use IOUtil

    • getFileExtension

      public static String getFileExtension(String f)
      Parameters:
      f - The file path.
      Returns:
      The file extension or an empty string if none found. deprecated Use IOUtil

    • writeFile

      public static void writeFile(String filename, String contents) throws FileNotFoundException, IOException
      Parameters:
      filename - filename to write to
      contents - file contents
      Throws:
      FileNotFoundException - if the file does not exist
      IOException - if there is a problem writing deprecated Use IOUtil

    • writeFile

      public static void writeFile(File filename, String contents) throws FileNotFoundException, IOException
      Parameters:
      filename - File to write to
      contents - file contents
      Throws:
      FileNotFoundException - if the file does not exist
      IOException - if there is a problem writing deprecated Use IOUtil

    • writeBytes

      public static void writeBytes(File filename, byte[] contents) throws FileNotFoundException, IOException
      Write out a file to the File specified.
      Parameters:
      filename - File to write to
      contents - file contents
      Throws:
      FileNotFoundException - if the file does not exist
      IOException - if there is a problem writing deprecated Use IOUtil

    • readFile

      public static String readFile(String filename, Class origin, String dflt)
      Parameters:
      filename - file name
      origin - anchor point for relative location of file
      dflt - default to return
      Returns:
      contents as a String or dflt deprecated Use IOUtil

    • readFile

      public static String readFile(String filename, Class origin) throws FileNotFoundException, IOException
      Parameters:
      filename - file name
      origin - anchor point for relative location of file
      Returns:
      null if the file can't be found
      Throws:
      FileNotFoundException - if the file does not exist
      IOException - if there is a problem writing deprecated Use IOUtil

    • moveFile

      public static void moveFile(File from, File to) throws FileNotFoundException, IOException
      Parameters:
      from - File to move
      to - The destination
      Throws:
      FileNotFoundException - When we cannot find the file
      IOException - When something untoward happens deprecated Use IOUtil

    • copyFile

      public static void copyFile(File from, File to) throws FileNotFoundException, IOException
      Parameters:
      from - File to copy
      to - The destination
      Throws:
      FileNotFoundException - When we cannot find the file
      IOException - When something untoward happens deprecated Use IOUtil

    • joinDir

      public static String joinDir(String f1, String f2)
      Parameters:
      f1 - directory path
      f2 - filename
      Returns:
      concatenated String with the appropriate file separator deprecated Use IOUtil

    • joinDir

      public static String joinDir(File f1, String filename)
      Parameters:
      f1 - directory path
      filename - filename
      Returns:
      concatenated String with the appropriate file separator deprecated Use IOUtil

    • makeDir

      public static String makeDir(String path)
      Parameters:
      path - directory to make
      Returns:
      the directory path deprecated Use IOUtil

    • makeDir

      public static String makeDir(File f)
      Parameters:
      f - directory as a file
      Returns:
      directory path deprecated Use IOUtil

    • getDirectories

      public static List getDirectories(File dir, boolean recurse)
      Parameters:
      dir - The directory to look at
      recurse - Do we recurse
      Returns:
      List of subdirs (File) deprecated Use IOUtil

    • getDirectories

      public static List getDirectories(List dirs, boolean recurse)
      Parameters:
      dirs - List of directories to look at
      recurse - Do we recurse
      Returns:
      List of subdirs (File) deprecated Use IOUtil

    • pruneEmptyDirectories

      public static void pruneEmptyDirectories(File root)
      Parameters:
      root - Directory to prune deprecated Use IOUtil

    • deleteDirectory

      public static void deleteDirectory(File root)
      deprecated Use IOUtil
      Parameters:
      root - root

    • findMatch

      public static Object findMatch(String source, List patternList, Object dflt)
      Parameters:
      source - Source String to match on.
      patternList - List of objects whose toString is the pattern.
      dflt - The default if nothing matches. deprecated See StringUtil
      Returns:
      The Object whose toString matches the source or the dflt if no matches found.

    • findMatch

      public static Object findMatch(String source, List patternList, List results, Object dflt)
      Parameters:
      source - Source String to match on.
      patternList - List of objects whose toString is the pattern.
      results - The list of return objects.
      dflt - The default if nothing matches. deprecated See StringUtil
      Returns:
      The return Object whose toString matches the source or the dflt if no matches found.

    • containsRegExp

      public static boolean containsRegExp(String patternString)
      Parameters:
      patternString - pattern string to check deprecated See StringUtil
      Returns:
      true if it contains (^,*,$,+).

    • stringMatch

      public static boolean stringMatch(String input, String patternString)
      Parameters:
      input - The input source string.
      patternString - The regular expression pattern. deprecated See StringUtil
      Returns:
      true if the pattern match the input.

    • stringMatch

      public static boolean stringMatch(String input, String patternString, boolean substring, boolean caseSensitive)
      Parameters:
      input - The input source string.
      patternString - The regular expression pattern.
      substring - Search for substrings
      caseSensitive - Is case sensitive deprecated See StringUtil
      Returns:
      true if the pattern match the input.

    • startsWithVowel

      public static boolean startsWithVowel(String value)
      Parameters:
      value - String to check deprecated See StringUtil
      Returns:
      true if value starts with a, e, i, o, or u (but not sometimes y). Check is case insensitive.

    • breakText

      public static String breakText(String text, String insert, int lineSize)
      Parameters:
      text - The text to convert
      insert - string to insert
      lineSize - line size to insert at deprecated See StringUtil
      Returns:
      The text with added br tags.

    • stripTags

      public static String stripTags(String html)
      Parameters:
      html - The source html string. deprecated See StringUtil
      Returns:
      The raw text.

    • removeWhitespace

      public static String removeWhitespace(String inputString)
      Parameters:
      inputString - The string to remove the whitespace. deprecated See StringUtil
      Returns:
      The whitespaceless result.

    • zeroString

      public static String zeroString(int value)
      Parameters:
      value - The value. deprecated See StringUtil
      Returns:
      The String represenation of the value, padded with a leading "0" if value < 10

    • padZero

      public static String padZero(int value, int numDigits)
      Parameters:
      value - The value.
      numDigits - number of digits deprecated See StringUtil
      Returns:
      The String represenation of the value, padded with leading "0"-s if value < 10E(numDigits-1)

    • padLeft

      public static String padLeft(String s, int desiredLength)
      Parameters:
      s - String to pad
      desiredLength - ending length deprecated See StringUtil
      Returns:
      padded String

    • padLeft

      public static String padLeft(String s, int desiredLength, String padString)
      Parameters:
      s - String to pad
      desiredLength - ending length
      padString - String to pad with (e.g, " ") deprecated See StringUtil
      Returns:
      padded String

    • padRight

      public static String padRight(String s, int desiredLength)
      Parameters:
      s - String to pad
      desiredLength - ending length deprecated See StringUtil
      Returns:
      padded String

    • padRight

      public static String padRight(String s, int desiredLength, String padString)
      Parameters:
      s - String to pad
      desiredLength - ending length
      padString - String to pad with (e.g, " ") deprecated See StringUtil
      Returns:
      padded String

    • join

      public static String join(String[] args)
      Parameters:
      args - An array of Strings to merge. deprecated See StringUtil
      Returns:
      The given strings concatenated together with a space between each.

    • join

      public static String join(String delimiter, Object[] args)
      Parameters:
      delimiter - The delimiter.
      args - An array of Strings to merge. deprecated See StringUtil
      Returns:
      The given strings concatenated together with the delimiter between each.

    • join

      public static String join(String delimiter, Object[] args, boolean ignoreEmptyStrings)
      Parameters:
      delimiter - The delimiter.
      args - An array of Strings to merge.
      ignoreEmptyStrings - Don't join empty strings deprecated See StringUtil
      Returns:
      The given strings concatenated together with the delimiter between each.

    • join

      public static String join(String delimiter, List args)
      Parameters:
      delimiter - The delimiter.
      args - A List of objects whose toString value are merged. deprecated See StringUtil
      Returns:
      The given object.toString values concatenated together with the delimiter between each.

    • join

      public static String join(String delimiter, List args, boolean ignoreEmptyStrings)
      Parameters:
      delimiter - The delimiter.
      args - A List of objects whose toString value are merged.
      ignoreEmptyStrings - Should ignore empty strings deprecated See StringUtil
      Returns:
      The given object.toString values concatenated together with the delimiter between each.

    • split

      public static List split(Object source)
      Parameters:
      source - The source object string. deprecated See StringUtil
      Returns:
      List of String tokens.

    • parseLineWords

      public static List parseLineWords(String content, int[] indices, int[] lengths, String lineDelimiter, String commentString, boolean trimWords)
      Parameters:
      content - The String to parse
      indices - the index in the line which defines the word start.
      lengths - the length of each word.
      lineDelimiter - What to split the line content string on (usually "\n").
      commentString - If non-null defines the comment String in the content.
      trimWords - Do we trim each word. deprecated See StringUtil
      Returns:
      A list of String arrays that holds the words.

    • split

      public static List split(Object source, String delimiter)
      Parameters:
      source - The source object string.
      delimiter - The delimiter to break up the sourceString on. deprecated See StringUtil
      Returns:
      List of String tokens.

    • split

      public static List split(Object source, String delimiter, boolean trim)
      Parameters:
      source - The source object string.
      delimiter - The delimiter to break up the sourceString on.
      trim - Do we string trim the tokens. deprecated See StringUtil
      Returns:
      List of String tokens.

    • split

      public static List split(Object source, String delimiter, boolean trim, boolean excludeZeroLength)
      Parameters:
      source - The source object string.
      delimiter - The delimiter to break up the sourceString on.
      trim - Do we string trim the tokens.
      excludeZeroLength - If true then don't add in zero length strings. deprecated See StringUtil
      Returns:
      List of String tokens.

    • split

      public static String[] split(String s, String delimiter, int cnt)
      Parameters:
      s - String to split
      delimiter - token delimeter
      cnt - max number of tokens deprecated See StringUtil
      Returns:
      array of strings or null if unable to split the string.

    • listToStringArray

      public static String[] listToStringArray(List objectList)
      Parameters:
      objectList - The list of objects. deprecated See StringUtil
      Returns:
      The array of the object string values.

    • listToString

      public static String listToString(List l)
      Parameters:
      l - list of objects deprecated See StringUtil
      Returns:
      semicolon separated String of Strings.

    • toString

      public static List toString(List l)
      Parameters:
      l - List of objects deprecated See StringUtil
      Returns:
      List of strings.

    • replace

      public static String replace(String string, String pattern, String value)
      Parameters:
      string - string to munge
      pattern - pattern to replace
      value - replacement value deprecated See StringUtil
      Returns:
      munged string

    • replaceList

      public static String replaceList(String v, String[] patterns, String[] values)
      Parameters:
      v - original String
      patterns - patterns to match
      values - replacement values deprecated See StringUtil
      Returns:
      munged String

    • replaceList

      public static String replaceList(String v, List patterns, List values)
      Parameters:
      v - original String
      patterns - patterns to match
      values - replacement values deprecated See StringUtil
      Returns:
      munged String

    • replaceList

      public static List replaceList(List sourceList, String[] patterns, String[] values)
      Parameters:
      sourceList - original list of Strings
      patterns - patterns to replace
      values - replacement values deprecated See StringUtil
      Returns:
      new list with replaced values

    • append

      public static StringBuffer append(StringBuffer sb, Object s1)
      Parameters:
      sb - StringBuffer to append to (may be null)
      s1 - object to append deprecated See StringUtil
      Returns:
      StringBuffer with appended object

    • append

      public static StringBuffer append(StringBuffer sb, Object s1, Object s2)
      Parameters:
      sb - StringBuffer to append to (may be null)
      s1 - first object to append
      s2 - second object to append deprecated See StringUtil
      Returns:
      StringBuffer with appended objects `

    • append

      public static StringBuffer append(StringBuffer sb, Object s1, Object s2, Object s3)
      Parameters:
      sb - StringBuffer to append to (may be null)
      s1 - first object to append
      s2 - second object to append
      s3 - third object to append deprecated See StringUtil
      Returns:
      StringBuffer with appended objects

    • append

      public static StringBuffer append(StringBuffer sb, Object s1, Object s2, Object s3, Object s4)
      Parameters:
      sb - StringBuffer to append to (may be null)
      s1 - first object to append
      s2 - second object to append
      s3 - third object to append
      s4 - fourth object to append deprecated See StringUtil
      Returns:
      StringBuffer with appended objects

    • append

      public static StringBuffer append(StringBuffer sb, Object s1, Object s2, Object s3, Object s4, Object s5)
      Parameters:
      sb - StringBuffer to append to (may be null)
      s1 - first object to append
      s2 - second object to append
      s3 - third object to append
      s4 - fourth object to append
      s5 - fifth object to append deprecated See StringUtil
      Returns:
      StringBuffer with appended objects

    • parseCsv

      public static List parseCsv(String s, boolean skipFirst)
      Parameters:
      s - String to parse
      skipFirst - true to skip the first value deprecated See StringUtil
      Returns:
      list of parsed Strings

    • shorten

      public static final String shorten(String s, int length)
      Parameters:
      s - String to shorten
      length - shortened length where elipses will start deprecated See StringUtil
      Returns:
      shortened string.

    • toString

      public static String toString(Object[] array)
      Parameters:
      array - array to print deprecated See StringUtil
      Returns:
      array as a String

    • addClassLoader

      public static void addClassLoader(ClassLoader cl)
      Add the given class loader into the list of custom class loaders
      Parameters:
      cl - The class loader

    • getClassLoaders

      public static List<ClassLoader> getClassLoaders()
      Get the list of dynamic class loaders
      Returns:
      List of dynamic classloaders

    • findClass

      public static Class findClass(String className) throws ClassNotFoundException
      Find the Class for the given class name. This first checks any custom class loaders the app may be using. Next it just uses the standard Class.forName
      Parameters:
      className - The class name
      Returns:
      The class
      Throws:
      ClassNotFoundException - When the className could not be found

    • getPauseEveryTime

      public static long getPauseEveryTime(int minutesDelta)
      figure out how long to wait for
      Parameters:
      minutesDelta - time to wait for
      Returns:
      hummm

    • pauseEvery

      public static void pauseEvery(int minutesDelta)
      Pause every n minutes
      Parameters:
      minutesDelta - number of minutes

    • cloneArray

      public static float[][] cloneArray(float[][] a)
      Clone an array of floats
      Parameters:
      a - array to clone
      Returns:
      cloned array

    • reverseArray

      public static float[] reverseArray(float[] a)
      Reverse the array
      Parameters:
      a - input array
      Returns:
      the array in reverse order

    • subtractArray

      public static float[][] subtractArray(float[][] a, float[][] b, float[][] c)
      Set c=a-b and return c. If c is null then create a new array
      Parameters:
      a - the array
      b - the the other array
      c - the return array
      Returns:
      the new array

    • addArray

      public static float[][] addArray(float[][] a, float[][] b, float[][] c)
      Add two arrays together
      Parameters:
      a - the array
      b - the the other array
      c - the return array
      Returns:
      the new array

    • getRange

      public static float[] getRange(float[][] a)
      Get the range of all values
      Parameters:
      a - arrays of values
      Returns:
      the range (min,max)

    • getRanges

      public static float[][] getRanges(float[][] a)
      Get the ranges for each column
      Parameters:
      a - arrays of values
      Returns:
      the range (min,max) of each column

    • fillArray

      public static void fillArray(float[][] a, float value)
      fill array with value
      Parameters:
      a - array
      value - value

    • cloneArray

      public static double[][] cloneArray(double[][] a)
      Clone an array of doubles
      Parameters:
      a - array to clone
      Returns:
      cloned array

    • arraysEquals

      public static boolean arraysEquals(double[] a, double[] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(int[] a, int[] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(float[] a, float[] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(String[] a, String[] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(float[][] a, float[][] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(double[][] a, double[][] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(int[][] a, int[][] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • arraysEquals

      public static boolean arraysEquals(int[][][] a, int[][][] b)
      check for equality a or b can be null;
      Parameters:
      a - array 1
      b - array 2
      Returns:
      equals

    • merge

      public static float[] merge(float[] a, float[] b)
      Merge the two arrays into one. Either of the arrays can be null
      Parameters:
      a - array 1
      b - array 2
      Returns:
      An array of length a.length + b.length with the values copied

    • interpolate

      public static float[] interpolate(int cnt, float start, float end)
      Do a linear interpolation with cnt points between start and end
      Parameters:
      cnt - number of points
      start - start value
      end - end value
      Returns:
      Array of interpolated points

    • copy

      public static float[][] copy(float[][] pts, int pointCnt)
      Copy an array to another
      Parameters:
      pts - the input
      pointCnt - the number of points to copy
      Returns:
      the copied array

    • expand

      public static float[][] expand(float[][] pts)
      Expand an array of points
      Parameters:
      pts - the points
      Returns:
      the expanded array

    • getRunnable

      public static Runnable getRunnable()
      Get a Runnable object
      Returns:
      the Runnable

    • printBits

      public static void printBits(int b)
      Print out the bit pattern in an integer
      Parameters:
      b - the integer

    • getStackTrace

      public static String getStackTrace()
      Return the stack trace of this calling thread
      Returns:
      The stack trace

    • getStackTrace

      public static String getStackTrace(Throwable exc)
      Get the stack trace from the given exception
      Parameters:
      exc - The exception to get the trace from
      Returns:
      The stack trace

    • main

      public static void main(String[] args)
      Test this class
      Parameters:
      args - ignored

    • find

      public static int[] find(int value, int[] array)
      Find the indices of the array where it is equal to the value
      Parameters:
      value - the value to look for
      array - the array
      Returns:
      the array of indices

    • find

      public static int[] find(float value, float[] array)
      Find the indices of the array where it is equal to the value
      Parameters:
      value - the value to look for
      array - the array
      Returns:
      the array of indices

    • find

      public static int[] find(double value, double[] array)
      Find the indices of the array where it is equal to the value
      Parameters:
      value - the value to look for
      array - the array
      Returns:
      the array of indices

    • isNaN

      public static boolean isNaN(float[][] values)
      Check if all the values in the array are NaNs
      Parameters:
      values - the array values
      Returns:
      true if all NaN

    • isNaN

      public static boolean isNaN(double[][] values)
      Check if all the values in the array are NaNs
      Parameters:
      values - array values
      Returns:
      true if all NaN