LogUtil (Unidata IDV API v6.2u2)

java.lang.Object
- ucar.unidata.util.LogUtil

public class LogUtil
extends java.lang.Object

Class LogUtil

Author:: Unidata development team

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static interface`	`LogUtil.DialogManager` DialogManager is an interface that allows an applcation to add its own buttons to the error dialogs
`static class`	`LogUtil.LogCategory` Class LogCategory serves as a wrapper around some (undefined for now) logging facility.

Field Summary

Fields
Modifier and Type Field and Description

static int printlncnt
Helps to track down println calls

Fields
Modifier and Type	Field and Description
`static int`	`printlncnt` Helps to track down println calls

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static void`	`addMessageLogger(javax.swing.JLabel t)` Add the given component into the list of components that show messages from the message method calls
`static void`	`addMessageLogger(javax.swing.JTextArea t)` Add the given component into the list of components that show messages from the message method calls
`static boolean`	`anyErrors()` If we are in test mode have there been any errors logged.
`static void`	`clearMessage(java.lang.String message)` If the given message is the same as the last shown message then clear all messages
`static void`	`configure()` Configure the logging
`static void`	`consoleMessage(java.lang.String msg)` Append the given msg to the console text area.
`static java.awt.Window`	`getCurrentWindow()` Finds the most recent active window.
`static boolean`	`getDebugMode()` Set the debug mode
`static java.util.List`	`getExceptions()` Get the list of exceptions that were thrown when in test mode
`static java.lang.Throwable`	`getInnerException(java.lang.Throwable exc)` Get any exception that the given exception wraps (if it does).
`static boolean`	`getInteractiveMode()` _more_
`static LogUtil.LogCategory`	`getLogInstance(java.lang.String name)` Helper that creates a log category.
`static java.util.List`	`getMessages()` Get the list of messages for errors when in test mode
`static javax.swing.JPanel`	`getMultiExceptionsPanel(java.util.List errorMessages, java.util.List exceptions)` Create the panel that shows multiple exceptions
`static java.lang.String`	`getOutputBuffer(boolean andClearIt)` Get the text that has been written to stderr/stdout when in buffering mode
`static boolean`	`getShowErrorsInGui()` Do we show errors in gui
`static java.lang.StringBuffer`	`getStackDump(boolean asHtml)` return the stack trace of all threads
`static java.lang.StringBuffer`	`getStackDump(boolean asHtml, boolean onlyRunning)` return the stack trace of all threads
`static java.lang.String`	`getStackTrace()` Return the stack trace of this calling thread
`static java.lang.String`	`getStackTrace(java.lang.Throwable exc)` Get the stack trace from the given exception
`static boolean`	`getTestMode()` Are we in test mode
`static void`	`logException(java.lang.String msg, java.lang.Throwable exc)` Log the given error message and exception
`static void`	`message(java.lang.String msg)` Show the given string in all of the message components
`static void`	`printException(LogUtil.LogCategory log_, java.lang.String xmsg, java.lang.Throwable exc)` Show the given error message/exception in the gui (if not in test mode), print it to the console and log it to the given Category
`static void`	`printException(LogUtil.LogCategory log_, java.lang.String xmsg, java.lang.Throwable exc, byte[] fileBytes)` Print the exception
`static void`	`printException(LogUtil.LogCategory log_, java.lang.String xmsg, java.lang.Throwable originalException, java.io.File file)` Print the exception
`static void`	`printExceptionNoGui(LogUtil.LogCategory log_, java.lang.String xmsg, java.lang.Throwable exc)` Log the given error message/exception to the given LogCategory
`static void`	`printExceptions(java.util.List exceptions)` Print out the list of exceptions
`static void`	`printExceptions(java.util.List errorMessages, java.util.List exceptions)` Print out the list of error messages and exceptions.
`static void`	`printExceptions(java.lang.String label, java.util.List errorMessages, java.util.List exceptions)` Print exceptions
`static void`	`printExceptionsNoGui(java.util.List errorMessages, java.util.List exceptions)` print out the list of error messages and exceptions.
`static void`	`printExceptionsNoGui(java.lang.String errorMessage, java.util.List exceptions)` Print out the error messages and exceptions.
`static void`	`println(java.lang.String msg)` This allows you to print to stderr even when we are buffering
`static void`	`printMessage(java.lang.String msg)` Simply print the given message using the default logging LogCategory.
`static void`	`registerWindow(java.awt.Window w)` This registers a window listener on the given window to add and remove the the window to the list of active windows.
`static void`	`removeMessageLogger(java.lang.Object t)` Remove the given component from the list of message components
`static void`	`setDebugMode(boolean v)` Set the debug mode
`static void`	`setDialogManager(LogUtil.DialogManager manager)` Allows applications to add their own LogUtil.DialogManager
`static void`	`setShowErrorsInGui(boolean v)` set if we show the errors in the gui
`static void`	`setTestMode(boolean v)` Set the test mode.
`static void`	`showConsole()` Create (if needed) the Console window and show it
`static boolean`	`showGui()`
`static void`	`startOutputBuffer()` Start buffering stderr and stdout
`static void`	`stopOutputBuffer()` Stop buffering stderr and stdout
`static void`	`tracePrintlns()` Helps to track down println calls
`static void`	`userErrorMessage(javax.swing.JLabel label)` Show the given label in an error dialog.
`static void`	`userErrorMessage(LogUtil.LogCategory log_, java.lang.String msg)` Show the error dialog to the user
`static void`	`userErrorMessage(java.lang.Object msg)` Show the error dialog to the user
`static void`	`userErrorMessage(java.lang.String msg)` Show the error dialog to the user
`static void`	`userMessage(LogUtil.LogCategory log_, java.lang.String msg)` Show an informational message to the user.
`static void`	`userMessage(LogUtil.LogCategory log_, java.lang.String msg, boolean andLog)` Show an informational message to the user.
`static void`	`userMessage(LogUtil.LogCategory log_, java.lang.String msg, java.lang.String consoleMsg)` Show an informational message to the user.
`static void`	`userMessage(java.lang.String msg)` Show an informational message to the user.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - printlncnt
```
public static int printlncnt
```
    Helps to track down println calls
- Method Detail
  - getLogInstance
```
public static LogUtil.LogCategory getLogInstance(java.lang.String name)
```
    Helper that creates a log category. We have this here so we can always add in some logging facility later.
    
    Parameters:
    
    name - The name of the log instance
    
    Returns:
    
    The wrapper around the logger
  - anyErrors
```
public static boolean anyErrors()
```
    If we are in test mode have there been any errors logged.
    
    Returns:
    
    Any errors logged.
  - getExceptions
```
public static java.util.List getExceptions()
```
    Get the list of exceptions that were thrown when in test mode
    
    Returns:
    
    List of exceptions from test mode
  - getMessages
```
public static java.util.List getMessages()
```
    Get the list of messages for errors when in test mode
    
    Returns:
    
    List of error messages
  - setTestMode
```
public static void setTestMode(boolean v)
```
    Set the test mode. If true then we don't popup any error or message dialogs. Instead we log the exceptions in a list that is dumped out later by any test running code.
    
    Parameters:
    
    v - The test mode flag
  - getTestMode
```
public static boolean getTestMode()
```
    Are we in test mode
    
    Returns:
    
    in test mode
  - showGui
```
public static boolean showGui()
```
  - setShowErrorsInGui
```
public static void setShowErrorsInGui(boolean v)
```
    set if we show the errors in the gui
    
    Parameters:
    
    v - The test mode flag
  - getShowErrorsInGui
```
public static boolean getShowErrorsInGui()
```
    Do we show errors in gui
    
    Returns:
    
    show errors in gui
  - getInteractiveMode
```
public static boolean getInteractiveMode()
```
    _more_
    
    Returns:
    
    _more_
  - setDebugMode
```
public static void setDebugMode(boolean v)
```
    Set the debug mode
    
    Parameters:
    
    v - the debug flag (true to print out debug messages)
  - getDebugMode
```
public static boolean getDebugMode()
```
    Set the debug mode
    
    Returns:
    
    the debug flag (true to print out debug messages)
  - configure
```
public static void configure()
```
    Configure the logging
  - logException
```
public static void logException(java.lang.String msg,
                                java.lang.Throwable exc)
```
    Log the given error message and exception
    
    Parameters:
    
    msg - The error message
    
    exc - The exception
  - printExceptionsNoGui
```
public static void printExceptionsNoGui(java.util.List errorMessages,
                                        java.util.List exceptions)
```
    print out the list of error messages and exceptions. Do not show them in the gui.
    
    Parameters:
    
    errorMessages -
    
    exceptions -
  - printExceptionsNoGui
```
public static void printExceptionsNoGui(java.lang.String errorMessage,
                                        java.util.List exceptions)
```
    Print out the error messages and exceptions. Do not show them in the gui.
    
    Parameters:
    
    errorMessage - The message
    
    exceptions - The exceptions
  - printExceptions
```
public static void printExceptions(java.util.List exceptions)
```
    Print out the list of exceptions
    
    Parameters:
    
    exceptions - The exceptions
  - println
```
public static void println(java.lang.String msg)
```
    This allows you to print to stderr even when we are buffering
    
    Parameters:
    
    msg - The text to print
  - startOutputBuffer
```
public static void startOutputBuffer()
```
    Start buffering stderr and stdout
  - getOutputBuffer
```
public static java.lang.String getOutputBuffer(boolean andClearIt)
```
    Get the text that has been written to stderr/stdout when in buffering mode
    
    Parameters:
    
    andClearIt - Clear the buffer
    
    Returns:
    
    The buffer
  - stopOutputBuffer
```
public static void stopOutputBuffer()
```
    Stop buffering stderr and stdout
  - printExceptions
```
public static void printExceptions(java.util.List errorMessages,
                                   java.util.List exceptions)
```
    Print out the list of error messages and exceptions. If not in test mode then show them in a gui. If in test mode then just print to stderr.
    
    Parameters:
    
    errorMessages - The error messages
    
    exceptions - The exceptions
  - printExceptions
```
public static void printExceptions(java.lang.String label,
                                   java.util.List errorMessages,
                                   java.util.List exceptions)
```
    Print exceptions
    
    Parameters:
    
    label - label for the dialog
    
    errorMessages - list of error messages
    
    exceptions - List of exceptions
  - getInnerException
```
public static java.lang.Throwable getInnerException(java.lang.Throwable exc)
```
    Get any exception that the given exception wraps (if it does).
    
    Parameters:
    
    exc - The possible exception containing exception
    
    Returns:
    
    The wrapped exception or the given exception if it does not wrap one.
  - getMultiExceptionsPanel
```
public static javax.swing.JPanel getMultiExceptionsPanel(java.util.List errorMessages,
                                                         java.util.List exceptions)
```
    Create the panel that shows multiple exceptions
    
    Parameters:
    
    errorMessages - The error messages
    
    exceptions - The exceptions
    
    Returns:
    
    The panel that shows the multiple exceptions
  - getStackTrace
```
public static java.lang.String getStackTrace()
```
    Return the stack trace of this calling thread
    
    Returns:
    
    The stack trace
  - getStackTrace
```
public static java.lang.String getStackTrace(java.lang.Throwable exc)
```
    Get the stack trace from the given exception
    
    Parameters:
    
    exc - The exception to get the trace from
    
    Returns:
    
    The stack trace
  - showConsole
```
public static void showConsole()
```
    Create (if needed) the Console window and show it
  - consoleMessage
```
public static void consoleMessage(java.lang.String msg)
```
    Append the given msg to the console text area. This will not show the console. To do that call showConsole.
    
    Parameters:
    
    msg -
  - setDialogManager
```
public static void setDialogManager(LogUtil.DialogManager manager)
```
    Allows applications to add their own LogUtil.DialogManager
    
    Parameters:
    
    manager - The singleton dialog manager to use
  - getCurrentWindow
```
public static java.awt.Window getCurrentWindow()
```
    Finds the most recent active window. If there are none then it returns null.
    
    Returns:
    
    The most recently active window.
  - registerWindow
```
public static void registerWindow(java.awt.Window w)
```
    This registers a window listener on the given window to add and remove the the window to the list of active windows.
    
    Parameters:
    
    w - The window
  - printException
```
public static void printException(LogUtil.LogCategory log_,
                                  java.lang.String xmsg,
                                  java.lang.Throwable exc)
```
    Show the given error message/exception in the gui (if not in test mode), print it to the console and log it to the given Category
    
    Parameters:
    
    log_ - The LogCatgory to log the error to
    
    xmsg - The error message
    
    exc - The exception
  - printException
```
public static void printException(LogUtil.LogCategory log_,
                                  java.lang.String xmsg,
                                  java.lang.Throwable exc,
                                  byte[] fileBytes)
```
    Print the exception
    
    Parameters:
    
    log_ - log category
    
    xmsg - message
    
    exc - exception
    
    fileBytes - if non-null then write to a tmp file and tell the user where to find it.
  - printException
```
public static void printException(LogUtil.LogCategory log_,
                                  java.lang.String xmsg,
                                  java.lang.Throwable originalException,
                                  java.io.File file)
```
    Print the exception
    
    Parameters:
    
    log_ - log category
    
    xmsg - message
    
    originalException - exception
    
    file - If non-null then this is the tmp file that was written Tell the user about it.
  - printExceptionNoGui
```
public static void printExceptionNoGui(LogUtil.LogCategory log_,
                                       java.lang.String xmsg,
                                       java.lang.Throwable exc)
```
    Log the given error message/exception to the given LogCategory
    
    Parameters:
    
    log_ - The LogCategory to log the error to
    
    xmsg - The error message
    
    exc - The exception
  - printMessage
```
public static void printMessage(java.lang.String msg)
```
    Simply print the given message using the default logging LogCategory. The effect of this is to print the message to the stderr and to the console.
    
    Parameters:
    
    msg -
  - userMessage
```
public static void userMessage(java.lang.String msg)
```
    Show an informational message to the user. We have this here so we can control when a dialog is shown (we don't show them when in test mode).
    
    Parameters:
    
    msg - The message
  - userMessage
```
public static void userMessage(LogUtil.LogCategory log_,
                               java.lang.String msg)
```
    Show an informational message to the user. We have this here so we can control when a dialog is shown (we don't show them when in test mode). Also log the message to the given LogCategory (if not null).
    
    Parameters:
    
    log_ - The category to log to. May be null.
    
    msg - The message
  - userMessage
```
public static void userMessage(LogUtil.LogCategory log_,
                               java.lang.String msg,
                               java.lang.String consoleMsg)
```
    Show an informational message to the user. We have this here so we can control when a dialog is shown (we don't show them when in test mode). Also log the message to the given LogCategory (if not null).
    
    Parameters:
    
    log_ - The category to log to. May be null.
    
    msg - The message
    
    consoleMsg - What to show in the error console
  - userMessage
```
public static void userMessage(LogUtil.LogCategory log_,
                               java.lang.String msg,
                               boolean andLog)
```
    Show an informational message to the user. We have this here so we can control when a dialog is shown (we don't show them when in test mode). Also log the message to the given LogCategory (if not null).
    
    Parameters:
    
    log_ - The category to log to. May be null.
    
    msg - The message
    
    andLog - Should we also log it to the log_
  - userErrorMessage
```
public static void userErrorMessage(LogUtil.LogCategory log_,
                                    java.lang.String msg)
```
    Show the error dialog to the user
    
    Parameters:
    
    log_ - category to log to (if not null).
    
    msg - The message
  - userErrorMessage
```
public static void userErrorMessage(javax.swing.JLabel label)
```
    Show the given label in an error dialog. If for some reason we are in no gui mode then just print out the text of the label
    
    Parameters:
    
    label - label
  - userErrorMessage
```
public static void userErrorMessage(java.lang.String msg)
```
    Show the error dialog to the user
    
    Parameters:
    
    msg - The message
  - userErrorMessage
```
public static void userErrorMessage(java.lang.Object msg)
```
    Show the error dialog to the user
    
    Parameters:
    
    msg - May be a String or a Component
  - addMessageLogger
```
public static void addMessageLogger(javax.swing.JTextArea t)
```
    Add the given component into the list of components that show messages from the message method calls
    
    Parameters:
    
    t - The text component
  - addMessageLogger
```
public static void addMessageLogger(javax.swing.JLabel t)
```
    Add the given component into the list of components that show messages from the message method calls
    
    Parameters:
    
    t - The text component
  - removeMessageLogger
```
public static void removeMessageLogger(java.lang.Object t)
```
    Remove the given component from the list of message components
    
    Parameters:
    
    t - The component to remove
  - clearMessage
```
public static void clearMessage(java.lang.String message)
```
    If the given message is the same as the last shown message then clear all messages
    
    Parameters:
    
    message - The message to clear
  - message
```
public static void message(java.lang.String msg)
```
    Show the given string in all of the message components
    
    Parameters:
    
    msg - The message to show
  - tracePrintlns
```
public static void tracePrintlns()
```
    Helps to track down println calls
  - getStackDump
```
public static java.lang.StringBuffer getStackDump(boolean asHtml)
```
    return the stack trace of all threads
    
    Parameters:
    
    asHtml - If true generate html instead of text
    
    Returns:
    
    stack dump
  - getStackDump
```
public static java.lang.StringBuffer getStackDump(boolean asHtml,
                                                  boolean onlyRunning)
```
    return the stack trace of all threads
    
    Parameters:
    
    asHtml - If true generate html instead of text
    
    onlyRunning - Only show the running threads
    
    Returns:
    
    stack dump

Class LogUtil

Nested Class Summary

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

printlncnt

Method Detail

getLogInstance

anyErrors

getExceptions

getMessages

setTestMode

getTestMode

showGui

setShowErrorsInGui

getShowErrorsInGui

getInteractiveMode

setDebugMode

getDebugMode

configure

logException

printExceptionsNoGui

printExceptionsNoGui

printExceptions

println

startOutputBuffer

getOutputBuffer

stopOutputBuffer

printExceptions

printExceptions

getInnerException

getMultiExceptionsPanel

getStackTrace

getStackTrace

showConsole

consoleMessage

setDialogManager

getCurrentWindow

registerWindow

printException

printException

printException

printExceptionNoGui

printMessage

userMessage

userMessage

userMessage

userMessage

userErrorMessage

userErrorMessage

userErrorMessage

userErrorMessage

addMessageLogger

addMessageLogger

removeMessageLogger

clearMessage

message

tracePrintlns

getStackDump

getStackDump