Package dap4.dap4lib.cdm

Class CDMTypeFcns

java.lang.Object

dap4.dap4lib.cdm.CDMTypeFcns

public abstract class CDMTypeFcns
extends Object

This Class is used to isolate as many as possible of the switch statements using TypeSort enums (Or in somecase DapType.getTypeSort()) Singleton

Constructor Summary

Constructors

Constructor	Description
CDMTypeFcns()

Method Summary

Modifier and Type	Method	Description
static Array	arrayify(DapType type, Object o)
static Array	arrayify(DataType datatype, Object o)
static Object	attributeParse(DataType cdmtype, EnumTypedef en, Object o)	convert a string to a specified cdmtype Note that if en is defined, then we attempt to convert the string as enum const
static Object	bytesAsTypeVec(DapType daptype, byte[] bytes)
static Class	cdmElementClass(DataType dt)
static DapType	cdmtype2daptype(DataType datatype)
static Object	convert(TypeSort dstsort, TypeSort srcsort, Object src)
static Object	createVector(DapType type, long count)
static Object	createVector(DataType type, long count)
static DataType	daptype2cdmtype(DapType type)
static int	daptypeSize(TypeSort atomtype)	Conmpute the size, in databuffer, of the daptype wrt to a serialization; 0 if undefined.
static void	decodebytes(ByteOrder remoteorder, DapType daptype, byte[] bytes, Object vector)
static DataType	enumTypeFor(DapType type)
static long	extract(TypeSort sort, Object value)
static boolean	isPrimitiveVector(DataType type, Object o)
static List	listify(Object vector)
static boolean	signify(DapType type)
static void	vectorcopy(DapType datatype, Object src, Object dst, long srcoffset, long dstoffset)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CDMTypeFcns

public CDMTypeFcns()

Method Detail

cdmElementClass

public static Class cdmElementClass(DataType dt)

createVector

public static Object createVector(DataType type,
                                  long count)

signify

public static boolean signify(DapType type)

createVector

public static Object createVector(DapType type,
                                  long count)

enumTypeFor

public static DataType enumTypeFor(DapType type)

cdmtype2daptype

public static DapType cdmtype2daptype(DataType datatype)

daptype2cdmtype

public static DataType daptype2cdmtype(DapType type)

daptypeSize

public static int daptypeSize(TypeSort atomtype)

Conmpute the size, in databuffer, of the daptype wrt to a serialization; 0 if undefined.

Parameters:

atomtype - The type of interest

Returns:

the size, in databuffer

extract

public static long extract(TypeSort sort,
                           Object value)

convert

public static Object convert(TypeSort dstsort,
                             TypeSort srcsort,
                             Object src)

vectorcopy

public static void vectorcopy(DapType datatype,
                              Object src,
                              Object dst,
                              long srcoffset,
                              long dstoffset)
                       throws DapException

Throws:

DapException

attributeParse

public static Object attributeParse(DataType cdmtype,
                                    EnumTypedef en,
                                    Object o)

convert a string to a specified cdmtype Note that if en is defined, then we attempt to convert the string as enum const

Parameters:

cdmtype -

en -

o -

Returns:

parsed attribute

isPrimitiveVector

public static boolean isPrimitiveVector(DataType type,
                                        Object o)

arrayify

public static Array arrayify(DataType datatype,
                             Object o)

arrayify

public static Array arrayify(DapType type,
                             Object o)

listify

public static List listify(Object vector)

bytesAsTypeVec

public static Object bytesAsTypeVec(DapType daptype,
                                    byte[] bytes)

decodebytes

public static void decodebytes(ByteOrder remoteorder,
                               DapType daptype,
                               byte[] bytes,
                               Object vector)