Package org.web3d.vrml.export.compressors

Class BinaryFieldEncoder

java.lang.Object

org.web3d.vrml.export.compressors.BinaryFieldEncoder

All Implemented Interfaces:

FieldCompressor, FieldDecompressor

Direct Known Subclasses:

RangeCompressor

public class BinaryFieldEncoder
extends Object
implements FieldCompressor, FieldDecompressor

A field compressor that just encodes the data in binary form.

Version:

$Revision: 1.7 $

Author:

Alan Hudson

Constructor Summary

Constructors

Constructor	Description
BinaryFieldEncoder()

Method Summary

Modifier and Type	Method	Description
boolean	canSupport(int fieldType, int method)	Can this fieldCompressor support this compression method
void	compress(DataOutputStream dos, int fieldType, boolean data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, boolean[] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, double data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, double[] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, double[][] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, float data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, float[] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, float[][] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, int data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, int[] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, long data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, long[] data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, String data)	Compress this field and deposit the output to the bitstream
void	compress(DataOutputStream dos, int fieldType, String[] data)	Compress this field and deposit the output to the bitstream
boolean	decompressBoolean(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressBoolean(DataInputStream dis, int fieldType, boolean[] data)	Decompress this field.
double	decompressDouble(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressDouble(DataInputStream dis, int fieldType, double[] data)	Decompress this field.
void	decompressDouble(DataInputStream dis, int fieldType, double[][] data)	Decompress this field.
float	decompressFloat(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressFloat(DataInputStream dis, int fieldType, float[] data)	Decompress this field.If the array is too small it will be realloacted.
void	decompressFloat(DataInputStream dis, int fieldType, float[][] data)	Decompress this field.
int	decompressInt(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressInt(DataInputStream dis, int fieldType, int[] data)	Decompress this field.
long	decompressLong(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressLong(DataInputStream dis, int fieldType, long[] data)	Decompress this field.
String	decompressString(DataInputStream dis, int fieldType)	Decompress this field.
void	decompressString(DataInputStream dis, int fieldType, String[] data)	Decompress this field.
int	nextLength(DataInputStream dis)	Get the length of variable length field.

Methods inherited from class java.lang.Object

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

Constructor Details

BinaryFieldEncoder

public BinaryFieldEncoder()

Method Details

canSupport

public boolean canSupport(int fieldType,
 int method)

Can this fieldCompressor support this compression method

Specified by:

canSupport in interface FieldCompressor

Specified by:

canSupport in interface FieldDecompressor

Parameters:

fieldType - What type of field, defined in FieldConstants.

method - What method of compression. 0-127 defined by Web3D Consortium.

Returns:

nextLength

public int nextLength(DataInputStream dis)
               throws IOException

Get the length of variable length field.

Specified by:

nextLength in interface FieldDecompressor

Parameters:

dis -

Returns:

The length of the upcoming field in number of type units.

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 int data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 int[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 boolean data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 boolean[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 float data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 float[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 float[][] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 long data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 long[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 double data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 double[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 double[][] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 String data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

compress

public void compress(DataOutputStream dos,
 int fieldType,
 String[] data)
              throws IOException

Compress this field and deposit the output to the bitstream

Specified by:

compress in interface FieldCompressor

Parameters:

dos - The stream to output the result

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressInt

public int decompressInt(DataInputStream dis,
 int fieldType)
                  throws IOException

Decompress this field.

Specified by:

decompressInt in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

data The field data

Throws:

IOException

decompressInt

public void decompressInt(DataInputStream dis,
 int fieldType,
 int[] data)
                   throws IOException

Decompress this field.

Specified by:

decompressInt in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressBoolean

public boolean decompressBoolean(DataInputStream dis,
 int fieldType)
                          throws IOException

Decompress this field.

Specified by:

decompressBoolean in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

The field value

Throws:

IOException

decompressBoolean

public void decompressBoolean(DataInputStream dis,
 int fieldType,
 boolean[] data)
                       throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressBoolean in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressFloat

public float decompressFloat(DataInputStream dis,
 int fieldType)
                      throws IOException

Decompress this field.

Specified by:

decompressFloat in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

The field value

Throws:

IOException

decompressFloat

public void decompressFloat(DataInputStream dis,
 int fieldType,
 float[] data)
                     throws IOException

Decompress this field.If the array is too small it will be realloacted.

Specified by:

decompressFloat in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressFloat

public void decompressFloat(DataInputStream dis,
 int fieldType,
 float[][] data)
                     throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressFloat in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressLong

public long decompressLong(DataInputStream dis,
 int fieldType)
                    throws IOException

Decompress this field.

Specified by:

decompressLong in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

The field value

Throws:

IOException

decompressLong

public void decompressLong(DataInputStream dis,
 int fieldType,
 long[] data)
                    throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressLong in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressDouble

public double decompressDouble(DataInputStream dis,
 int fieldType)
                        throws IOException

Decompress this field.

Specified by:

decompressDouble in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

The field value

Throws:

IOException

decompressDouble

public void decompressDouble(DataInputStream dis,
 int fieldType,
 double[] data)
                      throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressDouble in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressDouble

public void decompressDouble(DataInputStream dis,
 int fieldType,
 double[][] data)
                      throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressDouble in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException

decompressString

public String decompressString(DataInputStream dis,
 int fieldType)
                        throws IOException

Decompress this field.

Specified by:

decompressString in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

Returns:

The field value

Throws:

IOException

decompressString

public void decompressString(DataInputStream dis,
 int fieldType,
 String[] data)
                      throws IOException

Decompress this field. If the array is too small it will be realloacted.

Specified by:

decompressString in interface FieldDecompressor

Parameters:

dis - The stream to read from

fieldType - The type of field to compress from FieldConstants.

data - The field data

Throws:

IOException