org.openjdk.jmc.flightrecorder.internal.parser.v1

Class SeekableInputStream

java.lang.Object

org.openjdk.jmc.flightrecorder.internal.parser.v1.SeekableInputStream

All Implemented Interfaces:

IDataInput

Direct Known Subclasses:

SeekableInputStream.CompressedIntsDataInput

class SeekableInputStream
extends java.lang.Object
implements IDataInput

Byte array input stream that is not synchronized, not checked and which

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	SeekableInputStream.CompressedIntsDataInput

Field Summary

Fields

Modifier and Type	Field and Description
private byte[]	buffer
private int	pos
private static byte	STRING_ENCODING_CHAR_ARRAY
(package private) static byte	STRING_ENCODING_CONSTANT_POOL
private static byte	STRING_ENCODING_EMPTY_STRING
private static byte	STRING_ENCODING_LATIN1_BYTE_ARRAY
private static byte	STRING_ENCODING_NULL
private static byte	STRING_ENCODING_UTF8_BYTE_ARRAY

Constructor Summary

Constructors

Constructor and Description
SeekableInputStream(byte[] buffer)

Method Summary

Modifier and Type	Method and Description
(package private) static SeekableInputStream	build(byte[] data, boolean compressedInts)
boolean	readBoolean()
byte	readByte()
char	readChar()
double	readDouble()
float	readFloat()
void	readFully(byte[] b)
void	readFully(byte[] dst, int off, int len)
int	readInt()
long	readLong()
java.lang.String	readRawString(byte encoding)
short	readShort()
int	readUnsignedByte()
long	readUnsignedInt()
int	readUnsignedShort()
void	seek(long pos)
void	skipString()

Methods inherited from class java.lang.Object

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

Field Detail

STRING_ENCODING_NULL

private static final byte STRING_ENCODING_NULL

See Also:

Constant Field Values

STRING_ENCODING_EMPTY_STRING

private static final byte STRING_ENCODING_EMPTY_STRING

See Also:

Constant Field Values

STRING_ENCODING_CONSTANT_POOL

static final byte STRING_ENCODING_CONSTANT_POOL

See Also:

Constant Field Values

STRING_ENCODING_UTF8_BYTE_ARRAY

private static final byte STRING_ENCODING_UTF8_BYTE_ARRAY

See Also:

Constant Field Values

STRING_ENCODING_CHAR_ARRAY

private static final byte STRING_ENCODING_CHAR_ARRAY

See Also:

Constant Field Values

STRING_ENCODING_LATIN1_BYTE_ARRAY

private static final byte STRING_ENCODING_LATIN1_BYTE_ARRAY

See Also:

Constant Field Values

buffer

private final byte[] buffer

pos

private int pos

Constructor Detail

SeekableInputStream

public SeekableInputStream(byte[] buffer)

Method Detail

seek

public void seek(long pos)
          throws java.io.IOException

Throws:

java.io.IOException

readFully

public void readFully(byte[] b)

readFully

public void readFully(byte[] dst,
                      int off,
                      int len)

readBoolean

public boolean readBoolean()
                    throws java.io.IOException

Specified by:

readBoolean in interface IDataInput

Throws:

java.io.IOException

readByte

public byte readByte()
              throws java.io.IOException

Specified by:

readByte in interface IDataInput

Throws:

java.io.IOException

readUnsignedByte

public int readUnsignedByte()
                     throws java.io.IOException

Specified by:

readUnsignedByte in interface IDataInput

Throws:

java.io.IOException

readShort

public short readShort()
                throws java.io.IOException

Specified by:

readShort in interface IDataInput

Throws:

java.io.IOException

readUnsignedShort

public int readUnsignedShort()
                      throws java.io.IOException

Specified by:

readUnsignedShort in interface IDataInput

Throws:

java.io.IOException

readChar

public char readChar()
              throws java.io.IOException

Specified by:

readChar in interface IDataInput

Throws:

java.io.IOException

readInt

public int readInt()
            throws java.io.IOException

Specified by:

readInt in interface IDataInput

Throws:

java.io.IOException

readUnsignedInt

public long readUnsignedInt()
                     throws java.io.IOException

Specified by:

readUnsignedInt in interface IDataInput

Throws:

java.io.IOException

readLong

public long readLong()
              throws java.io.IOException

Specified by:

readLong in interface IDataInput

Throws:

java.io.IOException

readFloat

public float readFloat()
                throws java.io.IOException

Specified by:

readFloat in interface IDataInput

Throws:

java.io.IOException

readDouble

public double readDouble()
                  throws java.io.IOException

Specified by:

readDouble in interface IDataInput

Throws:

java.io.IOException

readRawString

public java.lang.String readRawString(byte encoding)
                               throws java.io.IOException

Specified by:

readRawString in interface IDataInput

Throws:

java.io.IOException

skipString

public void skipString()
                throws java.io.IOException

Specified by:

skipString in interface IDataInput

Throws:

java.io.IOException

build

static SeekableInputStream build(byte[] data,
                                 boolean compressedInts)