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sun.jvm.hotspot.debugger

public Class InputLexer

Class Inheritance

extends Object

java.lang.Object
sun.jvm.hotspot.debugger.InputLexer

Imports

InputLexer is the lexer through which the current set of debuggers see the debug server. It provides the ability to read all of the types the debuggers are interested in. All read operations are blocking.

Field Summary

Modifier and Type	Field and Description
private byte	backBuf
private BufferedInputStream	in
private boolean	pushedBack

Constructor Summary

Access	Constructor and Description
public	InputLexer(BufferedInputStream in)

Method Summary

Modifier and Type	Method and Description
public void	close()
private void	error()
private boolean	isHexDigit(char c)
public long	parseAddress() Parses an address in the form 0x12345678 in US-ASCII encoding on the input stream
public boolean	parseBoolean() Parses a boolean (really either a 0 or 1 integer in US-ASCII encoding) on the input stream
public int	parseInt() Parses an int in US-ASCII encoding on the input stream
public long	parseLong() Parses a long in US-ASCII encoding on the input stream
private void	pushBack(byte b)
public byte	readByte() Reads binary data; one byte
private byte	readByteInternal()
public void	readBytes(byte[] buf, int off, int len) Reads a block of binary data in BLOCKING fashion
public String	readByteString(int len) Reads binary data; a US-ASCII string of the specified length
public char	readChar() Reads binary data; one 16-bit character in big-endian format
public String	readCharString(int len) Reads binary data; a Unicode string of the specified length
public long	readUnsignedInt() Reads binary data; one 32-bit unsigned int in big-endian format.
public void	skipByte()
private void	skipWhitespace()

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

backBuf	back to summary
private byte backBuf

in	back to summary
private BufferedInputStream in

pushedBack	back to summary
private boolean pushedBack

Constructor Detail

InputLexer	back to summary
public InputLexer(BufferedInputStream in) throws IOException

Method Detail

close	back to summary
public void close() throws IOException

error	back to summary
private void error() throws IOException

isHexDigit	back to summary
private boolean isHexDigit(char c)

parseAddress	back to summary
public long parseAddress() throws IOException Parses an address in the form 0x12345678 in US-ASCII encoding on the input stream

parseBoolean	back to summary
public boolean parseBoolean() throws IOException Parses a boolean (really either a 0 or 1 integer in US-ASCII encoding) on the input stream

parseInt	back to summary
public int parseInt() throws IOException Parses an int in US-ASCII encoding on the input stream

parseLong	back to summary
public long parseLong() throws IOException Parses a long in US-ASCII encoding on the input stream

pushBack	back to summary
private void pushBack(byte b)

readByte	back to summary
public byte readByte() throws IOException Reads binary data; one byte

readByteInternal	back to summary
private byte readByteInternal() throws IOException

readBytes	back to summary
public void readBytes(byte[] buf, int off, int len) throws IOException Reads a block of binary data in BLOCKING fashion

readByteString	back to summary
public String readByteString(int len) throws IOException Reads binary data; a US-ASCII string of the specified length

readChar	back to summary
public char readChar() throws IOException Reads binary data; one 16-bit character in big-endian format

readCharString	back to summary
public String readCharString(int len) throws IOException Reads binary data; a Unicode string of the specified length

readUnsignedInt	back to summary
public long readUnsignedInt() throws IOException Reads binary data; one 32-bit unsigned int in big-endian format. Returned as a long.

skipByte	back to summary
public void skipByte() throws IOException

skipWhitespace	back to summary
private void skipWhitespace() throws IOException