Module org.postgresql.pljava.internal

Package org.postgresql.pljava.jdbc

Class ClobValue

java.lang.Object

java.io.Reader

org.postgresql.pljava.jdbc.ClobValue

All Implemented Interfaces:

Closeable, AutoCloseable, Readable, Clob

public class ClobValue
extends Reader
implements Clob

Implementation of Clob for the SPI connection.

Author:

Thomas Hallgren

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor	Description
ClobValue(Reader reader, long nChars)
ClobValue(String value)

Method Summary

Modifier and Type	Method	Description
void	close()
void	free()
InputStream	getAsciiStream()
Reader	getCharacterStream()
Reader	getCharacterStream(long pos, long length)
static int	getReaderLength(Reader value)
String	getSubString(long pos, int length)
long	length()
void	mark(int readLimit)
boolean	markSupported()
long	position(String pattern, long start)	In this method is not supported by ClobValue
long	position(Clob pattern, long start)	Not supported.
int	read()
int	read(char[] b)
int	read(char[] b, int off, int len)
boolean	ready()
void	reset()
OutputStream	setAsciiStream(long pos)	In this method is not supported by ClobValue
Writer	setCharacterStream(long pos)	In this method is not supported by ClobValue
int	setString(long pos, String str)	In this method is not supported by ClobValue
int	setString(long pos, String str, int offset, int len)	In this method is not supported by ClobValue
long	skip(long nBytes)
void	truncate(long len)	In this method is not supported by ClobValue

Methods inherited from class java.io.Reader

nullReader, read, transferTo

Methods inherited from class java.lang.Object

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

Constructor Details

ClobValue

public ClobValue(Reader reader,
 long nChars)

ClobValue

public ClobValue(String value)

Method Details

getReaderLength

public static int getReaderLength(Reader value)
                           throws SQLException

Throws:

SQLException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class Reader

Throws:

IOException

getAsciiStream

public InputStream getAsciiStream()

Specified by:

getAsciiStream in interface Clob

getCharacterStream

public Reader getCharacterStream()

Specified by:

getCharacterStream in interface Clob

getSubString

public String getSubString(long pos,
 int length)
                    throws SQLException

Specified by:

getSubString in interface Clob

Throws:

SQLException

length

public long length()

Specified by:

length in interface Clob

mark

public void mark(int readLimit)
          throws IOException

Overrides:

mark in class Reader

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class Reader

position

public long position(Clob pattern,
 long start)

Not supported.

Specified by:

position in interface Clob

position

public long position(String pattern,
 long start)

In this method is not supported by ClobValue

Specified by:

position in interface Clob

read

public int read()
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(char[] b)
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(char[] b,
 int off,
 int len)
         throws IOException

Specified by:

read in class Reader

Throws:

IOException

ready

public boolean ready()
              throws IOException

Overrides:

ready in class Reader

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class Reader

Throws:

IOException

setAsciiStream

public OutputStream setAsciiStream(long pos)

In this method is not supported by ClobValue

Specified by:

setAsciiStream in interface Clob

setCharacterStream

public Writer setCharacterStream(long pos)

In this method is not supported by ClobValue

Specified by:

setCharacterStream in interface Clob

setString

public int setString(long pos,
 String str)

In this method is not supported by ClobValue

Specified by:

setString in interface Clob

setString

public int setString(long pos,
 String str,
 int offset,
 int len)

In this method is not supported by ClobValue

Specified by:

setString in interface Clob

skip

public long skip(long nBytes)
          throws IOException

Overrides:

skip in class Reader

Throws:

IOException

truncate

public void truncate(long len)

In this method is not supported by ClobValue

Specified by:

truncate in interface Clob

getCharacterStream

public Reader getCharacterStream(long pos,
 long length)
                          throws SQLException

Specified by:

getCharacterStream in interface Clob

Throws:

SQLException

free

public void free()
          throws SQLException

Specified by:

free in interface Clob

Throws:

SQLException