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org.postgresql.fastpath
Class FastpathArg  

java.lang.Object
  org.postgresql.fastpath.FastpathArg

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public class FastpathArg

extends java.lang.Object

Each fastpath call requires an array of arguments, the number and type dependent on the function being called.

This class implements methods needed to provide this capability.

For an example on how to use this, refer to the org.postgresql.largeobject package

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Field Summary
byte[]	bytes           Byte value if type=false;
boolean	type           Type of argument, true=integer, false=byte[]
int	value           Integer value if type=true

 

Constructor Summary

FastpathArg(byte[] bytes)           Constructs an argument that consists of an array of bytes

FastpathArg(byte[] buf, int off, int len)           Constructs an argument that consists of part of a byte array

FastpathArg(int value)           Constructs an argument that consists of an integer value

FastpathArg(java.lang.String s)           Constructs an argument that consists of a String.

 

Method Summary
protected  void	send(org.postgresql.PG_Stream s)           This sends this argument down the network stream.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

type

public boolean type

Type of argument, true=integer, false=byte[]

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value

public int value

Integer value if type=true

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bytes

public byte[] bytes

Byte value if type=false;

Constructor Detail

FastpathArg

public FastpathArg(int value)

Constructs an argument that consists of an integer value

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FastpathArg

public FastpathArg(byte[] bytes)

Constructs an argument that consists of an array of bytes

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FastpathArg

public FastpathArg(byte[] buf,
                   int off,
                   int len)

Constructs an argument that consists of part of a byte array

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FastpathArg

public FastpathArg(java.lang.String s)

Constructs an argument that consists of a String.

Method Detail

send

protected void send(org.postgresql.PG_Stream s)
             throws java.io.IOException

This sends this argument down the network stream.

The stream sent consists of the length.int4 then the contents.

Note: This is called from Fastpath, and cannot be called from client code.

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