org.deegree.io.datastore.sql
Class StatementBuffer

java.lang.Object
  org.deegree.io.datastore.sql.StatementBuffer

public class StatementBuffer
extends java.lang.Object

Helper class for the creation and logging of PreparedStatements.

It allows to concatenate the query step by step and holds the arguments of the query as well.

Version:

$Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $

Author:

Markus Schneider , last edited by: $Author: mschneider $

Nested Class Summary

class

StatementBuffer.StatementArgument Encapsulates an argument value and the SQL type code for the target column.

Constructor Summary

StatementBuffer()

Method Summary

void	addArgument(java.lang.Object o, int typeCode) Appends the given argument (as the replacement value for the '?'
void	append(char c) Appends the given character to the statement.
void	append(java.lang.String s) Appends the given string to the statement.
void	append(java.lang.StringBuffer sb) Appends the given StringBuffer to the statement.
java.util.Iterator<StatementBuffer.StatementArgument>	getArgumentsIterator() Returns an Iterator over the arguments of the query.
java.lang.String	getQueryString() Returns the query string (without the arguments' values).
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

StatementBuffer

public StatementBuffer()

Method Detail

append

public void append(char c)

Appends the given character to the statement.

Parameters:

c -

append

public void append(java.lang.String s)

Appends the given string to the statement.

Parameters:

s -

append

public void append(java.lang.StringBuffer sb)

Appends the given StringBuffer to the statement.

Parameters:

sb -

addArgument

public void addArgument(java.lang.Object o,
                        int typeCode)

Appends the given argument (as the replacement value for the '?' character in the query) to the statement.

Parameters:

o -

typeCode -

getQueryString

public java.lang.String getQueryString()

Returns the query string (without the arguments' values).

Returns:

the query string (without the arguments' values)

getArgumentsIterator

public java.util.Iterator<StatementBuffer.StatementArgument> getArgumentsIterator()

Returns an Iterator over the arguments of the query.

Returns:

an Iterator over the arguments of the query

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object