net.sf.jasperreports.engine.util

Class JRQueryParser

java.lang.Object

net.sf.jasperreports.engine.util.JRQueryParser

public class JRQueryParser
extends java.lang.Object

Report query parser.

Version:

$Id: JRQueryParser.java 6583 2013-10-14 09:20:42Z lucianc $

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Constructor Summary

Constructors

Constructor and Description
JRQueryParser()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	asClauseText(java.lang.String[] tokens) Deprecated. Replaced by asClauseText(String[], Character).
java.lang.String	asClauseText(java.lang.String[] tokens, java.lang.Character separator) (Re)constructs a query clause chunk from the chunk tokens.
java.lang.String	asText(JRQueryChunk[] chunks) (Re)creates the query text from a list of chunks.
protected char	defaultTokenSeparator()
protected char	determineClauseTokenSeparator(java.lang.String clauseChunk)
protected java.lang.String	getTokenSeparators()
static JRQueryParser	instance() Returns a query parser instance.
void	parse(java.lang.String text, JRQueryChunkHandler chunkHandler) Parses a report query.
protected void	parseClause(JRQueryChunkHandler chunkHandler, java.lang.String clauseChunk)

Methods inherited from class java.lang.Object

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

Constructor Detail

JRQueryParser

public JRQueryParser()

Method Detail

instance

public static JRQueryParser instance()

Returns a query parser instance.

Returns:

a query parser instance

parse

public void parse(java.lang.String text,
         JRQueryChunkHandler chunkHandler)

Parses a report query.

Parameters:

text - the query text

chunkHandler - a handler that will be asked to handle parsed query chunks

parseClause

protected void parseClause(JRQueryChunkHandler chunkHandler,
               java.lang.String clauseChunk)

determineClauseTokenSeparator

protected char determineClauseTokenSeparator(java.lang.String clauseChunk)

getTokenSeparators

protected java.lang.String getTokenSeparators()

asText

public java.lang.String asText(JRQueryChunk[] chunks)

(Re)creates the query text from a list of chunks.

Parameters:

chunks - the chunks

Returns:

the recreated query text

asClauseText

public java.lang.String asClauseText(java.lang.String[] tokens)

Deprecated. Replaced by asClauseText(String[], Character).

(Re)constructs a query clause chunk from the chunk tokens.

Parameters:

tokens - the chunk tokens

Returns:

the reconstructed query clause chunk

See Also:

JRQueryChunk.TYPE_CLAUSE_TOKENS

asClauseText

public java.lang.String asClauseText(java.lang.String[] tokens,
                            java.lang.Character separator)

(Re)constructs a query clause chunk from the chunk tokens.

Parameters:

tokens - the chunk tokens

separator - the chunk tokens separator character

Returns:

the reconstructed query clause chunk

See Also:

JRQueryChunk.TYPE_CLAUSE_TOKENS

defaultTokenSeparator

protected char defaultTokenSeparator()