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LUCENE-2162: Allow ExtendableQueryParser extensions accessing the toplevel parser and its properties 

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@894180 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Simon Willnauer 2009-12-28 14:27:14 +00:00
parent a0d5801661
commit 7c3ed5867e
2 changed files with 14 additions and 2 deletions
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2
contrib/misc/src/java/org/apache/lucene/queryParser/ext/ExtendableQueryParser.java
View File

@ -133,7 +133,7 @@ public class ExtendableQueryParser extends QueryParser {
final ParserExtension extension = this.extensions final ParserExtension extension = this.extensions
.getExtension(splitExtensionField.cud); .getExtension(splitExtensionField.cud);
if (extension != null) { if (extension != null) {
return extension.parse(new ExtensionQuery(splitExtensionField.cur, return extension.parse(new ExtensionQuery(this, splitExtensionField.cur,
queryText)); queryText));
} }
return super.getFieldQuery(field, queryText); return super.getFieldQuery(field, queryText);

14
contrib/misc/src/java/org/apache/lucene/queryParser/ext/ExtensionQuery.java
View File

@ -1,5 +1,7 @@
package org.apache.lucene.queryParser.ext; package org.apache.lucene.queryParser.ext;
import org.apache.lucene.queryParser.QueryParser;
/** /**
* Licensed to the Apache Software Foundation (ASF) under one or more * Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with * contributor license agreements. See the NOTICE file distributed with
@ -29,6 +31,7 @@ public class ExtensionQuery {
private final String field; private final String field;
private final String rawQueryString; private final String rawQueryString;
private final QueryParser topLevelParser;
/** /**
* Creates a new {@link ExtensionQuery} * Creates a new {@link ExtensionQuery}
@ -38,9 +41,10 @@ public class ExtensionQuery {
* @param rawQueryString * @param rawQueryString
* the raw extension query string * the raw extension query string
*/ */
public ExtensionQuery(String field, String rawQueryString) { public ExtensionQuery(QueryParser topLevelParser, String field, String rawQueryString) {
this.field = field; this.field = field;
this.rawQueryString = rawQueryString; this.rawQueryString = rawQueryString;
this.topLevelParser = topLevelParser;
} }
/** /**
@ -60,4 +64,12 @@ public class ExtensionQuery {
public String getRawQueryString() { public String getRawQueryString() {
return rawQueryString; return rawQueryString;
} }
/**
* Returns the top level parser which created this {@link ExtensionQuery}
* @return the top level parser which created this {@link ExtensionQuery}
*/
public QueryParser getTopLevelParser() {
return topLevelParser;
}
} }