dnaber 2004/11/24 14:06:12
Modified: src/java/org/apache/lucene/search BooleanQuery.java
Log:
improve javadoc by mentioning Filter
PR: 32365
Submitted by: Paul Elschot
Revision Changes Path
1.27 +12 -7
jakarta-lucene/src/java/org/apache/lucene/search/BooleanQuery.java
Index: BooleanQuery.java
===================================================================
RCS file:
/home/cvs/jakarta-lucene/src/java/org/apache/lucene/search/BooleanQuery.java,v
retrieving revision 1.26
retrieving revision 1.27
diff -u -r1.26 -r1.27
--- BooleanQuery.java 19 Oct 2004 19:51:35 -0000 1.26
+++ BooleanQuery.java 24 Nov 2004 22:06:12 -0000 1.27
@@ -26,13 +26,18 @@
public class BooleanQuery extends Query {
/** The maximum number of clauses permitted. Default value is 1024.
- * Use the <code>org.apache.lucene.maxClauseCount</code> system property
to override.
- * <p>TermQuery clauses are generated from for example prefix queries and
fuzzy queries.
- * Each TermQuery needs some buffer space during search, so this parameter
indirectly
- * controls the maximum buffer requirements for query search. Normally the
buffers
- * are allocated by the JVM. When using for example
- * [EMAIL PROTECTED] org.apache.lucene.store.MMapDirectory} the buffering
is left to the
- * operating system.</p>
+ * Use the <code>org.apache.lucene.maxClauseCount</code> system property
+ * to override.
+ * <p>TermQuery clauses are generated from for example prefix queries and
+ * fuzzy queries. Each TermQuery needs some buffer space during search,
+ * so this parameter indirectly controls the maximum buffer requirements
for
+ * query search.
+ * <p>When this parameter becomes a bottleneck for a Query one can use a
+ * Filter. For example instead of a [EMAIL PROTECTED] RangeQuery} one can
use a
+ * [EMAIL PROTECTED] RangeFilter}.
+ * <p>Normally the buffers are allocated by the JVM. When using for example
+ * [EMAIL PROTECTED] org.apache.lucene.store.MMapDirectory} the buffering
is left to
+ * the operating system.
*/
public static int maxClauseCount =
Integer.parseInt(System.getProperty("org.apache.lucene.maxClauseCount",
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