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LUCENE-4608: Handle large number of requested fragments better.

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git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1421872 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Martijn van Groningen 2012-12-14 14:08:07 +00:00
parent 750e0ef311
commit 96926cf07d
2 changed files with 7 additions and 2 deletions
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3
lucene/CHANGES.txt
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@ -288,6 +288,9 @@ Bug Fixes
indexed and the Iterator throws an exception. Documents were only rolled back
if the actual indexing process failed. (Simon Willnauer)
* LUCENE-4608: Handle large number of requested fragments better.
(Martijn van Groningen)
Changes in Runtime Behavior
* LUCENE-4586: Change default ResultMode of FacetRequest to PER_NODE_IN_TREE.

6
lucene/highlighter/src/java/org/apache/lucene/search/vectorhighlight/BaseFragmentsBuilder.java
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@ -124,7 +124,6 @@ public abstract class BaseFragmentsBuilder implements FragmentsBuilder {
}
List<WeightedFragInfo> fragInfos = fieldFragList.getFragInfos();
List<String> fragments = new ArrayList<String>( maxNumFragments );
Field[] values = getFields( reader, docId, fieldName );
if( values.length == 0 ) {
return null;
@ -135,9 +134,12 @@ public abstract class BaseFragmentsBuilder implements FragmentsBuilder {
}
fragInfos = getWeightedFragInfoList(fragInfos);
int limitFragments = maxNumFragments < fragInfos.size() ? maxNumFragments : fragInfos.size();
List<String> fragments = new ArrayList<String>( limitFragments );
StringBuilder buffer = new StringBuilder();
int[] nextValueIndex = { 0 };
for( int n = 0; n < maxNumFragments && n < fragInfos.size(); n++ ){
for( int n = 0; n < limitFragments; n++ ){
WeightedFragInfo fragInfo = fragInfos.get( n );
fragments.add( makeFragment( buffer, nextValueIndex, values, fragInfo, preTags, postTags, encoder ) );
}