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fix bugs in DirectPF's lowFreq d-and-p-enum, set payload.bytes/offset/length in getPayload, also skip payload pointer correctly when scanning over deleted docs in nextDoc 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1364070 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Muir 2012-07-21 12:13:19 +00:00
parent 24092aab4c
commit f55c8d1247
1 changed files with 17 additions and 3 deletions
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20
lucene/core/src/java/org/apache/lucene/codecs/memory/DirectPostingsFormat.java
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@ -1680,8 +1680,10 @@ public class DirectPostingsFormat extends PostingsFormat {
private int skipPositions;
private int startOffset;
private int endOffset;
private int lastPayloadOffset;
private int payloadOffset;
private int payloadLength;
private byte[] payloadBytes;
public LowFreqDocsAndPositionsEnum(Bits liveDocs, boolean hasOffsets, boolean hasPayloads) {
this.liveDocs = liveDocs;
@ -1708,7 +1710,7 @@ public class DirectPostingsFormat extends PostingsFormat {
endOffset = -1;
docID = -1;
payloadLength = 0;
payload.bytes = payloadBytes;
this.payloadBytes = payloadBytes;
return this;
}
@ -1741,7 +1743,17 @@ public class DirectPostingsFormat extends PostingsFormat {
skipPositions = freq;
return docID;
}
upto += posMult * freq;
if (hasPayloads) {
for(int i=0;i<freq;i++) {
upto++;
if (hasOffsets) {
upto += 2;
}
payloadOffset += postings[upto++];
}
} else {
upto += posMult * freq;
}
}
}
@ -1769,7 +1781,7 @@ public class DirectPostingsFormat extends PostingsFormat {
}
if (hasPayloads) {
payloadLength = postings[upto++];
payload.offset = payloadOffset;
lastPayloadOffset = payloadOffset;
payloadOffset += payloadLength;
}
return pos;
@ -1802,6 +1814,8 @@ public class DirectPostingsFormat extends PostingsFormat {
@Override
public BytesRef getPayload() {
if (payloadLength > 0) {
payload.bytes = payloadBytes;
payload.offset = lastPayloadOffset;
payload.length = payloadLength;
payloadLength = 0;
return payload;