pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / src / java / org / apache / lucene / index / FormatPostingsDocsWriter.java

diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FormatPostingsDocsWriter.java b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FormatPostingsDocsWriter.java
deleted file mode 100644 (file)
index 01466ac..0000000
--- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FormatPostingsDocsWriter.java
+++ /dev/null
@@ -1,136 +0,0 @@
-package org.apache.lucene.index;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/** Consumes doc & freq, writing them using the current
- *  index file format */
-
-import java.io.Closeable;
-import java.io.IOException;
-
-import org.apache.lucene.util.IOUtils;
-import org.apache.lucene.util.UnicodeUtil;
-import org.apache.lucene.index.FieldInfo.IndexOptions;
-import org.apache.lucene.store.IndexOutput;
-
-final class FormatPostingsDocsWriter extends FormatPostingsDocsConsumer implements Closeable {
-
-  final IndexOutput out;
-  final FormatPostingsTermsWriter parent;
-  final FormatPostingsPositionsWriter posWriter;
-  final DefaultSkipListWriter skipListWriter;
-  final int skipInterval;
-  final int totalNumDocs;
-
-  boolean omitTermFreqAndPositions;
-  boolean storePayloads;
-  long freqStart;
-  FieldInfo fieldInfo;
-
-  FormatPostingsDocsWriter(SegmentWriteState state, FormatPostingsTermsWriter parent) throws IOException {
-    this.parent = parent;
-    out = parent.parent.dir.createOutput(IndexFileNames.segmentFileName(parent.parent.segment, IndexFileNames.FREQ_EXTENSION));
-    boolean success = false;
-    try {
-      totalNumDocs = parent.parent.totalNumDocs;
-      
-      // TODO: abstraction violation
-      skipInterval = parent.parent.termsOut.skipInterval;
-      skipListWriter = parent.parent.skipListWriter;
-      skipListWriter.setFreqOutput(out);
-      
-      posWriter = new FormatPostingsPositionsWriter(state, this);
-      success = true;
-    } finally {
-      if (!success) {
-        IOUtils.closeWhileHandlingException(out);
-      }
-    }
-  }
-
-  void setField(FieldInfo fieldInfo) {
-    this.fieldInfo = fieldInfo;
-    omitTermFreqAndPositions = fieldInfo.indexOptions == IndexOptions.DOCS_ONLY;
-    storePayloads = fieldInfo.storePayloads;
-    posWriter.setField(fieldInfo);
-  }
-
-  int lastDocID;
-  int df;
-
-  /** Adds a new doc in this term.  If this returns null
-   *  then we just skip consuming positions/payloads. */
-  @Override
-  FormatPostingsPositionsConsumer addDoc(int docID, int termDocFreq) throws IOException {
-
-    final int delta = docID - lastDocID;
-
-    if (docID < 0 || (df > 0 && delta <= 0))
-      throw new CorruptIndexException("docs out of order (" + docID + " <= " + lastDocID + " )");
-
-    if ((++df % skipInterval) == 0) {
-      // TODO: abstraction violation
-      skipListWriter.setSkipData(lastDocID, storePayloads, posWriter.lastPayloadLength);
-      skipListWriter.bufferSkip(df);
-    }
-
-    assert docID < totalNumDocs: "docID=" + docID + " totalNumDocs=" + totalNumDocs;
-
-    lastDocID = docID;
-    if (omitTermFreqAndPositions)
-      out.writeVInt(delta);
-    else if (1 == termDocFreq)
-      out.writeVInt((delta<<1) | 1);
-    else {
-      out.writeVInt(delta<<1);
-      out.writeVInt(termDocFreq);
-    }
-
-    return posWriter;
-  }
-
-  private final TermInfo termInfo = new TermInfo();  // minimize consing
-  final UnicodeUtil.UTF8Result utf8 = new UnicodeUtil.UTF8Result();
-
-  /** Called when we are done adding docs to this term */
-  @Override
-  void finish() throws IOException {
-    long skipPointer = skipListWriter.writeSkip(out);
-
-    // TODO: this is abstraction violation -- we should not
-    // peek up into parents terms encoding format
-    termInfo.set(df, parent.freqStart, parent.proxStart, (int) (skipPointer - parent.freqStart));
-
-    // TODO: we could do this incrementally
-    UnicodeUtil.UTF16toUTF8(parent.currentTerm, parent.currentTermStart, utf8);
-
-    if (df > 0) {
-      parent.termsOut.add(fieldInfo.number,
-                          utf8.result,
-                          utf8.length,
-                          termInfo);
-    }
-
-    lastDocID = 0;
-    df = 0;
-  }
-
-  public void close() throws IOException {
-    IOUtils.close(out, posWriter);
-  }
-}