pylucene 3.5.0-3

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

diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FrozenBufferedDeletes.java b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FrozenBufferedDeletes.java
deleted file mode 100644 (file)
index 9a08ad2..0000000
--- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/FrozenBufferedDeletes.java
+++ /dev/null
@@ -1,130 +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.
- */
-
-import java.util.Iterator;
-import java.util.Map;
-
-import org.apache.lucene.search.Query;
-import org.apache.lucene.util.ArrayUtil;
-import org.apache.lucene.util.RamUsageEstimator;
-import org.apache.lucene.index.BufferedDeletesStream.QueryAndLimit;
-
-/** Holds buffered deletes by term or query, once pushed.
- *  Pushed deletes are write-once, so we shift to more
- *  memory efficient data structure to hold them.  We don't
- *  hold docIDs because these are applied on flush. */
-
-class FrozenBufferedDeletes {
-
-  /* Query we often undercount (say 24 bytes), plus int. */
-  final static int BYTES_PER_DEL_QUERY = RamUsageEstimator.NUM_BYTES_OBJECT_REF + RamUsageEstimator.NUM_BYTES_INT + 24;
-
-  // Terms, in sorted order:
-  final PrefixCodedTerms terms;
-  int termCount; // just for debugging
-
-  // Parallel array of deleted query, and the docIDUpto for
-  // each
-  final Query[] queries;
-  final int[] queryLimits;
-  final int bytesUsed;
-  final int numTermDeletes;
-  final long gen;
-
-  public FrozenBufferedDeletes(BufferedDeletes deletes, long gen) {
-    Term termsArray[] = deletes.terms.keySet().toArray(new Term[deletes.terms.size()]);
-    termCount = termsArray.length;
-    ArrayUtil.mergeSort(termsArray);
-    PrefixCodedTerms.Builder builder = new PrefixCodedTerms.Builder();
-    for (Term term : termsArray) {
-      builder.add(term);
-    }
-    terms = builder.finish();
-    
-    queries = new Query[deletes.queries.size()];
-    queryLimits = new int[deletes.queries.size()];
-    int upto = 0;
-    for(Map.Entry<Query,Integer> ent : deletes.queries.entrySet()) {
-      queries[upto] = ent.getKey();
-      queryLimits[upto] = ent.getValue();
-      upto++;
-    }
-
-    bytesUsed = (int) terms.getSizeInBytes() + queries.length * BYTES_PER_DEL_QUERY;
-    numTermDeletes = deletes.numTermDeletes.get();
-    this.gen = gen;
-  }
-
-  public Iterable<Term> termsIterable() {
-    return new Iterable<Term>() {
-      // @Override -- not until Java 1.6
-      public Iterator<Term> iterator() {
-        return terms.iterator();
-      }
-    };
-  }
-
-  public Iterable<QueryAndLimit> queriesIterable() {
-    return new Iterable<QueryAndLimit>() {
-      // @Override -- not until Java 1.6
-      public Iterator<QueryAndLimit> iterator() {
-        return new Iterator<QueryAndLimit>() {
-          private int upto;
-
-          // @Override -- not until Java 1.6
-          public boolean hasNext() {
-            return upto < queries.length;
-          }
-
-          // @Override -- not until Java 1.6
-          public QueryAndLimit next() {
-            QueryAndLimit ret = new QueryAndLimit(queries[upto], queryLimits[upto]);
-            upto++;
-            return ret;
-          }
-
-          // @Override -- not until Java 1.6
-          public void remove() {
-            throw new UnsupportedOperationException();
-          }
-        };
-      }
-    };
-  }
-
-  @Override
-  public String toString() {
-    String s = "";
-    if (numTermDeletes != 0) {
-      s += " " + numTermDeletes + " deleted terms (unique count=" + termCount + ")";
-    }
-    if (queries.length != 0) {
-      s += " " + queries.length + " deleted queries";
-    }
-    if (bytesUsed != 0) {
-      s += " bytesUsed=" + bytesUsed;
-    }
-
-    return s;
-  }
-  
-  boolean any() {
-    return termCount > 0 || queries.length > 0;
-  }
-}