X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/instantiated/src/java/org/apache/lucene/store/instantiated/InstantiatedTermDocs.java diff --git a/lucene-java-3.4.0/lucene/contrib/instantiated/src/java/org/apache/lucene/store/instantiated/InstantiatedTermDocs.java b/lucene-java-3.4.0/lucene/contrib/instantiated/src/java/org/apache/lucene/store/instantiated/InstantiatedTermDocs.java deleted file mode 100644 index 850b4f1..0000000 --- a/lucene-java-3.4.0/lucene/contrib/instantiated/src/java/org/apache/lucene/store/instantiated/InstantiatedTermDocs.java +++ /dev/null @@ -1,136 +0,0 @@ -package org.apache.lucene.store.instantiated; - -/** - * Copyright 2006 The Apache Software Foundation - * - * Licensed 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 org.apache.lucene.index.Term; -import org.apache.lucene.index.TermDocs; - -/** - * A {@link org.apache.lucene.index.TermDocs} navigating an {@link InstantiatedIndexReader}. - */ -public class InstantiatedTermDocs - implements TermDocs { - - private final InstantiatedIndexReader reader; - - public InstantiatedTermDocs(InstantiatedIndexReader reader) { - this.reader = reader; - } - - private int currentDocumentIndex; - protected InstantiatedTermDocumentInformation currentDocumentInformation; - protected InstantiatedTerm currentTerm; - - - public void seek(Term term) { - currentTerm = reader.getIndex().findTerm(term); - currentDocumentIndex = -1; - } - - public void seek(org.apache.lucene.index.TermEnum termEnum) { - seek(termEnum.term()); - } - - - public int doc() { - return currentDocumentInformation.getDocument().getDocumentNumber(); - } - - public int freq() { - return currentDocumentInformation.getTermPositions().length; - } - - - public boolean next() { - if (currentTerm != null) { - currentDocumentIndex++; - if (currentDocumentIndex < currentTerm.getAssociatedDocuments().length) { - currentDocumentInformation = currentTerm.getAssociatedDocuments()[currentDocumentIndex]; - if (reader.isDeleted(currentDocumentInformation.getDocument().getDocumentNumber())) { - return next(); - } else { - return true; - } - } else { - // mimic SegmentTermDocs - currentDocumentIndex = currentTerm.getAssociatedDocuments().length -1; - } - } - return false; - } - - - public int read(int[] docs, int[] freqs) { - int i; - for (i = 0; i < docs.length; i++) { - if (!next()) { - break; - } - docs[i] = doc(); - freqs[i] = freq(); - } - return i; - } - - /** - * Skips entries to the first beyond the current whose document number is - * greater than or equal to target.

Returns true if there is such - * an entry.

Behaves as if written:

-   *   boolean skipTo(int target) {
-   *     do {
-   *       if (!next())
-   * 	     return false;
-   *     } while (target > doc());
-   *     return true;
-   *   }
-   * 
- * This implementation is considerably more efficient than that. - * - */ - public boolean skipTo(int target) { - if (currentTerm == null) { - return false; - } - - if (currentDocumentIndex >= target) { - return next(); - } - - int startOffset = currentDocumentIndex >= 0 ? currentDocumentIndex : 0; - int pos = currentTerm.seekCeilingDocumentInformationIndex(target, startOffset); - - if (pos == -1) { - // mimic SegmentTermDocs that positions at the last index - currentDocumentIndex = currentTerm.getAssociatedDocuments().length -1; - return false; - } - - currentDocumentInformation = currentTerm.getAssociatedDocuments()[pos]; - currentDocumentIndex = pos; - if (reader.hasDeletions() && reader.isDeleted(currentDocumentInformation.getDocument().getDocumentNumber())) { - return next(); - } else { - return true; - } - } - - /** - * Does nothing - */ - public void close() { - } -}