| /* |
| * 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. |
| */ |
| package org.apache.lucene.codecs.cranky; |
| |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Random; |
| |
| import org.apache.lucene.codecs.TermVectorsFormat; |
| import org.apache.lucene.codecs.TermVectorsReader; |
| import org.apache.lucene.codecs.TermVectorsWriter; |
| import org.apache.lucene.index.FieldInfo; |
| import org.apache.lucene.index.FieldInfos; |
| import org.apache.lucene.index.MergeState; |
| import org.apache.lucene.index.SegmentInfo; |
| import org.apache.lucene.store.DataInput; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.store.IOContext; |
| import org.apache.lucene.util.Accountable; |
| import org.apache.lucene.util.BytesRef; |
| |
| class CrankyTermVectorsFormat extends TermVectorsFormat { |
| final TermVectorsFormat delegate; |
| final Random random; |
| |
| CrankyTermVectorsFormat(TermVectorsFormat delegate, Random random) { |
| this.delegate = delegate; |
| this.random = random; |
| } |
| |
| @Override |
| public TermVectorsReader vectorsReader(Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, IOContext context) throws IOException { |
| return delegate.vectorsReader(directory, segmentInfo, fieldInfos, context); |
| } |
| |
| @Override |
| public TermVectorsWriter vectorsWriter(Directory directory, SegmentInfo segmentInfo, IOContext context) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from TermVectorsFormat.vectorsWriter()"); |
| } |
| return new CrankyTermVectorsWriter(delegate.vectorsWriter(directory, segmentInfo, context), random); |
| } |
| |
| static class CrankyTermVectorsWriter extends TermVectorsWriter { |
| final TermVectorsWriter delegate; |
| final Random random; |
| |
| CrankyTermVectorsWriter(TermVectorsWriter delegate, Random random) { |
| this.delegate = delegate; |
| this.random = random; |
| } |
| |
| @Override |
| public int merge(MergeState mergeState) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.merge()"); |
| } |
| return super.merge(mergeState); |
| } |
| |
| @Override |
| public void finish(FieldInfos fis, int numDocs) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.finish()"); |
| } |
| delegate.finish(fis, numDocs); |
| } |
| |
| @Override |
| public void close() throws IOException { |
| delegate.close(); |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.close()"); |
| } |
| } |
| |
| // per doc/field methods: lower probability since they are invoked so many times. |
| |
| @Override |
| public void startDocument(int numVectorFields) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.startDocument()"); |
| } |
| delegate.startDocument(numVectorFields); |
| } |
| |
| @Override |
| public void finishDocument() throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.finishDocument()"); |
| } |
| delegate.finishDocument(); |
| } |
| |
| @Override |
| public void startField(FieldInfo info, int numTerms, boolean positions, boolean offsets, boolean payloads) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.startField()"); |
| } |
| delegate.startField(info, numTerms, positions, offsets, payloads); |
| } |
| |
| @Override |
| public void finishField() throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.finishField()"); |
| } |
| delegate.finishField(); |
| } |
| |
| @Override |
| public void startTerm(BytesRef term, int freq) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.startTerm()"); |
| } |
| delegate.startTerm(term, freq); |
| } |
| |
| @Override |
| public void finishTerm() throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.finishTerm()"); |
| } |
| delegate.finishTerm(); |
| } |
| |
| @Override |
| public void addPosition(int position, int startOffset, int endOffset, BytesRef payload) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.addPosition()"); |
| } |
| delegate.addPosition(position, startOffset, endOffset, payload); |
| } |
| |
| @Override |
| public void addProx(int numProx, DataInput positions, DataInput offsets) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from TermVectorsWriter.addProx()"); |
| } |
| super.addProx(numProx, positions, offsets); |
| } |
| |
| @Override |
| public long ramBytesUsed() { |
| return delegate.ramBytesUsed(); |
| } |
| |
| @Override |
| public Collection<Accountable> getChildResources() { |
| return Collections.singleton(delegate); |
| } |
| } |
| } |