| /* |
| * 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.Random; |
| |
| import org.apache.lucene.codecs.StoredFieldsFormat; |
| import org.apache.lucene.codecs.StoredFieldsReader; |
| import org.apache.lucene.codecs.StoredFieldsWriter; |
| import org.apache.lucene.index.FieldInfo; |
| import org.apache.lucene.index.FieldInfos; |
| import org.apache.lucene.index.IndexableField; |
| import org.apache.lucene.index.MergeState; |
| import org.apache.lucene.index.SegmentInfo; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.store.IOContext; |
| import org.apache.lucene.util.Accountable; |
| |
| class CrankyStoredFieldsFormat extends StoredFieldsFormat { |
| final StoredFieldsFormat delegate; |
| final Random random; |
| |
| CrankyStoredFieldsFormat(StoredFieldsFormat delegate, Random random) { |
| this.delegate = delegate; |
| this.random = random; |
| } |
| |
| @Override |
| public StoredFieldsReader fieldsReader(Directory directory, SegmentInfo si, FieldInfos fn, IOContext context) throws IOException { |
| return delegate.fieldsReader(directory, si, fn, context); |
| } |
| |
| @Override |
| public StoredFieldsWriter fieldsWriter(Directory directory, SegmentInfo si, IOContext context) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsFormat.fieldsWriter()"); |
| } |
| return new CrankyStoredFieldsWriter(delegate.fieldsWriter(directory, si, context), random); |
| } |
| |
| static class CrankyStoredFieldsWriter extends StoredFieldsWriter { |
| |
| final StoredFieldsWriter delegate; |
| final Random random; |
| |
| CrankyStoredFieldsWriter(StoredFieldsWriter delegate, Random random) { |
| this.delegate = delegate; |
| this.random = random; |
| } |
| |
| @Override |
| public void finish(FieldInfos fis, int numDocs) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.finish()"); |
| } |
| delegate.finish(fis, numDocs); |
| } |
| |
| @Override |
| public int merge(MergeState mergeState) throws IOException { |
| if (random.nextInt(100) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.merge()"); |
| } |
| return super.merge(mergeState); |
| } |
| |
| @Override |
| public void close() throws IOException { |
| delegate.close(); |
| if (random.nextInt(1000) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.close()"); |
| } |
| } |
| |
| // per doc/field methods: lower probability since they are invoked so many times. |
| |
| @Override |
| public void startDocument() throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.startDocument()"); |
| } |
| delegate.startDocument(); |
| } |
| |
| @Override |
| public void finishDocument() throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.finishDocument()"); |
| } |
| delegate.finishDocument(); |
| } |
| |
| @Override |
| public void writeField(FieldInfo info, IndexableField field) throws IOException { |
| if (random.nextInt(10000) == 0) { |
| throw new IOException("Fake IOException from StoredFieldsWriter.writeField()"); |
| } |
| delegate.writeField(info, field); |
| } |
| |
| @Override |
| public long ramBytesUsed() { |
| return delegate.ramBytesUsed(); |
| } |
| |
| @Override |
| public Collection<Accountable> getChildResources() { |
| return delegate.getChildResources(); |
| } |
| } |
| } |