| /* |
| * 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.jackrabbit.oak.plugins.index.lucene.directory; |
| |
| import java.io.IOException; |
| |
| import org.apache.jackrabbit.oak.spi.state.NodeBuilder; |
| import org.apache.lucene.store.DataInput; |
| import org.apache.lucene.store.IndexOutput; |
| |
| import static org.apache.jackrabbit.oak.plugins.index.lucene.directory.OakIndexFile.getOakIndexFile; |
| |
| final class OakIndexOutput extends IndexOutput { |
| private final String dirDetails; |
| final OakIndexFile file; |
| |
| public OakIndexOutput(String name, NodeBuilder file, String dirDetails, |
| BlobFactory blobFactory, boolean streamingWriteEnabled) throws IOException { |
| this.dirDetails = dirDetails; |
| this.file = getOakIndexFile(name, file, dirDetails, blobFactory, streamingWriteEnabled); |
| } |
| |
| @Override |
| public long length() { |
| return file.length(); |
| } |
| |
| @Override |
| public long getFilePointer() { |
| return file.position(); |
| } |
| |
| @Override |
| public void seek(long pos) throws IOException { |
| file.seek(pos); |
| } |
| |
| @Override |
| public void writeBytes(byte[] b, int offset, int length) |
| throws IOException { |
| try { |
| file.writeBytes(b, offset, length); |
| } catch (IOException e) { |
| throw wrapWithDetails(e); |
| } |
| } |
| |
| @Override |
| public void writeByte(byte b) throws IOException { |
| writeBytes(new byte[] { b }, 0, 1); |
| } |
| |
| @Override |
| public void copyBytes(DataInput input, long numBytes) throws IOException { |
| //TODO: Do we know that copyBytes would always reach us via copy?? |
| if (file.supportsCopyFromDataInput()) { |
| file.copyBytes(input, numBytes); |
| } else { |
| super.copyBytes(input, numBytes); |
| } |
| } |
| |
| @Override |
| public void flush() throws IOException { |
| try { |
| file.flush(); |
| } catch (IOException e) { |
| throw wrapWithDetails(e); |
| } |
| } |
| |
| @Override |
| public void close() throws IOException { |
| flush(); |
| file.close(); |
| } |
| |
| private IOException wrapWithDetails(IOException e) { |
| String msg = String.format("Error occurred while writing to blob [%s][%s]", dirDetails, file.getName()); |
| return new IOException(msg, e); |
| } |
| |
| } |