| package org.apache.lucene.util; |
| |
| /** |
| * 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.io.File; |
| import java.io.IOException; |
| import org.apache.lucene.index.IndexWriter; |
| import org.apache.lucene.index.MergeScheduler; |
| import org.apache.lucene.index.ConcurrentMergeScheduler; |
| import org.apache.lucene.index.CheckIndex; |
| import org.apache.lucene.store.Directory; |
| import java.io.ByteArrayOutputStream; |
| import java.io.PrintStream; |
| import java.util.Random; |
| |
| public class _TestUtil { |
| |
| /** Returns temp dir, containing String arg in its name; |
| * does not create the directory. */ |
| public static File getTempDir(String desc) { |
| String tempDir = System.getProperty("java.io.tmpdir"); |
| if (tempDir == null) |
| throw new RuntimeException("java.io.tmpdir undefined, cannot run test"); |
| return new File(tempDir, desc + "." + new Random().nextLong()); |
| } |
| |
| public static void rmDir(File dir) throws IOException { |
| if (dir.exists()) { |
| File[] files = dir.listFiles(); |
| for (int i = 0; i < files.length; i++) { |
| if (!files[i].delete()) { |
| throw new IOException("could not delete " + files[i]); |
| } |
| } |
| dir.delete(); |
| } |
| } |
| |
| public static void rmDir(String dir) throws IOException { |
| rmDir(new File(dir)); |
| } |
| |
| public static void syncConcurrentMerges(IndexWriter writer) { |
| syncConcurrentMerges(writer.getMergeScheduler()); |
| } |
| |
| public static void syncConcurrentMerges(MergeScheduler ms) { |
| if (ms instanceof ConcurrentMergeScheduler) |
| ((ConcurrentMergeScheduler) ms).sync(); |
| } |
| |
| /** This runs the CheckIndex tool on the index in. If any |
| * issues are hit, a RuntimeException is thrown; else, |
| * true is returned. */ |
| public static boolean checkIndex(Directory dir) throws IOException { |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(1024); |
| |
| CheckIndex checker = new CheckIndex(dir); |
| checker.setInfoStream(new PrintStream(bos)); |
| CheckIndex.Status indexStatus = checker.checkIndex(); |
| if (indexStatus == null || indexStatus.clean == false) { |
| System.out.println("CheckIndex failed"); |
| System.out.println(bos.toString()); |
| throw new RuntimeException("CheckIndex failed"); |
| } else |
| return true; |
| } |
| |
| /** Use only for testing. |
| * @deprecated -- in 3.0 we can use Arrays.toString |
| * instead */ |
| public static String arrayToString(int[] array) { |
| StringBuilder buf = new StringBuilder(); |
| buf.append("["); |
| for(int i=0;i<array.length;i++) { |
| if (i > 0) { |
| buf.append(" "); |
| } |
| buf.append(array[i]); |
| } |
| buf.append("]"); |
| return buf.toString(); |
| } |
| |
| /** Use only for testing. |
| * @deprecated -- in 3.0 we can use Arrays.toString |
| * instead */ |
| public static String arrayToString(Object[] array) { |
| StringBuilder buf = new StringBuilder(); |
| buf.append("["); |
| for(int i=0;i<array.length;i++) { |
| if (i > 0) { |
| buf.append(" "); |
| } |
| buf.append(array[i]); |
| } |
| buf.append("]"); |
| return buf.toString(); |
| } |
| |
| public static int getRandomSocketPort() { |
| return 1024 + new Random().nextInt(64512); |
| } |
| |
| } |