| /* |
| * 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.geode.internal.statistics; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.URL; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Set; |
| |
| import org.apache.commons.lang3.StringUtils; |
| |
| import org.apache.geode.internal.SystemAdmin.StatSpec; |
| import org.apache.geode.internal.statistics.StatArchiveReader.ResourceInst; |
| import org.apache.geode.internal.statistics.StatArchiveReader.StatValue; |
| |
| /** |
| * @since Geode 1.0 |
| */ |
| public class StatUtils { |
| |
| /** |
| * final File expectedStatArchiveFile = new File(TestUtil.getResourcePath(getClass(), |
| * "StatArchiveWriterReaderJUnitTest_" + this.testName.getMethodName() + "_expected.gfs")); |
| */ |
| public static void compareStatArchiveFiles(final File expectedStatArchiveFile, |
| final File actualStatArchiveFile) throws IOException { |
| assertThat(expectedStatArchiveFile).exists(); |
| assertThat(actualStatArchiveFile.length()).isEqualTo(expectedStatArchiveFile.length()); |
| |
| assertThat(readBytes(actualStatArchiveFile)).isEqualTo(readBytes(expectedStatArchiveFile)); |
| } |
| |
| public static Set<ResourceInst> findResourceInsts(final File archiveFile, final String specString) |
| throws IOException { |
| Set<ResourceInst> resourceInsts = new HashSet<>(); |
| |
| if (StringUtils.isNotEmpty(specString)) { |
| addResourceInstsToSet(archiveFile, specString, resourceInsts); |
| } else { |
| addResourceInstsToSet(archiveFile, resourceInsts); |
| } |
| |
| return resourceInsts; |
| } |
| |
| private static void addResourceInstsToSet(final File archiveFile, |
| final Set<ResourceInst> resourceInsts) throws IOException { |
| StatArchiveReader reader = |
| new StatArchiveReader(new File[] {archiveFile}, new StatSpec[] {}, true); |
| |
| for (Iterator<ResourceInst> it = reader.getResourceInstList().iterator(); it.hasNext();) { |
| resourceInsts.add(it.next()); |
| } |
| } |
| |
| private static void addResourceInstsToSet(final File archiveFile, final String specString, |
| final Set<ResourceInst> resourceInsts) throws IOException { |
| StatSpec statSpec = new StatSpec(specString); |
| |
| StatArchiveReader reader = |
| new StatArchiveReader(new File[] {archiveFile}, new StatSpec[] {statSpec}, true); |
| StatValue[] statValues = reader.matchSpec(statSpec); |
| |
| for (StatValue statValue : statValues) { |
| for (ResourceInst resourceInst : statValue.getResources()) { |
| resourceInsts.add(resourceInst); |
| } |
| } |
| } |
| |
| private static byte[] readBytes(File file) throws IOException { |
| int byteCount = (int) file.length(); |
| |
| byte[] input = new byte[byteCount]; |
| |
| URL url = file.toURL(); |
| assertThat(url).isNotNull(); |
| |
| InputStream is = url.openStream(); |
| assertThat(is).isNotNull(); |
| |
| BufferedInputStream bis = new BufferedInputStream(is); |
| int bytesRead = bis.read(input); |
| bis.close(); |
| |
| assertThat(bytesRead).isEqualTo(byteCount); |
| return input; |
| } |
| } |