| /** |
| * 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.camel.component.exec; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.core.io.ClassPathResource; |
| import org.springframework.core.io.Resource; |
| |
| public final class ExecTestUtils { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(ExecTestUtils.class); |
| |
| private ExecTestUtils() { |
| } |
| |
| /** |
| * Where on the file system is located the <code>classpathResource</code>? |
| * |
| * @param classpathResource a resource in the classpath |
| * @return null if the resource does not exist in the classpath. If the file |
| * is not null the resource is guaranteed to exist on the file |
| * system |
| */ |
| public static File getClasspathResourceFileOrNull(String classpathResource) { |
| if (classpathResource == null) { |
| return null; |
| } |
| try { |
| Resource resource = new ClassPathResource(classpathResource); |
| File resourceFile = resource.getFile(); |
| return resourceFile; |
| } catch (IOException ioe) { |
| LOG.warn("The resource " + classpathResource + " does not exist!", ioe); |
| return null; |
| } |
| } |
| |
| /** |
| * @return the java executable in a system independent way. |
| */ |
| public static String buildJavaExecutablePath() { |
| String javaHome = System.getenv("JAVA_HOME"); |
| if (javaHome == null) { |
| System.out.println("The Exec component tests will fail, because the environment variable JAVA_HOME is not set!"); |
| throw new IllegalStateException("The Exec component tests will fail, because the environment variable JAVA_HOME is not set!"); |
| } |
| File java = new File(javaHome + File.separator + "bin" + File.separator + "java"); |
| return java.getAbsolutePath(); |
| } |
| |
| } |