/* | |
* 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.tuscany.sca.plugin.core.classpath; | |
import java.util.ArrayList; | |
import java.util.Arrays; | |
import java.util.List; | |
import org.apache.tuscany.sca.plugin.core.classpath.RuntimeClasspathContainerInitializer; | |
import org.eclipse.core.runtime.CoreException; | |
import org.eclipse.core.runtime.IConfigurationElement; | |
import org.eclipse.core.runtime.IExtension; | |
import org.eclipse.core.runtime.Platform; | |
import org.eclipse.jdt.core.IClasspathContainer; | |
import org.eclipse.jdt.core.IClasspathEntry; | |
/** | |
* Utility functions to help list extensions registered in the runtime classpath | |
* extension point. | |
* | |
* @version $Rev: $ $Date: $ | |
*/ | |
public class RuntimeClasspathContainerInitializerExtensionPoint { | |
private static final String EXTENSION_POINT_ID = "org.apache.tuscany.sca.plugin.core.runtimeClasspathContainerInitializer"; | |
/** | |
* Return the installed runtime classpath entries. | |
* | |
* @return | |
* @throws CoreException | |
*/ | |
public static String installedRuntimeClasspath() throws CoreException { | |
List<IClasspathEntry> classpathEntries = new ArrayList<IClasspathEntry>(); | |
for (IExtension extension: Platform.getExtensionRegistry().getExtensionPoint(EXTENSION_POINT_ID).getExtensions()) { | |
for (IConfigurationElement configuration: extension.getConfigurationElements()) { | |
RuntimeClasspathContainerInitializer initializer = (RuntimeClasspathContainerInitializer)configuration.createExecutableExtension("class"); | |
IClasspathContainer container = initializer.getRuntimeClasspathContainer(); | |
classpathEntries.addAll(Arrays.asList(container.getClasspathEntries())); | |
} | |
} | |
String separator = System.getProperty("path.separator"); | |
StringBuffer classpath = new StringBuffer(); | |
for (int i = 0, n = classpathEntries.size(); i < n; i++) { | |
IClasspathEntry entry = classpathEntries.get(i); | |
if (i >0) { | |
classpath.append(separator); | |
} | |
classpath.append(entry.getPath().toFile().toURI().getPath()); | |
} | |
return classpath.toString(); | |
} | |
} |