org.sonar.api.batch.ProjectClasspath Maven / Gradle / Ivy
/*
* Sonar, open source software quality management tool.
* Copyright (C) 2009 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* Sonar is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* Sonar is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sonar; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
*/
package org.sonar.api.batch;
import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.project.MavenProject;
import org.sonar.api.BatchComponent;
import org.sonar.api.utils.SonarException;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.List;
/**
* @since 2.2
*/
public class ProjectClasspath implements BatchComponent {
private MavenProject pom;
private List elements;
private URLClassLoader classloader;
public ProjectClasspath(MavenProject pom) {
this.pom = pom;
}
public URLClassLoader getClassloader() {
if (classloader == null) {
classloader = createClassLoader();
}
return classloader;
}
/**
* bytecode directory + JARs (dependencies)
*/
public List getElements() {
if (elements == null) {
elements = createElements();
}
return elements;
}
protected URLClassLoader createClassLoader() {
try {
List urls = new ArrayList();
for (File file : getElements()) {
urls.add(file.toURI().toURL());
}
return new URLClassLoader(urls.toArray(new URL[urls.size()]), null);
} catch (MalformedURLException e) {
throw new SonarException("Fail to create the project classloader. Classpath element is unvalid.", e);
}
}
protected List createElements() {
try {
List files = new ArrayList();
if (pom.getCompileClasspathElements() != null) {
for (String classPathString : (List) pom.getCompileClasspathElements()) {
files.add(new File(classPathString));
}
}
if (pom.getBuild().getOutputDirectory() != null) {
File outputDirectoryFile = new File(pom.getBuild().getOutputDirectory());
if (outputDirectoryFile.exists()) {
files.add(outputDirectoryFile);
}
}
return files;
} catch (DependencyResolutionRequiredException e) {
throw new SonarException("Fail to create the project classloader", e);
}
}
}