/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.plugin.maven.server.core;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.internal.core.util.Util;
import org.eclipse.core.resources.IFile;
import org.eclipse.jdt.core.IClasspathContainer;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaModelException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
/**
* @author Evgen Vidolob
*/
public class MavenClasspathUtil {
private static final IClasspathEntry[] EMPTY = new IClasspathEntry[0];
private static final Logger LOG = LoggerFactory.getLogger(MavenClasspathUtil.class);
public static IClasspathContainer readMavenClasspath(IJavaProject javaProject) {
IFile file = javaProject.getProject().getFile(".che/classpath.maven");
IClasspathEntry[] entries;
if (file.exists()) {
try {
char[] chars = Util.getResourceContentsAsCharArray(file);
String content = new String(chars);
if (!content.isEmpty()) {
String[] pathToJars = content.split(":");
List<IClasspathEntry> classpathEntry = new ArrayList<>();
for (String path : pathToJars) {
String srcPath = path.substring(0, path.lastIndexOf('.')) + "-sources.jar";
classpathEntry.add(JavaCore.newLibraryEntry(new org.eclipse.core.runtime.Path(path),
new org.eclipse.core.runtime.Path(srcPath), null));
}
entries = classpathEntry.toArray(new IClasspathEntry[classpathEntry.size()]);
} else {
entries = EMPTY;
}
} catch (JavaModelException e) {
LOG.error("Can't read maven classpath.", e);
entries = EMPTY;
}
} else {
entries = EMPTY;
}
return new MavenClasspathContainer(entries);
}
}