/**
* Copyright 2012 Martin Wallgren
*
* Licensed 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 it.wallgren.android.platform.project;
import java.io.File;
import java.io.FileFilter;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.eclipse.core.resources.FileInfoMatcherDescription;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IProjectDescription;
import org.eclipse.core.resources.IResourceFilterDescription;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
public class PackagesProject extends AndroidProject {
private static String FILE_FILTER_ID = "org.eclipse.ui.ide.patternFilterMatcher";
private final IPath root;
private final String projectName;
private final IPath repoPath;
private final File outDir;
public PackagesProject(IPath root, IPath repoPath, String packageName, File outDir) {
this.root = root;
this.repoPath = repoPath;
this.projectName = repoPath.lastSegment() + "-" + packageName;
this.outDir = outDir;
}
@Override
public String getName() {
return getPath().lastSegment();
}
@Override
public IPath getPath() {
return root;
}
@Override
public void doCreate(IProgressMonitor monitor) throws CoreException {
final IProject project = createProject(projectName, monitor);
final IFolder link = createLink(monitor, project, root);
final IClasspathEntry[] srcFolders = getSourceFolders(project, link, monitor);
final IClasspathEntry[] pkgLibs = getPackageDependencies();
final IClasspathEntry platform = getPlatformDependenceis(repoPath);
final IClasspathEntry[] classPath = new IClasspathEntry[srcFolders.length + pkgLibs.length + 1];
System.arraycopy(srcFolders, 0, classPath, 0, srcFolders.length);
System.arraycopy(pkgLibs, 0, classPath, srcFolders.length, pkgLibs.length);
classPath[classPath.length - 1] = platform;
addJavaNature(classPath, project, monitor);
}
private void addJavaNature(IClasspathEntry[] classPath, IProject project, IProgressMonitor monitor)
throws CoreException {
if (project == null) {
throw new IllegalStateException(
"Project must be created before giving it a Java nature");
}
final IProjectDescription description = project.getDescription();
final String[] natures = description.getNatureIds();
final String[] newNatures = Arrays.copyOf(natures, natures.length + 1);
newNatures[natures.length] = JavaCore.NATURE_ID;
description.setNatureIds(newNatures);
project.setDescription(description, null);
final IJavaProject javaProject = JavaCore.create(project);
@SuppressWarnings("rawtypes")
final
Map options = javaProject.getOptions(true);
// Compliance level need to be 1.6
JavaCore.setComplianceOptions(JavaCore.VERSION_1_6, options);
javaProject.setOptions(options);
javaProject.setRawClasspath(classPath, monitor);
javaProject.setOutputLocation(javaProject.getPath().append("out"), monitor);
}
private IFolder createLink(IProgressMonitor monitor, IProject project, IPath repoPath)
throws CoreException {
final IFolder repoLink = project.getFolder(repoPath.lastSegment());
if (repoLink.exists()) {
// Our work here is already done.
return repoLink;
}
// Let's filter out some content we don't need.
repoLink.createFilter(IResourceFilterDescription.EXCLUDE_ALL
| IResourceFilterDescription.FOLDERS | IResourceFilterDescription.INHERITABLE,
new FileInfoMatcherDescription(FILE_FILTER_ID, ".git"), 0, monitor);
repoLink.createLink(repoPath, 0, monitor);
return repoLink;
}
private IClasspathEntry getPlatformDependenceis(IPath repoPath) {
return JavaCore.newContainerEntry(new Path(
"it.wallgren.android.platform.classpathContainerInitializer"
+ repoPath.makeAbsolute()));
}
private IClasspathEntry[] getPackageDependencies() {
final File[] jars = outDir.listFiles(new FileFilter() {
@Override
public boolean accept(File pathname) {
return pathname.getAbsolutePath().endsWith(".jar");
}
});
final IClasspathEntry[] entries = new IClasspathEntry[jars.length];
int i = 0;
for (final File file : jars) {
entries[i++] = JavaCore.newLibraryEntry(new Path(file.getAbsolutePath()), null, null);
}
return entries;
}
private IClasspathEntry[] getSourceFolders(IProject project, IFolder link,
IProgressMonitor monitor) throws CoreException {
final List<IPath> files = getJavaSourceFolders(link);
final IClasspathEntry[] classPathEntries = new IClasspathEntry[files.size()];
int i = 0;
for (final IPath folder : files) {
classPathEntries[i] = JavaCore.newSourceEntry(folder);
i++;
}
return classPathEntries;
}
private List<IPath> getJavaSourceFolders(IFolder link) {
// TODO: Lookup all relevant java sources automagically (via Android.mk
// or some other way)
final List<IPath> srcFolders = new LinkedList<IPath>();
File srcFile = link.getRawLocation().append("src").toFile();
if (srcFile.isDirectory()) {
srcFolders.add(link.getFullPath().append("src"));
}
srcFile = link.getRawLocation().append("java/src").toFile();
if (srcFile.isDirectory()) {
srcFolders.add(link.getFullPath().append("java/src"));
}
return srcFolders;
}
@Override
public boolean preSelected() {
return false;
}
}