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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
*
* 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 com.android.ide.eclipse.ndk.internal.templates;
import com.android.ide.eclipse.ndk.internal.Activator;
import com.android.ide.eclipse.ndk.internal.Messages;
import org.eclipse.cdt.core.templateengine.TemplateCore;
import org.eclipse.cdt.core.templateengine.process.ProcessArgument;
import org.eclipse.cdt.core.templateengine.process.ProcessFailureException;
import org.eclipse.cdt.core.templateengine.process.ProcessRunner;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.osgi.framework.Bundle;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
public class SimpleFile extends ProcessRunner {
private static final class FileOp {
public String source;
public String destination;
}
@Override
public void process(TemplateCore template, ProcessArgument[] args, String processId,
IProgressMonitor monitor)
throws ProcessFailureException {
// Fetch the args
String projectName = null;
List<FileOp> fileOps = new ArrayList<FileOp>();
for (ProcessArgument arg : args) {
if (arg.getName().equals("projectName")) //$NON-NLS-1$
projectName = arg.getSimpleValue();
else if (arg.getName().equals("files")) { //$NON-NLS-1$
ProcessArgument[][] files = arg.getComplexArrayValue();
for (ProcessArgument[] file : files) {
FileOp op = new FileOp();
for (ProcessArgument fileArg : file) {
if (fileArg.getName().equals("source")) //$NON-NLS-1$
op.source = fileArg.getSimpleValue();
else if (fileArg.getName().equals("destination")) //$NON-NLS-1$
op.destination = fileArg.getSimpleValue();
}
if (op.source == null || op.destination == null)
throw new ProcessFailureException(Messages.SimpleFile_Bad_file_operation);
fileOps.add(op);
}
}
}
if (projectName == null)
throw new ProcessFailureException(Messages.SimpleFile_No_project_name);
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
if (!project.exists())
throw new ProcessFailureException(Messages.SimpleFile_Project_does_not_exist);
// Find bundle to find source files
Bundle bundle = Activator.getBundle(template.getTemplateInfo().getPluginId());
if (bundle == null)
throw new ProcessFailureException(Messages.SimpleFile_Bundle_not_found);
try {
for (FileOp op : fileOps) {
IFile destFile = project.getFile(new Path(op.destination));
if (destFile.exists())
// don't overwrite files if they exist already
continue;
// Make sure parent folders are created
mkDirs(project, destFile.getParent(), monitor);
URL sourceURL = FileLocator.find(bundle, new Path(op.source), null);
if (sourceURL == null)
throw new ProcessFailureException(Messages.SimpleFile_Could_not_fine_source
+ op.source);
TemplatedInputStream in = new TemplatedInputStream(sourceURL.openStream(),
template.getValueStore());
destFile.create(in, true, monitor);
in.close();
}
} catch (IOException e) {
throw new ProcessFailureException(e);
} catch (CoreException e) {
throw new ProcessFailureException(e);
}
}
private void mkDirs(IProject project, IContainer container, IProgressMonitor monitor)
throws CoreException {
if (container.exists())
return;
mkDirs(project, container.getParent(), monitor);
((IFolder) container).create(true, true, monitor);
}
}
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