/*
* The MIT License
*
* Copyright (c) 2012, Cisco Systems, Inc., Max Spring
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.cisco.surf.jenkow.ide.config;
import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.jdt.core.ClasspathContainerInitializer;
import org.eclipse.jdt.core.IClasspathContainer;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.core.UserLibrary;
import org.eclipse.jdt.internal.core.UserLibraryManager;
public class UserLibConfigurator {
public void configure(final String name, final File jarFileOrDir) throws CoreException {
ClasspathContainerInitializer initializer = JavaCore.getClasspathContainerInitializer(JavaCore.USER_LIBRARY_CONTAINER_ID);
IPath containerPath = new Path(JavaCore.USER_LIBRARY_CONTAINER_ID);
initializer.requestClasspathContainerUpdate(
containerPath.append(name), null,
getClasspathContainer(name, jarFileOrDir));
}
private IClasspathContainer getClasspathContainer(final String name, final File jarFileOrDir) throws JavaModelException {
List<IClasspathEntry> list = new ArrayList<IClasspathEntry>();
if(isDefined(name))
{
UserLibrary userLibrary = new UserLibraryManager().getUserLibrary(name);
Collections.addAll(list, userLibrary.getEntries());
}
return createClasspathContainer(name, getClasspathEntries(jarFileOrDir,list));
}
private IClasspathContainer createClasspathContainer(final String name, final IClasspathEntry[] entries)
{
return new IClasspathContainer() {
public IPath getPath()
{
return new Path(JavaCore.USER_LIBRARY_CONTAINER_ID).append(name);
}
public int getKind()
{
return K_APPLICATION;
}
public String getDescription()
{
return name;
}
public IClasspathEntry[] getClasspathEntries()
{
return entries;
}
};
}
private IClasspathEntry[] getClasspathEntries(File jarFileOrDir, List<IClasspathEntry> entryList)
{
if(jarFileOrDir.isDirectory())
{
for (File entry : jarFileOrDir.listFiles())
{
if(entry.isFile())
{
addEntryIfNeeded(entryList, entry);
}
}
}
else if(jarFileOrDir.exists())
{
addEntryIfNeeded(entryList, jarFileOrDir);
}
return entryList.toArray(new IClasspathEntry[entryList.size()]);
}
private void addEntryIfNeeded(List<IClasspathEntry> entryList, File entry) {
IPath path = new Path(entry.getAbsolutePath());
if(!hasEntry(entryList, path))
{
entryList.add(JavaCore.newLibraryEntry(path, null, null) );
}
}
private boolean hasEntry(List<IClasspathEntry> list, IPath path) {
for (IClasspathEntry iClasspathEntry : list) {
if(iClasspathEntry.getPath().equals(path)) return true;
}
return false;
}
public boolean isDefined(String userLib)
{
for (String name : JavaCore.getUserLibraryNames())
{
if(name.equals(userLib)) return true;
}
return false;
}
}