/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* http://www.netbeans.org/cddl-gplv2.html
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at
* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the
* License Header, with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* Contributor(s):
*
* The Original Software is NetBeans. The Initial Developer of the Original
* Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
* Microsystems, Inc. All Rights Reserved.
*
* If you wish your version of this file to be governed by only the CDDL
* or only the GPL Version 2, indicate your decision by adding
* "[Contributor] elects to include this software in this distribution
* under the [CDDL or GPL Version 2] license." If you do not indicate a
* single choice of license, a recipient has the option to distribute
* your version of this file under either the CDDL, the GPL Version 2 or
* to extend the choice of license to its licensees as provided above.
* However, if you add GPL Version 2 code and therefore, elected the GPL
* Version 2 license, then the option applies only if the new code is
* made subject to such option by the copyright holder.
*/
package org.netbeans.modules.ruby.rubyproject;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.netbeans.api.extexecution.print.LineConvertors;
import org.netbeans.api.project.Project;
import org.netbeans.api.project.SourceGroup;
import org.netbeans.api.project.Sources;
import org.netbeans.api.ruby.platform.RubyInstallation;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.util.Exceptions;
import org.openide.util.Lookup;
/**
* @author Tor Norbye
*/
public class RubyFileLocator implements LineConvertors.FileLocator {
protected Lookup context;
protected Project project;
public RubyFileLocator(Lookup context, Project project) {
assert project != null;
this.context = context;
this.project = project;
}
public FileObject find(String path) {
// Firstly try whether a path is absolute
File file = new File(path);
if (file.isAbsolute() && file.isFile()) {
return FileUtil.toFileObject(FileUtil.normalizeFile(file));
}
List<FileObject> roots = new ArrayList<FileObject>();
Sources sources = project.getLookup().lookup(Sources.class);
if (sources == null) {
return null;
}
SourceGroup[] rubyGroups = sources.getSourceGroups(RubyProject.SOURCES_TYPE_RUBY);
if (rubyGroups != null) {
for (SourceGroup group : rubyGroups) {
roots.add(group.getRootFolder());
}
}
SourceGroup[] generalGroups = sources.getSourceGroups(Sources.TYPE_GENERIC);
if (generalGroups != null) {
for (SourceGroup group : generalGroups) {
roots.add(group.getRootFolder());
}
}
// Try to resolve relatively to project directory (see e.g. #112254)
for (FileObject root : roots) {
File relToPrjDir = new File(FileUtil.toFile(root), path);
if (relToPrjDir.isFile()) {
try {
relToPrjDir = relToPrjDir.getCanonicalFile();
return FileUtil.toFileObject(relToPrjDir);
} catch (IOException ex) {
Exceptions.printStackTrace(ex);
}
}
}
// Next try searching the set of source files
FileObject[] fos = findSources(roots);
String fileName = new File(path).getName();
if (fos != null) {
for (FileObject fo : fos) {
if (fo.getNameExt().equals(fileName)) {
return fo;
}
}
}
// Last try - manual recursive search
for (FileObject root : roots) {
FileObject fo = findFile(root, fileName);
if (fo != null) {
return fo;
}
}
return null;
}
/** Searches recursively for the given file below the path. */
private FileObject findFile(FileObject fo, String fileName) {
if (fileName.equals(fo.getNameExt())) {
return fo;
}
for (FileObject child : fo.getChildren()) {
FileObject found = findFile(child, fileName);
if (found != null) {
return found;
}
}
return null;
}
protected Lookup getContext() {
if (context == null) {
context = project.getLookup();
}
return context;
}
/**
* Find selected sources, the sources has to be under single source root.
*
* @param context the lookup in which files should be found
*/
protected FileObject[] findSources(List<FileObject> roots) {
for (FileObject root : roots) {
FileObject[] files = RubyActionProvider.findSelectedFiles(getContext(), root,
RubyInstallation.RUBY_MIME_TYPE, true);
// TODO - what about RHTML files?
if (files != null) {
return files;
}
}
return null;
}
}