/*******************************************************************************
* Copyright (c) 2014 Bruno Medeiros and other Contributors.
* 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:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.lang.tooling.bundle;
import static melnorme.utilbox.core.Assert.AssertNamespace.assertNotNull;
import static melnorme.utilbox.core.Assert.AssertNamespace.assertTrue;
import static melnorme.utilbox.core.CoreUtil.areEqual;
import java.nio.file.Path;
import melnorme.lang.tooling.BundlePath;
import melnorme.utilbox.collections.Indexable;
import melnorme.utilbox.core.CommonException;
import melnorme.utilbox.misc.Location;
import melnorme.utilbox.misc.MiscUtil;
/**
* A valid directory path for a dub bundle.
* Is normalized, absolute, and has at least one segment
*/
public abstract class AbstractBundlePath {
public static BundlePath create(String pathStr) {
try {
Path path = MiscUtil.createPath(pathStr);
return BundlePath.create(path);
} catch (CommonException e) {
return null;
}
}
public static BundlePath create(Path path) {
if(isValidBundlePath(path)) {
return new BundlePath(Location.fromAbsolutePath(path));
}
return null;
}
public static BundlePath create(Location location) {
if(isValidBundlePath(location.path)) {
return new BundlePath(location);
}
return null;
}
public static boolean isValidBundlePath(Path path) {
assertNotNull(path);
return path.isAbsolute() && path.getNameCount() > 0;
}
/* ----------------- ----------------- */
public final Location location;
public AbstractBundlePath(Location location) {
assertTrue(BundlePath.isValidBundlePath(location.path));
this.location = location;
}
@Override
public boolean equals(Object obj) {
if(this == obj) return true;
if(!(obj instanceof BundlePath)) return false;
BundlePath other = (BundlePath) obj;
return areEqual(location, other.location);
}
@Override
public int hashCode() {
return location.hashCode();
}
public Location getLocation() {
return location;
}
public boolean hasBundleManifest() {
return getManifestLocation(false) != null;
}
public abstract Location getManifestLocation(boolean provideDefault);
public Location resolve(Path other) {
return location.resolve(other);
}
@Override
public String toString() {
return location.toString();
}
/* ----------------- ----------------- */
public static Location getManifest(Location bundleLoc, Indexable<Path> manifestSubPaths, Path defaultManifestPath) {
for(Path manifestSubPath : manifestSubPaths) {
Location manifestLoc = bundleLoc.resolve(manifestSubPath);
if(manifestLoc.toFile().exists()) {
return manifestLoc;
}
}
return defaultManifestPath == null ? null : bundleLoc.resolve(defaultManifestPath);
}
/***
* Searches for a manifest file in any of the directories denoted by given path, starting in path.
*/
public static BundlePath findBundleForPath(Location path) {
if(path == null) {
return null;
}
BundlePath bundlePath = create(path);
if(bundlePath != null && bundlePath.hasBundleManifest()) {
return bundlePath;
}
return findBundleForPath(path.getParent());
}
}