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/*******************************************************************************
* Copyright (c) 2008 itemis AG (http://www.itemis.eu) and others.
* 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
*******************************************************************************/
package org.eclipse.emf.compare.epatch.tests.util;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
/**
* @author Moritz Eysholdt - Initial contribution and API
*/
public class DynEObject {
protected EObject obj;
public DynEObject(EObject obj) {
super();
this.obj = obj;
}
public EObject eObj() {
return obj;
}
public DynEObject(Resource res) {
super();
this.obj = res.getContents().get(0);
}
public EStructuralFeature eGetFeature(String name) {
EStructuralFeature f = obj.eClass().getEStructuralFeature(name);
if (f != null)
return f;
ArrayList<String> features = new ArrayList<String>();
for (EStructuralFeature sf : obj.eClass().getEAllStructuralFeatures())
features.add(sf.getName());
throw new RuntimeException("Feature '" + name + "' not found. Available features: " + features
+ " for class " + obj.eClass().getName());
}
public static DynEObject eGetResource(ResourceSet rs, String part) {
for (Resource r : rs.getResources())
if (r.getURI().toString().contains(part))
return new DynEObject(r.getContents().get(0));
throw new RuntimeException("Resource " + part + " not found!");
};
public static Resource eLoadResource(ResourceSet rs, Class<?> loader, String model) {
final String path = loader.getPackage().getName().replace('.', '/');
// final String file = "/" + path + "/" + model;
// final URL url = loader.getResource(file);
// if (url == null)
// throw new RuntimeException(file + " not found on classpath.");
// return rs.getResource(URI.createURI(url.toString()), true);
URI file = URI.createURI(model);
URL url = loader.getResource("/" + path + "/" + file);
if (url != null)
file = URI.createURI(url.toString());
return rs.getResource(file, true);
}
public static ResourceSet eCreateResourceSet(Class<?> loader, String... models) {
// final String path = loader.getPackage().getName().replace('.', '/');
final ResourceSet rs = new ResourceSetImpl();
Map<String, Object> map = rs.getResourceFactoryRegistry().getExtensionToFactoryMap();
map.put("ecore", new XMIResourceFactoryImpl());
map.put("xmi", new XMIResourceFactoryImpl());
for (String m : models)
eLoadResource(rs, loader, m);
// URI file = URI.createURI(m);
// URL url = loader.getResource("/" + path + "/" + file);
// if (url != null)
// file = URI.createURI(url.toString());
// rs.getResource(file, true);
// }
return rs;
}
public DynEObject eGetObj(String feat, int index) {
return toDynObj(listGet(obj.eGet(eGetFeature(feat)), index), feat);
}
@SuppressWarnings("unchecked")
public DynEObject eGetObj(String feature, String matchFeature, String matchValue) {
Object list = eGetVal(feature);
if (list instanceof List) {
for (EObject o : (List<EObject>)list) {
EStructuralFeature f = o.eClass().getEStructuralFeature(matchFeature);
if (f != null && matchValue.equals(o.eGet(f)))
return new DynEObject(o);
}
return null;
} else
throw new RuntimeException("This is not a list: " + list);
}
@SuppressWarnings("unchecked")
private Object listGet(Object list, int index) {
if (list instanceof List)
return ((List<Object>)list).get(index);
throw new RuntimeException("This is not a list: " + list);
}
private DynEObject toDynObj(Object o, String feat) {
if (o instanceof EObject)
return new DynEObject((EObject)o);
String t = (o != null) ? o.getClass().getName() : "null";
throw new RuntimeException("The from " + obj.eClass().getName() + "." + feat
+ " is not an EObject, but a " + t);
}
public DynEObject eGetObj(String feat) {
return toDynObj(obj.eGet(eGetFeature(feat)), feat);
}
public DynEObject eUnset(String feat) {
obj.eUnset(eGetFeature(feat));
return this;
}
public DynEObject eSet(String feat, Object value) {
obj.eSet(eGetFeature(feat), value);
return this;
}
public DynEObject eSetNew(String feat, String typeName) {
DynEObject o = newObj(typeName);
obj.eSet(eGetFeature(feat), o.obj);
return o;
}
public DynEObject eSetType(String feat, String typeName) {
EClassifier o = eGetType(typeName);
obj.eSet(eGetFeature(feat), o);
return this;
}
public Object eGetVal(String feat) {
return obj.eGet(eGetFeature(feat));
}
@SuppressWarnings("unchecked")
public void eAdd(String feat, Object value) {
((EList<Object>)obj.eGet(eGetFeature(feat))).add(value);
}
@SuppressWarnings("unchecked")
public void eAdd(String feat, int index, Object value) {
((EList<Object>)obj.eGet(eGetFeature(feat))).add(index, value);
}
@SuppressWarnings("unchecked")
public void eSet(String feat, int index, Object value) {
((EList<Object>)obj.eGet(eGetFeature(feat))).set(index, value);
}
@SuppressWarnings("unchecked")
public void eMove(String feat, int newPosition, int oldPosition) {
((EList<Object>)obj.eGet(eGetFeature(feat))).move(newPosition, oldPosition);
}
@SuppressWarnings("unchecked")
public void eRemove(String feat, int index) {
((EList<Object>)obj.eGet(eGetFeature(feat))).remove(index);
}
@SuppressWarnings("unchecked")
public void eRemove(String feat, String feature, String matchValue) {
EList<EObject> list = (EList<EObject>)obj.eGet(eGetFeature(feat));
for (Iterator<EObject> i = list.iterator(); i.hasNext();) {
EObject o = i.next();
EStructuralFeature f = o.eClass().getEStructuralFeature(feature);
if (f != null && matchValue.equals(o.eGet(f)))
i.remove();
}
}
public DynEObject eAddNew(String feat, String type) {
DynEObject o = newObj(type);
eAdd(feat, o.obj);
return o;
}
public EClassifier eGetType(String typeName) {
EPackage pkg = obj.eClass().getEPackage();
EClassifier cls = pkg.getEClassifier(typeName);
if (cls == null) {
ArrayList<String> types = new ArrayList<String>();
for (EClassifier c : pkg.getEClassifiers())
types.add(c.getName());
throw new RuntimeException("Type '" + typeName + "' not found in package " + pkg.getName()
+ ". Available types:" + types + " Package namespace:" + pkg.getNsURI());
}
return cls;
}
public DynEObject newObj(String typeName) {
EClassifier cls = eGetType(typeName);
if (cls instanceof EClass) {
return new DynEObject(cls.getEPackage().getEFactoryInstance().create((EClass)cls));
} else
throw new RuntimeException("Type '" + typeName + " is not an EClass, but an "
+ cls.eClass().getName());
}
}
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