Content of file VCustomDomainModelReferenceImpl.java
/*******************************************************************************
* Copyright (c) 2011-2014 EclipseSource Muenchen GmbH and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Eugen Neufeld - initial API and implementation
******************************************************************************/
package org.eclipse.emf.ecp.view.spi.custom.model.impl;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
import java.util.Stack;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.EStructuralFeature.Setting;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.emf.ecp.view.spi.custom.model.ECPHardcodedReferences;
import org.eclipse.emf.ecp.view.spi.custom.model.VCustomDomainModelReference;
import org.eclipse.emf.ecp.view.spi.custom.model.VCustomPackage;
import org.eclipse.emf.ecp.view.spi.model.ModelChangeNotification;
import org.eclipse.emf.ecp.view.spi.model.SettingPath;
import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
import org.eclipse.emf.ecp.view.spi.model.impl.VDomainModelReferenceImpl;
import org.eclipse.emfforms.spi.localization.LocalizationServiceHelper;
import org.osgi.framework.Bundle;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Domain Model Reference</b></em>'.
*
* @since 1.3
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* </p>
* <ul>
* <li>{@link org.eclipse.emf.ecp.view.spi.custom.model.impl.VCustomDomainModelReferenceImpl#getDomainModelReferences
* <em>Domain Model References</em>}</li>
* <li>{@link org.eclipse.emf.ecp.view.spi.custom.model.impl.VCustomDomainModelReferenceImpl#getBundleName
* <em>Bundle Name</em>}</li>
* <li>{@link org.eclipse.emf.ecp.view.spi.custom.model.impl.VCustomDomainModelReferenceImpl#getClassName
* <em>Class Name</em>}</li>
* <li>{@link org.eclipse.emf.ecp.view.spi.custom.model.impl.VCustomDomainModelReferenceImpl#isControlChecked
* <em>Control Checked</em>}</li>
* </ul>
*
* @generated
*/
public class VCustomDomainModelReferenceImpl extends VDomainModelReferenceImpl implements VCustomDomainModelReference {
/**
* The cached value of the '{@link #getDomainModelReferences() <em>Domain Model References</em>}' containment
* reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #getDomainModelReferences()
* @generated
* @ordered
*/
protected EList<VDomainModelReference> domainModelReferences;
/**
* The default value of the '{@link #getBundleName() <em>Bundle Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #getBundleName()
* @generated
* @ordered
*/
protected static final String BUNDLE_NAME_EDEFAULT = null;
/**
* The cached value of the '{@link #getBundleName() <em>Bundle Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #getBundleName()
* @generated
* @ordered
*/
protected String bundleName = BUNDLE_NAME_EDEFAULT;
/**
* The default value of the '{@link #getClassName() <em>Class Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #getClassName()
* @generated
* @ordered
*/
protected static final String CLASS_NAME_EDEFAULT = null;
/**
* The cached value of the '{@link #getClassName() <em>Class Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #getClassName()
* @generated
* @ordered
*/
protected String className = CLASS_NAME_EDEFAULT;
/**
* The default value of the '{@link #isControlChecked() <em>Control Checked</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #isControlChecked()
* @generated
* @ordered
*/
protected static final boolean CONTROL_CHECKED_EDEFAULT = false;
/**
* The cached value of the '{@link #isControlChecked() <em>Control Checked</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @see #isControlChecked()
* @generated
* @ordered
*/
protected boolean controlChecked = CONTROL_CHECKED_EDEFAULT;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
protected VCustomDomainModelReferenceImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
protected EClass eStaticClass() {
return VCustomPackage.Literals.CUSTOM_DOMAIN_MODEL_REFERENCE;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public EList<VDomainModelReference> getDomainModelReferences() {
if (domainModelReferences == null) {
domainModelReferences = new EObjectContainmentEList<VDomainModelReference>(VDomainModelReference.class,
this, VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES);
}
return domainModelReferences;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public String getBundleName() {
return bundleName;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public void setBundleName(String newBundleName) {
final String oldBundleName = bundleName;
bundleName = newBundleName;
if (eNotificationRequired()) {
eNotify(new ENotificationImpl(this, Notification.SET,
VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__BUNDLE_NAME, oldBundleName, bundleName));
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public String getClassName() {
return className;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public void setClassName(String newClassName) {
final String oldClassName = className;
className = newClassName;
if (eNotificationRequired()) {
eNotify(new ENotificationImpl(this, Notification.SET,
VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CLASS_NAME, oldClassName, className));
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public boolean isControlChecked() {
return controlChecked;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public void setControlChecked(boolean newControlChecked) {
final boolean oldControlChecked = controlChecked;
controlChecked = newControlChecked;
if (eNotificationRequired()) {
eNotify(new ENotificationImpl(this, Notification.SET,
VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CONTROL_CHECKED, oldControlChecked, controlChecked));
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES:
return ((InternalEList<?>) getDomainModelReferences()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES:
return getDomainModelReferences();
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__BUNDLE_NAME:
return getBundleName();
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CLASS_NAME:
return getClassName();
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CONTROL_CHECKED:
return isControlChecked();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES:
getDomainModelReferences().clear();
getDomainModelReferences().addAll((Collection<? extends VDomainModelReference>) newValue);
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__BUNDLE_NAME:
setBundleName((String) newValue);
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CLASS_NAME:
setClassName((String) newValue);
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CONTROL_CHECKED:
setControlChecked((Boolean) newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES:
getDomainModelReferences().clear();
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__BUNDLE_NAME:
setBundleName(BUNDLE_NAME_EDEFAULT);
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CLASS_NAME:
setClassName(CLASS_NAME_EDEFAULT);
return;
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CONTROL_CHECKED:
setControlChecked(CONTROL_CHECKED_EDEFAULT);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__DOMAIN_MODEL_REFERENCES:
return domainModelReferences != null && !domainModelReferences.isEmpty();
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__BUNDLE_NAME:
return BUNDLE_NAME_EDEFAULT == null ? bundleName != null : !BUNDLE_NAME_EDEFAULT.equals(bundleName);
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CLASS_NAME:
return CLASS_NAME_EDEFAULT == null ? className != null : !CLASS_NAME_EDEFAULT.equals(className);
case VCustomPackage.CUSTOM_DOMAIN_MODEL_REFERENCE__CONTROL_CHECKED:
return controlChecked != CONTROL_CHECKED_EDEFAULT;
}
return super.eIsSet(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated
*/
@Override
public String toString() {
if (eIsProxy()) {
return super.toString();
}
final StringBuffer result = new StringBuffer(super.toString());
result.append(" (bundleName: "); //$NON-NLS-1$
result.append(bundleName);
result.append(", className: "); //$NON-NLS-1$
result.append(className);
result.append(", controlChecked: "); //$NON-NLS-1$
result.append(controlChecked);
result.append(')');
return result.toString();
}
private boolean resolve(EObject eObject) {
if (getBundleName() == null || getClassName() == null) {
return false;
}
final ECPHardcodedReferences customControl = loadObject(getBundleName(), getClassName());
if (customControl == null) {
return false;
}
if (!isControlChecked()) {
// read stuff from control
final Set<VDomainModelReference> controlReferences = new LinkedHashSet<VDomainModelReference>();
controlReferences.addAll(customControl.getNeededDomainModelReferences());
controlReferences.addAll(getDomainModelReferences());
getDomainModelReferences().clear();
getDomainModelReferences().addAll(controlReferences);
setControlChecked(true);
}
// resolve references from control
boolean result = true;
for (final VDomainModelReference domainModelReference : getDomainModelReferences()) {
result &= domainModelReference.init(eObject);
}
return result;
}
@Deprecated
@Override
public boolean init(EObject object) {
return resolve(object);
}
private static ECPHardcodedReferences loadObject(String bundleName, String clazz) {
final Bundle bundle = Platform.getBundle(bundleName);
if (bundle == null) {
new ClassNotFoundException(String.format(LocalizationServiceHelper.getString(
VCustomDomainModelReferenceImpl.class, "BundleNotFound_ExceptionMessage"), clazz, bundleName)); //$NON-NLS-1$
return null;
}
try {
final Class<?> loadClass = bundle.loadClass(clazz);
if (!ECPHardcodedReferences.class.isAssignableFrom(loadClass)) {
return null;
}
return ECPHardcodedReferences.class.cast(loadClass.newInstance());
} catch (final ClassNotFoundException ex) {
return null;
} catch (final InstantiationException ex) {
return null;
} catch (final IllegalAccessException ex) {
return null;
}
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.ecp.view.spi.model.VDomainModelReference#getIterator()
* @generated NOT
*/
@Deprecated
@Override
public Iterator<Setting> getIterator() {
return new ExistingIteratorIterator<EStructuralFeature.Setting>() {
@Override
protected Iterator<Setting> getSubIterator(VDomainModelReference domainModelReference) {
return domainModelReference.getIterator();
}
};
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.ecp.view.spi.model.VDomainModelReference#getEStructuralFeatureIterator()
* @generated NOT
*/
@Deprecated
@Override
public Iterator<EStructuralFeature> getEStructuralFeatureIterator() {
return new ExistingIteratorIterator<EStructuralFeature>() {
@Override
protected Iterator<EStructuralFeature> getSubIterator(VDomainModelReference domainModelReference) {
return domainModelReference.getEStructuralFeatureIterator();
}
};
}
/**
* Private helper class to iterate over sub iterators.
*
* @author Eugen Neufeld
* @author jfaltermeier
*
* @param <T> the type to iterate over
*/
private abstract class ExistingIteratorIterator<T> implements Iterator<T> {
private final Stack<Iterator<T>> subIterators = new Stack<Iterator<T>>();
ExistingIteratorIterator() {
for (int i = getDomainModelReferences().size() - 1; i >= 0; i--) {
final VDomainModelReference vDomainModelReference = getDomainModelReferences().get(i);
final Iterator<T> subIterator = getSubIterator(vDomainModelReference);
if (subIterator.hasNext()) {
subIterators.push(subIterator);
}
}
}
@Override
public boolean hasNext() {
return !subIterators.isEmpty() && subIterators.peek().hasNext();
}
@Override
public T next() {
final T next = subIterators.peek().next();
if (!subIterators.peek().hasNext()) {
subIterators.pop();
}
return next;
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
protected abstract Iterator<T> getSubIterator(VDomainModelReference domainModelReference);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.ecp.view.spi.model.VDomainModelReference#getFullPathIterator()
*/
@Deprecated
@Override
public Iterator<SettingPath> getFullPathIterator() {
return new ExistingIteratorIterator<SettingPath>() {
@Override
protected Iterator<SettingPath> getSubIterator(VDomainModelReference domainModelReference) {
return domainModelReference.getFullPathIterator();
}
};
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.ecp.view.spi.model.ModelChangeListener#notifyChange(org.eclipse.emf.ecp.view.spi.model.ModelChangeNotification)
*/
@Override
public void notifyChange(ModelChangeNotification notification) {
for (final VDomainModelReference dmr : getDomainModelReferences()) {
dmr.notifyChange(notification);
}
}
} // VCustomDomainModelReferenceImpl
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