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TraceExtensionManager.java
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TraceExtensionManager.java
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/*******************************************************************************
* Copyright (c) 2023 THALES GLOBAL SERVICES.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Thales - initial API and implementation
*******************************************************************************/
package org.polarsys.capella.core.platform.eclipse.capella.ui.trace.extension;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.polarsys.capella.common.data.modellingcore.AbstractTrace;
import org.polarsys.capella.core.data.capellacore.Trace;
import org.polarsys.kitalpha.ad.services.manager.ViewpointManager;
public class TraceExtensionManager {
public static TraceExtensionManager eINSTANCE = new TraceExtensionManager();
String EXTENSION_POINT_ID = "org.polarsys.capella.core.platform.eclipse.capella.ui.trace.extension";
String EXTENSION_POINT_CLASS = "traceExtension";
Set<ITraceExtension> extensions;
private TraceExtensionManager() {
initializeTraceExtensions();
}
private Set<ITraceExtension> initializeTraceExtensions() {
if (extensions == null) {
extensions = new HashSet<ITraceExtension>();
IExtensionRegistry extensionRegistry = Platform.getExtensionRegistry();
for (IConfigurationElement configurationElement : extensionRegistry
.getConfigurationElementsFor(EXTENSION_POINT_ID)) {
try {
ITraceExtension extension = (ITraceExtension) configurationElement
.createExecutableExtension(EXTENSION_POINT_CLASS);
extensions.add(extension);
} catch (CoreException e) {
e.printStackTrace();
}
}
}
return extensions;
}
public boolean isActive(ITraceExtension extension, ResourceSet rSet) {
ViewpointManager vpManager = ViewpointManager.getInstance(rSet);
return vpManager.isActive(extension.getViewpointID());
}
public boolean canDelete(Trace obj) {
for (ITraceExtension extension : extensions) {
if (isActive(extension, obj.eResource().getResourceSet())) {
if (extension.canDelete(obj)) {
return true;
}
}
}
return false;
}
public boolean canRemoveSource(Trace obj) {
for (ITraceExtension extension : extensions) {
if (isActive(extension, obj.eResource().getResourceSet())) {
if (extension.canRemoveSource(obj)) {
return true;
}
}
}
return false;
}
public boolean canRemoveTarget(Trace obj) {
for (ITraceExtension extension : extensions) {
if (isActive(extension, obj.eResource().getResourceSet())) {
if (extension.canRemoveTarget(obj)) {
return true;
}
}
}
return false;
}
public boolean isAssignableFrom(Class<?> clazz, ResourceSet context) {
for (ITraceExtension extension : extensions) {
if (isActive(extension, context)) {
if (extension.isAssignableFrom(clazz)) {
return true;
}
}
}
return false;
}
public String getTraceName(Class<? extends AbstractTrace> clazz, ResourceSet context) {
for (ITraceExtension extension : extensions) {
if (isActive(extension, context)) {
if (extension.isAssignableFrom(clazz)) {
return extension.getTraceName();
}
}
}
return null;
}
public Trace getNewTraceInstanceFromTraceName(String traceName, ResourceSet context) {
if (traceName == null || traceName.isEmpty()) {
return null;
}
for (ITraceExtension extension : extensions) {
if (isActive(extension, context)) {
if (traceName.equals(extension.getTraceName())) {
return extension.getNewTraceInstance();
}
}
}
return null;
}
public List<String> getAllTraceTypes(ResourceSet context) {
List<String> allTraceTypes = new ArrayList<String>();
for (ITraceExtension extension : extensions) {
if (isActive(extension, context)) {
allTraceTypes.add(extension.getTraceName());
}
}
return allTraceTypes;
}
public List<String> getAllManualTraceTypes(ResourceSet context) {
List<String> allTraceTypes = new ArrayList<String>();
for (ITraceExtension extension : extensions) {
if (isActive(extension, context)) {
if (extension.isManualTrace()) {
allTraceTypes.add(extension.getTraceName());
}
}
}
return allTraceTypes;
}
public boolean canAddRemoveItemsToTrace(EObject element) {
if (element == null) {
return false;
}
for (ITraceExtension extension : extensions) {
if (isActive(extension, element.eResource().getResourceSet())) {
if (extension.canAddRemoveItemsToTrace(element)) {
return true;
}
}
}
return false;
}
public boolean canEdit(EObject element) {
if (element == null) {
return false;
}
for (ITraceExtension extension : extensions) {
if (isActive(extension, element.eResource().getResourceSet())) {
if (extension.canEdit(element)) {
return true;
}
}
}
return false;
}
}