/**
* Copyright 2005 Open Cloud Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.mobicents.eclipslee.servicecreation.popup.actions;
import java.util.HashMap;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.mobicents.eclipslee.servicecreation.util.ClassUtil;
import org.mobicents.eclipslee.servicecreation.util.EclipseUtil;
import org.mobicents.eclipslee.servicecreation.util.SbbFinder;
import org.mobicents.eclipslee.servicecreation.wizards.sbb.SbbChildDialog;
import org.mobicents.eclipslee.util.SLEE;
import org.mobicents.eclipslee.util.Utils;
import org.mobicents.eclipslee.util.slee.xml.components.ComponentNotFoundException;
import org.mobicents.eclipslee.util.slee.xml.components.SbbChildRelationXML;
import org.mobicents.eclipslee.util.slee.xml.components.SbbRefXML;
import org.mobicents.eclipslee.util.slee.xml.components.SbbXML;
import org.mobicents.eclipslee.xml.SbbJarXML;
/**
* @author cath
*/
public class EditSbbChildAction implements IActionDelegate {
public EditSbbChildAction() {
}
public EditSbbChildAction(String sbbID) {
this.sbbID = sbbID;
}
public void setActivePart(IAction action, IWorkbenchPart targetPart) {}
public void run(IAction action) {
initialize();
if (dialog == null) {
MessageDialog.openError(new Shell(), "Error Modifying Service Building Block", getLastError());
return;
}
if (dialog.open() == Window.OK) {
try {
IProgressMonitor monitor = null;
// Remove all child-relation methods and the corresponding sbb-ref elements
// BUT NOT ALL sbb-ref elements as some may refer to the current SBB.
// Remove all getChildRelation methods in source code.
SbbChildRelationXML childRelations[] = sbb.getChildRelations();
for (int i = 0; i < childRelations.length; i++) {
String methodName = childRelations[i].getChildRelationMethodName();
ClassUtil.removeMethodFromClass(abstractFile, methodName);
sbb.removeChildRelation(childRelations[i]);
}
// Remove any unused sbb-refs - a single ref may be used by a CMP field and a
// child relation, so can only remove unused refs at this stage.
sbb.removeUnusedSbbRefs();
// Add the new child-relation methods and refs.
HashMap children[] = dialog.getSelectedChildren();
for (int i = 0; i < children.length; i++) {
String name = (String) children[i].get("Name");
String vendor = (String) children[i].get("Vendor");
String version = (String) children[i].get("Version");
SbbRefXML ref = sbb.getSbbRef(name, vendor, version);
if (ref == null) {
ref = sbb.addSbbRef();
ref.setName(name);
ref.setVendor(vendor);
ref.setVersion(version);
ref.setAlias((String) children[i].get("Scoped Name"));
}
SbbChildRelationXML rel = sbb.addChildRelation(ref);
String methodName = "get" + Utils.capitalize((String) children[i].get("Scoped Name"));
rel.setChildRelationMethodName(methodName);
rel.setDefaultPriority(Integer.parseInt((String) children[i].get("Default Priority")));
String methodText = "\tpublic abstract ChildRelation " + methodName + "();\n";
ClassUtil.addMethodToClass(abstractFile, methodText);
}
// Save the XML
xmlFile.setContents(sbbJarXML.getInputStreamFromXML(), true, true, monitor);
} catch (Exception e) {
MessageDialog.openError(new Shell(), "Error Modifying SBB", "An error occurred while modifying the service building block. It must be modified manually.");
// e.printStackTrace();
// System.err.println(e.toString() + ": " + e.getMessage());
return;
}
}
}
/**
* Get the SBBXML data object for the current selection.
*
*/
private void initialize() {
String projectName = null;
sbb = null;
sbbJarXML = null;
if (selection == null && selection.isEmpty()) {
setLastError("Please select an SBB's Java or XML file first.");
return;
}
if (!(selection instanceof IStructuredSelection)) {
setLastError("Please select an SBB's Java or XML file first.");
return;
}
IStructuredSelection ssel = (IStructuredSelection) selection;
if (ssel.size() > 1) {
setLastError("This plugin only supports editing of one service building block at a time.");
return;
}
// Get the first (and only) item in the selection.
Object obj = ssel.getFirstElement();
if (obj instanceof IFile) {
ICompilationUnit unit = null;
try {
unit = JavaCore.createCompilationUnitFrom((IFile) obj);
} catch (Exception e) {
// Suppress Exception. The next check checks for null unit.
}
if (unit != null) { // .java file
sbbJarXML = SbbFinder.getSbbJarXML(unit);
if (sbbJarXML == null) {
setLastError("Unable to find the corresponding sbb-jar.xml for this SBB.");
return;
}
try {
sbb = sbbJarXML.getSbb(EclipseUtil.getClassName(unit));
} catch (org.mobicents.eclipslee.util.slee.xml.components.ComponentNotFoundException e) {
setLastError("Unable to find the corresponding sbb-jar.xml for this SBB.");
return;
}
// Set 'file' to the SBB XML file, not the Java file.
xmlFile = SbbFinder.getSbbJarXMLFile(unit);
abstractFile = SbbFinder.getSbbAbstractClassFile(unit);
if (xmlFile == null) {
setLastError("Unable to find SBB XML.");
return;
}
if (abstractFile == null) {
setLastError("Unable to find SBB abstract class file.");
return;
}
projectName = unit.getJavaProject().getProject().getName();
} else { // XML
IFile file = (IFile) obj;
String name = SLEE.getName(sbbID);
String vendor = SLEE.getVendor(sbbID);
String version = SLEE.getVersion(sbbID);
try {
sbbJarXML = new SbbJarXML(file);
} catch (Exception e) {
setLastError("Unable to find the corresponding sbb-jar.xml for this SBB.");
return;
}
try {
sbb = sbbJarXML.getSbb(name, vendor, version);
} catch (ComponentNotFoundException e) {
setLastError("This SBB is not defined in this XML file.");
return;
}
xmlFile = file;
abstractFile = SbbFinder.getSbbAbstractClassFile(xmlFile, name, vendor, version);
if (abstractFile == null) {
setLastError("Unable to find SBB abstract class file.");
return;
}
unit = (ICompilationUnit) JavaCore.create(abstractFile);
projectName = unit.getJavaProject().getProject().getName();
}
} else {
setLastError("Unsupported object type: " + obj.getClass().toString());
return;
}
SbbChildRelationXML [] children = sbb.getChildRelations();
dialog = new SbbChildDialog(new Shell(), sbb, children, projectName);
return;
}
/**
* @see IActionDelegate#selectionChanged(IAction, ISelection)
*/
public void selectionChanged(IAction action, ISelection selection) {
this.selection = selection;
}
private void setLastError(String error) {
if (error == null) {
lastError = "Success";
} else {
lastError = error;
}
}
private String getLastError() {
String error = lastError;
setLastError(null);
return error;
}
/* TODO: remove
private HashMap findEvent(SbbEventXML event, HashMap selectedEvents[]) {
for (int i = 0; i < selectedEvents.length; i++) {
String name = (String) selectedEvents[i].get("Name");
String vendor = (String) selectedEvents[i].get("Vendor");
String version = (String) selectedEvents[i].get("Version");
if (event.getName().equals(name)
&& event.getVendor().equals(vendor)
&& event.getVersion().equals(version)) {
return selectedEvents[i];
}
}
return null;
}
*/
private String sbbID;
private SbbJarXML sbbJarXML;
private SbbXML sbb;
private String lastError;
private ISelection selection;
private SbbChildDialog dialog;
private IFile xmlFile;
private IFile abstractFile;
}