/**
* 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.core.runtime.Path;
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.IObjectActionDelegate;
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.FileUtil;
import org.mobicents.eclipslee.servicecreation.util.SbbFinder;
import org.mobicents.eclipslee.servicecreation.wizards.sbb.SbbClassesDialog;
import org.mobicents.eclipslee.servicecreation.wizards.sbb.SbbWizard;
import org.mobicents.eclipslee.util.SLEE;
import org.mobicents.eclipslee.util.slee.xml.components.ComponentNotFoundException;
import org.mobicents.eclipslee.util.slee.xml.components.SbbXML;
import org.mobicents.eclipslee.xml.SbbJarXML;
/**
* @author cath
*/
public class EditSbbClassesAction implements IObjectActionDelegate {
public EditSbbClassesAction() {
}
public EditSbbClassesAction(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;
String sbbAbstractClassName = sbb.getAbstractClassName();
String packageName = sbbAbstractClassName.substring(0, sbbAbstractClassName.lastIndexOf("."));
String localInterfaceClass = sbbAbstractClassName + "LocalObject";
String aciClass = sbbAbstractClassName + "ActivityContextInterface";
String localInterfacePath = localInterfaceClass.replaceAll("\\.", "/") + ".java";
String aciPath = aciClass.replaceAll("\\.", "/") + ".java";
String baseName = sbbAbstractClassName.substring(sbbAbstractClassName.lastIndexOf(".") + 1);
baseName = baseName.substring(0, baseName.indexOf("Sbb"));
HashMap subs = new HashMap();
subs.put("__PACKAGE__", packageName);
subs.put("__NAME__", baseName);
boolean createLocalInterface = dialog.createSbbLocalObject();
boolean createACI = dialog.createActivityContextInterface();
boolean hadLocalInterface = sbb.getLocalInterfaceName() == null ? false : true;
boolean hadACI = sbb.getActivityContextInterfaceName() == null ? false : true;
if (createLocalInterface != hadLocalInterface) {
if (createLocalInterface) {
// Create a new local interface file
FileUtil.createFromTemplate(xmlFile.getProject(), new Path("src/" + localInterfacePath), new Path(SbbWizard.SBB_LOCAL_TEMPLATE), subs, monitor);
// add to the xml
sbb.setLocalInterfaceName(localInterfaceClass);
} else {
// Destroy the local interface file
localFile.delete(true, true, monitor);
// Remove from the XML
sbb.setLocalInterfaceName(null);
}
}
if (createACI != hadACI) {
if (createACI) {
// Create a new ACI file
FileUtil.createFromTemplate(xmlFile.getProject(), new Path("src/" + aciPath), new Path(SbbWizard.SBB_ACI_TEMPLATE), subs, monitor);
// Add ACI narrow method to SBB abstract class
String method = "\tpublic abstract " + aciClass + " asSbbActivityContextInterface();";
ClassUtil.addMethodToClass(abstractFile, method);
// Add to the XML
sbb.setActivityContextInterfaceName(aciClass);
} else {
// Delete the ACI file
aciFile.delete(true, true, monitor);
// Remove ACI narrow method from the SBB abstract class
ClassUtil.removeMethodFromClass(abstractFile, "asSbbActivityContextInterface");
// Remove from the XML
sbb.setActivityContextInterfaceName(null);
}
}
// 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.");
return;
}
}
}
/**
* Get the SBBXML data object for the current selection.
*
*/
private void initialize() {
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);
localFile = SbbFinder.getSbbLocalObjectFile(unit);
aciFile = SbbFinder.getSbbActivityContextInterfaceFile(unit);
if (xmlFile == null) {
setLastError("Unable to find SBB XML.");
return;
}
if (abstractFile == null) {
setLastError("Unable to find SBB abstract class file.");
return;
}
} else {
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);
localFile = SbbFinder.getSbbLocalObjectFile(xmlFile, name, vendor, version);
aciFile = SbbFinder.getSbbActivityContextInterfaceFile(xmlFile, name, vendor, version);
if (abstractFile == null) {
setLastError("Unable to find SBB abstract class file.");
return;
}
}
} else {
setLastError("Unsupported object type: " + obj.getClass().toString());
return;
}
boolean createLocalObject = sbb.getLocalInterfaceName() == null ? false : true;
boolean createACI = sbb.getActivityContextInterfaceName() == null ? false : true;
dialog = new SbbClassesDialog(new Shell(), createLocalObject, createACI);
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;
}
private String sbbID;
private SbbJarXML sbbJarXML;
private SbbXML sbb;
private String lastError;
private ISelection selection;
private SbbClassesDialog dialog;
private IFile xmlFile;
private IFile aciFile;
private IFile localFile;
private IFile abstractFile;
}