/*******************************************************************************
* Copyright (c) 2009 the CHISEL group and contributors.
* 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
*
* Contributors:
* the CHISEL group - initial API and implementation
*******************************************************************************/
package ca.uvic.chisel.diver.mylyn.logger.logging;
import org.eclipse.core.resources.IFile;
import org.eclipse.jdt.core.IClassFile;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IMethod;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.ITypeRoot;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.ui.javaeditor.IClassFileEditorInput;
import org.eclipse.jface.action.ExternalActionManager.IActiveChecker;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.mylyn.context.core.ContextCore;
import org.eclipse.mylyn.context.core.IInteractionContext;
import org.eclipse.mylyn.context.core.IInteractionContextManager;
import org.eclipse.mylyn.internal.context.core.ContextCorePlugin;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.mylyn.tasks.ui.TasksUiUtil;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.texteditor.ITextEditor;
import ca.uvic.chisel.diver.mylyn.logger.MylynLogger;
import ca.uvic.chisel.javasketch.data.model.IActivation;
import ca.uvic.chisel.javasketch.data.model.IMessage;
import ca.uvic.chisel.javasketch.data.model.IThread;
import ca.uvic.chisel.javasketch.data.model.ITraceClass;
import ca.uvic.chisel.javasketch.data.model.ITraceClassMethod;
import ca.uvic.chisel.javasketch.data.model.ITraceModel;
/**
* @author Del
*
*/
public class PageSelectionListener implements ISelectionListener {
/* (non-Javadoc)
* @see org.eclipse.ui.ISelectionListener#selectionChanged(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
@Override
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
//log the selection.
String partId = part.getSite().getId();
Object o = getSelectionObject(part, selection);
if (o == null) {
return;
}
String elementSelection = translate(o) + "\tpart=" + partId;
MylynLogger.getDefault().logEvent(elementSelection);
}
/**
* @param o
* @return
*/
private String translate(Object o) {
String eventString = "";
eventString += "\tevent=selection";
if (o instanceof ITraceModel) {
ITraceModel model = (ITraceModel) o;
if (model instanceof IMessage) {
return eventString + translateMessage((IMessage)o);
} else if (model instanceof IActivation) {
ITraceClassMethod method = ((IActivation)model).getMethod();
ITraceClass c = method.getTraceClass();
eventString += "\tkind=activation\telement=" + c.getName() + "." + method.getName() + "." + method.getSignature();
} else if (model instanceof ITraceClass) {
eventString += "\tkind=traceClass\telement=" + ((ITraceClass)model).getName();
} else if (model instanceof ITraceClassMethod) {
ITraceClassMethod method = (ITraceClassMethod) model;
ITraceClass c = method.getTraceClass();
eventString += "\tkind=traceClassMethod\telement=" + c.getName() + "." + method.getName() + "." + method.getSignature();
} else if (model instanceof IThread) {
eventString += "\tkind=traceThread\telement=" + ((IThread)model).getName();
}
} else if (o instanceof IJavaElement) {
IJavaElement je = (IJavaElement) o;
IMethod method = getContainingMethod(je);
String methodName = "null";
if (method != null) {
try {
methodName = method.getElementName() + "." +
method.getSignature();
} catch (JavaModelException e) {
methodName = "null";
}
}
IType type = getContainingType(je);
String elementType = getElementType(je);
eventString += "\tkind=javaElement\telementType=" + elementType +
"\telement=" + je.getElementName() +
"\tmethod=" + methodName +
"\tclass=" +
((type != null) ? type.getFullyQualifiedName() : "null");
}
return eventString;
}
/**
* @param je
* @return
*/
private String getElementType(IJavaElement je) {
switch (je.getElementType()) {
case IJavaElement.ANNOTATION:
return "annotation";
case IJavaElement.CLASS_FILE:
return "classfile";
case IJavaElement.COMPILATION_UNIT:
return "compilationunit";
case IJavaElement.FIELD:
return "field";
case IJavaElement.IMPORT_CONTAINER:
return "importcontainer";
case IJavaElement.IMPORT_DECLARATION:
return "importdeclaration";
case IJavaElement.INITIALIZER:
return "initializer";
case IJavaElement.JAVA_MODEL:
return "javamodel";
case IJavaElement.JAVA_PROJECT:
return "javaproject";
case IJavaElement.LOCAL_VARIABLE:
return "localvariable";
case IJavaElement.METHOD:
return "method";
case IJavaElement.PACKAGE_DECLARATION:
return "packagedeclaration";
case IJavaElement.PACKAGE_FRAGMENT:
return "packagefragment";
case IJavaElement.TYPE:
return "type";
case IJavaElement.TYPE_PARAMETER:
return "typeparameter";
}
return "null";
}
/**
* @param je
* @return
*/
private IType getContainingType(IJavaElement je) {
IJavaElement parent = je;
while (!(parent instanceof IType)) {
parent = parent.getParent();
if (parent instanceof ITypeRoot) {
parent = ((ITypeRoot) parent).findPrimaryType();
} if (parent == null) {
return null;
}
}
if (parent instanceof IType) {
return (IType) parent;
}
return null;
}
/**
* @param je
* @return
*/
private IMethod getContainingMethod(IJavaElement je) {
while (!(je instanceof IMethod)) {
if (je instanceof IType) {
return null;
} else if (je == null) {
return null;
}
je = je.getParent();
}
return (IMethod)je;
}
/**
* @param o
* @return
*/
private String translateMessage(IMessage m) {
return null;
}
/**
* @param selection
* @return
*/
private Object getSelectionObject(IWorkbenchPart part, ISelection selection) {
if (selection instanceof IStructuredSelection) {
IStructuredSelection ss = (IStructuredSelection) selection;
if (!ss.isEmpty()) {
Object o = ss.getFirstElement();
if (o instanceof IJavaElement) {
return o;
} else if (o instanceof ITraceModel) {
return o;
}
}
} else if (selection instanceof ITextSelection) {
ITextSelection ts = (ITextSelection) selection;
if (part instanceof ITextEditor) {
ITextEditor editor = (ITextEditor) part;
ITypeRoot typeRoot = null;
IEditorInput input = editor.getEditorInput();
//using internal stuff, but I don't care
if (input instanceof IClassFileEditorInput) {
typeRoot = ((IClassFileEditorInput) input).getClassFile();
} else if (input instanceof IFileEditorInput){
IFile file = ((IFileEditorInput)input).getFile();
IJavaElement element = JavaCore.create(file);
if (element instanceof ITypeRoot) {
typeRoot = (ITypeRoot) element;
}
}
if (typeRoot != null) {
IType type = typeRoot.findPrimaryType();
if (type != null) {
try {
IJavaElement je = typeRoot.getElementAt(ts.getOffset());
return je;
} catch (JavaModelException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
}
return null;
}
}