Java tutorial
/* ==================================================================== * * The ObjectStyle Group Software License, Version 1.0 * * Copyright (c) 2006 The ObjectStyle Group * and individual authors of the software. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. 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For more * information on the ObjectStyle Group, please see * <http://objectstyle.org/>. * */ package org.objectstyle.wolips.ui.actions; import java.io.File; import java.lang.reflect.InvocationTargetException; import java.util.Iterator; import org.eclipse.core.resources.IProject; import org.eclipse.core.runtime.IAdaptable; import org.eclipse.jdt.core.IJavaProject; import org.eclipse.jdt.core.JavaCore; import org.eclipse.jface.action.IAction; import org.eclipse.jface.dialogs.InputDialog; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.dialogs.ProgressMonitorDialog; import org.eclipse.jface.operation.IRunnableWithProgress; 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.IObjectActionDelegate; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.PlatformUI; import org.objectstyle.wolips.core.tobeintregrated.MethodSearch; public class FindUnusedWOCodeAction implements IObjectActionDelegate { private ISelection selection; private Shell shell; public void run(IAction action) { IWorkbench workbench = PlatformUI.getWorkbench(); shell = workbench.getActiveWorkbenchWindow().getShell(); if (selection instanceof IStructuredSelection) { for (Iterator it = ((IStructuredSelection) selection).iterator(); it.hasNext();) { Object element = it.next(); IProject project = null; if (element instanceof IProject) { project = (IProject) element; } else if (element instanceof IAdaptable) { project = (IProject) ((IAdaptable) element).getAdapter(IProject.class); } if (project != null) { if (MessageDialog.openConfirm(shell, "Confirm action", "Processing project: " + project.getName() + "\n\n" + "Please save changes before and check that no compiler errors exist.")) { try { IJavaProject javaProject = JavaCore.create(project); MethodSearch methodSearcher = new MethodSearch(javaProject); IRunnableWithProgress op = methodSearcher; ProgressMonitorDialog progressDialog = new ProgressMonitorDialog(shell); progressDialog.run(true, true, op); // output format? MessageDialog formatDialog = new MessageDialog(shell, "Output Format", null, "What kind of output do you want?", 0, new String[] { "cancel", "Comments", "Text File", }, 1); formatDialog.open(); if (formatDialog.getReturnCode() == 2) { // text file InputDialog inputDialog = new InputDialog(shell, "Output text file", "Where do you want to save the file?", "file path including name", null); inputDialog.open(); if (inputDialog.getReturnCode() == Window.OK) { String path = inputDialog.getValue(); while (path == null || path.length() == 0) { inputDialog.open(); inputDialog.setErrorMessage("Wrong Input"); path = inputDialog.getValue(); } methodSearcher.writePossiblyUnusedMethodsToFile(new File(path)); } } else if (formatDialog.getReturnCode() == 1) { // comments if (!methodSearcher.setComments()) { throw new InterruptedException(); } } } catch (InvocationTargetException e) { StackTraceElement[] stackTraces = e.getStackTrace(); String stackTraceString = ""; for (int i = 0; i < stackTraces.length; i++) { stackTraceString += stackTraces[i].toString() + "\n"; } MessageDialog.openError(shell, "Error", "Error searching for unused WO code:\n\n" + e.toString() + "\n\n" + e.getCause().toString()); } catch (InterruptedException e) { MessageDialog.openWarning(shell, "Process Canceled", "Search for unsused WO code canceled"); } } } } } } public void selectionChanged(IAction action, ISelection newSelection) { this.selection = newSelection; } public void setActivePart(IAction action, IWorkbenchPart targetPart) { // do nothing } }