| /******************************************************************************* |
| * Copyright (c) 2003, 2007 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| * Michael Fraenkel <fraenkel@us.ibm.com> - Fix for bug 60698 - |
| * [Progress] ConcurrentModificationException in NewProgressViewer. |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.progress; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * The GroupInfo is the object used to display group properties. |
| */ |
| |
| class GroupInfo extends JobTreeElement implements IProgressMonitor { |
| |
| private List infos = new ArrayList(); |
| |
| private Object lock = new Object(); |
| |
| private String taskName; |
| |
| boolean isActive = false; |
| |
| double total = -1; |
| |
| double currentWork; |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#getParent() |
| */ |
| Object getParent() { |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#hasChildren() |
| */ |
| boolean hasChildren() { |
| synchronized (lock) { |
| return !infos.isEmpty(); |
| } |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#getChildren() |
| */ |
| Object[] getChildren() { |
| synchronized (lock) { |
| return infos.toArray(); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#getDisplayString() |
| */ |
| String getDisplayString() { |
| if (total < 0) { |
| return taskName; |
| } |
| String[] messageValues = new String[2]; |
| messageValues[0] = taskName; |
| messageValues[1] = String.valueOf(getPercentDone()); |
| return NLS.bind(ProgressMessages.JobInfo_NoTaskNameDoneMessage, |
| messageValues); |
| |
| } |
| |
| /** |
| * Return an integer representing the amount of work completed. |
| * |
| * @return int |
| */ |
| int getPercentDone() { |
| return (int) (currentWork * 100 / total); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#isJobInfo() |
| */ |
| boolean isJobInfo() { |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see java.lang.Comparable#compareTo(java.lang.Object) |
| */ |
| public int compareTo(Object arg0) { |
| return getDisplayString().compareTo( |
| ((JobTreeElement) arg0).getDisplayString()); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#beginTask(java.lang.String, |
| * int) |
| */ |
| public void beginTask(String name, int totalWork) { |
| taskName = name; |
| total = totalWork; |
| synchronized (lock) { |
| isActive = true; |
| } |
| ProgressManager.getInstance().refreshGroup(this); |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#done() |
| */ |
| public void done() { |
| synchronized (lock) { |
| isActive = false; |
| } |
| updateInProgressManager(); |
| |
| } |
| |
| /** |
| * Update the receiver in the progress manager. If all of the |
| * jobs are finished and the receiver is not being kept then remove |
| * it. |
| */ |
| private void updateInProgressManager() { |
| Iterator infoIterator = infos.iterator(); |
| while (infoIterator.hasNext()) { |
| JobInfo next = (JobInfo) infoIterator.next(); |
| if(!(next.getJob().getState() == Job.NONE)){ |
| ProgressManager.getInstance().refreshGroup(this); |
| return; |
| } |
| } |
| |
| if(FinishedJobs.getInstance().isKept(this)) |
| ProgressManager.getInstance().refreshGroup(this); |
| else |
| ProgressManager.getInstance().removeGroup(this); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#internalWorked(double) |
| */ |
| public void internalWorked(double work) { |
| synchronized (lock) { |
| currentWork += work; |
| } |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#isCanceled() |
| */ |
| public boolean isCanceled() { |
| // Just a group so no cancel state |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#setCanceled(boolean) |
| */ |
| public void setCanceled(boolean value) { |
| cancel(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#setTaskName(java.lang.String) |
| */ |
| public void setTaskName(String name) { |
| synchronized (this) { |
| isActive = true; |
| } |
| taskName = name; |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#subTask(java.lang.String) |
| */ |
| public void subTask(String name) { |
| // Not interesting for this monitor |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IProgressMonitor#worked(int) |
| */ |
| public void worked(int work) { |
| internalWorked(work); |
| } |
| |
| /** |
| * Remove the job from the list of jobs. |
| * |
| * @param job |
| */ |
| void removeJobInfo(final JobInfo job) { |
| synchronized (lock) { |
| infos.remove(job); |
| if (infos.isEmpty()) { |
| done(); |
| } |
| } |
| } |
| |
| /** |
| * Remove the job from the list of jobs. |
| * |
| * @param job |
| */ |
| void addJobInfo(final JobInfo job) { |
| synchronized (lock) { |
| infos.add(job); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#isActive() |
| */ |
| boolean isActive() { |
| return isActive; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#cancel() |
| */ |
| public void cancel() { |
| Object[] jobInfos = getChildren(); |
| for (int i = 0; i < jobInfos.length; i++) { |
| ((JobInfo) jobInfos[i]).cancel(); |
| } |
| // Call the refresh so that this is updated immediately |
| updateInProgressManager(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.progress.JobTreeElement#isCancellable() |
| */ |
| public boolean isCancellable() { |
| return true; |
| } |
| |
| /** |
| * Get the task name for the receiver. |
| * |
| * @return String |
| */ |
| String getTaskName() { |
| return taskName; |
| } |
| |
| } |