UIThreadSyncRunnable.java

package ch.hsr.ifs.cdttesting.helpers;

import org.eclipse.ui.PlatformUI;

public abstract class UIThreadSyncRunnable implements Runnable {

	volatile private Exception e;

	protected abstract void runSave() throws Exception;

	@Override
	final public void run() {
		try {
			runSave();
		} catch (Exception e) {
			this.e = e;
		}
	}

	private void throwIfHasException() throws Exception {
		if (e != null) {
			throw e;
		}
	}

	final public void runSyncOnUIThread() throws Exception {
		PlatformUI.getWorkbench().getDisplay().syncExec(this);
		throwIfHasException();
	}
}