ExceptionUtils.java

package com.proalpha.pds.paconnector.utils;
 
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.plugin.AbstractUIPlugin;
 
public class ExceptionUtils {
 
    public static void showMessage(Throwable exception) {
 
        final Shell activeShell = Display.getDefault().getActiveShell();
        final String title = "Error occurred";
        final String message = getMessage(exception);
 
        Display.getDefault().syncExec(new Runnable() {
 
            @Override
            public void run() {
                MessageDialog.openError(activeShell, title, message);
 
            }
        });
    }
 
    public static void logErrorMessage(AbstractUIPlugin plugin,
            Throwable exception) {
        IStatus status = createStatus(IStatus.ERROR, plugin, exception);
 
        plugin.getLog().log(status);
    }
 
    public static void logWarnigMessage(AbstractUIPlugin plugin,
            Throwable exception) {
        IStatus status = createStatus(IStatus.WARNING, plugin, exception);
        plugin.getLog().log(status);
 
    }
 
    private static IStatus createStatus(int severity, AbstractUIPlugin plugin,
            Throwable exception) {
        final String pluginID = plugin.getBundle().getSymbolicName();
        final String message = getMessage(exception);
 
        return new Status(severity, pluginID, message, exception);
    }
 
    public static void showAndLogErrorMessage(AbstractUIPlugin plugin,
            Throwable exception) {
        logErrorMessage(plugin, exception);
        showMessage(exception);
    };
 
    private static String getMessage(Throwable exception) {
        return (exception.getMessage() != null) ? exception.getMessage()
                : exception.getClass().getName();
    }
}