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/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.internal.editors.text;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.DialogPage;
import org.eclipse.jface.dialogs.IMessageProvider;
/**
* A utility class to work with IStatus.
*
* @since 3.1
*/
public class StatusUtil {
/**
* Compares two instances of {@link IStatus}. The more severe is returned:
* An error is more severe than a warning, and a warning is more severe
* than OK. If the two statuses have the same severity, the second is returned.
*
* @param s1 a status object
* @param s2 a status object
* @return the more severe status
*/
public static IStatus getMoreSevere(IStatus s1, IStatus s2) {
if (s1.getSeverity() > s2.getSeverity())
return s1;
return s2;
}
/**
* Finds the most severe status from a array of statuses.
* An error is more severe than a warning, and a warning is more severe
* than OK.
*
* @param status an array with status objects
* @return the most severe status object
*/
public static IStatus getMostSevere(IStatus[] status) {
IStatus max= null;
for (IStatus curr : status) {
if (curr.matches(IStatus.ERROR)) {
return curr;
}
if (max == null || curr.getSeverity() > max.getSeverity()) {
max= curr;
}
}
return max;
}
/**
* Applies the status to the status line of a dialog page.
*
* @param page the dialog page
* @param status the status
*/
public static void applyToStatusLine(DialogPage page, IStatus status) {
String message= status.getMessage();
switch (status.getSeverity()) {
case IStatus.OK:
page.setMessage(message, IMessageProvider.NONE);
page.setErrorMessage(null);
break;
case IStatus.WARNING:
page.setMessage(message, IMessageProvider.WARNING);
page.setErrorMessage(null);
break;
case IStatus.INFO:
page.setMessage(message, IMessageProvider.INFORMATION);
page.setErrorMessage(null);
break;
default:
if (message.isEmpty()) {
message= null;
}
page.setMessage(null);
page.setErrorMessage(message);
break;
}
}
}
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