tests/org.eclipse.core.tests.runtime/src/org/eclipse/core/tests/internal/registry/simple/utils/HiddenLogRegistryStrategy.java

/*******************************************************************************
 * Copyright (c) 2006, 2012 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
 *******************************************************************************/
package org.eclipse.core.tests.internal.registry.simple.utils;

import java.io.File;
import org.eclipse.core.internal.registry.RegistryMessages;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.spi.RegistryStrategy;

/**
 * Registry strategy that keeps log output in an accessible string. 
 * @since 3.2
 */
public class HiddenLogRegistryStrategy extends RegistryStrategy {

	public static String output;

	public HiddenLogRegistryStrategy(File[] theStorageDir, boolean[] cacheReadOnly) {
		super(theStorageDir, cacheReadOnly);
	}
	
	public boolean debug() {
		return true;
	}

	public void log(IStatus status) {
		log(status, null);
	}

	// Same as RegistryStrategy, but logs into String
	public void log(IStatus status, String prefix) {
		String message = status.getMessage();
		int severity = status.getSeverity();

		String statusMsg;
		switch (severity) {
			case IStatus.ERROR :
				statusMsg = RegistryMessages.log_error;
				break;
			case IStatus.WARNING :
				statusMsg = RegistryMessages.log_warning;
				break;
			default :
				statusMsg = RegistryMessages.log_log;
				break;
		}
		statusMsg += message;

		if (prefix != null)
			statusMsg = prefix + statusMsg;
		output += statusMsg;

		// print out children as well
		IStatus[] children = status.getChildren();
		if (children.length != 0) {
			String newPrefix;
			if (prefix == null)
				newPrefix = "\t"; //$NON-NLS-1$
			else
				newPrefix = prefix + "\t"; //$NON-NLS-1$
			for (int i = 0; i < children.length; i++) {
				log(children[i], newPrefix);
			}
		}
	}
}