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/*******************************************************************************
* Copyright (c) 2007 Versant Corp.
* 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:
* Markus Kuppe (mkuppe <at> versant <dot> com) - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.tests.discovery;
import java.net.URI;
import java.util.Comparator;
import java.util.Enumeration;
import org.eclipse.ecf.discovery.IServiceInfo;
import org.eclipse.ecf.discovery.IServiceProperties;
/**
* Used for testing equality
*/
public class ServiceInfoComparator implements Comparator {
protected boolean compareServiceProperties(IServiceProperties p1, IServiceProperties p2) {
if (p1.size() != p2.size())
return false;
for (final Enumeration e = p1.getPropertyNames(); e.hasMoreElements();) {
final String key = (String) e.nextElement();
final Object o1 = p1.getProperty(key);
final Object o2 = p2.getProperty(key);
if ((o1 instanceof byte[]) && (o2 instanceof byte[])) {
final byte[] b1 = (byte[]) o1;
final byte[] b2 = (byte[]) o2;
for (int i = 0; i < b1.length; i++)
if (b1[i] != b2[i])
return false;
} else if (!o1.equals(o2))
return false;
}
return true;
}
/* (non-Javadoc)
* @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
*/
public int compare(Object arg0, Object arg1) {
if (arg0 instanceof IServiceInfo && arg1 instanceof IServiceInfo) {
final IServiceInfo first = (IServiceInfo) arg0;
final IServiceInfo second = (IServiceInfo) arg1;
final URI uri1 = first.getLocation();
final URI uri2 = second.getLocation();
final boolean result = (first.getServiceID().equals(second.getServiceID()) && uri1.getHost().equals(uri2.getHost()) && uri1.getPort() == uri2.getPort() && first.getPriority() == second.getPriority() && first.getWeight() == second.getWeight() && compareServiceProperties(first.getServiceProperties(), second.getServiceProperties()));
if (result == true) {
return 0;
}
}
return -1;
}
}
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