| /******************************************************************************* |
| * 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.util.Comparator; |
| import java.util.Enumeration; |
| |
| import org.eclipse.ecf.discovery.IServiceInfo; |
| import org.eclipse.ecf.discovery.IServiceProperties; |
| import org.eclipse.ecf.discovery.identity.IServiceID; |
| |
| /** |
| * 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(); |
| |
| Object o1 = p1.getProperty(key); |
| Object o2 = p2.getProperty(key); |
| |
| if (p1.getPropertyBytes(key) != null) { |
| o1 = p1.getPropertyBytes(key); |
| } |
| if (p2.getPropertyBytes(key) != null) { |
| o2 = p2.getPropertyBytes(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 IServiceID firstServiceId = first.getServiceID(); |
| final IServiceID secondServiceId = second.getServiceID(); |
| boolean idsSame = firstServiceId.equals(secondServiceId); |
| boolean prioSame = first.getPriority() == second.getPriority(); |
| boolean weightSame = first.getWeight() == second.getWeight(); |
| boolean servicePropertiesSame = compareServiceProperties(first.getServiceProperties(), second.getServiceProperties()); |
| boolean ttlSame = first.getTTL() == second.getTTL(); |
| final boolean result = (idsSame && prioSame && weightSame && servicePropertiesSame && ttlSame); |
| if (result == true) { |
| return 0; |
| } |
| } |
| return -1; |
| } |
| |
| } |