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/*
* Copyright 2014 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.net.intent;
import java.util.Collection;
import org.hamcrest.Description;
import org.hamcrest.TypeSafeMatcher;
import org.onosproject.net.EdgeLink;
import org.onosproject.net.Link;
/**
* Matcher to determine if a Collection of Links contains a path between a source
* and a destination.
*/
public class LinksHaveEntryWithSourceDestinationPairMatcher extends
TypeSafeMatcher<Collection<Link>> {
private final String source;
private final String destination;
/**
* Creates a matcher for a given path represented by a source and
* a destination.
*
* @param source string identifier for the source of the path
* @param destination string identifier for the destination of the path
*/
LinksHaveEntryWithSourceDestinationPairMatcher(String source,
String destination) {
this.source = source;
this.destination = destination;
}
@Override
public boolean matchesSafely(Collection<Link> links) {
for (Link link : links) {
if (source.equals(destination) && link instanceof EdgeLink) {
EdgeLink edgeLink = (EdgeLink) link;
if (edgeLink.hostLocation().elementId()
.toString().endsWith(source)) {
return true;
}
}
if (link.src().elementId().toString().endsWith(source) &&
link.dst().elementId().toString().endsWith(destination)) {
return true;
}
}
return false;
}
@Override
public void describeTo(Description description) {
description.appendText("link lookup for source \"");
description.appendText(source);
description.appendText(" and destination ");
description.appendText(destination);
description.appendText("\"");
}
@Override
public void describeMismatchSafely(Collection<Link> links,
Description mismatchDescription) {
mismatchDescription.appendText("was ").
appendText(links.toString());
}
/**
* Creates a link has path matcher.
*
* @param source string identifier for the source of the path
* @param destination string identifier for the destination of the path
* @return matcher to match the path
*/
public static LinksHaveEntryWithSourceDestinationPairMatcher linksHasPath(
String source,
String destination) {
return new LinksHaveEntryWithSourceDestinationPairMatcher(source,
destination);
}
}
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