diff options
author | CNlucius <lukai1@huawei.com> | 2016-09-13 11:40:12 +0800 |
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committer | CNlucius <lukai1@huawei.com> | 2016-09-13 11:41:53 +0800 |
commit | b731e2f1dd0972409b136aebc7b463dd72c9cfad (patch) | |
tree | 5107d7d80c19ad8076c2c97c2b5ef8d1cf3ab903 /framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java | |
parent | ee93993458266114c29271a481ef9ce7ce621b2a (diff) |
ONOSFW-171
O/S-SFC-ONOS scenario documentation
Change-Id: I51ae1cf736ea24ab6680f8edca1b2bf5dd598365
Signed-off-by: CNlucius <lukai1@huawei.com>
Diffstat (limited to 'framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java')
-rw-r--r-- | framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java deleted file mode 100644 index aecef879..00000000 --- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/LatencyConstraint.java +++ /dev/null @@ -1,93 +0,0 @@ -/* - * 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.constraint; - -import com.google.common.annotations.Beta; -import com.google.common.base.MoreObjects; -import org.onosproject.net.Link; -import org.onosproject.net.Path; -import org.onosproject.net.intent.Constraint; -import org.onosproject.net.resource.link.LinkResourceService; - -import java.time.Duration; -import java.time.temporal.ChronoUnit; -import java.util.Objects; - -import static org.onosproject.net.AnnotationKeys.LATENCY; -import static org.onosproject.net.AnnotationKeys.getAnnotatedValue; - -/** - * Constraint that evaluates the latency through a path. - */ -@Beta -public class LatencyConstraint implements Constraint { - - private final Duration latency; - - /** - * Creates a new constraint to keep under specified latency through a path. - * @param latency latency to be kept - */ - public LatencyConstraint(Duration latency) { - this.latency = latency; - } - - // Constructor for serialization - private LatencyConstraint() { - this.latency = Duration.ZERO; - } - - public Duration latency() { - return latency; - } - - @Override - public double cost(Link link, LinkResourceService resourceService) { - return getAnnotatedValue(link, LATENCY); - } - - @Override - public boolean validate(Path path, LinkResourceService resourceService) { - double pathLatency = path.links().stream().mapToDouble(link -> cost(link, resourceService)).sum(); - return Duration.of((long) pathLatency, ChronoUnit.MICROS).compareTo(latency) <= 0; - } - - @Override - public int hashCode() { - return latency.hashCode(); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } - - if (!(obj instanceof LatencyConstraint)) { - return false; - } - - final LatencyConstraint that = (LatencyConstraint) obj; - return Objects.equals(this.latency, that.latency); - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(this) - .add("latency", latency) - .toString(); - } -} |