org.boothub.repo.SkeletonKey.groovy Maven / Gradle / Ivy
/*
* Copyright 2017 the original author or authors.
*
* 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.boothub.repo
trait SkeletonKey implements Comparable {
abstract String getId()
abstract Version getVersion()
@Override
int compareTo(SkeletonKey sk) {
int res = id <=> sk.id
if(res) return res
return version <=> sk.version
}
@Override
boolean equals(Object obj) {
def sk = obj as SkeletonKey
int res = id <=> sk.id
if(res) return res
return version <=> sk.version
}
@Override
int hashCode() {
int res = 13
res += 37 * (id ? id.hashCode() : 0)
res += 37 * (version ? version.hashCode() : 0)
}
String toStringKey() {
"$id-$version"
}
}