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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2000-2016. All Rights Reserved.
*
* 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.
*
* %CopyrightEnd%
*/
package com.ericsson.otp.erlang;
// package scope
class Link {
private final OtpErlangPid local;
private final OtpErlangPid remote;
private int hashCodeValue = 0;
public Link(final OtpErlangPid local, final OtpErlangPid remote) {
this.local = local;
this.remote = remote;
}
public OtpErlangPid local() {
return local;
}
public OtpErlangPid remote() {
return remote;
}
public boolean contains(final OtpErlangPid pid) {
return local.equals(pid) || remote.equals(pid);
}
public boolean equals(final OtpErlangPid alocal, final OtpErlangPid aremote) {
return local.equals(alocal) && remote.equals(aremote)
|| local.equals(aremote) && remote.equals(alocal);
}
@Override
public int hashCode() {
if (hashCodeValue == 0) {
final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5);
hash.combine(local.hashCode() + remote.hashCode());
hashCodeValue = hash.valueOf();
}
return hashCodeValue;
}
}
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