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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2009. 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;
public class OtpErlangExternalFun extends OtpErlangObject {
// don't change this!
private static final long serialVersionUID = 6443965570641913886L;
private final String module;
private final String function;
private final int arity;
public OtpErlangExternalFun(final String module, final String function,
final int arity) {
super();
this.module = module;
this.function = function;
this.arity = arity;
}
public OtpErlangExternalFun(final OtpInputStream buf)
throws OtpErlangDecodeException {
final OtpErlangExternalFun f = buf.read_external_fun();
module = f.module;
function = f.function;
arity = f.arity;
}
@Override
public void encode(final OtpOutputStream buf) {
buf.write_external_fun(module, function, arity);
}
@Override
public boolean equals(final Object o) {
if (!(o instanceof OtpErlangExternalFun)) {
return false;
}
final OtpErlangExternalFun f = (OtpErlangExternalFun) o;
return module.equals(f.module) && function.equals(f.function)
&& arity == f.arity;
}
@Override
protected int doHashCode() {
final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(14);
hash.combine(module.hashCode(), function.hashCode());
hash.combine(arity);
return hash.valueOf();
}
@Override
public String toString() {
return "#Fun<" + module + "." + function + "." + arity + ">";
}
}
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