/** -*- tab-width: 4 -*-
* This file is part of Erjang - A JVM-based Erlang VM
*
* Copyright (c) 2010 by Trifork
*
* 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 erjang.beam.repr;
import erjang.EAtom;
import erjang.ETuple;
import erjang.ESmall;
import static erjang.beam.CodeAtoms.EXTFUNC_ATOM;
public class ExtFun {
public final EAtom mod, fun;
public final int arity;
public ExtFun(EAtom mod, EAtom fun, int arity) {
this.mod=mod; this.fun=fun; this.arity=arity;
}
public String toString() {
return mod+":"+fun+"/"+arity;
}
public EAtom module() {return mod;}
public EAtom name() {return fun;}
public ETuple toSymbolic() {
return ETuple.make(EXTFUNC_ATOM, mod, fun, new ESmall(arity));
}
public int hashCode() { return mod.hash + fun.hash + arity; }
public boolean equals(Object o) {
if (o instanceof ExtFun) {
ExtFun ext = (ExtFun) o;
return mod == ext.mod && fun == ext.fun && arity == ext.arity;
}
return false;
}
}