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Method.java
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Method.java
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/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Common Public License (CPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/cpl1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.mmtk.harness.lang.ast;
import java.util.List;
import org.mmtk.harness.lang.Visitor;
import org.mmtk.harness.lang.parser.Token;
/**
* Abstract superclass of methods implemented in a variety of ways
*/
public abstract class Method extends AbstractAST implements Statement, Expression, Comparable<Method> {
/** The name of this block */
protected final String name;
/** Number of parameters */
protected final int params;
protected final Type returnType;
/**
* Constructor.
* @param name
* @param params
*/
protected Method(Token t, String name, int params, Type returnType) {
super(t);
this.name = name;
this.params = params;
this.returnType = returnType;
}
protected Method(String name, int params, Type returnType) {
super(0,0);
this.name = name;
this.params = params;
this.returnType = returnType;
}
/**
* Get the name of this method.
*/
public String getName() {
return name;
}
public void accept(Visitor v) {
v.visit(this);
}
public int getParamCount() {
return params;
}
public abstract List<Type> getParamTypes();
public Type getReturnType() { return returnType; }
public Method getMethod() {
return this;
}
@Override
public int compareTo(Method m) {
return name.compareTo(m.getName());
}
@Override
public boolean equals(Object o) {
if (o instanceof Method) {
return compareTo((Method)o) == 0;
} else {
return false;
}
}
@Override
public int hashCode() {
return name.hashCode();
}
}