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/*
* FindBugs - Find Bugs in Java programs
* Copyright (C) 2006, University of Maryland
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.umd.cs.findbugs.classfile;
import org.apache.bcel.generic.ConstantPoolGen;
import org.apache.bcel.generic.INVOKESTATIC;
import org.apache.bcel.generic.InvokeInstruction;
import edu.umd.cs.findbugs.ba.ComparableMethod;
import edu.umd.cs.findbugs.internalAnnotations.SlashedClassName;
import edu.umd.cs.findbugs.util.ClassName;
/**
* Descriptor uniquely identifying a method in a class.
*
* @author David Hovemeyer
*/
public class MethodDescriptor extends FieldOrMethodDescriptor implements ComparableMethod {
/**
* Constructor.
*
* @param className
* name of the class containing the method, in VM format (e.g.,
* "java/lang/String")
* @param methodName
* name of the method
* @param methodSignature
* signature of the method
* @param isStatic
* true if method is static, false otherwise
*/
public MethodDescriptor(@SlashedClassName String className, String methodName, String methodSignature, boolean isStatic) {
super(className, methodName, methodSignature, isStatic);
}
public MethodDescriptor(@SlashedClassName String className, String methodName, String methodSignature) {
super(className, methodName, methodSignature, false);
}
public MethodDescriptor(InvokeInstruction iins, ConstantPoolGen cpg) {
super(ClassName.toSlashedClassName(iins.getClassName(cpg)), iins.getMethodName(cpg), iins.getSignature(cpg), iins instanceof INVOKESTATIC);
}
@Override
public int compareTo(ComparableMethod o) {
return FieldOrMethodDescriptor.compareTo(this, (MethodDescriptor) o);
}
@Override
public final boolean equals(Object obj) {
if (obj instanceof MethodDescriptor) {
return haveEqualFields((MethodDescriptor) obj);
}
return false;
}
}