MethodInfo.java

/*
 * deadmethods - A unused methods detector
 * Copyright 2011-2017 MeBigFatGuy.com
 * Copyright 2011-2017 Dave Brosius
 *
 * 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 com.mebigfatguy.deadmethods;

import java.util.HashSet;
import java.util.Set;

import org.objectweb.asm.Opcodes;

public class MethodInfo {

    private final String methodName;
    private final String methodSignature;
    private final int methodAccess;
    private Set<String> annotations;
    private boolean isTest;

    public MethodInfo(String name, String signature, int access) {
        methodName = name;
        methodSignature = signature;
        methodAccess = access;
        isTest = false;
    }

    public String getMethodName() {
        return methodName;
    }

    public String getMethodSignature() {
        return methodSignature;
    }

    public boolean isSynthetic() {
        return (methodAccess & Opcodes.ACC_SYNTHETIC) != 0;
    }

    public int getMethodAccess() {
        return methodAccess;
    }

    public boolean isTest() {
        return isTest;
    }

    public void setTest(boolean test) {
        isTest = test;
    }

    public void addAnnotation(String annotation) {
        if (annotations == null) {
            annotations = new HashSet<String>();
        }
        annotations.add(annotation);
    }

    public boolean hasAnnotations() {
        return annotations != null;
    }

    public boolean hasAnnotation(String annotation) {
        return (annotations != null) && annotations.contains(annotation);
    }

    @Override
    public int hashCode() {
        return methodName.hashCode() ^ methodSignature.hashCode();
    }

    @Override
    public boolean equals(Object o) {
        if (!(o instanceof MethodInfo)) {
            return false;
        }

        MethodInfo that = (MethodInfo) o;
        return methodName.equals(that.methodName) && methodSignature.equals(that.methodSignature)
                && ((methodAccess & Opcodes.ACC_STATIC) == (that.methodAccess & Opcodes.ACC_STATIC));
    }

    @Override
    public String toString() {
        return methodName + methodSignature;
    }
}