001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.util;
016    
017    import java.lang.reflect.Method;
018    
019    import java.util.Objects;
020    
021    /**
022     * @author Shuyang Zhou
023     * @author Brian Wing Shun Chan
024     * @deprecated As of 7.0.0, with no direct replacement
025     */
026    @Deprecated
027    public class MethodTargetClassKey {
028    
029            public MethodTargetClassKey(Method method, Class<?> targetClass) {
030                    _method = method;
031                    _targetClass = targetClass;
032            }
033    
034            @Override
035            public boolean equals(Object obj) {
036                    if (this == obj) {
037                            return true;
038                    }
039    
040                    if (!(obj instanceof MethodTargetClassKey)) {
041                            return false;
042                    }
043    
044                    MethodTargetClassKey methodTargetClassKey = (MethodTargetClassKey)obj;
045    
046                    if ((_targetClass == methodTargetClassKey._targetClass) &&
047                            Objects.equals(_method, methodTargetClassKey._method)) {
048    
049                            return true;
050                    }
051    
052                    return false;
053            }
054    
055            public Method getMethod() {
056                    return _method;
057            }
058    
059            public Class<?> getTargetClass() {
060                    return _targetClass;
061            }
062    
063            public Method getTargetMethod() {
064                    if ((_targetMethod == null) && (_targetClass != null)) {
065                            try {
066                                    _targetMethod = _targetClass.getDeclaredMethod(
067                                            _method.getName(), _method.getParameterTypes());
068                            }
069                            catch (Throwable t) {
070                            }
071                    }
072    
073                    return _targetMethod;
074            }
075    
076            @Override
077            public int hashCode() {
078                    if (_hashCode == 0) {
079                            int hashCode = 77;
080    
081                            if (_method != null) {
082                                    hashCode += _method.hashCode();
083                            }
084    
085                            hashCode = 11 * hashCode;
086    
087                            if (_targetClass != null) {
088                                    String targetClassName = _targetClass.getName();
089    
090                                    hashCode += targetClassName.hashCode();
091                            }
092    
093                            _hashCode = hashCode;
094                    }
095    
096                    return _hashCode;
097            }
098    
099            @Override
100            public String toString() {
101                    if (_toString != null) {
102                            return _toString;
103                    }
104    
105                    Class<?>[] parameterTypes = _method.getParameterTypes();
106    
107                    StringBundler sb = new StringBundler(parameterTypes.length * 2 + 6);
108    
109                    sb.append(_method.getDeclaringClass().getName());
110                    sb.append(StringPool.PERIOD);
111                    sb.append(_method.getName());
112                    sb.append(StringPool.OPEN_PARENTHESIS);
113    
114                    for (int i = 0; i < parameterTypes.length; i++) {
115                            sb.append(parameterTypes[i].getName());
116    
117                            if ((i + 1) < parameterTypes.length) {
118                                    sb.append(StringPool.COMMA);
119                            }
120                    }
121    
122                    sb.append(StringPool.CLOSE_PARENTHESIS);
123    
124                    if (_targetClass != null) {
125                            sb.append(StringPool.AT);
126                            sb.append(_targetClass.getName());
127                    }
128    
129                    _toString = sb.toString();
130    
131                    return _toString;
132            }
133    
134            private int _hashCode;
135            private final Method _method;
136            private Class<?> _targetClass;
137            private Method _targetMethod;
138            private String _toString;
139    
140    }