001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.messaging.reflect;
023
024import java.lang.annotation.Annotation;
025import java.lang.reflect.InvocationTargetException;
026import java.lang.reflect.Method;
027
028/**
029 * @author Franck WOLFF
030 */
031public class SimpleMethodProperty implements MethodProperty {
032
033        private final Method getter;
034        private final Method setter;
035        private final String name;
036        
037        public SimpleMethodProperty(Method getter, Method setter, String name) {
038                if (getter == null || name == null)
039                        throw new NullPointerException("getter and name cannot be null");
040                
041                this.getter = getter;
042                this.setter = setter;
043                this.name = name;
044        }
045
046        public Method getGetter() {
047                return getter;
048        }
049
050        public Method getSetter() {
051                return setter;
052        }
053
054        public Class<?> getType() {
055                return getter.getReturnType();
056        }
057
058        public String getName() {
059                return name;
060        }
061
062        public boolean isAnnotationPresent(Class<? extends Annotation> annotationClass) {
063                return getter.isAnnotationPresent(annotationClass) || (setter != null && setter.isAnnotationPresent(annotationClass));
064        }
065
066        public boolean isReadable() {
067                return getter != null;
068        }
069
070        public boolean isWritable() {
071                return setter != null;
072        }
073
074        public boolean getBoolean(Object holder) throws IllegalArgumentException,
075                        IllegalAccessException, InvocationTargetException {
076                return ((Boolean)getter.invoke(holder)).booleanValue();
077        }
078
079        public char getChar(Object holder) throws IllegalArgumentException,
080                        IllegalAccessException, InvocationTargetException {
081                return ((Character)getter.invoke(holder)).charValue();
082        }
083
084        public byte getByte(Object holder) throws IllegalArgumentException,
085                        IllegalAccessException, InvocationTargetException {
086                return ((Byte)getter.invoke(holder)).byteValue();
087        }
088
089        public short getShort(Object holder) throws IllegalArgumentException,
090                        IllegalAccessException, InvocationTargetException {
091                return ((Short)getter.invoke(holder)).shortValue();
092        }
093
094        public int getInt(Object holder) throws IllegalArgumentException,
095                        IllegalAccessException, InvocationTargetException {
096                return ((Integer)getter.invoke(holder)).intValue();
097        }
098
099        public long getLong(Object holder) throws IllegalArgumentException,
100                        IllegalAccessException, InvocationTargetException {
101                return ((Long)getter.invoke(holder)).intValue();
102        }
103
104        public float getFloat(Object holder) throws IllegalArgumentException,
105                        IllegalAccessException, InvocationTargetException {
106                return ((Float)getter.invoke(holder)).floatValue();
107        }
108
109        public double getDouble(Object holder) throws IllegalArgumentException,
110                        IllegalAccessException, InvocationTargetException {
111                return ((Double)getter.invoke(holder)).doubleValue();
112        }
113
114        public Object getObject(Object holder) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
115                return getter.invoke(holder);
116        }
117
118        public Object getRawObject(Object holder) throws IllegalArgumentException,
119                        IllegalAccessException, InvocationTargetException {
120                return getter.invoke(holder);
121        }
122
123        public void setBoolean(Object holder, boolean value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
124                if (setter == null)
125                        throw new IllegalAccessException("Property " + this + " isn't writable");
126                setter.invoke(holder, value);
127        }
128
129        public void setChar(Object holder, char value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
130                if (setter == null)
131                        throw new IllegalAccessException("Property " + this + " isn't writable");
132                setter.invoke(holder, value);
133        }
134
135        public void setByte(Object holder, byte value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
136                if (setter == null)
137                        throw new IllegalAccessException("Property " + this + " isn't writable");
138                setter.invoke(holder, value);
139        }
140
141        public void setShort(Object holder, short value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
142                if (setter == null)
143                        throw new IllegalAccessException("Property " + this + " isn't writable");
144                setter.invoke(holder, value);
145        }
146
147        public void setInt(Object holder, int value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
148                if (setter == null)
149                        throw new IllegalAccessException("Property " + this + " isn't writable");
150                setter.invoke(holder, value);
151        }
152
153        public void setLong(Object holder, long value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
154                if (setter == null)
155                        throw new IllegalAccessException("Property " + this + " isn't writable");
156                setter.invoke(holder, value);
157        }
158
159        public void setFloat(Object holder, float value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
160                if (setter == null)
161                        throw new IllegalAccessException("Property " + this + " isn't writable");
162                setter.invoke(holder, value);
163        }
164
165        public void setDouble(Object holder, double value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
166                if (setter == null)
167                        throw new IllegalAccessException("Property " + this + " isn't writable");
168                setter.invoke(holder, value);
169        }
170
171        public void setObject(Object holder, Object value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
172                if (setter == null)
173                        throw new IllegalAccessException("Property " + this + " isn't writable");
174                setter.invoke(holder, value);
175        }
176
177        @Override
178        public int hashCode() {
179                return getter.hashCode();
180        }
181
182        @Override
183        public boolean equals(Object obj) {
184                return (obj instanceof MethodProperty && ((MethodProperty)obj).getGetter().equals(getter));
185        }
186
187        @Override
188        public String toString() {
189                return getter.toString();
190        }
191}