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23
24
28
29 package com.sun.enterprise.admin.selfmanagement.configuration;
30
31 import java.lang.reflect.Method  ;
32 import java.lang.reflect.Field ;
33 import java.security.AccessController ;
34 import java.security.PrivilegedAction ;
35 import java.util.List ;
36 import java.util.ArrayList ;
37 import java.util.StringTokenizer ;
38 import java.util.logging.ErrorManager ;
39 import java.util.logging.Logger ;
40 import java.util.logging.Level ;
41
42 import com.sun.enterprise.config.serverbeans.ElementProperty;
43
44
45
49 public class JavaBeanConfigurator {
50
51 private static final JavaBeanConfigurator singleton =
52 new JavaBeanConfigurator( );
53
54
55 private JavaBeanConfigurator() {
56 }
57
58 public static JavaBeanConfigurator getInstance( ) {
59 return singleton;
60 }
61
62
63
66 public Object configureBean( Object bean, ElementProperty[] properties ){
67 setProperties( bean, properties );
68 return bean;
69 }
70
71
72
75 private final Method [] getDeclaredMethods(final Class clz) {
76 return (Method []) AccessController.doPrivileged(new PrivilegedAction () {
77 public Object run() {
78 return clz.getDeclaredMethods();
79 }
80 });
81 }
82
83
87 private void setProperties( Object o, ElementProperty[] properties ) {
88 if( properties == null ) return;
89 Method [] methods = null;
90 try {
91 methods = getDeclaredMethods( o.getClass( ) );
92 for( int i = 0; i < properties.length; i++ ) {
93 ElementProperty property = properties[i];
94 String propertyName = property.getName( ).toLowerCase( );
95 String propertyValue = property.getValue( );
96 for( int j = 0; j < methods.length; j++ ) {
97 String methodName = methods[j].getName().toLowerCase();
98 if ( ( methodName.startsWith( "set" ) )
99 && ( methodName.endsWith( propertyName ) ) )
100 {
101 Class [] parameterTypes = methods[j].getParameterTypes( );
102 if( parameterTypes.length != 1 ) {
103 new ErrorManager ().error(
104 "Only one Parameter is allowed for the setter " +
105 " Method: " + methodName +
106 " has invalid signature", new Exception (),
107 ErrorManager.GENERIC_FAILURE );
108 }
109
110 String parameterType = parameterTypes[0].getName();
111 Object [] parameters = new Object [1];
112
113 if( parameterType.equals( "java.lang.String") ) {
114 parameters[0] = propertyValue;
115 } else if( parameterType.equals( "byte" ) ) {
116 parameters[0] =
117 new Byte ( propertyValue.getBytes()[0]);
118 } else if( parameterType.equals( "int" ) ) {
119 parameters[0] = new Integer (propertyValue);
120 } else if( parameterType.equals( "float" ) ) {
121 parameters[0] = new Float (propertyValue);
122 } else if( parameterType.equals( "double") ) {
123 parameters[0] = new Double (propertyValue);
124 } else if( parameterType.equals( "char" ) ) {
125 parameters[0] =
126 new Character (propertyValue.charAt(0));
127 } else if( parameterType.equals("boolean") ) {
128 parameters[0] = new Boolean (propertyValue);
129 } else if( parameterType.equals("long") ) {
130 parameters[0] = new Long (propertyValue);
131 } else if( parameterType.equals("short") ) {
132 parameters[0] = new Short (propertyValue);
133 } else {
134 new ErrorManager ().error(
135 "Only the basic primitive types can be set " +
136 "as properties to NotificationListener and " +
137 " NotificationFilter ", new Exception (),
138 ErrorManager.GENERIC_FAILURE );
139 continue;
140 }
141 methods[j].invoke( o, parameters );
142 }
143 }
144 }
145 } catch( Exception e ) {
146 new ErrorManager ().error(
147 "Error While Setting properties to Notification Listener or " +
148 " Filter ", e, ErrorManager.GENERIC_FAILURE );
149 }
150 }
151 }
152 |
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