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From gdam...@apache.org
Subject cvs commit: incubator-geronimo/modules/kernel/src/java/org/apache/geronimo/gbean DynamicGBeanDelegate.java
Date Tue, 27 Jul 2004 02:13:21 GMT
gdamour     2004/07/26 19:13:21

  Modified:    modules/kernel/src/java/org/apache/geronimo/gbean
                        DynamicGBeanDelegate.java
  Log:
  Apply patch GERONIMO-270 submitted by Toby Cabot.
  
  DynamicGBeanDelegate implements the same attribute naming conventions than Raw and JMX GBeanInvokers.
  
  Revision  Changes    Path
  1.8       +21 -10    incubator-geronimo/modules/kernel/src/java/org/apache/geronimo/gbean/DynamicGBeanDelegate.java
  
  Index: DynamicGBeanDelegate.java
  ===================================================================
  RCS file: /home/cvs/incubator-geronimo/modules/kernel/src/java/org/apache/geronimo/gbean/DynamicGBeanDelegate.java,v
  retrieving revision 1.7
  retrieving revision 1.8
  diff -u -r1.7 -r1.8
  --- DynamicGBeanDelegate.java	27 May 2004 01:05:58 -0000	1.7
  +++ DynamicGBeanDelegate.java	27 Jul 2004 02:13:21 -0000	1.8
  @@ -17,6 +17,7 @@
   
   package org.apache.geronimo.gbean;
   
  +import java.beans.Introspector;
   import java.lang.reflect.InvocationTargetException;
   import java.lang.reflect.Method;
   import java.util.HashMap;
  @@ -27,15 +28,18 @@
   
   
   /**
  + * Wraps an <code>Object</code> in a <code>DynamicGBean</code>
facade.
  + *
    * @version $Revision$ $Date$
    */
   public class DynamicGBeanDelegate implements DynamicGBean {
       protected final Map getters = new HashMap();
       protected final Map setters = new HashMap();
       protected final Map operations = new HashMap();
  +    private Class targetClass;
   
       public void addAll(Object target) {
  -        Class targetClass = target.getClass();
  +        this.targetClass = target.getClass();
           Method[] methods = targetClass.getMethods();
           for (int i = 0; i < methods.length; i++) {
               Method method = methods[i];
  @@ -52,11 +56,11 @@
       public void addGetter(Object target, Method method) {
           String name = method.getName();
           if (name.startsWith("get")) {
  -            addGetter(method.getName().substring(3), target, method);
  +            addGetter(name.substring(3), target, method);
           } else if (name.startsWith("is")) {
  -            addGetter(method.getName().substring(2), target, method);
  +            addGetter(name.substring(2), target, method);
           } else {
  -            throw new IllegalArgumentException("Method method name must start with 'get'
or 'is' " + method);
  +            throw new IllegalArgumentException("Method name must start with 'get' or 'is'
" + method);
           }
       }
   
  @@ -65,11 +69,14 @@
               throw new IllegalArgumentException("Method must take no parameters and return
a value " + method);
           }
           getters.put(name, new Operation(target, method));
  +        // we want to be user-friendly so we put the attribute name in
  +        // the Map in both lower-case and upper-case
  +        getters.put(Introspector.decapitalize(name), new Operation(target, method));
       }
   
       public void addSetter(Object target, Method method) {
           if (!method.getName().startsWith("set")) {
  -            throw new IllegalArgumentException("Method method name must start with 'set'
" + method);
  +            throw new IllegalArgumentException("Method name must start with 'set' " + method);
           }
           addSetter(method.getName().substring(3), target, method);
       }
  @@ -79,6 +86,9 @@
               throw new IllegalArgumentException("Method must take one parameter and not
return anything " + method);
           }
           setters.put(name, new Operation(target, method));
  +        // we want to be user-friendly so we put the attribute name in
  +        // the Map in both lower-case and upper-case
  +        setters.put(Introspector.decapitalize(name), new Operation(target, method));
       }
   
       public void addOperation(Object target, Method method) {
  @@ -107,7 +117,7 @@
       public Object getAttribute(String name) throws Exception {
           Operation operation = (Operation) getters.get(name);
           if (operation == null) {
  -            throw new IllegalArgumentException("Unknown attribute " + name);
  +            throw new IllegalArgumentException(targetClass.getName() + ": no getter for
" + name);
           }
           return operation.invoke(null);
       }
  @@ -115,15 +125,16 @@
       public void setAttribute(String name, Object value) throws Exception {
           Operation operation = (Operation) setters.get(name);
           if (operation == null) {
  -            throw new IllegalArgumentException("Unknown attribute " + name);
  +            throw new IllegalArgumentException(targetClass.getName() + ": no setter for
" + name);
           }
           operation.invoke(new Object[]{value});
       }
   
       public Object invoke(String name, Object[] arguments, String[] types) throws Exception
{
  -        Operation operation = (Operation) operations.get(new GOperationSignature(name,
types));
  +        GOperationSignature signature = new GOperationSignature(name, types);
  +        Operation operation = (Operation) operations.get(signature);
           if (operation == null) {
  -            throw new IllegalArgumentException("Unknown attribute " + name);
  +            throw new IllegalArgumentException(targetClass.getName() + ": no operation
" + signature);
           }
           return operation.invoke(arguments);
       }
  
  
  

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