public static void main(String[] args) throws IntrospectionException {
BeanInfo beanInfo = Introspector.getBeanInfo(User.class);
System.out.println("==>MethodDescriptor");
MethodDescriptor[] methodDescs = beanInfo.getMethodDescriptors();
for (MethodDescriptor method : methodDescs) {
System.out.println(method.getName());
System.out.println(method.getDisplayName());
System.out.println(method.getShortDescription());
System.out.println(method.getValue("getName"));
System.out.println("==>MethodDescriptor/ReflectionMethod");
Method reflectMethod = method.getMethod();
System.out.println(reflectMethod.getName());
System.out.println("==>MethodDescriptor/ParameterDescriptor");
ParameterDescriptor[] paramDescs = method.getParameterDescriptors();
if (paramDescs != null) {
for (ParameterDescriptor paramDesc : paramDescs) {
System.out.println(paramDesc.getName());
System.out.println(paramDesc.getDisplayName());
System.out.println(paramDesc.getShortDescription());
System.out.println(paramDesc.getValue("name"));
}
}
}
}
/**
* Gets the firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object) method
* descriptor.
*
* @return java.beans.MethodDescriptor
*/
public java.beans.MethodDescriptor
firePropertyChange_javalangString_javalangObject_javalangObjectMethodDescriptor() {
java.beans.MethodDescriptor aDescriptor = null;
try {
/* Create and return the firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object) method descriptor. */
java.lang.reflect.Method aMethod = null;
try {
/* Attempt to find the method using getMethod with parameter types. */
java.lang.Class aParameterTypes[] = {
java.lang.String.class, java.lang.Object.class, java.lang.Object.class
};
aMethod = getBeanClass().getMethod("firePropertyChange", aParameterTypes);
} catch (java.lang.Throwable exception) {
/* Since getMethod failed, call findMethod. */
handleException(exception);
aMethod = findMethod(getBeanClass(), "firePropertyChange", 3);
}
;
try {
/* Try creating the method descriptor with parameter descriptors. */
java.beans.ParameterDescriptor aParameterDescriptor1 = new java.beans.ParameterDescriptor();
aParameterDescriptor1.setName("arg1");
aParameterDescriptor1.setDisplayName("propertyName");
java.beans.ParameterDescriptor aParameterDescriptor2 = new java.beans.ParameterDescriptor();
aParameterDescriptor2.setName("arg2");
aParameterDescriptor2.setDisplayName("oldValue");
java.beans.ParameterDescriptor aParameterDescriptor3 = new java.beans.ParameterDescriptor();
aParameterDescriptor3.setName("arg3");
aParameterDescriptor3.setDisplayName("newValue");
java.beans.ParameterDescriptor aParameterDescriptors[] = {
aParameterDescriptor1, aParameterDescriptor2, aParameterDescriptor3
};
aDescriptor = new java.beans.MethodDescriptor(aMethod, aParameterDescriptors);
} catch (java.lang.Throwable exception) {
/* Try creating the method descriptor without parameter descriptors. */
handleException(exception);
aDescriptor = new java.beans.MethodDescriptor(aMethod);
}
;
/* aDescriptor.setDisplayName("firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object)"); */
/* aDescriptor.setShortDescription("firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object)"); */
/* aDescriptor.setExpert(false); */
/* aDescriptor.setHidden(false); */
/* aDescriptor.setValue("preferred", new java.lang.Boolean(false)); */
} catch (java.lang.Throwable exception) {
handleException(exception);
}
;
return aDescriptor;
}
/**
* Gets the setAddressDataSelectionModel(com.javadude.articles.vaddmvc2.AddressDataSelectionModel)
* method descriptor.
*
* @return java.beans.MethodDescriptor
*/
public java.beans.MethodDescriptor
setAddressDataSelectionModel_comjavadudearticlesvaddmvc2AddressDataSelectionModelMethodDescriptor() {
java.beans.MethodDescriptor aDescriptor = null;
try {
/* Create and return the setAddressDataSelectionModel(com.javadude.articles.vaddmvc2.AddressDataSelectionModel) method descriptor. */
java.lang.reflect.Method aMethod = null;
try {
/* Attempt to find the method using getMethod with parameter types. */
java.lang.Class aParameterTypes[] = {
com.javadude.articles.vaddmvc2.AddressDataSelectionModel.class
};
aMethod = getBeanClass().getMethod("setAddressDataSelectionModel", aParameterTypes);
} catch (java.lang.Throwable exception) {
/* Since getMethod failed, call findMethod. */
handleException(exception);
aMethod = findMethod(getBeanClass(), "setAddressDataSelectionModel", 1);
}
;
try {
/* Try creating the method descriptor with parameter descriptors. */
java.beans.ParameterDescriptor aParameterDescriptor1 = new java.beans.ParameterDescriptor();
aParameterDescriptor1.setName("arg1");
aParameterDescriptor1.setDisplayName("arg1");
java.beans.ParameterDescriptor aParameterDescriptors[] = {aParameterDescriptor1};
aDescriptor = new java.beans.MethodDescriptor(aMethod, aParameterDescriptors);
} catch (java.lang.Throwable exception) {
/* Try creating the method descriptor without parameter descriptors. */
handleException(exception);
aDescriptor = new java.beans.MethodDescriptor(aMethod);
}
;
/* aDescriptor.setDisplayName("setAddressDataSelectionModel(com.javadude.articles.vaddmvc2.AddressDataSelectionModel)"); */
/* aDescriptor.setShortDescription("setAddressDataSelectionModel(com.javadude.articles.vaddmvc2.AddressDataSelectionModel)"); */
/* aDescriptor.setExpert(false); */
/* aDescriptor.setHidden(false); */
/* aDescriptor.setValue("preferred", new java.lang.Boolean(false)); */
} catch (java.lang.Throwable exception) {
handleException(exception);
}
;
return aDescriptor;
}
/**
* Gets the propertyChange.propertyChange(java.beans.PropertyChangeEvent) method descriptor.
*
* @return java.beans.MethodDescriptor
*/
public java.beans.MethodDescriptor
propertyChangepropertyChange_javabeansPropertyChangeEventMethodEventDescriptor() {
java.beans.MethodDescriptor aDescriptor = null;
try {
/* Create and return the propertyChange.propertyChange(java.beans.PropertyChangeEvent) method descriptor. */
java.lang.reflect.Method aMethod = null;
try {
/* Attempt to find the method using getMethod with parameter types. */
java.lang.Class aParameterTypes[] = {java.beans.PropertyChangeEvent.class};
aMethod =
(java.beans.PropertyChangeListener.class).getMethod("propertyChange", aParameterTypes);
} catch (java.lang.Throwable exception) {
/* Since getMethod failed, call findMethod. */
handleException(exception);
aMethod = findMethod((java.beans.PropertyChangeListener.class), "propertyChange", 1);
}
;
try {
/* Try creating the method descriptor with parameter descriptors. */
java.beans.ParameterDescriptor aParameterDescriptor1 = new java.beans.ParameterDescriptor();
aParameterDescriptor1.setName("arg1");
aParameterDescriptor1.setDisplayName("evt");
java.beans.ParameterDescriptor aParameterDescriptors[] = {aParameterDescriptor1};
aDescriptor = new java.beans.MethodDescriptor(aMethod, aParameterDescriptors);
} catch (java.lang.Throwable exception) {
/* Try creating the method descriptor without parameter descriptors. */
handleException(exception);
aDescriptor = new java.beans.MethodDescriptor(aMethod);
}
;
/* aDescriptor.setDisplayName("propertyChange"); */
/* aDescriptor.setShortDescription("propertyChange"); */
/* aDescriptor.setExpert(false); */
/* aDescriptor.setHidden(false); */
/* aDescriptor.setValue("preferred", new java.lang.Boolean(false)); */
} catch (java.lang.Throwable exception) {
handleException(exception);
}
;
return aDescriptor;
}
/**
* Gets the main(java.lang.String[]) method descriptor.
*
* @return java.beans.MethodDescriptor
*/
public java.beans.MethodDescriptor main_javalangString__MethodDescriptor() {
java.beans.MethodDescriptor aDescriptor = null;
try {
/* Create and return the main(java.lang.String[]) method descriptor. */
java.lang.reflect.Method aMethod = null;
try {
/* Attempt to find the method using getMethod with parameter types. */
java.lang.Class aParameterTypes[] = {java.lang.String[].class};
aMethod = getBeanClass().getMethod("main", aParameterTypes);
} catch (java.lang.Throwable exception) {
/* Since getMethod failed, call findMethod. */
handleException(exception);
aMethod = findMethod(getBeanClass(), "main", 1);
}
;
try {
/* Try creating the method descriptor with parameter descriptors. */
java.beans.ParameterDescriptor aParameterDescriptor1 = new java.beans.ParameterDescriptor();
aParameterDescriptor1.setName("arg1");
aParameterDescriptor1.setDisplayName("args");
java.beans.ParameterDescriptor aParameterDescriptors[] = {aParameterDescriptor1};
aDescriptor = new java.beans.MethodDescriptor(aMethod, aParameterDescriptors);
} catch (java.lang.Throwable exception) {
/* Try creating the method descriptor without parameter descriptors. */
handleException(exception);
aDescriptor = new java.beans.MethodDescriptor(aMethod);
}
;
/* aDescriptor.setDisplayName("main(java.lang.String[])"); */
/* aDescriptor.setShortDescription("main(java.lang.String[])"); */
/* aDescriptor.setExpert(false); */
/* aDescriptor.setHidden(false); */
/* aDescriptor.setValue("preferred", new java.lang.Boolean(false)); */
} catch (java.lang.Throwable exception) {
handleException(exception);
}
;
return aDescriptor;
}
private ParameterInfo(ResourceInfo.MethodInfo info, int idx, ParameterDescriptor old) {
this.info = info;
this.idx = idx;
setExpert(old.isExpert());
setHidden(old.isHidden());
setPreferred(old.isPreferred());
setName(old.getName());
setShortDescription(old.getShortDescription());
setDisplayName(old.getDisplayName());
Enumeration<String> names = old.attributeNames();
while (names.hasMoreElements()) {
String name = names.nextElement();
setValue(name, old.getValue(name));
}
}