Class JavaBeansExamples

java.lang.Object

net.jrodolfo.java_evolution.java01.javabeans.JavaBeansExamples

public class JavaBeansExamples
extends Object

Demonstrates JavaBeans introspection, introduced in Java 1.1.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JavaBeansExamples.ProjectBean	Small bean used by the introspection examples.
static class	JavaBeansExamples.ProjectEvent	Event object delivered when a project changes.
static interface	JavaBeansExamples.ProjectListener	Listener type used to demonstrate JavaBeans event-set discovery.

Constructor Summary

Constructors

Constructor	Description
JavaBeansExamples()

Method Summary

Modifier and Type	Method	Description
String	accessorPair(String propertyName)	Finds the read and write methods for a JavaBeans property.
Class	eventListenerParameterType()	Finds the event object type accepted by the sample listener method.
String	eventSetName()	Finds the listener set exposed through add/remove listener methods.
String[]	propertyNames()	Finds the JavaBeans properties declared by the sample bean.
Class	propertyType(String propertyName)	Finds the Java type of a JavaBeans property.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

JavaBeansExamples

public JavaBeansExamples()

Method Details

propertyNames

public String[] propertyNames()
                       throws IntrospectionException

Finds the JavaBeans properties declared by the sample bean.

Returns:

discovered property names

Throws:

IntrospectionException - when bean metadata cannot be read

accessorPair

public String accessorPair(String propertyName)
                    throws IntrospectionException

Finds the read and write methods for a JavaBeans property.

Parameters:

propertyName - property to inspect

Returns:

read method name followed by write method name

Throws:

IntrospectionException - when bean metadata cannot be read

propertyType

public Class propertyType(String propertyName)
                   throws IntrospectionException

Finds the Java type of a JavaBeans property.

Parameters:

propertyName - property to inspect

Returns:

property type

Throws:

IntrospectionException - when bean metadata cannot be read

eventSetName

public String eventSetName()
                    throws IntrospectionException

Finds the listener set exposed through add/remove listener methods.

Returns:

event set name

Throws:

IntrospectionException - when bean metadata cannot be read

eventListenerParameterType

public Class eventListenerParameterType()
                                 throws IntrospectionException

Finds the event object type accepted by the sample listener method.

Returns:

event object type

Throws:

IntrospectionException - when bean metadata cannot be read