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MethodDescriptor (Java 2 Platform SE 5.0) - JDK 5 Documentation v1.5.0, Java 2 SDK 英文文档

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java.beans
Class MethodDescriptor

java.lang.Object
  java.beans.FeatureDescriptor
      java.beans.MethodDescriptor

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public class MethodDescriptor
extends FeatureDescriptor

A MethodDescriptor describes a particular method that a Java Bean supports for external access from other components.

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Constructor Summary
MethodDescriptor(Method method)           Constructs a MethodDescriptor from a Method.
MethodDescriptor(Method method, ParameterDescriptor[] parameterDescriptors)           Constructs a MethodDescriptor from a Method providing descriptive information for each of the method's parameters.

 

Method Summary
Method	getMethod()           Gets the method that this MethodDescriptor encapsualtes.
ParameterDescriptor[]	getParameterDescriptors()           Gets the ParameterDescriptor for each of this MethodDescriptor's method's parameters.

 

Methods inherited from class java.beans.FeatureDescriptor
attributeNames, getDisplayName, getName, getShortDescription, getValue, isExpert, isHidden, isPreferred, setDisplayName, setExpert, setHidden, setName, setPreferred, setShortDescription, setValue

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

MethodDescriptor

public MethodDescriptor(Method method)

Constructs a MethodDescriptor from a Method.

Parameters:

method - The low-level method information.

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MethodDescriptor

public MethodDescriptor(Method method,
                        ParameterDescriptor[] parameterDescriptors)

Constructs a MethodDescriptor from a Method providing descriptive information for each of the method's parameters.

Parameters:

method - The low-level method information.

parameterDescriptors - Descriptive information for each of the method's parameters.

Method Detail

getMethod

public Method getMethod()

Gets the method that this MethodDescriptor encapsualtes.

Returns:

The low-level description of the method

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getParameterDescriptors

public ParameterDescriptor[] getParameterDescriptors()

Gets the ParameterDescriptor for each of this MethodDescriptor's method's parameters.

Returns:

The locale-independent names of the parameters. May return a null array if the parameter names aren't known.

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.