javax.management
Class AttributeValueExp

java.lang.Object
  |
  +--javax.management.QueryEval
        |
        +--javax.management.AttributeValueExp

All Implemented Interfaces:

java.io.Serializable, ValueExp

Direct Known Subclasses:

ClassAttributeValueExp, QualifiedAttributeValueExp

public class AttributeValueExp

extends QueryEval

implements ValueExp

Note: change from jmx-ri, extends QueryEval

Author:

Young Yang

See Also:

Serialized Form

Fields inherited from class javax.management.QueryEval

server

Constructor Summary

AttributeValueExp()

AttributeValueExp(java.lang.String attr)
Creates a new AttributeValueExp representing the specified object attribute, named attr.

Method Summary

ValueExp	apply(ObjectName name) Applies the AttributeValueExp on an MBean.
protected java.lang.Object	getAttribute(ObjectName objectname)
java.lang.String	getAttributeName() Returns a string representation of the name of the attribute.
void	setMBeanServer(MBeanServer s) Sets the MBean server on which the query is to be performed.
java.lang.String	toString() Returns the string representing its value.

Methods inherited from class java.lang.Object

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

Constructor Detail

AttributeValueExp

public AttributeValueExp()

AttributeValueExp

public AttributeValueExp(java.lang.String attr)

Creates a new AttributeValueExp representing the specified object attribute, named attr.

Method Detail

getAttributeName

public java.lang.String getAttributeName()

Returns a string representation of the name of the attribute.

apply

public ValueExp apply(ObjectName name)
               throws BadStringOperationException,
                      BadBinaryOpValueExpException,
                      BadAttributeValueExpException,
                      InvalidApplicationException

Applies the AttributeValueExp on an MBean.

Specified by:

apply in interface ValueExp

Parameters:

name - The name of the MBean on which the AttributeValueExp will be applied.

Returns:

The ValueExp.

Throws:

BadAttributeValueExpException -

InvalidApplicationException -

BadStringOperationException -

BadBinaryOpValueExpException -

toString

public java.lang.String toString()

Returns the string representing its value.

Overrides:

toString in class java.lang.Object

setMBeanServer

public void setMBeanServer(MBeanServer s)

Sets the MBean server on which the query is to be performed.

Specified by:

setMBeanServer in interface ValueExp

Overrides:

setMBeanServer in class QueryEval

Parameters:

s - The MBean server on which the query is to be performed.

getAttribute

protected java.lang.Object getAttribute(ObjectName objectname)