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/*
* $Header: /cvs/glassfish/admin/mbeans/src/java/com/sun/enterprise/admin/dottedname/valueaccessor/PropertyValueAccessorBase.java,v 1.4 2007/05/05 05:24:07 tcfujii Exp $
* $Revision: 1.4 $
* $Date: 2007/05/05 05:24:07 $
*/
package com.sun.enterprise.admin.dottedname.valueaccessor;
import com.sun.enterprise.admin.dottedname.DottedNameStrings;
import javax.management.Attribute;
import javax.management.AttributeList;
import javax.management.ObjectName;
import javax.management.MBeanServerConnection;
import javax.management.ReflectionException;
import javax.management.MBeanException;
import javax.management.InstanceNotFoundException;
import javax.management.AttributeNotFoundException;
import javax.management.RuntimeOperationsException;
import javax.management.JMException;
import javax.management.MBeanServerConnection;
public abstract class PropertyValueAccessorBase extends PrefixedValueAccessorBase
{
abstract String getGetPropertyMethodName();
abstract String getSetPropertyMethodName();
abstract String getGetPropertiesMethodName();
public PropertyValueAccessorBase(MBeanServerConnection conn, String prefix)
{
super( conn, prefix);
}
public Attribute getValue( ObjectName objectName, String valueName )
throws java.io.IOException, ReflectionException, InstanceNotFoundException,
AttributeNotFoundException
{
Attribute result = null;
try
{
final Object value = getMBS().invoke( objectName,
getGetPropertyMethodName(), new Object [] { valueName },
new String [] { "java.lang.String" } );
result = new Attribute( valueName, value );
}
catch( MBeanException e )
{
// method doesn't exist
throw new AttributeNotFoundException( DottedNameStrings.getString(DottedNameStrings.ATTRIBUTE_NOT_FOUND_KEY, valueName ));
}
catch( ReflectionException e )
{
// method doesn't exist
throw new AttributeNotFoundException( DottedNameStrings.getString(DottedNameStrings.ATTRIBUTE_NOT_FOUND_KEY, valueName ));
}
return( result );
}
public Attribute
setValue( final ObjectName objectName, final Attribute attr ) throws Exception
{
// NOTE: -Djmx.invoke.getters must be set for setProperty() to succeed
// as a method invocation (in the unit tests)
// note that if attr.getValue() is null, the property will be removed
getMBS().invoke( objectName,
getSetPropertyMethodName(), new Object [] { attr },
new String [] { "javax.management.Attribute" } );
return( attr );
}
public String [] getAllPropertyNames(ObjectName objectName )
throws java.io.IOException, ReflectionException, InstanceNotFoundException
{
return getAllPropertyNames( objectName, false );
}
public String [] getAllPropertyNames(ObjectName objectName, boolean bIncludingPrefix )
throws java.io.IOException, ReflectionException, InstanceNotFoundException
{
String [] names = null;
try
{
final AttributeList props = (AttributeList)getMBS().invoke( objectName,
getGetPropertiesMethodName(), null,
null );
names = new String [ props.size() ];
for( int i = 0; i < names.length; ++i )
{
final Attribute attr = (Attribute)props.get( i );
if(bIncludingPrefix)
names[ i ] = getDottedNamePrefix() + attr.getName();
else
names[ i ] = attr.getName();
}
}
// getProperties() does not exist--do not log this--it will always happen
// on MBeans that don't have properties. Certain bugs in S1As interceptor
// cause the wrong types of exceptions to be thrown, so we have to catch
// several of them. The correct one is ReflectionException
catch( MBeanException e )
{
names = new String [ 0 ];
}
catch( RuntimeOperationsException e )
{
names = new String [ 0 ];
}
catch( ReflectionException e )
{
names = new String [ 0 ];
}
return( names );
}
}
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