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/*
* JndiMBeanImpl.java
*
* Created on March 8, 2004, 1:48 PM
*/
package com.sun.enterprise.admin.monitor.jndi;
import com.sun.enterprise.admin.common.constant.AdminConstants;
import com.sun.enterprise.util.i18n.StringManager;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.management.AttributeList;
import javax.management.AttributeNotFoundException;
import javax.management.InvalidAttributeValueException;
import javax.management.MBeanException;
import javax.management.MBeanInfo;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanParameterInfo;
import javax.management.ReflectionException;
import javax.naming.NameClassPair;
import javax.naming.NamingException;
/**
* The JndiMBean implementation from which a client can access jndi
* entries given a particular context.
* @author Rob Ruyak
*/
public class JndiMBeanImpl implements JndiMBean {
private JndiMBeanHelper helper;
MBeanInfo mbeanInfo;
private static final Logger logger =
Logger.getLogger(AdminConstants.kLoggerName);
private static final StringManager sm =
StringManager.getManager(JndiMBeanImpl.class);
/** Creates a new instance of JndiMBeanImpl */
public JndiMBeanImpl() {
initialize();
}
/**
* Initializes the JndiMBeanImpl mbean object for servicing queries
* related to the jndi entries of the application server's naming
* service. This initialization involves the creation of the object's
* JndiMBeanHelper for delegating requests.
*/
void initialize() {
helper = new JndiMBeanHelper();
}
/**
*
*/
public Object getAttribute(String str)
throws AttributeNotFoundException,
MBeanException, ReflectionException {
throw new UnsupportedOperationException(
sm.getString("monitor.jndi.unsupported_method"));
}
/**
*
*/
public AttributeList getAttributes(String[] str) {
throw new UnsupportedOperationException(
sm.getString("monitor.jndi.unsupported_method"));
}
/**
*
*/
public MBeanInfo getMBeanInfo() {
if(mbeanInfo == null) {
mbeanInfo = new MBeanInfo(this.getClass().getName(),
"Managed Object for " + this.getClass().getName(),
null, null, getOperationInfo(), null);
}
return mbeanInfo;
}
/**
*
*/
MBeanOperationInfo[] getOperationInfo() {
Method[] methods = this.getClass().getMethods();
MBeanOperationInfo[] mInfo = new MBeanOperationInfo[methods.length];
for(int i= 0; i < methods.length; i++){
mInfo[i]= createOperationInfo(methods[i]);
}
return mInfo;
}
/**
*
*/
MBeanOperationInfo createOperationInfo(Method method){
return new MBeanOperationInfo(method.getName(),
"Method " + method.getName(),
getParameterInfo(method.getParameterTypes()),
method.getReturnType().getName(),
MBeanOperationInfo.INFO);
}
/**
*
*/
MBeanParameterInfo[] getParameterInfo(Class[] paramTypes){
MBeanParameterInfo[] params=null;
if(paramTypes != null){
params = new MBeanParameterInfo[paramTypes.length];
for(int i = 0; i < paramTypes.length; i++){
try {
params[i] = new MBeanParameterInfo("param" + i,
paramTypes[i].getName(),
paramTypes[i].getName());
} catch(java.lang.IllegalArgumentException e){
logger.log(Level.INFO, e.toString());
}
}
}
return params;
}
/**
*
*/
boolean isAttrGetterOrSetter(Method operation){
if(operation.getName().startsWith("get")
|| operation.getName().startsWith("set")){
return true;
}
return false;
}
/**
*
*/
public Object invoke(String str, Object[] obj, String[] str2)
throws MBeanException, ReflectionException {
Object a = null;
Class[] c = new Class[str2.length];
for(int i=0; i < str2.length; i++){
c[i] = str2[i].getClass();
}
try {
a = (Object)this.getClass().getMethod(str, c).invoke(this, obj);
} catch(InvocationTargetException e){
logger.log(Level.INFO,e.getMessage(), e);
MBeanException me =
new MBeanException((Exception)e.getTargetException());
throw me;
} catch (Exception e) {
throw new MBeanException(e);
}
return a;
}
/**
*
*/
public void setAttribute(javax.management.Attribute attribute)
throws AttributeNotFoundException, InvalidAttributeValueException,
MBeanException, ReflectionException {
throw new UnsupportedOperationException(
sm.getString("monitor.jndi.unsupported_method"));
}
/**
*
*/
public AttributeList setAttributes(AttributeList attributeList) {
throw new UnsupportedOperationException(
sm.getString("monitor.jndi.unsupported_method"));
}
/**
* Gets all the jndi entry names given a specific context name. This
* method uses the JndiMBeanHelper object to execute all logic involved
* in querying entries via jndi to the application server's naming
* service.
*
* @param context The context name under which the names reside.
* @return An array of {@link NameClassPair} objects representing the jndi entries.
* @throws {@link MBeanException} if there is an error getting the entries.
* @see JndiMBeanHelper#getJndiEntriesByContextPath(String)
*/
public java.util.ArrayList getNames(String context)
throws NamingException {
java.util.ArrayList names = null;
names = helper.getJndiEntriesByContextPath(context);
return names;
}
}
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