/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2003 Sun
 * Microsystems, Inc. All Rights Reserved.
 */


package org.netbeans.modules.tomcat5;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.InputStream;
import java.io.OutputStream;
import javax.enterprise.deploy.model.DDBean;
import javax.enterprise.deploy.model.DDBeanRoot;
import javax.enterprise.deploy.model.XpathEvent;
import javax.enterprise.deploy.spi.DConfigBean;
import javax.enterprise.deploy.spi.DConfigBeanRoot;
import javax.enterprise.deploy.spi.DeploymentConfiguration;
import javax.enterprise.deploy.spi.exceptions.BeanNotFoundException;
import javax.enterprise.deploy.spi.exceptions.ConfigurationException;
import org.netbeans.modules.schema2beans.BaseBean;
import org.netbeans.modules.tomcat5.config.Context;

/**
 *
 * @author  pb97924
 */
public class DConfigRootWrapper extends WebappConfiguration.DConfigBeanWrapper
    implements DConfigBeanRoot, PropertyChangeListener {
    
    /** name of ctx root property. should be the same as in deployment.xml */
    public static final String PROP_CTX_ROOT = "contextRoot";  // NOI18N
    
    /**
     * "listeners" lists all the generic listeners.
     */
    private java.util.Vector listeners;
    
    /** Creates DConfigBean for given DDBean that is
     * represented by object maintained by schema2beans.
     *
     * @param ddBean Bean from standard deploymet descriptor.
     * @param configBean wrapped schema2beans object.
     */
    public DConfigRootWrapper (DDBean ddBean, Context configBean) {
        super (ddBean, configBean);
    }
    
    private Context getContextBean () {
        return (Context)getBaseBean ();
    }
    
    /** Return a DConfigBean for a deployment descriptor that is not the 
     * module's primary deployment descriptor.
     */
    public DConfigBean getDConfigBean (DDBeanRoot ddBeanRoot) {
        return null;
    }
  
    public void setContextRoot (String ctxRoot) {
        getContextBean ().setAttributeValue ("path", ctxRoot); // NOI18N
        // generate default logger
        getContextBean().setLogger(true);
        getContextBean().setLoggerClassName("org.apache.catalina.logger.FileLogger"); // NOI18N
        // cut off leading slash
        String prefix = ctxRoot.length() > 0 ? ctxRoot.substring(1) : ctxRoot;
        getContextBean().setLoggerPrefix(prefix + "."); // NOI18N
        getContextBean().setLoggerSuffix(".log"); // NOI18N
        getContextBean().setLoggerTimestamp("true"); // NOI18N
    }
    
    public String getContextRoot () {
        return getContextBean ().getAttributeValue ("path");
    }
    
    public synchronized void addPropertyChangeListener (PropertyChangeListener pcl) {
        if (listeners == null) {
            listeners = new java.util.Vector ();
            getBaseBean ().addPropertyChangeListener (this);
        }
        listeners.add (pcl);
    }
    
    public synchronized void removePropertyChangeListener (PropertyChangeListener pcl) {
        if (listeners == null)
            return;
        listeners.remove (pcl);
        if (listeners.isEmpty ()) {
            listeners = null;
            getBaseBean ().removePropertyChangeListener (this);
        }
    }
    
    public void propertyChange (java.beans.PropertyChangeEvent evt) {
        String propertyName = evt.getPropertyName ();
        
        java.util.Vector targets = null;
        synchronized (this) {
            if (listeners != null) {
                targets = (java.util.Vector) listeners.clone ();
            }
        }
        
        if (targets != null) {
            for (int i = 0; i < targets.size (); i++) {
                PropertyChangeListener target = (PropertyChangeListener)targets.elementAt (i);
                target.propertyChange (evt);
            }
        }
        if ("/Context:path".equals (propertyName)) { // NOI18N
            propertyChange (new PropertyChangeEvent (evt.getSource (), PROP_CTX_ROOT, evt.getOldValue (), evt.getNewValue ()));
        }
    }
}