/*
 *
 * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
 * 
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the following
 * conditions are met:
 * 
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * 
 * - Redistribution in binary form must reproduce the above
 *   copyright notice, this list of conditions and the following
 *   disclaimer in the documentation and/or other materials
 *   provided with the distribution.
 * 
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * 
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY
 * DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT OF OR
 * RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE OR
 * ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE
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 * THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS
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 * 
 * You acknowledge that this software is not designed, licensed or
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 */
import javax.xml.registry.*; 
import javax.xml.registry.infomodel.*; 
import java.net.*;
import java.security.*;
import java.util.*;

/**
 * The JAXRGetMyObjects class consists of a main method, a 
 * makeConnection method, an executeQuery method, and some 
 * private helper methods. It obtains all the registry 
 * objects owned by the user and displays their keys, names,
 * and descriptions.
 * 
 * To run this program, use the command 
 * 
 *     ant run-get-objects
 */
public class JAXRGetMyObjects {
    Connection connection = null;

    public JAXRGetMyObjects() {}

    public static void main(String[] args) {
        ResourceBundle bundle =
           ResourceBundle.getBundle("JAXRExamples");

        String queryURL = bundle.getString("query.url");
        String publishURL = bundle.getString("publish.url");

        // Edit to provide your own username and password
        // Defaults for Registry Server are testuser/testuser
        String username = bundle.getString("registry.username");
        String password = bundle.getString("registry.password");
        
        JAXRGetMyObjects jq = new JAXRGetMyObjects();

        jq.makeConnection(queryURL, publishURL);

        jq.executeQuery(username, password);
    }

    /**
     * Establishes a connection to a registry.
     *
     * @param queryUrl	the URL of the query registry
     * @param publishUrl	the URL of the publish registry
     */
    public void makeConnection(String queryUrl, 
        String publishUrl) {

        /*
         * Specify proxy information in case you
         *  are going beyond your firewall.
         */
        ResourceBundle bundle =
           ResourceBundle.getBundle("JAXRExamples");
        String httpProxyHost = bundle.getString("http.proxyHost");
        String httpProxyPort = bundle.getString("http.proxyPort");
        String httpsProxyHost = bundle.getString("https.proxyHost");
        String httpsProxyPort = bundle.getString("https.proxyPort");

        /* 
         * Define connection configuration properties. 
         * For simple queries, you need the query URL.
         */
        Properties props = new Properties();
        props.setProperty("javax.xml.registry.queryManagerURL",
            queryUrl);
        props.setProperty("javax.xml.registry.lifeCycleManagerURL", 
            publishUrl);
        props.setProperty("com.sun.xml.registry.http.proxyHost", 
            httpProxyHost);
        props.setProperty("com.sun.xml.registry.http.proxyPort", 
            httpProxyPort);
        props.setProperty("com.sun.xml.registry.https.proxyHost", 
            httpsProxyHost);
        props.setProperty("com.sun.xml.registry.https.proxyPort", 
            httpsProxyPort);

        try {
            // Create the connection, passing it the 
            // configuration properties
            ConnectionFactory factory = 
                ConnectionFactory.newInstance();
            factory.setProperties(props);
            connection = factory.createConnection();
            System.out.println("Created connection to registry");
        } catch (Exception e) {
            e.printStackTrace();
            if (connection != null) {
                try {
                    connection.close();
                } catch (JAXRException je) {}
            }
        }
    }
    
    /**
     * Searches for objects owned by the user and
     * displays data about them.
     *
     * @param username  the username for the registry
     * @param password  the password for the registry
     */
    public void executeQuery(String username, 
        String password) {
        RegistryService rs = null;
        BusinessQueryManager bqm = null;

        try {
            // Get registry service and query manager
            rs = connection.getRegistryService();
            bqm = rs.getBusinessQueryManager();
            System.out.println("Got registry service and " +
                "query manager");

            // Get authorization from the registry
            PasswordAuthentication passwdAuth =
                new PasswordAuthentication(username, 
                    password.toCharArray());

            Set creds = new HashSet();
            creds.add(passwdAuth);
            connection.setCredentials(creds);
            System.out.println("Established security credentials");

            // Get all objects owned by me
            BulkResponse response = bqm.getRegistryObjects();
            Collection objects = response.getCollection();

            // Display keys of the objects found
            Iterator objIter = objects.iterator();
            if (!(objIter.hasNext())) {
                System.out.println("No objects found");
            } else while (objIter.hasNext()) {
                RegistryObject obj = (RegistryObject) objIter.next();
                System.out.println("Object key id: " + getKey(obj));
                System.out.println("Object name is: " + getName(obj));
                System.out.println("Object description is: " + 
                    getDescription(obj));

                // Print spacer between objects
                System.out.println(" --- "); 
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally  {
            // At end, close connection to registry
            if (connection != null) {
                try {
                    connection.close();
                } catch (JAXRException je) {}
            }
        }
    }

    /**
     * Returns the name value for a registry object.
     *
     * @param ro	a RegistryObject
     * @return		the String value
     */
    private String getName(RegistryObject ro) 
        throws JAXRException {

        try {
            return ro.getName().getValue();
        } catch (NullPointerException npe) {
            return "No Name";
        }
    }
    
    /**
     * Returns the description value for a registry object.
     *
     * @param ro	a RegistryObject
     * @return		the String value
     */
    private String getDescription(RegistryObject ro) 
        throws JAXRException {

        try {
            return ro.getDescription().getValue();
        } catch (NullPointerException npe) {
            return "No Description";
        }
    }
    
    /**
     * Returns the key id value for a registry object.
     *
     * @param ro	a RegistryObject
     * @return		the String value
     */
    private String getKey(RegistryObject ro) 
        throws JAXRException {

        try {
            return ro.getKey().getId();
        } catch (NullPointerException npe) {
            return "No Key";
        }
    }
}