/*
 * Copyright (c) 2006-2010 Citrix Systems, Inc.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as published
 * by the Free Software Foundation, with the additional linking exception as
 * follows:
 * 
 *   Linking this library statically or dynamically with other modules is
 *   making a combined work based on this library. Thus, the terms and
 *   conditions of the GNU General Public License cover the whole combination.
 * 
 *   As a special exception, the copyright holders of this library give you
 *   permission to link this library with independent modules to produce an
 *   executable, regardless of the license terms of these independent modules,
 *   and to copy and distribute the resulting executable under terms of your
 *   choice, provided that you also meet, for each linked independent module,
 *   the terms and conditions of the license of that module. An independent
 *   module is a module which is not derived from or based on this library. If
 *   you modify this library, you may extend this exception to your version of
 *   the library, but you are not obligated to do so. If you do not wish to do
 *   so, delete this exception statement from your version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 * 
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package com.xensource.xenapi;

import com.xensource.xenapi.Types.BadServerResponse;
import com.xensource.xenapi.Types.VersionException;
import com.xensource.xenapi.Types.XenAPIException;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;

import org.apache.xmlrpc.XmlRpcException;

/**
 * A virtual network
 *
 * @author Citrix Systems, Inc.
 */
public class Network extends XenAPIObject {

    /**
     * The XenAPI reference to this object.
     */
    protected final String ref;

    /**
     * For internal use only.
     */
    Network(String ref) {
       this.ref = ref;
    }

    public String toWireString() {
       return this.ref;
    }

    /**
     * If obj is a Network, compares XenAPI references for equality.
     */
    @Override
    public boolean equals(Object obj)
    {
        if (obj != null && obj instanceof Network)
        {
            Network other = (Network) obj;
            return other.ref.equals(this.ref);
        } else
        {
            return false;
        }
    }

    @Override
    public int hashCode()
    {
        return ref.hashCode();
    }

    /**
     * Represents all the fields in a Network
     */
    public static class Record implements Types.Record {
        public String toString() {
            StringWriter writer = new StringWriter();
            PrintWriter print = new PrintWriter(writer);
            print.printf("%1$20s: %2$s\n", "uuid", this.uuid);
            print.printf("%1$20s: %2$s\n", "nameLabel", this.nameLabel);
            print.printf("%1$20s: %2$s\n", "nameDescription", this.nameDescription);
            print.printf("%1$20s: %2$s\n", "allowedOperations", this.allowedOperations);
            print.printf("%1$20s: %2$s\n", "currentOperations", this.currentOperations);
            print.printf("%1$20s: %2$s\n", "VIFs", this.VIFs);
            print.printf("%1$20s: %2$s\n", "PIFs", this.PIFs);
            print.printf("%1$20s: %2$s\n", "MTU", this.MTU);
            print.printf("%1$20s: %2$s\n", "otherConfig", this.otherConfig);
            print.printf("%1$20s: %2$s\n", "bridge", this.bridge);
            print.printf("%1$20s: %2$s\n", "blobs", this.blobs);
            print.printf("%1$20s: %2$s\n", "tags", this.tags);
            return writer.toString();
        }

        /**
         * Convert a network.Record to a Map
         */
        public Map<String,Object> toMap() {
            Map<String,Object> map = new HashMap<String,Object>();
            map.put("uuid", this.uuid == null ? "" : this.uuid);
            map.put("name_label", this.nameLabel == null ? "" : this.nameLabel);
            map.put("name_description", this.nameDescription == null ? "" : this.nameDescription);
            map.put("allowed_operations", this.allowedOperations == null ? new LinkedHashSet<Types.NetworkOperations>() : this.allowedOperations);
            map.put("current_operations", this.currentOperations == null ? new HashMap<String, Types.NetworkOperations>() : this.currentOperations);
            map.put("VIFs", this.VIFs == null ? new LinkedHashSet<VIF>() : this.VIFs);
            map.put("PIFs", this.PIFs == null ? new LinkedHashSet<PIF>() : this.PIFs);
            map.put("MTU", this.MTU == null ? 0 : this.MTU);
            map.put("other_config", this.otherConfig == null ? new HashMap<String, String>() : this.otherConfig);
            map.put("bridge", this.bridge == null ? "" : this.bridge);
            map.put("blobs", this.blobs == null ? new HashMap<String, Blob>() : this.blobs);
            map.put("tags", this.tags == null ? new LinkedHashSet<String>() : this.tags);
            return map;
        }

        /**
         * Unique identifier/object reference
         */
        public String uuid;
        /**
         * a human-readable name
         */
        public String nameLabel;
        /**
         * a notes field containg human-readable description
         */
        public String nameDescription;
        /**
         * list of the operations allowed in this state. This list is advisory only and the server state may have changed by the time this field is read by a client.
         */
        public Set<Types.NetworkOperations> allowedOperations;
        /**
         * links each of the running tasks using this object (by reference) to a current_operation enum which describes the nature of the task.
         */
        public Map<String, Types.NetworkOperations> currentOperations;
        /**
         * list of connected vifs
         */
        public Set<VIF> VIFs;
        /**
         * list of connected pifs
         */
        public Set<PIF> PIFs;
        /**
         * MTU in octets
         */
        public Long MTU;
        /**
         * additional configuration
         */
        public Map<String, String> otherConfig;
        /**
         * name of the bridge corresponding to this network on the local host
         */
        public String bridge;
        /**
         * Binary blobs associated with this network
         */
        public Map<String, Blob> blobs;
        /**
         * user-specified tags for categorization purposes
         */
        public Set<String> tags;
    }

    /**
     * Get a record containing the current state of the given network.
     *
     * @return all fields from the object
     */
    public Network.Record getRecord(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_record";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toNetworkRecord(result);
    }

    /**
     * Get a reference to the network instance with the specified UUID.
     *
     * @param uuid UUID of object to return
     * @return reference to the object
     */
    public static Network getByUuid(Connection c, String uuid) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_by_uuid";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(uuid)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toNetwork(result);
    }

    /**
     * Create a new network instance, and return its handle.
     *
     * @param record All constructor arguments
     * @return Task
     */
    public static Task createAsync(Connection c, Network.Record record) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "Async.network.create";
        String session = c.getSessionReference();
        Map<String, Object> record_map = record.toMap();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(record_map)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
        return Types.toTask(result);
    }

    /**
     * Create a new network instance, and return its handle.
     *
     * @param record All constructor arguments
     * @return reference to the newly created object
     */
    public static Network create(Connection c, Network.Record record) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.create";
        String session = c.getSessionReference();
        Map<String, Object> record_map = record.toMap();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(record_map)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toNetwork(result);
    }

    /**
     * Destroy the specified network instance.
     *
     * @return Task
     */
    public Task destroyAsync(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "Async.network.destroy";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
        return Types.toTask(result);
    }

    /**
     * Destroy the specified network instance.
     *
     */
    public void destroy(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.destroy";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Get all the network instances with the given label.
     *
     * @param label label of object to return
     * @return references to objects with matching names
     */
    public static Set<Network> getByNameLabel(Connection c, String label) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_by_name_label";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(label)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfNetwork(result);
    }

    /**
     * Get the uuid field of the given network.
     *
     * @return value of the field
     */
    public String getUuid(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_uuid";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toString(result);
    }

    /**
     * Get the name/label field of the given network.
     *
     * @return value of the field
     */
    public String getNameLabel(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_name_label";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toString(result);
    }

    /**
     * Get the name/description field of the given network.
     *
     * @return value of the field
     */
    public String getNameDescription(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_name_description";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toString(result);
    }

    /**
     * Get the allowed_operations field of the given network.
     *
     * @return value of the field
     */
    public Set<Types.NetworkOperations> getAllowedOperations(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_allowed_operations";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfNetworkOperations(result);
    }

    /**
     * Get the current_operations field of the given network.
     *
     * @return value of the field
     */
    public Map<String, Types.NetworkOperations> getCurrentOperations(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_current_operations";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toMapOfStringNetworkOperations(result);
    }

    /**
     * Get the VIFs field of the given network.
     *
     * @return value of the field
     */
    public Set<VIF> getVIFs(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_VIFs";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfVIF(result);
    }

    /**
     * Get the PIFs field of the given network.
     *
     * @return value of the field
     */
    public Set<PIF> getPIFs(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_PIFs";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfPIF(result);
    }

    /**
     * Get the MTU field of the given network.
     *
     * @return value of the field
     */
    public Long getMTU(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_MTU";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toLong(result);
    }

    /**
     * Get the other_config field of the given network.
     *
     * @return value of the field
     */
    public Map<String, String> getOtherConfig(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_other_config";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toMapOfStringString(result);
    }

    /**
     * Get the bridge field of the given network.
     *
     * @return value of the field
     */
    public String getBridge(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_bridge";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toString(result);
    }

    /**
     * Get the blobs field of the given network.
     *
     * @return value of the field
     */
    public Map<String, Blob> getBlobs(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_blobs";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toMapOfStringBlob(result);
    }

    /**
     * Get the tags field of the given network.
     *
     * @return value of the field
     */
    public Set<String> getTags(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_tags";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfString(result);
    }

    /**
     * Set the name/label field of the given network.
     *
     * @param label New value to set
     */
    public void setNameLabel(Connection c, String label) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.set_name_label";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(label)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Set the name/description field of the given network.
     *
     * @param description New value to set
     */
    public void setNameDescription(Connection c, String description) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.set_name_description";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(description)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Set the MTU field of the given network.
     *
     * @param MTU New value to set
     */
    public void setMTU(Connection c, Long MTU) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.set_MTU";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(MTU)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Set the other_config field of the given network.
     *
     * @param otherConfig New value to set
     */
    public void setOtherConfig(Connection c, Map<String, String> otherConfig) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.set_other_config";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(otherConfig)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Add the given key-value pair to the other_config field of the given network.
     *
     * @param key Key to add
     * @param value Value to add
     */
    public void addToOtherConfig(Connection c, String key, String value) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.add_to_other_config";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(key), Marshalling.toXMLRPC(value)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Remove the given key and its corresponding value from the other_config field of the given network.  If the key is not in that Map, then do nothing.
     *
     * @param key Key to remove
     */
    public void removeFromOtherConfig(Connection c, String key) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.remove_from_other_config";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(key)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Set the tags field of the given network.
     *
     * @param tags New value to set
     */
    public void setTags(Connection c, Set<String> tags) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.set_tags";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(tags)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Add the given value to the tags field of the given network.  If the value is already in that Set, then do nothing.
     *
     * @param value New value to add
     */
    public void addTags(Connection c, String value) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.add_tags";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(value)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Remove the given value from the tags field of the given network.  If the value is not in that Set, then do nothing.
     *
     * @param value Value to remove
     */
    public void removeTags(Connection c, String value) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.remove_tags";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(value)};
        Map response = c.dispatch(method_call, method_params);
        return;
    }

    /**
     * Create a placeholder for a named binary blob of data that is associated with this pool
     *
     * @param name The name associated with the blob
     * @param mimeType The mime type for the data. Empty string translates to application/octet-stream
     * @return Task
     */
    public Task createNewBlobAsync(Connection c, String name, String mimeType) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "Async.network.create_new_blob";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(name), Marshalling.toXMLRPC(mimeType)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
        return Types.toTask(result);
    }

    /**
     * Create a placeholder for a named binary blob of data that is associated with this pool
     *
     * @param name The name associated with the blob
     * @param mimeType The mime type for the data. Empty string translates to application/octet-stream
     * @return The reference of the blob, needed for populating its data
     */
    public Blob createNewBlob(Connection c, String name, String mimeType) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.create_new_blob";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session), Marshalling.toXMLRPC(this.ref), Marshalling.toXMLRPC(name), Marshalling.toXMLRPC(mimeType)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toBlob(result);
    }

    /**
     * Return a list of all the networks known to the system.
     *
     * @return references to all objects
     */
    public static Set<Network> getAll(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_all";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toSetOfNetwork(result);
    }

    /**
     * Return a map of network references to network records for all networks known to the system.
     *
     * @return records of all objects
     */
    public static Map<Network, Network.Record> getAllRecords(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "network.get_all_records";
        String session = c.getSessionReference();
        Object[] method_params = {Marshalling.toXMLRPC(session)};
        Map response = c.dispatch(method_call, method_params);
        Object result = response.get("Value");
            return Types.toMapOfNetworkNetworkRecord(result);
    }

}