/*
 * 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 physical CPU
 *
 * @author Citrix Systems, Inc.
 */
public class HostCpu extends XenAPIObject {

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

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

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

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

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

    /**
     * Represents all the fields in a HostCpu
     */
    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", "host", this.host);
            print.printf("%1$20s: %2$s\n", "number", this.number);
            print.printf("%1$20s: %2$s\n", "vendor", this.vendor);
            print.printf("%1$20s: %2$s\n", "speed", this.speed);
            print.printf("%1$20s: %2$s\n", "modelname", this.modelname);
            print.printf("%1$20s: %2$s\n", "family", this.family);
            print.printf("%1$20s: %2$s\n", "model", this.model);
            print.printf("%1$20s: %2$s\n", "stepping", this.stepping);
            print.printf("%1$20s: %2$s\n", "flags", this.flags);
            print.printf("%1$20s: %2$s\n", "features", this.features);
            print.printf("%1$20s: %2$s\n", "utilisation", this.utilisation);
            print.printf("%1$20s: %2$s\n", "otherConfig", this.otherConfig);
            return writer.toString();
        }

        /**
         * Convert a host_cpu.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("host", this.host == null ? new Host("OpaqueRef:NULL") : this.host);
            map.put("number", this.number == null ? 0 : this.number);
            map.put("vendor", this.vendor == null ? "" : this.vendor);
            map.put("speed", this.speed == null ? 0 : this.speed);
            map.put("modelname", this.modelname == null ? "" : this.modelname);
            map.put("family", this.family == null ? 0 : this.family);
            map.put("model", this.model == null ? 0 : this.model);
            map.put("stepping", this.stepping == null ? "" : this.stepping);
            map.put("flags", this.flags == null ? "" : this.flags);
            map.put("features", this.features == null ? "" : this.features);
            map.put("utilisation", this.utilisation == null ? 0.0 : this.utilisation);
            map.put("other_config", this.otherConfig == null ? new HashMap<String, String>() : this.otherConfig);
            return map;
        }

        /**
         * unique identifier/object reference
         */
        public String uuid;
        /**
         * the host the CPU is in
         */
        public Host host;
        /**
         * the number of the physical CPU within the host
         */
        public Long number;
        /**
         * the vendor of the physical CPU
         */
        public String vendor;
        /**
         * the speed of the physical CPU
         */
        public Long speed;
        /**
         * the model name of the physical CPU
         */
        public String modelname;
        /**
         * the family (number) of the physical CPU
         */
        public Long family;
        /**
         * the model number of the physical CPU
         */
        public Long model;
        /**
         * the stepping of the physical CPU
         */
        public String stepping;
        /**
         * the flags of the physical CPU (a decoded version of the features field)
         */
        public String flags;
        /**
         * the physical CPU feature bitmap
         */
        public String features;
        /**
         * the current CPU utilisation
         */
        public Double utilisation;
        /**
         * additional configuration
         */
        public Map<String, String> otherConfig;
    }

    /**
     * Get a record containing the current state of the given host_cpu.
     *
     * @return all fields from the object
     */
    public HostCpu.Record getRecord(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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.toHostCpuRecord(result);
    }

    /**
     * Get a reference to the host_cpu instance with the specified UUID.
     *
     * @param uuid UUID of object to return
     * @return reference to the object
     */
    public static HostCpu getByUuid(Connection c, String uuid) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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.toHostCpu(result);
    }

    /**
     * Get the uuid field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getUuid(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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 host field of the given host_cpu.
     *
     * @return value of the field
     */
    public Host getHost(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_host";
        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.toHost(result);
    }

    /**
     * Get the number field of the given host_cpu.
     *
     * @return value of the field
     */
    public Long getNumber(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_number";
        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 vendor field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getVendor(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_vendor";
        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 speed field of the given host_cpu.
     *
     * @return value of the field
     */
    public Long getSpeed(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_speed";
        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 modelname field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getModelname(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_modelname";
        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 family field of the given host_cpu.
     *
     * @return value of the field
     */
    public Long getFamily(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_family";
        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 model field of the given host_cpu.
     *
     * @return value of the field
     */
    public Long getModel(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_model";
        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 stepping field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getStepping(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_stepping";
        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 flags field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getFlags(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_flags";
        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 features field of the given host_cpu.
     *
     * @return value of the field
     */
    public String getFeatures(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_features";
        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 utilisation field of the given host_cpu.
     *
     * @return value of the field
     */
    public Double getUtilisation(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.get_utilisation";
        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.toDouble(result);
    }

    /**
     * Get the other_config field of the given host_cpu.
     *
     * @return value of the field
     */
    public Map<String, String> getOtherConfig(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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);
    }

    /**
     * Set the other_config field of the given host_cpu.
     *
     * @param otherConfig New value to set
     */
    public void setOtherConfig(Connection c, Map<String, String> otherConfig) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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 host_cpu.
     *
     * @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 = "host_cpu.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 host_cpu.  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 = "host_cpu.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;
    }

    /**
     * Return a list of all the host_cpus known to the system.
     *
     * @return references to all objects
     */
    public static Set<HostCpu> getAll(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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.toSetOfHostCpu(result);
    }

    /**
     * Return a map of host_cpu references to host_cpu records for all host_cpus known to the system.
     *
     * @return records of all objects
     */
    public static Map<HostCpu, HostCpu.Record> getAllRecords(Connection c) throws
       BadServerResponse,
       XenAPIException,
       XmlRpcException {
        String method_call = "host_cpu.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.toMapOfHostCpuHostCpuRecord(result);
    }

}