Node.java

/*******************************************************************************
 * This file is part of OpenNMS(R).
 *
 * Copyright (C) 2011 The OpenNMS Group, Inc.
 * OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
 *
 * OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
 *
 * OpenNMS(R) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 *
 * OpenNMS(R) 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 OpenNMS(R).  If not, see:
 *      http://www.gnu.org/licenses/
 *
 * For more information contact:
 *     OpenNMS(R) Licensing <license@opennms.org>
 *     http://www.opennms.org/
 *     http://www.opennms.com/
 *******************************************************************************/


package org.opennms.netmgt.config.poller;

import java.io.IOException;
import java.io.Reader;
import java.io.Serializable;
import java.io.Writer;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlRootElement;

import org.exolab.castor.xml.MarshalException;
import org.exolab.castor.xml.Marshaller;
import org.exolab.castor.xml.Unmarshaller;
import org.exolab.castor.xml.ValidationException;
import org.exolab.castor.xml.Validator;
import org.opennms.core.xml.ValidateUsing;
import org.xml.sax.ContentHandler;

/**
 * Node to which the outage applies.
 * 
 */

@XmlRootElement(name="node", namespace="http://xmlns.opennms.org/xsd/config/poller/outages")
@XmlAccessorType(XmlAccessType.FIELD)
@ValidateUsing("poll-outages.xsd")
public class Node implements Serializable {
    private static final long serialVersionUID = -3839620822068533737L;

    /**
     * Field _id.
     */
    @XmlAttribute(name="id")
    private Integer _id;

    public Node() {
        super();
    }

    /**
     */
    public void deleteId() {
        _id = null;
    }

    /**
     * Overrides the java.lang.Object.equals method.
     * 
     * @param obj
     * @return true if the objects are equal.
     */
    @Override
    public boolean equals(final Object obj) {
        if ( this == obj )
            return true;
        
        if (obj instanceof Node) {
        
            Node temp = (Node)obj;
            if (this._id != temp._id)
                return false;
            return true;
        }
        return false;
    }

    /**
     * Returns the value of field 'id'.
     * 
     * @return the value of field 'Id'.
     */
    public Integer getId() {
        return _id == null? 0 : _id;
    }

    /**
     * Method hasId.
     * 
     * @return true if at least one Id has been added
     */
    public boolean hasId() {
        return _id != null;
    }

    /**
     * Overrides the java.lang.Object.hashCode method.
     * <p>
     * The following steps came from <b>Effective Java Programming
     * Language Guide</b> by Joshua Bloch, Chapter 3
     * 
     * @return a hash code value for the object.
     */
    public int hashCode() {
        int result = 17;
        
        result = 37 * result + _id;
        
        return result;
    }

    /**
     * Method isValid.
     * 
     * @return true if this object is valid according to the schema
     */
    @Deprecated
    public boolean isValid() {
        try {
            validate();
        } catch (ValidationException vex) {
            return false;
        }
        return true;
    }

    /**
     * 
     * 
     * @param out
     * @throws org.exolab.castor.xml.MarshalException if object is
     * null or if any SAXException is thrown during marshaling
     * @throws org.exolab.castor.xml.ValidationException if this
     * object is an invalid instance according to the schema
     */
    @Deprecated
    public void marshal(final Writer out) throws MarshalException, ValidationException {
        Marshaller.marshal(this, out);
    }

    /**
     * 
     * 
     * @param handler
     * @throws java.io.IOException if an IOException occurs during
     * marshaling
     * @throws org.exolab.castor.xml.ValidationException if this
     * object is an invalid instance according to the schema
     * @throws org.exolab.castor.xml.MarshalException if object is
     * null or if any SAXException is thrown during marshaling
     */
    @Deprecated
    public void marshal(final ContentHandler handler) throws IOException, MarshalException, ValidationException {
        Marshaller.marshal(this, handler);
    }

    /**
     * Sets the value of field 'id'.
     * 
     * @param id the value of field 'id'.
     */
    public void setId(final Integer id) {
        this._id = id;
    }

    /**
     * Method unmarshal.
     * 
     * @param reader
     * @throws org.exolab.castor.xml.MarshalException if object is
     * null or if any SAXException is thrown during marshaling
     * @throws org.exolab.castor.xml.ValidationException if this
     * object is an invalid instance according to the schema
     * @return the unmarshaled org.opennms.netmgt.config.poller.Node
     */
    @Deprecated
    public static Node unmarshal(final Reader reader) throws MarshalException, ValidationException {
        return (Node) Unmarshaller.unmarshal(Node.class, reader);
    }

    /**
     * 
     * 
     * @throws org.exolab.castor.xml.ValidationException if this
     * object is an invalid instance according to the schema
     */
    @Deprecated
    public void validate() throws ValidationException {
        new Validator().validate(this);
    }

}