NegativePortFilter.java

/*******************************************************************************
 * This file is part of OpenNMS(R).
 *
 * Copyright (C) 2006-2011 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>
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package org.opennms.web.vulnerability.filter;

import java.sql.PreparedStatement;
import java.sql.SQLException;

/**
 * Encapsulates negative port filtering functionality, that is filtering OUT
 * this value instead of only filtering IN this value.
 *
 * @author ranger
 * @version $Id: $
 * @since 1.8.1
 */
public class NegativePortFilter extends Object implements Filter {
    /** Constant <code>TYPE="portnot"</code> */
    public static final String TYPE = "portnot";

    protected int port;

    /**
     * <p>Constructor for NegativePortFilter.</p>
     *
     * @param port a int.
     */
    public NegativePortFilter(int port) {
        this.port = port;
    }

    /**
     * <p>getSql</p>
     *
     * @return a {@link java.lang.String} object.
     */
    public String getSql() {
        return (" PORT<>" + this.port);
    }
    
    /**
     * <p>getParamSql</p>
     *
     * @return a {@link java.lang.String} object.
     */
    public String getParamSql() {
        return (" PORT<>?");
    }
    
    /** {@inheritDoc} */
    public int bindParam(PreparedStatement ps, int parameterIndex) throws SQLException {
    	ps.setInt(parameterIndex, this.port);
    	return 1;
    }

    /**
     * <p>getDescription</p>
     *
     * @return a {@link java.lang.String} object.
     */
    public String getDescription() {
        return (TYPE + "=" + this.port);
    }

    /**
     * <p>getTextDescription</p>
     *
     * @return a {@link java.lang.String} object.
     */
    public String getTextDescription() {
        return ("port is not " + this.port);
    }

    /**
     * <p>toString</p>
     *
     * @return a {@link java.lang.String} object.
     */
    public String toString() {
        return ("<Vulnerability Negative Port Filter: " + this.getDescription() + ">");
    }

    /**
     * <p>Getter for the field <code>port</code>.</p>
     *
     * @return a int.
     */
    public int getPort() {
        return (this.port);
    }

    /** {@inheritDoc} */
    public boolean equals(Object obj) {
        return (this.toString().equals(obj.toString()));
    }
}