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/*
 * This file is part of Log4Jdbc.
 *
 * Log4Jdbc 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.
 *
 * Log4Jdbc 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 Log4Jdbc.  If not, see .
 *
 */
package fr.ms.log4jdbc.resultset;

import fr.ms.log4jdbc.resultset.Column;

/**
 *
 * @see Marco4J
 *
 *
 * @author Marco Semiao
 *
 */
public class ColumnImpl implements Column, Comparable {

    private final int index;
    private final String table;
    private final String name;
    private final String label;

    public ColumnImpl(final int index, final String table, final String name, final String label) {
	this.index = index;
	this.table = table;
	this.name = name;
	this.label = label;
    }

    public int getIndex() {
	return index;
    }

    public String getTable() {
	return table;
    }

    public String getName() {
	return name;
    }

    public String getLabel() {
	return label;
    }

    public int hashCode() {
	final int prime = 31;
	int result = 1;
	result = prime * result + index;
	result = prime * result + ((label == null) ? 0 : label.hashCode());
	result = prime * result + ((name == null) ? 0 : name.hashCode());
	result = prime * result + ((table == null) ? 0 : table.hashCode());
	return result;
    }

    public boolean equals(final Object obj) {
	if (this == obj) {
	    return true;
	}
	if (obj == null) {
	    return false;
	}
	if (getClass() != obj.getClass()) {
	    return false;
	}
	final ColumnImpl other = (ColumnImpl) obj;
	if (index != other.index) {
	    return false;
	}
	if (label == null) {
	    if (other.label != null) {
		return false;
	    }
	} else if (!label.equals(other.label)) {
	    return false;
	}
	if (name == null) {
	    if (other.name != null) {
		return false;
	    }
	} else if (!name.equals(other.name)) {
	    return false;
	}
	if (table == null) {
	    if (other.table != null) {
		return false;
	    }
	} else if (!table.equals(other.table)) {
	    return false;
	}
	return true;
    }

    public String toString() {
	return "ColumnImpl [index=" + index + ", table=" + table + ", name=" + name + ", label=" + label + "]";
    }

    public int compareTo(final Object obj) {
	final ColumnImpl o = (ColumnImpl) obj;
	return this.index - o.index;
    }
}