/*
 * Copyright (c) 2011-2015 EPFL DATA Laboratory
 * Copyright (c) 2014-2015 The Squall Collaboration (see NOTICE)
 *
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ch.epfl.data.squall.api.sql.schema;

import java.io.Serializable;

import ch.epfl.data.squall.types.Type;

public class ColumnNameType implements Serializable {
    private static final long serialVersionUID = 1L;

    private final String _name; // Column's fullAliasedName, i.e. N1.NAME
    private final Type _type;

    public ColumnNameType(String name, Type type) {
	_name = name;
	_type = type;
    }

    @Override
    public boolean equals(Object obj) {
	if (this == obj)
	    return true;
	if (!(obj instanceof ColumnNameType))
	    return false;
	final ColumnNameType other = (ColumnNameType) obj;
	// we assume names are unique, so it's enough to compare for names
	return _name.equals(other.getName());
    }

    public String getName() {
	return _name;
    }

    public Type getType() {
	return _type;
    }

    @Override
    public int hashCode() {
	int hash = 5;
	hash = 97 * hash + (_name != null ? _name.hashCode() : 0);
	hash = 97 * hash + (_type != null ? _type.hashCode() : 0);
	return hash;
    }

    @Override
    public String toString() {
	// return "<" + _name + ", " + _type + ">";
	return _name;
    }
}