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/*
 * Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. licenses this file to you 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 org.wso2.siddhi.query.api.definition;

import org.wso2.siddhi.query.api.SiddhiElement;

/**
 * Attributes of the Siddhi Definitions
 */
public class Attribute implements SiddhiElement {

    private static final long serialVersionUID = 1L;
    private String name;
    private Type type;
    private int[] queryContextStartIndex;
    private int[] queryContextEndIndex;

    public Attribute(String name, Type type) {
        this.name = name;
        this.type = type;
    }

    public String getName() {
        return name;
    }

    public Type getType() {
        return type;
    }

    @Override
    public String toString() {
        return "Attribute{" +
                "id='" + name + '\'' +
                ", type=" + type +
                '}';
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        Attribute attribute = (Attribute) o;

        if (name != null ? !name.equals(attribute.name) : attribute.name != null) {
            return false;
        }
        if (type != attribute.type) {
            return false;
        }

        return true;
    }

    @Override
    public int hashCode() {
        int result = name != null ? name.hashCode() : 0;
        result = 31 * result + (type != null ? type.hashCode() : 0);
        return result;
    }

    @Override
    public int[] getQueryContextStartIndex() {
        return queryContextStartIndex;
    }

    @Override
    public void setQueryContextStartIndex(int[] lineAndColumn) {
        queryContextStartIndex = lineAndColumn;
    }

    @Override
    public int[] getQueryContextEndIndex() {
        return queryContextEndIndex;
    }

    @Override
    public void setQueryContextEndIndex(int[] lineAndColumn) {
        queryContextEndIndex = lineAndColumn;
    }

    /**
     * Different Type of Attribute Types
     */
    public enum Type {
        STRING,
        INT,
        LONG,
        FLOAT,
        DOUBLE,
        BOOL,
        OBJECT
    }
}