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JSqlParser parses an SQL statement and translate it into a hierarchy of Java classes. The generated hierarchy can be navigated using the Visitor Pattern.

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/*
 * #%L
 * JSQLParser library
 * %%
 * Copyright (C) 2004 - 2014 JSQLParser
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 2.1 of the
 * License, or (at your option) any later version.
 * 
 * This program 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 Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */
package net.sf.jsqlparser.expression;

public class WindowElement {

    public enum Type {

        ROWS,
        RANGE
    }

    private Type type;
    private WindowOffset offset;
    private WindowRange range;

    public Type getType() {
        return type;
    }

    public void setType(Type type) {
        this.type = type;
    }

    public WindowOffset getOffset() {
        return offset;
    }

    public void setOffset(WindowOffset offset) {
        this.offset = offset;
    }

    public WindowRange getRange() {
        return range;
    }

    public void setRange(WindowRange range) {
        this.range = range;
    }

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder(type.toString());

        if (offset != null) {
            buffer.append(offset.toString());
        } else if (range != null) {
            buffer.append(range.toString());
        }

        return buffer.toString();
    }
}