org.arrow.data.neo4j.query.cypher.start.SimpleStart.java Source code

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Here is the source code for org.arrow.data.neo4j.query.cypher.start.SimpleStart.java

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/*
 * Copyright 2014 Christian Weber
 *
 * This file is build on Neo4j.
 *
 * Neo4j 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.
 *
 * 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 Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package org.arrow.data.neo4j.query.cypher.start;

import org.springframework.util.Assert;
import org.springframework.util.StringUtils;

/**
 * Simple {@link Start} implementation which only returns a predefined string
 * text.
 * 
 * @author christian.weber
 * @since 1.0.0
 */
public class SimpleStart implements Start {

    private final String cypher;

    public SimpleStart(String cypher) {
        Assert.notNull(cypher);

        cypher = StringUtils.replace(cypher, "start", "");
        cypher = StringUtils.trimWhitespace(cypher);

        this.cypher = cypher;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String toCypher() {
        return cypher;
    }

}