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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.drools.template.objects;

import org.drools.template.DataProvider;

public class ArrayDataProvider implements DataProvider {

    private String[][] rows;
    private int        currRow;
    private int        rowsCount;

    public ArrayDataProvider(String[][] rows) {
        if (rows == null) {
            this.rows = new String[0][0];
        } else {
            this.rows = rows;
        }
        this.currRow = 0;
        this.rowsCount = this.rows.length;
    }

    public boolean hasNext() {
        return currRow < rowsCount;
    }

    public String[] next() {
        return rows[currRow++];
    }

}