org.labkey.remoteapi.query.RowsResponseRowset Maven / Gradle / Ivy

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The client-side library for Java developers is a separate JAR from the LabKey Server code base. It can be used by any Java program, including another Java web application.

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/*
 * Copyright (c) 2009-2013 LabKey Corporation
 *
 * 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 org.labkey.remoteapi.query;

import java.util.Iterator;
import java.util.Map;
import java.util.List;

/*
* User: dave
* Date: Oct 7, 2009
* Time: 11:43:43 AM
*/
public class RowsResponseRowset implements Rowset
{
    private List> _rows;

    public RowsResponseRowset(List> rows)
    {
        _rows = rows;
    }

    public int getSize()
    {
        return null != _rows ? _rows.size() : 0;
    }

    public Iterator iterator()
    {
        return new Iterator(){
            private int _idx = 0;

            public boolean hasNext()
            {
                return null != _rows && _idx < _rows.size();
            }

            public Row next()
            {
                RowMap row = new RowMap(_rows.get(_idx));
                ++_idx;
                return row;
            }

            public void remove()
            {
                throw new UnsupportedOperationException("You may not remove rows from the rowset.");
            }
        };
    }
}