phoenix-core/src/main/java/org/apache/phoenix/iterate/LimitingPeekingResultIterator.java

/*
 * 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.apache.phoenix.iterate;

import java.sql.SQLException;

import org.apache.phoenix.schema.tuple.Tuple;

/**
 * 
 * Iterates through tuples up to a limit
 *
 * 
 * @since 1.2
 */
public class LimitingPeekingResultIterator extends LimitingResultIterator implements PeekingResultIterator {
    
    public LimitingPeekingResultIterator(PeekingResultIterator delegate, int limit) {
        super(delegate, limit);
    }

    
    @Override
    protected PeekingResultIterator getDelegate() {
    	return (PeekingResultIterator) super.getDelegate();
    }
    
	@Override
	public Tuple peek() throws SQLException {
		return getDelegate().peek();
	}
}