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The official Couchbase Java SDK

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/**
 * Copyright (C) 2009-2013 Couchbase, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALING
 * IN THE SOFTWARE.
 */

package com.couchbase.client.protocol.views;

import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;

/**
 * Holds the response of a queried view.
 */
public abstract class ViewResponse implements Iterable {
  protected final Collection rows;
  protected final Collection errors;
  protected final long totalRows;

  public ViewResponse(final Collection r,
      final Collection e, long t) {
    rows = r;
    errors = e;
    totalRows = t;
  }

  public Collection getErrors() {
    return errors;
  }

  public long getTotalRows() {
    return totalRows;
  }

  @Override
  public Iterator iterator() {
    return rows.iterator();
  }

  public int size() {
    return rows.size();
  }

  public abstract Map getMap();

  public ViewRow removeLastElement() {
    return ((LinkedList) rows).removeLast();
  }
}