content: /*
   * 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.asterix.external.util;
  
  import org.apache.asterix.common.exceptions.ErrorCode;
  import org.apache.asterix.common.exceptions.RuntimeDataException;
  import org.apache.hyracks.api.comm.IFrameWriter;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
  import org.apache.hyracks.dataflow.common.comm.io.FrameTupleAppender;
  import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
  
  public class DataflowUtils {
  
      private DataflowUtils() {
      }
  
      public static void addTupleToFrame(FrameTupleAppender appender, ArrayTupleBuilder tb, IFrameWriter writer)
              throws HyracksDataException {
          if (!appender.append(tb.getFieldEndOffsets(), tb.getByteArray(), 0, tb.getSize())) {
              appender.write(writer, true);
              if (!appender.append(tb.getFieldEndOffsets(), tb.getByteArray(), 0, tb.getSize())) {
                  throw new RuntimeDataException(ErrorCode.UTIL_DATAFLOW_UTILS_TUPLE_TOO_LARGE);
              }
          }
      }
  
      public static void addTupleToFrame(FrameTupleAppender appender, ITupleReference tuple, IFrameWriter writer)
              throws HyracksDataException {
          if (!appender.append(tuple)) {
              appender.write(writer, true);
              if (!appender.append(tuple)) {
                  throw new RuntimeDataException(ErrorCode.UTIL_DATAFLOW_UTILS_TUPLE_TOO_LARGE);
              }
          }
      }
  }
  