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.column.common.buffer;
  
  import java.nio.ByteBuffer;
  
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.storage.am.lsm.btree.column.api.IColumnWriteMultiPageOp;
  
  public class TestWriteMultiPageOp implements IColumnWriteMultiPageOp {
      private final int fileId;
      private final DummyBufferCache dummyBufferCache;
  
      public TestWriteMultiPageOp(DummyBufferCache dummyBufferCache, int fileId) {
          this.dummyBufferCache = dummyBufferCache;
          this.fileId = fileId;
      }
  
      @Override
      public ByteBuffer confiscatePersistent() {
          return dummyBufferCache.allocate(fileId).getBuffer();
      }
  
      @Override
      public ByteBuffer confiscatePageZeroPersistent() throws HyracksDataException {
          return dummyBufferCache.allocate(fileId).getBuffer();
      }
  
      @Override
      public ByteBuffer confiscateTemporary() {
          return dummyBufferCache.allocateTemporary();
      }
  
      @Override
      public ByteBuffer confiscateTemporary0thBuffer() {
          return ByteBuffer.allocate(32 * 1024); // 32KB
      }
  
      @Override
      public void releaseTemporary0thBuffer(ByteBuffer buffer) {
  
      }
  
      @Override
      public void persist() {
          //NoOp
      }
  
      @Override
      public int getNumberOfPersistentBuffers() {
          return dummyBufferCache.getNumberOfBuffers(fileId);
      }
  }
  