Package org.apache.drill.exec.memory

Examples of org.apache.drill.exec.memory.TopLevelAllocator.buffer()

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    ByteBuf[] byteBufs = writableBatch.getBuffers();
    int bytes = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      bytes += byteBufs[i].writerIndex();
    }
    ByteBuf byteBuf = allocator.buffer(bytes);
    int index = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      byteBufs[i].readBytes(byteBuf, index, byteBufs[i].writerIndex());
      index += byteBufs[i].writerIndex();
    }
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public class TestEndianess extends ExecTest{

  @Test
  public void testLittleEndian(){
    TopLevelAllocator a = new TopLevelAllocator(Long.MAX_VALUE);
    ByteBuf b = a.buffer(4);
    b.setInt(0, 35);
    assertEquals((int) b.getByte(0), 35);
    assertEquals((int) b.getByte(1), 0);
    assertEquals((int) b.getByte(2), 0);
    assertEquals((int) b.getByte(3), 0);
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    ByteBuf[] byteBufs = writableBatch.getBuffers();
    int bytes = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      bytes += byteBufs[i].writerIndex();
    }
    DrillBuf byteBuf = allocator.buffer(bytes);
    int index = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      byteBufs[i].readBytes(byteBuf, index, byteBufs[i].writerIndex());
      index += byteBufs[i].writerIndex();
    }
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    ByteBuf[] byteBufs = writableBatch.getBuffers();
    int bytes = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      bytes += byteBufs[i].writerIndex();
    }
    DrillBuf byteBuf = allocator.buffer(bytes);
    int index = 0;
    for (int i = 0; i < byteBufs.length; i++) {
      byteBufs[i].readBytes(byteBuf, index, byteBufs[i].writerIndex());
      index += byteBufs[i].writerIndex();
    }
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