本文整理了Java中io.prestosql.spi.type.Type.getSlice()方法的一些代码示例，展示了Type.getSlice()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Type.getSlice()方法的具体详情如下：
包路径：io.prestosql.spi.type.Type
类名称：Type
方法名：getSlice

Type.getSlice介绍

[英]Gets the value at the block position as a Slice.
[中]获取块位置处作为切片的值。

代码示例

代码示例来源：origin: io.prestosql/presto-main

@Override
void readFirstField(Block block, int position, SliceAndBlockPositionValueState state)
{
  state.setFirst(firstType.getSlice(block, position));
}

代码示例来源：origin: prestosql/presto

@Override
void readFirstField(Block block, int position, SliceAndBlockPositionValueState state)
{
  state.setFirst(firstType.getSlice(block, position));
}

代码示例来源：origin: io.prestosql/presto-main

@Override
public Slice getSlice(int field)
{
  return types.get(field).getSlice(page.getBlock(field), position);
}

代码示例来源：origin: prestosql/presto

@Override
public Slice getSlice(int field)
{
  return types.get(field).getSlice(page.getBlock(field), position);
}

代码示例来源：origin: io.prestosql/presto-main

@Override
public Slice getSlice(int field)
{
  checkState(position >= 0, "Not yet advanced");
  checkState(position < page.getPositionCount(), "Already finished");
  Type type = types.get(field);
  return type.getSlice(page.getBlock(field), position);
}

代码示例来源：origin: prestosql/presto

@Override
public Slice getSlice(int field)
{
  checkState(position >= 0, "Not yet advanced");
  checkState(position < page.getPositionCount(), "Already finished");
  Type type = types.get(field);
  return type.getSlice(page.getBlock(field), position);
}

代码示例来源：origin: prestosql/presto

@Override
public void encodeValueInto(int depth, Block block, int position, SliceOutput output)
{
  Slice slice = type.getSlice(block, position);
  if (escapeByte != null && slice.indexOfByte(escapeByte) < 0) {
    throw new IllegalArgumentException("escape not implemented");
  }
  output.writeBytes(slice);
}

代码示例来源：origin: prestosql/presto

@Override
  public void setField(Block block, int position)
  {
    value.set(type.getSlice(block, position).getBytes());
    rowInspector.setStructFieldData(row, field, value);
  }
}

代码示例来源：origin: prestosql/presto

@UsedByGeneratedCode
public static Slice sliceSubscript(Type elementType, Block array, long index)
{
  checkIndex(array, index);
  int position = toIntExact(index - 1);
  if (array.isNull(position)) {
    return null;
  }
  return elementType.getSlice(array, position);
}

代码示例来源：origin: io.prestosql/presto-main

@UsedByGeneratedCode
public static Slice sliceSubscript(Type elementType, Block array, long index)
{
  checkIndex(array, index);
  int position = toIntExact(index - 1);
  if (array.isNull(position)) {
    return null;
  }
  return elementType.getSlice(array, position);
}

代码示例来源：origin: prestosql/presto

@Override
public void encodeValueInto(int depth, Block block, int position, SliceOutput output)
{
  Slice slice = type.getSlice(block, position);
  byte[] data = slice.getBytes();
  slice = Slices.wrappedBuffer(base64Encoder.encode(data));
  output.writeBytes(slice);
}

代码示例来源：origin: io.prestosql/presto-main

public Slice getSlice(int channel, int position)
{
  long pageAddress = valueAddresses.getLong(position);
  Block block = channels[channel].get(decodeSliceIndex(pageAddress));
  int blockPosition = decodePosition(pageAddress);
  return types.get(channel).getSlice(block, blockPosition);
}

代码示例来源：origin: io.prestosql/presto-orc

@Override
default void addBlock(Type type, Block block)
{
  for (int position = 0; position < block.getPositionCount(); position++) {
    if (!block.isNull(position)) {
      addValue(type.getSlice(block, position));
    }
  }
}

代码示例来源：origin: prestosql/presto

@Override
public void encodeValueInto(Block block, int position, SliceOutput output)
{
  Slice slice = type.getSlice(block, position);
  // Note binary nested in complex structures do no use the empty marker.
  // Therefore, empty VARBINARY values are ok.
  writeVInt(output, slice.length());
  output.writeBytes(slice);
}

代码示例来源：origin: prestosql/presto

@Override
public void encodeValueInto(Block block, int position, SliceOutput output)
{
  Slice slice = type.getSlice(block, position);
  // Note strings nested in complex structures do no use the empty string marker
  writeVInt(output, slice.length());
  output.writeBytes(slice);
}

代码示例来源：origin: io.prestosql/presto-main

@InputFunction
public static void input(Type type, QuantileDigestState state, Block value, int index)
{
  merge(state, new QuantileDigest(type.getSlice(value, index)));
}

代码示例来源：origin: prestosql/presto

@Override
public void addBlock(Type type, Block block)
{
  int scale = ((DecimalType) type).getScale();
  for (int position = 0; position < block.getPositionCount(); position++) {
    if (!block.isNull(position)) {
      Slice value = type.getSlice(block, position);
      addValue(new BigDecimal(Decimals.decodeUnscaledValue(value), scale));
    }
  }
}

代码示例来源：origin: io.prestosql/presto-orc

@Override
public void addBlock(Type type, Block block)
{
  int scale = ((DecimalType) type).getScale();
  for (int position = 0; position < block.getPositionCount(); position++) {
    if (!block.isNull(position)) {
      Slice value = type.getSlice(block, position);
      addValue(new BigDecimal(Decimals.decodeUnscaledValue(value), scale));
    }
  }
}

代码示例来源：origin: io.prestosql/presto-main

@TypeParameter("E")
@SqlType("E")
public static Slice specializedSlice(@TypeParameter("E") Type type, @BlockPosition @SqlType(value = "E", nativeContainerType = Slice.class) Block block, @BlockIndex int position)
{
  hitBlockPositionSlice.set(true);
  return type.getSlice(block, position);
}

代码示例来源：origin: prestosql/presto

private static void assertLearnClassifer(Accumulator accumulator)
{
  accumulator.addInput(getPage());
  BlockBuilder finalOut = accumulator.getFinalType().createBlockBuilder(null, 1);
  accumulator.evaluateFinal(finalOut);
  Block block = finalOut.build();
  Slice slice = accumulator.getFinalType().getSlice(block, 0);
  Model deserialized = ModelUtils.deserialize(slice);
  assertNotNull(deserialized, "deserialization failed");
  assertTrue(deserialized instanceof Classifier, "deserialized model is not a classifier");
}