RecordServiceRecord.java 文件源码

/**
 * Returns the corresponding Writable object for this column type.
 */
public Writable getWritableInstance(com.cloudera.recordservice.core.Schema.Type type) {
  switch (type) {
    case BOOLEAN: return new BooleanWritable();
    case TINYINT: return new ByteWritable();
    case SMALLINT: return new ShortWritable();
    case INT: return new IntWritable();
    case BIGINT: return new LongWritable();
    case FLOAT: return new FloatWritable();
    case DOUBLE: return new DoubleWritable();
    case VARCHAR:
    case CHAR:
    case STRING: return new Text();
    case TIMESTAMP_NANOS: return new TimestampNanosWritable();
    case DECIMAL: return new DecimalWritable();
    default: throw new UnsupportedOperationException(
        "Unexpected type: " + toString());
  }
}