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org.apache.crunch.util
Class PTypes

java.lang.Object
  org.apache.crunch.util.PTypes

public class PTypes
extends Object

Utility functions for creating common types of derived PTypes, e.g., for JSON data, protocol buffers, and Thrift records.

Nested Class Summary

static class	PTypes.JacksonInputMapFn<T>
static class	PTypes.JacksonOutputMapFn<T>
static class	PTypes.ProtoInputMapFn<T extends com.google.protobuf.Message>
static class	PTypes.ProtoOutputMapFn<T extends com.google.protobuf.Message>
static class	PTypes.ThriftInputMapFn<T extends org.apache.thrift.TBase>
static class	PTypes.ThriftOutputMapFn<T extends org.apache.thrift.TBase>

Field Summary

static MapFn<BigInteger,ByteBuffer>	BIGINT_TO_BYTE
static MapFn<ByteBuffer,BigInteger>	BYTE_TO_BIGINT

Constructor Summary

PTypes()

Method Summary

static PType<BigInteger>	bigInt(PTypeFamily typeFamily)
static <T> PType<T>	jsonString(Class<T> clazz, PTypeFamily typeFamily)
static <T extends com.google.protobuf.Message> PType<T>	protos(Class<T> clazz, PTypeFamily typeFamily)
static <T extends org.apache.thrift.TBase> PType<T>	thrifts(Class<T> clazz, PTypeFamily typeFamily)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

BYTE_TO_BIGINT

public static MapFn<ByteBuffer,BigInteger> BYTE_TO_BIGINT

BIGINT_TO_BYTE

public static MapFn<BigInteger,ByteBuffer> BIGINT_TO_BYTE

Constructor Detail

PTypes

public PTypes()

Method Detail

bigInt

public static PType<BigInteger> bigInt(PTypeFamily typeFamily)

jsonString

public static <T> PType<T> jsonString(Class<T> clazz,
                                      PTypeFamily typeFamily)

protos

public static <T extends com.google.protobuf.Message> PType<T> protos(Class<T> clazz,
                                                                      PTypeFamily typeFamily)

thrifts

public static <T extends org.apache.thrift.TBase> PType<T> thrifts(Class<T> clazz,
                                                                   PTypeFamily typeFamily)