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java.lang.Objectorg.apache.hadoop.hive.serde2.dynamic_type.DynamicSerDe
public class DynamicSerDe
DynamicSerDe.
Field Summary | |
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protected ByteStream.Input |
bis_
|
protected ByteStream.Output |
bos_
|
protected org.apache.thrift.protocol.TProtocol |
iprot_
|
static org.apache.commons.logging.Log |
LOG
|
static String |
META_TABLE_NAME
|
protected org.apache.thrift.protocol.TProtocol |
oprot_
protocols are protected in case any of their properties need to be queried from another class in this package. |
Constructor Summary | |
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DynamicSerDe()
|
Method Summary | |
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Object |
deserialize(org.apache.hadoop.io.Writable field)
Deserialize an object out of a Writable blob. |
static ObjectInspector |
dynamicSerDeStructBaseToObjectInspector(DynamicSerDeTypeBase bt)
|
ObjectInspector |
getObjectInspector()
Get the object inspector that can be used to navigate through the internal structure of the Object returned from deserialize(...). |
Class<? extends org.apache.hadoop.io.Writable> |
getSerializedClass()
Returns the Writable class that would be returned by the serialize method. |
void |
initialize(org.apache.hadoop.conf.Configuration job,
Properties tbl)
Initialize the HiveDeserializer. |
org.apache.hadoop.io.Writable |
serialize(Object obj,
ObjectInspector objInspector)
Serialize an object by navigating inside the Object with the ObjectInspector. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final org.apache.commons.logging.Log LOG
public static final String META_TABLE_NAME
protected transient ByteStream.Input bis_
protected transient ByteStream.Output bos_
protected transient org.apache.thrift.protocol.TProtocol oprot_
protected transient org.apache.thrift.protocol.TProtocol iprot_
Constructor Detail |
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public DynamicSerDe()
Method Detail |
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public void initialize(org.apache.hadoop.conf.Configuration job, Properties tbl) throws SerDeException
Deserializer
initialize
in interface Deserializer
initialize
in interface Serializer
job
- System propertiestbl
- table properties
SerDeException
public Object deserialize(org.apache.hadoop.io.Writable field) throws SerDeException
Deserializer
deserialize
in interface Deserializer
field
- The Writable object containing a serialized object
SerDeException
public static ObjectInspector dynamicSerDeStructBaseToObjectInspector(DynamicSerDeTypeBase bt) throws SerDeException
SerDeException
public ObjectInspector getObjectInspector() throws SerDeException
Deserializer
getObjectInspector
in interface Deserializer
SerDeException
public Class<? extends org.apache.hadoop.io.Writable> getSerializedClass()
Serializer
getSerializedClass
in interface Serializer
public org.apache.hadoop.io.Writable serialize(Object obj, ObjectInspector objInspector) throws SerDeException
Serializer
serialize
in interface Serializer
SerDeException
|
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