public abstract class AbstractSerDe extends java.lang.Object implements SerDe
Constructor and Description |
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AbstractSerDe() |
Modifier and Type | Method and Description |
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abstract java.lang.Object |
deserialize(Writable blob)
Deserialize an object out of a Writable blob.
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abstract ObjectInspector |
getObjectInspector()
Get the object inspector that can be used to navigate through the internal
structure of the Object returned from deserialize(...).
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abstract SerDeStats |
getSerDeStats()
Returns statistics collected when serializing
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abstract java.lang.Class<? extends Writable> |
getSerializedClass()
Returns the Writable class that would be returned by the serialize method.
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abstract void |
initialize(Configuration conf,
java.util.Properties tbl)
Initialize the HiveSerializer.
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abstract Writable |
serialize(java.lang.Object obj,
ObjectInspector objInspector)
Serialize an object by navigating inside the Object with the
ObjectInspector.
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public abstract void initialize(Configuration conf, java.util.Properties tbl) throws SerDeException
initialize
in interface Deserializer
initialize
in interface Serializer
conf
- System propertiestbl
- table propertiesSerDeException
public abstract java.lang.Class<? extends Writable> getSerializedClass()
getSerializedClass
in interface Serializer
public abstract Writable serialize(java.lang.Object obj, ObjectInspector objInspector) throws SerDeException
serialize
in interface Serializer
SerDeException
public abstract SerDeStats getSerDeStats()
getSerDeStats
in interface Deserializer
getSerDeStats
in interface Serializer
public abstract java.lang.Object deserialize(Writable blob) throws SerDeException
deserialize
in interface Deserializer
blob
- The Writable object containing a serialized objectSerDeException
public abstract ObjectInspector getObjectInspector() throws SerDeException
getObjectInspector
in interface Deserializer
SerDeException
Copyright © 2012 The Apache Software Foundation