public abstract class AbstractSerDe extends Object implements SerDe
Modifier and Type | Field and Description |
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protected String |
configErrors |
Constructor and Description |
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AbstractSerDe() |
Modifier and Type | Method and Description |
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abstract Object |
deserialize(org.apache.hadoop.io.Writable blob)
Deserialize an object out of a Writable blob.
|
String |
getConfigurationErrors()
Get the error messages during the Serde configuration
|
abstract ObjectInspector |
getObjectInspector()
Get the object inspector that can be used to navigate through the internal
structure of the Object returned from deserialize(...).
|
abstract SerDeStats |
getSerDeStats()
Returns statistics collected when serializing
|
abstract Class<? extends org.apache.hadoop.io.Writable> |
getSerializedClass()
Returns the Writable class that would be returned by the serialize method.
|
abstract void |
initialize(org.apache.hadoop.conf.Configuration conf,
Properties tbl)
Deprecated.
|
void |
initialize(org.apache.hadoop.conf.Configuration configuration,
Properties tableProperties,
Properties partitionProperties)
Initialize the SerDe.
|
abstract org.apache.hadoop.io.Writable |
serialize(Object obj,
ObjectInspector objInspector)
Serialize an object by navigating inside the Object with the
ObjectInspector.
|
protected String configErrors
public void initialize(org.apache.hadoop.conf.Configuration configuration, Properties tableProperties, Properties partitionProperties) throws SerDeException
configuration
- Hadoop configurationtableProperties
- Table propertiespartitionProperties
- Partition propertiesSerDeException
@Deprecated public abstract void initialize(@Nullable org.apache.hadoop.conf.Configuration conf, Properties tbl) throws SerDeException
initialize
in interface Deserializer
initialize
in interface Serializer
conf
- System properties. Can be null in compile timetbl
- table propertiesSerDeException
public abstract Class<? extends org.apache.hadoop.io.Writable> getSerializedClass()
getSerializedClass
in interface Serializer
public abstract org.apache.hadoop.io.Writable serialize(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 Object deserialize(org.apache.hadoop.io.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
public String getConfigurationErrors()
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