| Modifier and Type | Class and Description |
|---|---|
class |
StreamingUDF.ProcessKiller |
EvalFunc.SchemaType| Modifier and Type | Field and Description |
|---|---|
static String |
TURN_ON_OUTPUT_CAPTURING |
pigLogger, reporter, returnType| Constructor and Description |
|---|
StreamingUDF(String language,
String filePath,
String funcName,
String outputSchemaString,
String schemaLineNumber,
String execType,
String isIllustrate) |
| Modifier and Type | Method and Description |
|---|---|
Object |
exec(Tuple input)
This callback method must be implemented by all subclasses.
|
Schema |
outputSchema(Schema input)
Report the schema of the output of this UDF.
|
allowCompileTimeCalculation, finish, getArgToFuncMapping, getCacheFiles, getInputSchema, getLoadCaster, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, needEndOfAllInputProcessing, progress, setEndOfAllInput, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warnpublic static final String TURN_ON_OUTPUT_CAPTURING
public StreamingUDF(String language, String filePath, String funcName, String outputSchemaString, String schemaLineNumber, String execType, String isIllustrate) throws StreamingUDFOutputSchemaException, ExecException
public Object exec(Tuple input) throws IOException
EvalFuncexec in class EvalFunc<Object>input - the Tuple to be processed.IOExceptionpublic Schema outputSchema(Schema input)
EvalFunc
The default implementation interprets the OutputSchema annotation,
if one is present. Otherwise, it returns null (no known output schema).
outputSchema in class EvalFunc<Object>input - Schema of the inputCopyright © 2007-2017 The Apache Software Foundation