com.cloudera.oryx.common.pmml

Class PMMLUtils

java.lang.Object

com.cloudera.oryx.common.pmml.PMMLUtils

public final class PMMLUtils
extends Object

PMML-related utility methods.

Field Summary

Fields

Modifier and Type	Field and Description
static String	VERSION

Method Summary

Modifier and Type	Method and Description
static org.dmg.pmml.PMML	buildSkeletonPMML()
static org.dmg.pmml.PMML	fromString(String pmmlString)
static org.dmg.pmml.PMML	read(InputStream in)
static org.dmg.pmml.PMML	read(Path path)
static String	toString(org.dmg.pmml.PMML pmml)
static void	write(org.dmg.pmml.PMML pmml, OutputStream out)
static void	write(org.dmg.pmml.PMML pmml, Path path)

Methods inherited from class java.lang.Object

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

Field Detail

VERSION

public static final String VERSION

See Also:

Constant Field Values

Method Detail

buildSkeletonPMML

public static org.dmg.pmml.PMML buildSkeletonPMML()

Returns:

PMML with common Header fields like Application, Timestamp, and version filled out

write

public static void write(org.dmg.pmml.PMML pmml,
                         Path path)
                  throws IOException

Parameters:

pmml - PMML model to write

path - file to write the model to

Throws:

IOException - if an error occurs while writing the model to storage

write

public static void write(org.dmg.pmml.PMML pmml,
                         OutputStream out)
                  throws IOException

Parameters:

pmml - PMML model to write

out - stream to write the model to

Throws:

IOException - if an error occurs while writing the model to storage

read

public static org.dmg.pmml.PMML read(Path path)
                              throws IOException

Parameters:

path - file to read PMML from

Returns:

PMML model file from path

Throws:

IOException - if an error occurs while reading the model from storage

read

public static org.dmg.pmml.PMML read(InputStream in)
                              throws IOException

Parameters:

in - stream to read PMML from

Returns:

PMML model file from stream

Throws:

IOException - if an error occurs while reading the model from the stream

toString

public static String toString(org.dmg.pmml.PMML pmml)

Parameters:

pmml - model

Returns:

model serialized as an XML document as a string

fromString

public static org.dmg.pmml.PMML fromString(String pmmlString)
                                    throws IOException

Parameters:

pmmlString - PMML model encoded as an XML doc in a string

Returns:

PMML object representing the model

Throws:

IOException - if XML can't be unserialized