com.pervasive.datarush.analytics.pmml

Class PMMLArrays

java.lang.Object

com.pervasive.datarush.analytics.pmml.PMMLArrays

public final class PMMLArrays
extends Object

Utility methods for formatting and parsing PMML arrays

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PMMLArrays.ArrayType Enumeration of PMML array types

Method Summary

Modifier and Type	Method and Description
static void	addChildArrayElement(Element element, BigDecimal[] values) Adds a child Array element to the given element.
static void	addChildArrayElement(Element element, double[] values) Adds a child Array element to the given element.
static void	addChildArrayElement(Element element, int[] values) Adds a child Array element to the given element.
static void	addChildArrayElement(Element element, long[] values) Adds a child Array element to the given element.
static void	addChildArrayElement(Element element, Object[] values, PMMLArrays.ArrayType type) Adds a child Array element to the given element.
static void	addSparseChildArrayElement(Element element, DoubleTokenSequence sequence) Adds a child REAL-SparseArray element to the given element.
static void	addSparseChildArrayElement(Element element, IntTokenSequence sequence) Adds a child INT-SparseArray element to the given element.
static void	addSparseChildArrayElement(Element element, NumericTokenSequence sequence) Adds a child REAL-SparseArray element to the given element.
static BigDecimal[]	parseChildArrayElementAsBigDecimals(Element element) Parses the single child Array element as an array of BigDecimals.
static double[]	parseChildArrayElementAsDoubles(Element element) Parses the single child Array element as an array of doubles.
static int[]	parseChildArrayElementAsInts(Element element) Parses the single child Array element as an array of ints.
static String[]	parseChildArrayElementAsStrings(Element element) Parses the single child Array element as an array of strings.
static BigDecimal[][]	parseChildArrayElementsAsBigDecimals(Element element) Parses all child Array elements as arrays of BigDecimals.
static Double[][]	parseChildArrayElementsAsDoubles(Element element) Parses all child Array elements as arrays of doubles.
static String[][]	parseChildArrayElementsAsStrings(Element element) Parses all child Array elements as arrays of strings.
static DoubleTokenSequence	parseSparseChildArrayElement(Element element) Parses the single child REAL-SparseArray or INT-SparseArray element.

Methods inherited from class java.lang.Object

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

Method Detail

addChildArrayElement

public static void addChildArrayElement(Element element,
                                        double[] values)

Adds a child Array element to the given element. The child array will be of type PMMLArrays.ArrayType.real.

Parameters:

element - the parent element

values - the values of the array

addChildArrayElement

public static void addChildArrayElement(Element element,
                                        BigDecimal[] values)

Adds a child Array element to the given element. The child array will be of type PMMLArrays.ArrayType.real.

Parameters:

element - the parent element

values - the values of the array

addChildArrayElement

public static void addChildArrayElement(Element element,
                                        int[] values)

Adds a child Array element to the given element. The child array will be of type PMMLArrays.ArrayType.integer.

Parameters:

element - the parent element

values - the values of the array

addChildArrayElement

public static void addChildArrayElement(Element element,
                                        long[] values)

Adds a child Array element to the given element. The child array will be of type PMMLArrays.ArrayType.integer.

Parameters:

element - the parent element

values - the values of the array

addChildArrayElement

public static void addChildArrayElement(Element element,
                                        Object[] values,
                                        PMMLArrays.ArrayType type)

Adds a child Array element to the given element. The child array will be of the specified type

Parameters:

element - the parent element

values - the values of the array

type - the type of the elements of the array

addSparseChildArrayElement

public static void addSparseChildArrayElement(Element element,
                                              DoubleTokenSequence sequence)

Adds a child REAL-SparseArray element to the given element.

Parameters:

element - the parent element

sequence - the sequence (generally a sparse sequence)

addSparseChildArrayElement

public static void addSparseChildArrayElement(Element element,
                                              NumericTokenSequence sequence)

Adds a child REAL-SparseArray element to the given element.

Parameters:

element - the parent element

sequence - the sequence (generally a sparse sequence)

addSparseChildArrayElement

public static void addSparseChildArrayElement(Element element,
                                              IntTokenSequence sequence)

Adds a child INT-SparseArray element to the given element.

Parameters:

element - the parent element

sequence - the sequence (generally a sparse sequence)

parseChildArrayElementsAsStrings

public static String[][] parseChildArrayElementsAsStrings(Element element)

Parses all child Array elements as arrays of strings. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

a two-dimensional array of strings. the outer array corresponds to the children elements

parseChildArrayElementsAsDoubles

public static Double[][] parseChildArrayElementsAsDoubles(Element element)

Parses all child Array elements as arrays of doubles. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

a two-dimensional array of double. the outer array corresponds to the children elements

parseChildArrayElementsAsBigDecimals

public static BigDecimal[][] parseChildArrayElementsAsBigDecimals(Element element)

Parses all child Array elements as arrays of BigDecimals. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

a two-dimensional array of BigDecimals. the outer array corresponds to the children elements

parseChildArrayElementAsStrings

public static String[] parseChildArrayElementAsStrings(Element element)

Parses the single child Array element as an array of strings. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

an array of strings

Throws:

InvalidPMMLException - if there are multiple children arrays

parseChildArrayElementAsDoubles

public static double[] parseChildArrayElementAsDoubles(Element element)

Parses the single child Array element as an array of doubles. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

an array of doubles

Throws:

InvalidPMMLException - if there are multiple children arrays

parseChildArrayElementAsBigDecimals

public static BigDecimal[] parseChildArrayElementAsBigDecimals(Element element)

Parses the single child Array element as an array of BigDecimals. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

an array of BigDecimals

Throws:

InvalidPMMLException - if there are multiple children arrays

parseChildArrayElementAsInts

public static int[] parseChildArrayElementAsInts(Element element)

Parses the single child Array element as an array of ints. The type declared in the PMML is ignored.

Parameters:

element - the parent element

Returns:

an array of ints

Throws:

InvalidPMMLException - if there are multiple children arrays

parseSparseChildArrayElement

public static DoubleTokenSequence parseSparseChildArrayElement(Element element)

Parses the single child REAL-SparseArray or INT-SparseArray element.

Parameters:

element - the parent element

Returns:

a sparse token sequence

Throws:

InvalidPMMLException - if there are multiple children arrays