dag

Class DagUtil

java.lang.Object

dag.DagUtil

public class DagUtil
extends java.lang.Object

Class DagUtil contains static, thread-safe methods for removing elements of an array that have a specified value and for creating a string representation of a DAG.

Method Summary

Modifier and Type	Method and Description
static java.lang.String	dagStats(Dag dag) Return a string description of the specified DAG object.
static float[]	removeValues(float[] array, float value) Returns an array obtained by removing all elements in the specified array that equal the specified value.
static int[]	removeValues(int[] array, int value) Returns an array obtained by removing all elements in the specified array that equal the specified value.

Methods inherited from class java.lang.Object

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

Method Detail

dagStats

public static java.lang.String dagStats(Dag dag)

Return a string description of the specified DAG object. The exact details of the description are unspecified and subject to change.

Parameters:

dag - a directed acyclic graph

Returns:

a string description of the specified DAG

Throws:

java.lang.NullPointerException - if dag == null

removeValues

public static int[] removeValues(int[] array,
                                 int value)

Returns an array obtained by removing all elements in the specified array that equal the specified value.

Parameters:

array - an array of integers

value - an integer value

Returns:

an array obtained by removing all elements in the specified array that equal the specified value

Throws:

java.lang.NullPointerException - if array == null

removeValues

public static float[] removeValues(float[] array,
                                   float value)

Returns an array obtained by removing all elements in the specified array that equal the specified value.

Parameters:

array - an array of float values

value - a float value

Returns:

an array obtained by removing all elements in the specified array that equal the specified value

Throws:

java.lang.IllegalArgumentException - if Float.isNaN(value) == true

java.lang.NullPointerException - if array == null