Package de.julielab.neo4j.plugins.auxiliaries

Class JulieNeo4jUtilities

java.lang.Object

de.julielab.neo4j.plugins.auxiliaries.JulieNeo4jUtilities

public class JulieNeo4jUtilities
extends Object

Constructor Summary

Constructors

Constructor	Description
JulieNeo4jUtilities()

Method Summary

Modifier and Type	Method	Description
static Object[]	convertArray(Object value)	Converts value to its correct runtime array type.
static Object[]	convertElementsIntoArray(Class<?> cls, Object... elements)	Converts elements into an array of the runtime type cls .
static <T> T[]	convertListToArray(List<T> list, Class<?> cls)
static <T> int	findFirstValueInArray(T[] array, T value)	Expects an array that is filled with value from the right and returns the index of the first entry that equals value in the array performing a binary search.

Methods inherited from class java.lang.Object

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

Constructor Detail

JulieNeo4jUtilities

public JulieNeo4jUtilities()

Method Detail

convertElementsIntoArray

public static Object[] convertElementsIntoArray(Class<?> cls,
                                                Object... elements)

Converts elements into an array of the runtime type cls .

Parameters:

cls -

elements -

Returns:

convertArray

public static Object[] convertArray(Object value)

Converts value to its correct runtime array type. Requires that value is an array of a Java base type (String, int, Double etc).

Parameters:

value - The array expressed as an object

Returns:

The same array but cast to the correct runtime element type.

convertListToArray

public static <T> T[] convertListToArray(List<T> list,
                                         Class<?> cls)

findFirstValueInArray

public static <T> int findFirstValueInArray(T[] array,
                                            T value)

Expects an array that is filled with value from the right and returns the index of the first entry that equals value in the array performing a binary search. Returns -1 if the value was found.

Parameters:

array -

Returns: