com.yworks.yfiles.algorithms

Class Cursors

java.lang.Object

com.yworks.yfiles.algorithms.Cursors

public final class Cursors
extends Object

Provides utility methods for working with cursors.

Method Summary

Modifier and Type	Method and Description
static ICursor	concatenate(ICursor c1, ICursor c2) Creates a new cursor that provides a logical view on the concatenation of the two given cursors.
static <T> ICursor	createCursor(Collection<T> c) Creates a cursor view of the given collection.
static <T> IEdgeCursor	createEdgeCursor(Collection<T> c) Creates a cursor view of the given collection.
static <T> INodeCursor	createNodeCursor(Collection<T> c) Creates a cursor view of the given collection.
static Object[]	toArray(ICursor cursor, Object[] dest) Creates or fills an array with the values provided by the cursor.

Methods inherited from class java.lang.Object

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

Method Detail

concatenate

public static final ICursor concatenate(ICursor c1,
                                        ICursor c2)

Creates a new cursor that provides a logical view on the concatenation of the two given cursors.

Parameters:

c1 - - first concatenation argument

c2 - - second concatenation argument

createCursor

public static final <T> ICursor createCursor(Collection<T> c)

Creates a cursor view of the given collection.

Creates an ICursor view of the given collection.

Note that the returned cursor does not support the prev and toLast operations.

Parameters:

c - The collection.

Returns:

The cursor view of the given collection.

createEdgeCursor

public static final <T> IEdgeCursor createEdgeCursor(Collection<T> c)

Creates a cursor view of the given collection.

Note that the returned cursor does not support the operations prev, toLast, and IEdgeCursor.cyclicPrev().

Parameters:

c - The collection.

Returns:

an IEdgeCursor view of the given collection.

createNodeCursor

public static final <T> INodeCursor createNodeCursor(Collection<T> c)

Creates a cursor view of the given collection.

Note that the returned cursor does not support the operations prev, toLast, and INodeCursor.cyclicPrev().

Parameters:

c - The collection.

Returns:

an INodeCursor view of the given collection.

toArray

public static final Object[] toArray(ICursor cursor,
                                     Object[] dest)

Creates or fills an array with the values provided by the cursor.

Parameters:

cursor - the cursor

dest - the array to fill with the values or null if the method should create the array itself

Returns:

dest or a newly created array filled with the values from cursor