org.eclipse.jdt.internal.core
Class Region

java.lang.Object
  org.eclipse.jdt.internal.core.Region

All Implemented Interfaces:

IRegion

public class Region
extends java.lang.Object
implements IRegion

See Also:

IRegion

Constructor Summary

Region()
Creates an empty region.

Method Summary

void	add(IJavaElement element) Adds the given element and all of its descendents to this region.
boolean	contains(IJavaElement element) Returns whether the given element is contained in this region.
IJavaElement[]	getElements() Returns the top level elements in this region.
boolean	remove(IJavaElement element) Removes the specified element from the region and returns true if successful, false if the remove fails.
java.lang.String	toString() Returns a printable representation of this region.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Region

public Region()

Creates an empty region.

See Also:

IRegion

Method Detail

add

public void add(IJavaElement element)

Description copied from interface: IRegion

Adds the given element and all of its descendents to this region. If the specified element is already included, or one of its ancestors is already included, this has no effect. If the element being added is an ancestor of an element already contained in this region, the ancestor subsumes the descendent.

Specified by:

add in interface IRegion

Parameters:

element - the given element

See Also:

IRegion.add(IJavaElement)

contains

public boolean contains(IJavaElement element)

Description copied from interface: IRegion

Returns whether the given element is contained in this region.

Specified by:

contains in interface IRegion

Parameters:

element - the given element

Returns:

true if the given element is contained in this region, false otherwise

See Also:

IRegion

getElements

public IJavaElement[] getElements()

Description copied from interface: IRegion

Returns the top level elements in this region. All descendents of these elements are also included in this region.

Specified by:

getElements in interface IRegion

Returns:

the top level elements in this region

See Also:

IRegion

remove

public boolean remove(IJavaElement element)

Description copied from interface: IRegion

Removes the specified element from the region and returns true if successful, false if the remove fails. If an ancestor of the given element is included, the remove fails (in other words, it is not possible to selectively exclude descendants of included ancestors).

Specified by:

remove in interface IRegion

Parameters:

element - the given element

Returns:

true if successful, false if the remove fails

See Also:

IRegion.remove(IJavaElement)

toString

public java.lang.String toString()

Returns a printable representation of this region.

Overrides:

toString in class java.lang.Object