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Eclipse Platform
Release 3.5

org.eclipse.compare.structuremergeviewer
Class DiffContainer

java.lang.Object
  extended by 

org.eclipse.compare.structuremergeviewer.DiffElement
      extended by 
org.eclipse.compare.structuremergeviewer.DiffContainer
All Implemented Interfaces:
ITypedElement, IDiffContainer, IDiffElement
Direct Known Subclasses:
DiffNode

public abstract class DiffContainer
extends DiffElement
implements IDiffContainer

The standard implementation of a diff container element.

This class may be instantiated, or further subclassed.


Field Summary
 
Fields inherited from interface org.eclipse.compare. ITypedElement
FOLDER_TYPE, TEXT_TYPE, UNKNOWN_TYPE
 
Constructor Summary
DiffContainer ( IDiffContainer parent, int kind)
          Creates a new container with the specified kind under the given parent.
 
Method Summary
 void add ( IDiffElement diff)
          Adds the given child to this container.
  IDiffElement findChild ( String name)
          Tries to find the child with the given name.
  IDiffElement[] getChildren ()
          Returns the children of this container.
 boolean hasChildren ()
          Returns whether this container has at least one child.
 void remove ( IDiffElement child)
          Removes the given child (non-recursively) from this container.
 void removeToRoot ( IDiffElement child)
          Removes the given child from this container.
 
Methods inherited from class org.eclipse.compare.structuremergeviewer. DiffElement
getImage, getKind, getParent, getType, setKind, setParent
 
Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.eclipse.compare.structuremergeviewer. IDiffElement
getKind, getParent, setParent
 
Methods inherited from interface org.eclipse.compare. ITypedElement
getImage, getName, getType
 

Constructor Detail

DiffContainer

public DiffContainer(
IDiffContainer parent,
                     int kind)
Creates a new container with the specified kind under the given parent.

Parameters:
parent - under which the new container is added as a child or null.
kind - of difference (defined in Differencer).
Method Detail

findChild

public 
IDiffElement findChild(
String name)
Tries to find the child with the given name. Returns null if no such child exists.

Parameters:
name - of the child to find
Returns:
the first element with a matching name

add

public void add(
IDiffElement diff)
Description copied from interface: IDiffContainer
Adds the given child to this container. If the child is already contained in this container, this method has no effect.

Specified by:
add in interface IDiffContainer
Parameters:
diff - the child to be added to this container

removeToRoot

public void removeToRoot(
IDiffElement child)
Description copied from interface: IDiffContainer
Removes the given child from this container. If the container becomes empty it is removed from its container. If the child is not contained in this container, this method has no effect.

Specified by:
removeToRoot in interface IDiffContainer
Parameters:
child - the child to be removed from this container

remove

public void remove(
IDiffElement child)
Removes the given child (non-recursively) from this container.

Parameters:
child - to remove

hasChildren

public boolean hasChildren()
Description copied from interface: IDiffContainer
Returns whether this container has at least one child. In some cases this methods avoids having to call the potential more costly getChildren method.

Specified by:
hasChildren in interface IDiffContainer
Returns:
true if this container has at least one child

getChildren

public 
IDiffElement[] getChildren()
Description copied from interface: IDiffContainer
Returns the children of this container. If this container has no children an empty array is returned (not null).

Specified by:
getChildren in interface IDiffContainer
Returns:
the children of this container as an array

Eclipse Platform
Release 3.5

Guidelines for using Eclipse APIs.

Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire