org.apache.xerces.dom
Class RangeImpl

java.lang.Object
  |
  +--org.apache.xerces.dom.RangeImpl
All Implemented Interfaces:
org.w3c.dom.ranges.Range

public class RangeImpl
extends java.lang.Object
implements org.w3c.dom.ranges.Range

The RangeImpl class implements the org.w3c.dom.range.Range interface.

Please see the API documentation for the interface classes and use the interfaces in your client programs.

INTERNAL:

Usage of this class is not supported. It may be altered or removed at any time.

Version:
$Id: RangeImpl.java 515302 2007-03-06 21:07:10Z mrglavas $

Fields inherited from interface org.w3c.dom.ranges.Range
END_TO_END, END_TO_START, START_TO_END, START_TO_START
 
Constructor Summary
RangeImpl(DocumentImpl document)
          The constructor.
 
Method Summary
 org.w3c.dom.DocumentFragment cloneContents()
          Duplicates the contents of a Range
 org.w3c.dom.ranges.Range cloneRange()
          Produces a new Range whose boundary-points are equal to the boundary-points of the Range.
 void collapse(boolean toStart)
          Collapse a Range onto one of its boundary-points
 short compareBoundaryPoints(short how, org.w3c.dom.ranges.Range sourceRange)
          Compare the boundary-points of two Ranges in a document.
 void deleteContents()
          Removes the contents of a Range from the containing document or document fragment without returning a reference to the removed content.
 void detach()
          Called to indicate that the Range is no longer in use and that the implementation may relinquish any resources associated with this Range.
 org.w3c.dom.DocumentFragment extractContents()
          Moves the contents of a Range from the containing document or document fragment to a new DocumentFragment.
 boolean getCollapsed()
          TRUE if the Range is collapsed
 org.w3c.dom.Node getCommonAncestorContainer()
          The deepest common ancestor container of the Range's two boundary-points.
 org.w3c.dom.Node getEndContainer()
          Node within which the Range ends
 int getEndOffset()
          Offset within the ending node of the Range.
 org.w3c.dom.Node getStartContainer()
          Node within which the Range begins
 int getStartOffset()
          Offset within the starting node of the Range.
 void insertedNodeFromDOM(org.w3c.dom.Node node)
          This function is called from the DOM.
 void insertNode(org.w3c.dom.Node newNode)
          Inserts a node into the Document or DocumentFragment at the start of the Range.
 void selectNode(org.w3c.dom.Node refNode)
          Select a node and its contents
 void selectNodeContents(org.w3c.dom.Node refNode)
          Select the contents within a node
 void setEnd(org.w3c.dom.Node refNode, int offset)
          Sets the attributes describing the end of a Range.
 void setEndAfter(org.w3c.dom.Node refNode)
          Sets the end of a Range to be after a node
 void setEndBefore(org.w3c.dom.Node refNode)
          Sets the end position to be before a node.
 void setStart(org.w3c.dom.Node refNode, int offset)
          Sets the attributes describing the start of the Range.
 void setStartAfter(org.w3c.dom.Node refNode)
          Sets the start position to be after a node
 void setStartBefore(org.w3c.dom.Node refNode)
          Sets the start position to be before a node
 void surroundContents(org.w3c.dom.Node newParent)
          Reparents the contents of the Range to the given node and inserts the node at the position of the start of the Range.
 java.lang.String toString()
          Returns the contents of a Range as a string.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

RangeImpl

public RangeImpl(DocumentImpl document)
The constructor. Clients must use DocumentRange.createRange(), because it registers the Range with the document, so it can be fixed-up.
Method Detail

getStartContainer

public org.w3c.dom.Node getStartContainer()
Description copied from interface: org.w3c.dom.ranges.Range
Node within which the Range begins
Specified by:
getStartContainer in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

getStartOffset

public int getStartOffset()
Description copied from interface: org.w3c.dom.ranges.Range
Offset within the starting node of the Range.
Specified by:
getStartOffset in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

getEndContainer

public org.w3c.dom.Node getEndContainer()
Description copied from interface: org.w3c.dom.ranges.Range
Node within which the Range ends
Specified by:
getEndContainer in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

getEndOffset

public int getEndOffset()
Description copied from interface: org.w3c.dom.ranges.Range
Offset within the ending node of the Range.
Specified by:
getEndOffset in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

getCollapsed

public boolean getCollapsed()
Description copied from interface: org.w3c.dom.ranges.Range
TRUE if the Range is collapsed
Specified by:
getCollapsed in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

getCommonAncestorContainer

public org.w3c.dom.Node getCommonAncestorContainer()
Description copied from interface: org.w3c.dom.ranges.Range
The deepest common ancestor container of the Range's two boundary-points.
Specified by:
getCommonAncestorContainer in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

setStart

public void setStart(org.w3c.dom.Node refNode,
                     int offset)
              throws org.w3c.dom.ranges.RangeException,
                     org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the attributes describing the start of the Range.
Specified by:
setStart in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - The refNode value. This parameter must be different from null.
offset - The startOffset value.
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if refNode or an ancestor of refNode is an Entity, Notation, or DocumentType node.
org.w3c.dom.DOMException - INDEX_SIZE_ERR: Raised if offset is negative or greater than the number of child units in refNode. Child units are 16-bit units if refNode is a type of CharacterData node (e.g., a Text or Comment node) or a ProcessingInstruction node. Child units are Nodes in all other cases.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

setEnd

public void setEnd(org.w3c.dom.Node refNode,
                   int offset)
            throws org.w3c.dom.ranges.RangeException,
                   org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the attributes describing the end of a Range.
Specified by:
setEnd in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - The refNode value. This parameter must be different from null.
offset - The endOffset value.
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if refNode or an ancestor of refNode is an Entity, Notation, or DocumentType node.
org.w3c.dom.DOMException - INDEX_SIZE_ERR: Raised if offset is negative or greater than the number of child units in refNode. Child units are 16-bit units if refNode is a type of CharacterData node (e.g., a Text or Comment node) or a ProcessingInstruction node. Child units are Nodes in all other cases.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

setStartBefore

public void setStartBefore(org.w3c.dom.Node refNode)
                    throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the start position to be before a node
Specified by:
setStartBefore in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - Range starts before refNode
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if the root container of refNode is not an Attr, Document, or DocumentFragment node or if refNode is a Document, DocumentFragment, Attr, Entity, or Notation node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

setStartAfter

public void setStartAfter(org.w3c.dom.Node refNode)
                   throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the start position to be after a node
Specified by:
setStartAfter in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - Range starts after refNode
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if the root container of refNode is not an Attr, Document, or DocumentFragment node or if refNode is a Document, DocumentFragment, Attr, Entity, or Notation node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

setEndBefore

public void setEndBefore(org.w3c.dom.Node refNode)
                  throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the end position to be before a node.
Specified by:
setEndBefore in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - Range ends before refNode
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if the root container of refNode is not an Attr, Document, or DocumentFragment node or if refNode is a Document, DocumentFragment, Attr, Entity, or Notation node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

setEndAfter

public void setEndAfter(org.w3c.dom.Node refNode)
                 throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Sets the end of a Range to be after a node
Specified by:
setEndAfter in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - Range ends after refNode.
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if the root container of refNode is not an Attr, Document or DocumentFragment node or if refNode is a Document, DocumentFragment, Attr, Entity, or Notation node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

collapse

public void collapse(boolean toStart)
Description copied from interface: org.w3c.dom.ranges.Range
Collapse a Range onto one of its boundary-points
Specified by:
collapse in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
toStart - If TRUE, collapses the Range onto its start; if FALSE, collapses it onto its end.
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

selectNode

public void selectNode(org.w3c.dom.Node refNode)
                throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Select a node and its contents
Specified by:
selectNode in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - The node to select.
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if an ancestor of refNode is an Entity, Notation or DocumentType node or if refNode is a Document, DocumentFragment, Attr, Entity, or Notation node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

selectNodeContents

public void selectNodeContents(org.w3c.dom.Node refNode)
                        throws org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Select the contents within a node
Specified by:
selectNodeContents in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
refNode - Node to select from
Throws:
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if refNode or an ancestor of refNode is an Entity, Notation or DocumentType node.
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
WRONG_DOCUMENT_ERR: Raised if refNode was created from a different document than the one that created this range.

compareBoundaryPoints

public short compareBoundaryPoints(short how,
                                   org.w3c.dom.ranges.Range sourceRange)
                            throws org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Compare the boundary-points of two Ranges in a document.
Specified by:
compareBoundaryPoints in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
how - A code representing the type of comparison, as defined above.
sourceRange - The Range on which this current Range is compared to.
Returns:
-1, 0 or 1 depending on whether the corresponding boundary-point of the Range is respectively before, equal to, or after the corresponding boundary-point of sourceRange.
Throws:
org.w3c.dom.DOMException - WRONG_DOCUMENT_ERR: Raised if the two Ranges are not in the same Document or DocumentFragment.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

deleteContents

public void deleteContents()
                    throws org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Removes the contents of a Range from the containing document or document fragment without returning a reference to the removed content.
Specified by:
deleteContents in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - NO_MODIFICATION_ALLOWED_ERR: Raised if any portion of the content of the Range is read-only or any of the nodes that contain any of the content of the Range are read-only.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

extractContents

public org.w3c.dom.DocumentFragment extractContents()
                                             throws org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Moves the contents of a Range from the containing document or document fragment to a new DocumentFragment.
Specified by:
extractContents in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Returns:
A DocumentFragment containing the extracted contents.
Throws:
org.w3c.dom.DOMException - NO_MODIFICATION_ALLOWED_ERR: Raised if any portion of the content of the Range is read-only or any of the nodes which contain any of the content of the Range are read-only.
HIERARCHY_REQUEST_ERR: Raised if a DocumentType node would be extracted into the new DocumentFragment.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

cloneContents

public org.w3c.dom.DocumentFragment cloneContents()
                                           throws org.w3c.dom.DOMException
Description copied from interface: org.w3c.dom.ranges.Range
Duplicates the contents of a Range
Specified by:
cloneContents in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Returns:
A DocumentFragment that contains content equivalent to this Range.
Throws:
org.w3c.dom.DOMException - HIERARCHY_REQUEST_ERR: Raised if a DocumentType node would be extracted into the new DocumentFragment.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

insertNode

public void insertNode(org.w3c.dom.Node newNode)
                throws org.w3c.dom.DOMException,
                       org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Inserts a node into the Document or DocumentFragment at the start of the Range. If the container is a Text node, this will be split at the start of the Range (as if the Text node's splitText method was performed at the insertion point) and the insertion will occur between the two resulting Text nodes. Adjacent Text nodes will not be automatically merged. If the node to be inserted is a DocumentFragment node, the children will be inserted rather than the DocumentFragment node itself.
Specified by:
insertNode in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
newNode - The node to insert at the start of the Range
Throws:
org.w3c.dom.DOMException - NO_MODIFICATION_ALLOWED_ERR: Raised if an ancestor container of the start of the Range is read-only.
WRONG_DOCUMENT_ERR: Raised if newNode and the container of the start of the Range were not created from the same document.
HIERARCHY_REQUEST_ERR: Raised if the container of the start of the Range is of a type that does not allow children of the type of newNode or if newNode is an ancestor of the container.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
org.w3c.dom.ranges.RangeException - INVALID_NODE_TYPE_ERR: Raised if newNode is an Attr, Entity, Notation, or Document node.

surroundContents

public void surroundContents(org.w3c.dom.Node newParent)
                      throws org.w3c.dom.DOMException,
                             org.w3c.dom.ranges.RangeException
Description copied from interface: org.w3c.dom.ranges.Range
Reparents the contents of the Range to the given node and inserts the node at the position of the start of the Range.
Specified by:
surroundContents in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Parameters:
newParent - The node to surround the contents with.
Throws:
org.w3c.dom.DOMException - NO_MODIFICATION_ALLOWED_ERR: Raised if an ancestor container of either boundary-point of the Range is read-only.
WRONG_DOCUMENT_ERR: Raised if newParent and the container of the start of the Range were not created from the same document.
HIERARCHY_REQUEST_ERR: Raised if the container of the start of the Range is of a type that does not allow children of the type of newParent or if newParent is an ancestor of the container or if node would end up with a child node of a type not allowed by the type of node.
INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.
org.w3c.dom.ranges.RangeException - BAD_BOUNDARYPOINTS_ERR: Raised if the Range partially selects a non-text node.
INVALID_NODE_TYPE_ERR: Raised if node is an Attr, Entity, DocumentType, Notation, Document, or DocumentFragment node.

cloneRange

public org.w3c.dom.ranges.Range cloneRange()
Description copied from interface: org.w3c.dom.ranges.Range
Produces a new Range whose boundary-points are equal to the boundary-points of the Range.
Specified by:
cloneRange in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Returns:
The duplicated Range.
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

toString

public java.lang.String toString()
Description copied from interface: org.w3c.dom.ranges.Range
Returns the contents of a Range as a string. This string contains only the data characters, not any markup.
Specified by:
toString in interface org.w3c.dom.ranges.Range
Overrides:
toString in class java.lang.Object
Following copied from interface: org.w3c.dom.ranges.Range
Returns:
The contents of the Range.
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

detach

public void detach()
Description copied from interface: org.w3c.dom.ranges.Range
Called to indicate that the Range is no longer in use and that the implementation may relinquish any resources associated with this Range. Subsequent calls to any methods or attribute getters on this Range will result in a DOMException being thrown with an error code of INVALID_STATE_ERR.
Specified by:
detach in interface org.w3c.dom.ranges.Range
Following copied from interface: org.w3c.dom.ranges.Range
Throws:
org.w3c.dom.DOMException - INVALID_STATE_ERR: Raised if detach() has already been invoked on this object.

insertedNodeFromDOM

public void insertedNodeFromDOM(org.w3c.dom.Node node)
This function is called from the DOM. This node has already been inserted into the DOM. Fix-up any offsets.


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