Class DefaultEntity
- java.lang.Object
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- org.dom4j.tree.AbstractNode
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- org.dom4j.tree.AbstractEntity
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- org.dom4j.tree.FlyweightEntity
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- org.dom4j.tree.DefaultEntity
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- All Implemented Interfaces:
Serializable
,Cloneable
,Entity
,Node
- Direct Known Subclasses:
DOMEntityReference
public class DefaultEntity extends FlyweightEntity
DefaultEntity
is the default Entity implementation. It is a doubly linked node which supports the parent relationship and can be modified in place.- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.dom4j.tree.FlyweightEntity
name, text
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Fields inherited from class org.dom4j.tree.AbstractNode
NODE_TYPE_NAMES
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Fields inherited from interface org.dom4j.Node
ANY_NODE, ATTRIBUTE_NODE, CDATA_SECTION_NODE, COMMENT_NODE, DOCUMENT_NODE, DOCUMENT_TYPE_NODE, ELEMENT_NODE, ENTITY_REFERENCE_NODE, MAX_NODE_TYPE, NAMESPACE_NODE, PROCESSING_INSTRUCTION_NODE, TEXT_NODE, UNKNOWN_NODE
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Constructor Summary
Constructors Constructor Description DefaultEntity(String name)
Creates theEntity
with the specified nameDefaultEntity(String name, String text)
Creates theEntity
with the specified name and text.DefaultEntity(Element parent, String name, String text)
Creates theEntity
with the specified name and text.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Element
getParent()
getParent
returns the parentElement
if this node supports the parent relationship or null if it is the root element or does not support the parent relationship.boolean
isReadOnly()
isReadOnly
returns true if this node is read only and cannot be modified.void
setName(String name)
Sets the text data of this node or this method will throw anUnsupportedOperationException
if it is read-only.void
setParent(Element parent)
setParent
sets the parent relationship of this node if the parent relationship is supported or does nothing if the parent relationship is not supported.void
setText(String text)
sets the value of the entity if it is not defined yet otherwise anUnsupportedOperationException
is thrown as this class is read only.boolean
supportsParent()
supportsParent
returns true if this node supports the parent relationship.-
Methods inherited from class org.dom4j.tree.FlyweightEntity
createXPathResult, getName, getText
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Methods inherited from class org.dom4j.tree.AbstractEntity
accept, asXML, getNodeType, getPath, getStringValue, getUniquePath, toString, write
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Methods inherited from class org.dom4j.tree.AbstractNode
asXPathResult, clone, createPattern, createXPath, createXPathFilter, detach, getDocument, getDocumentFactory, getNodeTypeName, getPath, getUniquePath, hasContent, matches, numberValueOf, selectNodes, selectNodes, selectNodes, selectObject, selectSingleNode, setDocument, valueOf
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Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.dom4j.Node
asXPathResult, clone, createXPath, detach, getDocument, getNodeTypeName, getPath, getUniquePath, hasContent, matches, numberValueOf, selectNodes, selectNodes, selectNodes, selectObject, selectSingleNode, setDocument, valueOf
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Constructor Detail
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DefaultEntity
public DefaultEntity(String name)
Creates theEntity
with the specified name- Parameters:
name
- is the name of the entity
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DefaultEntity
public DefaultEntity(String name, String text)
Creates theEntity
with the specified name and text.- Parameters:
name
- is the name of the entitytext
- is the text of the entity
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Method Detail
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setName
public void setName(String name)
Description copied from interface:Node
Sets the text data of this node or this method will throw an
UnsupportedOperationException
if it is read-only.- Specified by:
setName
in interfaceNode
- Overrides:
setName
in classAbstractNode
- Parameters:
name
- is the new name of this node
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setText
public void setText(String text)
Description copied from class:FlyweightEntity
sets the value of the entity if it is not defined yet otherwise anUnsupportedOperationException
is thrown as this class is read only.- Specified by:
setText
in interfaceNode
- Overrides:
setText
in classFlyweightEntity
- Parameters:
text
- DOCUMENT ME!
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getParent
public Element getParent()
Description copied from interface:Node
getParent
returns the parentElement
if this node supports the parent relationship or null if it is the root element or does not support the parent relationship.This method is an optional feature and may not be supported for all
Node
implementations.- Specified by:
getParent
in interfaceNode
- Overrides:
getParent
in classAbstractNode
- Returns:
- the parent of this node or null if it is the root of the tree or the parent relationship is not supported.
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setParent
public void setParent(Element parent)
Description copied from interface:Node
setParent
sets the parent relationship of this node if the parent relationship is supported or does nothing if the parent relationship is not supported.This method should only be called from inside an
Element
implementation method and is not intended for general use.- Specified by:
setParent
in interfaceNode
- Overrides:
setParent
in classAbstractNode
- Parameters:
parent
- is the new parent of this node.
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supportsParent
public boolean supportsParent()
Description copied from interface:Node
supportsParent
returns true if this node supports the parent relationship.Some XML tree implementations are singly linked and only support downward navigation through children relationships. The default case is that both parent and children relationships are supported though for memory and performance reasons the parent relationship may not be supported.
- Specified by:
supportsParent
in interfaceNode
- Overrides:
supportsParent
in classAbstractNode
- Returns:
- true if this node supports the parent relationship or false it is not supported
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isReadOnly
public boolean isReadOnly()
Description copied from interface:Node
isReadOnly
returns true if this node is read only and cannot be modified. Any attempt to modify a read-onlyNode
will result in anUnsupportedOperationException
being thrown.- Specified by:
isReadOnly
in interfaceNode
- Overrides:
isReadOnly
in classAbstractNode
- Returns:
- true if this
Node
is read only and cannot be modified otherwise false.
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