Package org.codehaus.cargo.module

Class AbstractDescriptor

java.lang.Object

org.jdom2.Document

org.codehaus.cargo.module.AbstractDescriptor

All Implemented Interfaces:

Serializable, Cloneable, Descriptor, org.jdom2.NamespaceAware, org.jdom2.Parent

Direct Known Subclasses:

ApplicationXml, EjbJarXml, IbmEjbJarBndXmi, IbmWebBndXmi, JBossWebXml, JBossXml, OrionEjbJarXml, OrionWebXml, ResinWebXml, TomcatContextXml, WeblogicEjbJarXml, WeblogicXml, WebXml

public abstract class AbstractDescriptor
extends org.jdom2.Document
implements Descriptor

Encapsulates the DOM representation of a deployment descriptor to provide convenience methods for easy access and manipulation.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.jdom2.Document

baseURI

Constructor Summary

Constructors

Constructor	Description
AbstractDescriptor(org.jdom2.Element rootElement, DescriptorType descriptorType)	Constructor.

Method Summary

Modifier and Type	Method	Description
org.jdom2.Element	addElement(DescriptorTag tag, org.jdom2.Element child, org.jdom2.Element parent)	Adds an element of the specified tag to the descriptor.
protected void	checkElement(org.jdom2.Element element, DescriptorTag expectedTag)	Checks an element whether its name matches the specified name.
protected boolean	containsElement(List<org.jdom2.Element> haystack, org.jdom2.Element needle)	Checks if haystack contains needle.
protected org.jdom2.Element	createNestedText(DescriptorTag tag, String text)	Creates an element that contains nested text.
protected String	getChildText(org.jdom2.Element parent, String tagName)	Returns the text value from a child directly under the parent tag.
protected String	getChildText(org.jdom2.Element parent, DescriptorTag tag)	Returns the text value from a child directly under the parent tag.
protected List<org.jdom2.Content>	getContentExceptComments(org.jdom2.Element element)	Gets the content of an element (excluding comments).
DescriptorType	getDescriptorType()	Get the descriptor type for this descriptor.
org.jdom2.Document	getDocument()	Return the representation as a document.
List<org.jdom2.Element>	getElements(String tagName)	Returns a list of the elements that match the specified tag.
List<org.jdom2.Element>	getElements(DescriptorTag tag)	Returns a list of the elements that match the specified tag.
protected org.jdom2.Element	getImmediateChild(org.jdom2.Element parent, DescriptorTag tag)	Gets a certain tag directly under the parent tag.
protected org.jdom2.Element	getInsertionPointFor(DescriptorTag tag, String parent)	Returns the node before which the specified tag should be inserted, or null if the node should be inserted at the end of the descriptor.
protected List<org.jdom2.Element>	getNestedElements(org.jdom2.Element parent, DescriptorTag tag)	Returns a list of the child elements of the specified element that match the specified tag.
protected String	getNestedText(org.jdom2.Element parent, DescriptorTag tag)	Returns the text nested inside a child element of the specified element.
org.jdom2.Element	getTagByIdentifier(String tagName, String value)	Get elements of a particular descriptor tag whose identifier matches the passed parameter.
org.jdom2.Element	getTagByIdentifier(DescriptorTag tag, String value)	Get elements of a particular descriptor tag whose identifier matches the passed parameter.
List<org.jdom2.Element>	getTags(String tagName)	Get tags of a particular type.
List<org.jdom2.Element>	getTags(DescriptorTag tag)	Get tags of a particular type.
protected String	getText(org.jdom2.Element element)	Returns the text value of an element.
protected boolean	sameContent(org.jdom2.Element element1, org.jdom2.Element element2)	Checks if two elements have the same content (excluding comments).
protected boolean	sameElement(org.jdom2.Element element1, org.jdom2.Element element2)	Checks if two elements are the same.

Methods inherited from class org.jdom2.Document

addContent, addContent, addContent, addContent, canContainContent, clone, cloneContent, detachRootElement, equals, getBaseURI, getContent, getContent, getContent, getContentSize, getDescendants, getDescendants, getDocType, getNamespacesInherited, getNamespacesInScope, getNamespacesIntroduced, getParent, getProperty, getRootElement, hashCode, hasRootElement, indexOf, removeContent, removeContent, removeContent, removeContent, setBaseURI, setContent, setContent, setContent, setContent, setDocType, setProperty, setRootElement, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.codehaus.cargo.module.Descriptor

getFileName, getRootElement

Methods inherited from interface org.jdom2.NamespaceAware

getNamespacesInherited, getNamespacesInScope, getNamespacesIntroduced

Methods inherited from interface org.jdom2.Parent

addContent, addContent, addContent, addContent, canContainContent, clone, cloneContent, getContent, getContent, getContent, getContentSize, getDescendants, getDescendants, getParent, indexOf, removeContent, removeContent, removeContent, removeContent

Constructor Detail

AbstractDescriptor

public AbstractDescriptor(org.jdom2.Element rootElement,
                          DescriptorType descriptorType)

Constructor.

Parameters:

rootElement - The root element of the document

descriptorType - The type of the descriptor

Method Detail

getDocument

public org.jdom2.Document getDocument()

Return the representation as a document.

Specified by:

getDocument in interface Descriptor

Specified by:

getDocument in interface org.jdom2.Parent

Overrides:

getDocument in class org.jdom2.Document

Returns:

JDOM Document

getTags

public List<org.jdom2.Element> getTags(DescriptorTag tag)

Get tags of a particular type.

Specified by:

getTags in interface Descriptor

Parameters:

tag - type of elements to find

Returns:

list of tags

getTags

public List<org.jdom2.Element> getTags(String tagName)

Get tags of a particular type.

Specified by:

getTags in interface Descriptor

Parameters:

tagName - type of elements to find

Returns:

list of tags

getElements

public List<org.jdom2.Element> getElements(DescriptorTag tag)

Returns a list of the elements that match the specified tag.

Parameters:

tag - The descriptor tag of which the elements should be returned

Returns:

A list of the elements matching the tag, in the order they occur in the descriptor

getElements

public List<org.jdom2.Element> getElements(String tagName)

Returns a list of the elements that match the specified tag.

Parameters:

tagName - The name of a descriptor tag of which the elements should be returned

Returns:

A list of the elements matching the tag, in the order they occur in the descriptor

checkElement

protected void checkElement(org.jdom2.Element element,
                            DescriptorTag expectedTag)
                     throws IllegalArgumentException

Checks an element whether its name matches the specified name.

Parameters:

element - The element to check

expectedTag - The expected tag name

Throws:

IllegalArgumentException - If the element name doesn't match

getNestedElements

protected List<org.jdom2.Element> getNestedElements(org.jdom2.Element parent,
                                                    DescriptorTag tag)

Returns a list of the child elements of the specified element that match the specified tag.

Parameters:

parent - The element of which the nested elements should be retrieved

tag - The descriptor tag of which the elements should be returned

Returns:

A copy of the list of the elements matching the tag, in the order they occur in the descriptor

createNestedText

protected org.jdom2.Element createNestedText(DescriptorTag tag,
                                             String text)

Creates an element that contains nested text.

Parameters:

tag - The tag to create an instance of

text - The text that should be nested in the element

Returns:

The created DOM element

getNestedText

protected String getNestedText(org.jdom2.Element parent,
                               DescriptorTag tag)

Returns the text nested inside a child element of the specified element.

Parameters:

parent - The element of which the nested text should be returned

tag - The descriptor tag in which the text is nested

Returns:

The text nested in the element

getText

protected String getText(org.jdom2.Element element)

Returns the text value of an element.

Parameters:

element - the element of wich the text value should be returned

Returns:

the text value of an element

getImmediateChild

protected org.jdom2.Element getImmediateChild(org.jdom2.Element parent,
                                              DescriptorTag tag)

Gets a certain tag directly under the parent tag.

Parameters:

parent - the tag to get the cild from

tag - name of the child tag

Returns:

tag directly under the parent tag.

getChildText

protected String getChildText(org.jdom2.Element parent,
                              DescriptorTag tag)

Returns the text value from a child directly under the parent tag.

Parameters:

parent - the parent tag to get the child text from

tag - the name of the child tag

Returns:

the text value of a child tag directly under the parent tag

getChildText

protected String getChildText(org.jdom2.Element parent,
                              String tagName)

Returns the text value from a child directly under the parent tag.

Parameters:

parent - the parent tag to get the child text from

tagName - the name of the child tag

Returns:

the text value of a child tag directly under the parent tag

addElement

public org.jdom2.Element addElement(DescriptorTag tag,
                                    org.jdom2.Element child,
                                    org.jdom2.Element parent)

Adds an element of the specified tag to the descriptor.

Specified by:

addElement in interface Descriptor

Parameters:

tag - The descriptor tag

child - The child element to add

parent - The parent element to add the child to

Returns:

the inserted element

containsElement

protected boolean containsElement(List<org.jdom2.Element> haystack,
                                  org.jdom2.Element needle)

Checks if haystack contains needle.

Parameters:

haystack - List of element to look into.

needle - Element to look for.

Returns:

Whether haystack contains needle.

sameElement

protected boolean sameElement(org.jdom2.Element element1,
                              org.jdom2.Element element2)

Checks if two elements are the same.

Parameters:

element1 - First element.

element2 - Second element.

Returns:

Whether element1 and element2 are the same.

sameContent

protected boolean sameContent(org.jdom2.Element element1,
                              org.jdom2.Element element2)

Checks if two elements have the same content (excluding comments).

Parameters:

element1 - First element.

element2 - Second element.

Returns:

Whether element1 and element2 have the same content (excluding comments).

getContentExceptComments

protected List<org.jdom2.Content> getContentExceptComments(org.jdom2.Element element)

Gets the content of an element (excluding comments).

Parameters:

element - Element to get the contents for.

Returns:

All content for element (excluding comments).

getInsertionPointFor

protected org.jdom2.Element getInsertionPointFor(DescriptorTag tag,
                                                 String parent)

Returns the node before which the specified tag should be inserted, or null if the node should be inserted at the end of the descriptor.

Parameters:

tag - The tag that should be inserted

parent - name of the parent tag

Returns:

The node before which the tag can be inserted

getDescriptorType

public DescriptorType getDescriptorType()

Description copied from interface: Descriptor

Get the descriptor type for this descriptor.

Specified by:

getDescriptorType in interface Descriptor

Returns:

the descriptorType

getTagByIdentifier

public org.jdom2.Element getTagByIdentifier(DescriptorTag tag,
                                            String value)

Get elements of a particular descriptor tag whose identifier matches the passed parameter.

Specified by:

getTagByIdentifier in interface Descriptor

Parameters:

tag - tag to search for

value - value for the identifier to match

Returns:

the element that matches

getTagByIdentifier

public org.jdom2.Element getTagByIdentifier(String tagName,
                                            String value)

Get elements of a particular descriptor tag whose identifier matches the passed parameter.

Specified by:

getTagByIdentifier in interface Descriptor

Parameters:

tagName - Name of the tag to search for

value - value for the identifier to match

Returns:

the element that matches