javax.xml.soap.SOAPElement Maven / Gradle / Ivy
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package javax.xml.soap;
import java.util.Iterator;
import javax.xml.namespace.QName;
/**
* An object representing an element of a SOAP message that is allowed but not
* specifically prescribed by a SOAP specification. This interface serves as the
* base interface for those objects that are specifically prescribed by a SOAP
* specification.
*
* Methods in this interface that are required to return SAAJ specific objects
* may "silently" replace nodes in the tree as required to successfully return
* objects of the correct type. See {@link #getChildElements()} and
* {@link javax.xml.soap} for details.
*
* @since 1.6
*/
public interface SOAPElement extends Node, org.w3c.dom.Element {
/**
* Creates a new {@code SOAPElement} object initialized with the
* given {@code Name} object and adds the new element to this
* {@code SOAPElement} object.
*
* This method may be deprecated in a future release of SAAJ in favor of
* addChildElement(javax.xml.namespace.QName)
*
* @param name a {@code Name} object with the XML name for the
* new element
*
* @return the new {@code SOAPElement} object that was created
* @exception SOAPException if there is an error in creating the
* {@code SOAPElement} object
* @see SOAPElement#addChildElement(javax.xml.namespace.QName)
*/
public SOAPElement addChildElement(Name name) throws SOAPException;
/**
* Creates a new {@code SOAPElement} object initialized with the given
* {@code QName} object and adds the new element to this {@code SOAPElement}
* object. The namespace, localname and prefix of the new
* {@code SOAPElement} are all taken from the {@code qname} argument.
*
* @param qname a {@code QName} object with the XML name for the
* new element
*
* @return the new {@code SOAPElement} object that was created
* @exception SOAPException if there is an error in creating the
* {@code SOAPElement} object
* @see SOAPElement#addChildElement(Name)
* @since 1.6, SAAJ 1.3
*/
public SOAPElement addChildElement(QName qname) throws SOAPException;
/**
* Creates a new {@code SOAPElement} object initialized with the
* specified local name and adds the new element to this
* {@code SOAPElement} object.
* The new {@code SOAPElement} inherits any in-scope default namespace.
*
* @param localName a {@code String} giving the local name for
* the element
* @return the new {@code SOAPElement} object that was created
* @exception SOAPException if there is an error in creating the
* {@code SOAPElement} object
*/
public SOAPElement addChildElement(String localName) throws SOAPException;
/**
* Creates a new {@code SOAPElement} object initialized with the
* specified local name and prefix and adds the new element to this
* {@code SOAPElement} object.
*
* @param localName a {@code String} giving the local name for
* the new element
* @param prefix a {@code String} giving the namespace prefix for
* the new element
*
* @return the new {@code SOAPElement} object that was created
* @exception SOAPException if the {@code prefix} is not valid in the
* context of this {@code SOAPElement} or if there is an error in creating the
* {@code SOAPElement} object
*/
public SOAPElement addChildElement(String localName, String prefix)
throws SOAPException;
/**
* Creates a new {@code SOAPElement} object initialized with the
* specified local name, prefix, and URI and adds the new element to this
* {@code SOAPElement} object.
*
* @param localName a {@code String} giving the local name for
* the new element
* @param prefix a {@code String} giving the namespace prefix for
* the new element
* @param uri a {@code String} giving the URI of the namespace
* to which the new element belongs
*
* @return the new {@code SOAPElement} object that was created
* @exception SOAPException if there is an error in creating the
* {@code SOAPElement} object
*/
public SOAPElement addChildElement(String localName, String prefix,
String uri)
throws SOAPException;
/**
* Add a {@code SOAPElement} as a child of this
* {@code SOAPElement} instance. The {@code SOAPElement}
* is expected to be created by a
* {@code SOAPFactory}. Callers should not rely on the
* element instance being added as is into the XML
* tree. Implementations could end up copying the content
* of the {@code SOAPElement} passed into an instance of
* a different {@code SOAPElement} implementation. For
* instance if {@code addChildElement()} is called on a
* {@code SOAPHeader}, {@code element} will be copied
* into an instance of a {@code SOAPHeaderElement}.
*
*
The fragment rooted in {@code element} is either added
* as a whole or not at all, if there was an error.
*
*
The fragment rooted in {@code element} cannot contain
* elements named "Envelope", "Header" or "Body" and in the SOAP
* namespace. Any namespace prefixes present in the fragment
* should be fully resolved using appropriate namespace
* declarations within the fragment itself.
*
* @param element the {@code SOAPElement} to be added as a
* new child
*
* @exception SOAPException if there was an error in adding this
* element as a child
*
* @return an instance representing the new SOAP element that was
* actually added to the tree.
*/
public SOAPElement addChildElement(SOAPElement element)
throws SOAPException;
/**
* Detaches all children of this {@code SOAPElement}.
*
* This method is useful for rolling back the construction of partially
* completed {@code SOAPHeaders} and {@code SOAPBodys} in
* preparation for sending a fault when an error condition is detected. It
* is also useful for recycling portions of a document within a SOAP
* message.
*
* @since 1.6, SAAJ 1.2
*/
public abstract void removeContents();
/**
* Creates a new {@code Text} object initialized with the given
* {@code String} and adds it to this {@code SOAPElement} object.
*
* @param text a {@code String} object with the textual content to be added
*
* @return the {@code SOAPElement} object into which
* the new {@code Text} object was inserted
* @exception SOAPException if there is an error in creating the
* new {@code Text} object or if it is not legal to
* attach it as a child to this
* {@code SOAPElement}
*/
public SOAPElement addTextNode(String text) throws SOAPException;
/**
* Adds an attribute with the specified name and value to this
* {@code SOAPElement} object.
*
* @param name a {@code Name} object with the name of the attribute
* @param value a {@code String} giving the value of the attribute
* @return the {@code SOAPElement} object into which the attribute was
* inserted
*
* @exception SOAPException if there is an error in creating the
* Attribute, or it is invalid to set
an attribute with {@code Name}
{@code name} on this SOAPElement.
* @see SOAPElement#addAttribute(javax.xml.namespace.QName, String)
*/
public SOAPElement addAttribute(Name name, String value)
throws SOAPException;
/**
* Adds an attribute with the specified name and value to this
* {@code SOAPElement} object.
*
* @param qname a {@code QName} object with the name of the attribute
* @param value a {@code String} giving the value of the attribute
* @return the {@code SOAPElement} object into which the attribute was
* inserted
*
* @exception SOAPException if there is an error in creating the
* Attribute, or it is invalid to set
an attribute with {@code QName}
{@code qname} on this SOAPElement.
* @see SOAPElement#addAttribute(Name, String)
* @since 1.6, SAAJ 1.3
*/
public SOAPElement addAttribute(QName qname, String value)
throws SOAPException;
/**
* Adds a namespace declaration with the specified prefix and URI to this
* {@code SOAPElement} object.
*
* @param prefix a {@code String} giving the prefix of the namespace
* @param uri a {@code String} giving the uri of the namespace
* @return the {@code SOAPElement} object into which this
* namespace declaration was inserted.
*
* @exception SOAPException if there is an error in creating the
* namespace
*/
public SOAPElement addNamespaceDeclaration(String prefix, String uri)
throws SOAPException;
/**
* Returns the value of the attribute with the specified name.
*
* @param name a {@code Name} object with the name of the attribute
* @return a {@code String} giving the value of the specified
* attribute, Null if there is no such attribute
* @see SOAPElement#getAttributeValue(javax.xml.namespace.QName)
*/
public String getAttributeValue(Name name);
/**
* Returns the value of the attribute with the specified qname.
*
* @param qname a {@code QName} object with the qname of the attribute
* @return a {@code String} giving the value of the specified
* attribute, Null if there is no such attribute
* @see SOAPElement#getAttributeValue(Name)
* @since 1.6, SAAJ 1.3
*/
public String getAttributeValue(QName qname);
/**
* Returns an {@code Iterator} over all of the attribute
* {@code Name} objects in this
* {@code SOAPElement} object. The iterator can be used to get
* the attribute names, which can then be passed to the method
* {@code getAttributeValue} to retrieve the value of each
* attribute.
*
* @see SOAPElement#getAllAttributesAsQNames()
* @return an iterator over the names of the attributes
*/
public Iterator getAllAttributes();
/**
* Returns an {@code Iterator} over all of the attributes
* in this {@code SOAPElement} as {@code QName} objects.
* The iterator can be used to get the attribute QName, which can then
* be passed to the method {@code getAttributeValue} to retrieve
* the value of each attribute.
*
* @return an iterator over the QNames of the attributes
* @see SOAPElement#getAllAttributes()
* @since 1.6, SAAJ 1.3
*/
public Iterator getAllAttributesAsQNames();
/**
* Returns the URI of the namespace that has the given prefix.
*
* @param prefix a {@code String} giving the prefix of the namespace
* for which to search
* @return a {@code String} with the uri of the namespace that has
* the given prefix
*/
public String getNamespaceURI(String prefix);
/**
* Returns an {@code Iterator} over the namespace prefix
* {@code String}s declared by this element. The prefixes returned by
* this iterator can be passed to the method
* {@code getNamespaceURI} to retrieve the URI of each namespace.
*
* @return an iterator over the namespace prefixes in this
* {@code SOAPElement} object
*/
public Iterator getNamespacePrefixes();
/**
* Returns an {@code Iterator} over the namespace prefix
* {@code String}s visible to this element. The prefixes returned by
* this iterator can be passed to the method
* {@code getNamespaceURI} to retrieve the URI of each namespace.
*
* @return an iterator over the namespace prefixes are within scope of this
* {@code SOAPElement} object
*
* @since 1.6, SAAJ 1.2
*/
public Iterator getVisibleNamespacePrefixes();
/**
* Creates a {@code QName} whose namespace URI is the one associated
* with the parameter, {@code prefix}, in the context of this
* {@code SOAPElement}. The remaining elements of the new
* {@code QName} are taken directly from the parameters,
* {@code localName} and {@code prefix}.
*
* @param localName
* a {@code String} containing the local part of the name.
* @param prefix
* a {@code String} containing the prefix for the name.
*
* @return a {@code QName} with the specified {@code localName}
* and {@code prefix}, and with a namespace that is associated
* with the {@code prefix} in the context of this
* {@code SOAPElement}. This namespace will be the same as
* the one that would be returned by
* {@link #getNamespaceURI(String)} if it were given
* {@code prefix} as it's parameter.
*
* @exception SOAPException if the {@code QName} cannot be created.
*
* @since 1.6, SAAJ 1.3
*/
public QName createQName(String localName, String prefix)
throws SOAPException;
/**
* Returns the name of this {@code SOAPElement} object.
*
* @return a {@code Name} object with the name of this
* {@code SOAPElement} object
*/
public Name getElementName();
/**
* Returns the qname of this {@code SOAPElement} object.
*
* @return a {@code QName} object with the qname of this
* {@code SOAPElement} object
* @see SOAPElement#getElementName()
* @since 1.6, SAAJ 1.3
*/
public QName getElementQName();
/**
* Changes the name of this {@code Element} to {@code newName} if
* possible. SOAP Defined elements such as SOAPEnvelope, SOAPHeader, SOAPBody
* etc. cannot have their names changed using this method. Any attempt to do
* so will result in a SOAPException being thrown.
*
* Callers should not rely on the element instance being renamed as is.
* Implementations could end up copying the content of the
* {@code SOAPElement} to a renamed instance.
*
* @param newName the new name for the {@code Element}.
*
* @exception SOAPException if changing the name of this {@code Element}
* is not allowed.
* @return The renamed Node
*
* @since 1.6, SAAJ 1.3
*/
public SOAPElement setElementQName(QName newName) throws SOAPException;
/**
* Removes the attribute with the specified name.
*
* @param name the {@code Name} object with the name of the
* attribute to be removed
* @return {@code true} if the attribute was
* removed successfully; {@code false} if it was not
* @see SOAPElement#removeAttribute(javax.xml.namespace.QName)
*/
public boolean removeAttribute(Name name);
/**
* Removes the attribute with the specified qname.
*
* @param qname the {@code QName} object with the qname of the
* attribute to be removed
* @return {@code true} if the attribute was
* removed successfully; {@code false} if it was not
* @see SOAPElement#removeAttribute(Name)
* @since 1.6, SAAJ 1.3
*/
public boolean removeAttribute(QName qname);
/**
* Removes the namespace declaration corresponding to the given prefix.
*
* @param prefix a {@code String} giving the prefix for which
* to search
* @return {@code true} if the namespace declaration was
* removed successfully; {@code false} if it was not
*/
public boolean removeNamespaceDeclaration(String prefix);
/**
* Returns an {@code Iterator} over all the immediate child
* {@link Node}s of this element. This includes {@code javax.xml.soap.Text}
* objects as well as {@code SOAPElement} objects.
*
* Calling this method may cause child {@code Element},
* {@code SOAPElement} and {@code org.w3c.dom.Text} nodes to be
* replaced by {@code SOAPElement}, {@code SOAPHeaderElement},
* {@code SOAPBodyElement} or {@code javax.xml.soap.Text} nodes as
* appropriate for the type of this parent node. As a result the calling
* application must treat any existing references to these child nodes that
* have been obtained through DOM APIs as invalid and either discard them or
* refresh them with the values returned by this {@code Iterator}. This
* behavior can be avoided by calling the equivalent DOM APIs. See
* {@link javax.xml.soap}
* for more details.
*
* @return an iterator with the content of this {@code SOAPElement}
* object
*/
public Iterator getChildElements();
/**
* Returns an {@code Iterator} over all the immediate child
* {@link Node}s of this element with the specified name. All of these
* children will be {@code SOAPElement} nodes.
*
* Calling this method may cause child {@code Element},
* {@code SOAPElement} and {@code org.w3c.dom.Text} nodes to be
* replaced by {@code SOAPElement}, {@code SOAPHeaderElement},
* {@code SOAPBodyElement} or {@code javax.xml.soap.Text} nodes as
* appropriate for the type of this parent node. As a result the calling
* application must treat any existing references to these child nodes that
* have been obtained through DOM APIs as invalid and either discard them or
* refresh them with the values returned by this {@code Iterator}. This
* behavior can be avoided by calling the equivalent DOM APIs. See
* {@link javax.xml.soap}
* for more details.
*
* @param name a {@code Name} object with the name of the child
* elements to be returned
*
* @return an {@code Iterator} object over all the elements
* in this {@code SOAPElement} object with the
* specified name
* @see SOAPElement#getChildElements(javax.xml.namespace.QName)
*/
public Iterator getChildElements(Name name);
/**
* Returns an {@code Iterator} over all the immediate child
* {@link Node}s of this element with the specified qname. All of these
* children will be {@code SOAPElement} nodes.
*
* Calling this method may cause child {@code Element},
* {@code SOAPElement} and {@code org.w3c.dom.Text} nodes to be
* replaced by {@code SOAPElement}, {@code SOAPHeaderElement},
* {@code SOAPBodyElement} or {@code javax.xml.soap.Text} nodes as
* appropriate for the type of this parent node. As a result the calling
* application must treat any existing references to these child nodes that
* have been obtained through DOM APIs as invalid and either discard them or
* refresh them with the values returned by this {@code Iterator}. This
* behavior can be avoided by calling the equivalent DOM APIs. See
* {@link javax.xml.soap}
* for more details.
*
* @param qname a {@code QName} object with the qname of the child
* elements to be returned
*
* @return an {@code Iterator} object over all the elements
* in this {@code SOAPElement} object with the
* specified qname
* @see SOAPElement#getChildElements(Name)
* @since 1.6, SAAJ 1.3
*/
public Iterator getChildElements(QName qname);
/**
* Sets the encoding style for this {@code SOAPElement} object
* to one specified.
*
* @param encodingStyle a {@code String} giving the encoding style
*
* @exception IllegalArgumentException if there was a problem in the
* encoding style being set.
* @exception SOAPException if setting the encodingStyle is invalid for this SOAPElement.
* @see #getEncodingStyle
*/
public void setEncodingStyle(String encodingStyle)
throws SOAPException;
/**
* Returns the encoding style for this {@code SOAPElement} object.
*
* @return a {@code String} giving the encoding style
*
* @see #setEncodingStyle
*/
public String getEncodingStyle();
}