/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* https://jaxp.dev.java.net/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* https://jaxp.dev.java.net/CDDLv1.0.html
* If applicable add the following below this CDDL HEADER
* with the fields enclosed by brackets "[]" replaced with
* your own identifying information: Portions Copyright
* [year] [name of copyright owner]
*/
/*
* $Id: XMLEntityReader.java,v 1.3 2005/11/03 17:02:21 jeffsuttor Exp $
* @(#)DOMResult.java 1.23 05/11/17
*
* Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
*/
package javax.xml.transform.dom;
import javax.xml.transform.Result;
import org.w3c.dom.Node;
/**
* <p>Acts as a holder for a transformation result tree in the form of a Document Object Model (DOM) tree.</p>
*
* <p>If no output DOM source is set, the transformation will create a Document node as the holder for the result of the transformation,
* which may be retrieved with {@link #getNode()}.</p>
*
* @author <a href="Jeff.Suttor@Sun.com">Jeff Suttor</a>
* @version $Revision: 1.2 $, $Date: 2005/06/10 03:50:39 $
*/
public class DOMResult implements Result {
/** <p>If {@link javax.xml.transform.TransformerFactory#getFeature}
* returns <code>true</code> when passed this value as an argument,
* the <code>Transformer</code> supports <code>Result</code> output of this type.</p>
*/
public static final String FEATURE = "http://javax.xml.transform.dom.DOMResult/feature";
/**
* <p>Zero-argument default constructor.</p>
*
* <p><code>node</code>,
* <code>siblingNode</code> and
* <code>systemId</code>
* will be set to <code>null</code>.</p>
*/
public DOMResult() {
setNode(null);
setNextSibling(null);
setSystemId(null);
}
/**
* <p>Use a DOM node to create a new output target.</p>
*
* <p>In practice, the node should be
* a {@link org.w3c.dom.Document} node,
* a {@link org.w3c.dom.DocumentFragment} node, or
* a {@link org.w3c.dom.Element} node.
* In other words, a node that accepts children.</p>
*
* <p><code>siblingNode</code> and
* <code>systemId</code>
* will be set to <code>null</code>.</p>
*
* @param node The DOM node that will contain the result tree.
*/
public DOMResult(Node node) {
setNode(node);
setNextSibling(null);
setSystemId(null);
}
/**
* <p>Use a DOM node to create a new output target with the specified System ID.<p>
*
* <p>In practice, the node should be
* a {@link org.w3c.dom.Document} node,
* a {@link org.w3c.dom.DocumentFragment} node, or
* a {@link org.w3c.dom.Element} node.
* In other words, a node that accepts children.</p>
*
* <p><code>siblingNode</code> will be set to <code>null</code>.</p>
*
* @param node The DOM node that will contain the result tree.
* @param systemId The system identifier which may be used in association with this node.
*/
public DOMResult(Node node, String systemId) {
setNode(node);
setNextSibling(null);
setSystemId(systemId);
}
/**
* <p>Use a DOM node to create a new output target specifying the child node where the result nodes should be inserted before.</p>
*
* <p>In practice, <code>node</code> and <code>nextSibling</code> should be
* a {@link org.w3c.dom.Document} node,
* a {@link org.w3c.dom.DocumentFragment} node, or
* a {@link org.w3c.dom.Element} node.
* In other words, a node that accepts children.</p>
*
* <p>Use <code>nextSibling</code> to specify the child node
* where the result nodes should be inserted before.
* If <code>nextSibling</code> is not a sibling of <code>node</code>,
* then an <code>IllegalArgumentException</code> is thrown.
* If <code>node</code> is <code>null</code> and <code>nextSibling</code> is not <code>null</code>,
* then an <code>IllegalArgumentException</code> is thrown.
* If <code>nextSibling</code> is <code>null</code>,
* then the behavior is the same as calling {@link #DOMResult(Node node)},
* i.e. append the result nodes as the last child of the specified <code>node</code>.</p>
*
* <p><code>systemId</code> will be set to <code>null</code>.</p>
*
* @param node The DOM node that will contain the result tree.
* @param nextSibling The child node where the result nodes should be inserted before.
*
* @throws IllegalArgumentException If <code>nextSibling</code> is not a sibling of <code>node</code> or
* <code>node</code> is <code>null</code> and <code>nextSibling</code>
* is not <code>null</code>.
*
* @since 1.5
*/
public DOMResult(Node node, Node nextSibling) {
// does the corrent parent/child relationship exist?
if (nextSibling != null) {
// cannot be a sibling of a null node
if (node == null) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is contained by the \"null\" node.");
}
// nextSibling contained by node?
if ((node.compareDocumentPosition(nextSibling)&Node.DOCUMENT_POSITION_CONTAINED_BY)==0) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is not contained by the node.");
}
}
setNode(node);
setNextSibling(nextSibling);
setSystemId(null);
}
/**
* <p>Use a DOM node to create a new output target specifying the child node where the result nodes should be inserted before and
* the specified System ID.</p>
*
* <p>In practice, <code>node</code> and <code>nextSibling</code> should be
* a {@link org.w3c.dom.Document} node,
* a {@link org.w3c.dom.DocumentFragment} node, or a
* {@link org.w3c.dom.Element} node.
* In other words, a node that accepts children.</p>
*
* <p>Use <code>nextSibling</code> to specify the child node
* where the result nodes should be inserted before.
* If <code>nextSibling</code> is not a sibling of <code>node</code>,
* then an <code>IllegalArgumentException</code> is thrown.
* If <code>node</code> is <code>null</code> and <code>nextSibling</code> is not <code>null</code>,
* then an <code>IllegalArgumentException</code> is thrown.
* If <code>nextSibling</code> is <code>null</code>,
* then the behavior is the same as calling {@link #DOMResult(Node node, String systemId)},
* i.e. append the result nodes as the last child of the specified node and use the specified System ID.</p>
*
* @param node The DOM node that will contain the result tree.
* @param nextSibling The child node where the result nodes should be inserted before.
* @param systemId The system identifier which may be used in association with this node.
*
* @throws IllegalArgumentException If <code>nextSibling</code> is not a
* sibling of <code>node</code> or
* <code>node</code> is <code>null</code> and <code>nextSibling</code>
* is not <code>null</code>.
*
* @since 1.5
*/
public DOMResult(Node node, Node nextSibling, String systemId) {
// does the corrent parent/child relationship exist?
if (nextSibling != null) {
// cannot be a sibling of a null node
if (node == null) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is contained by the \"null\" node.");
}
// nextSibling contained by node?
if ((node.compareDocumentPosition(nextSibling)&Node.DOCUMENT_POSITION_CONTAINED_BY)==0) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is not contained by the node.");
}
}
setNode(node);
setNextSibling(nextSibling);
setSystemId(systemId);
}
/**
* <p>Set the node that will contain the result DOM tree.<p>
*
* <p>In practice, the node should be
* a {@link org.w3c.dom.Document} node,
* a {@link org.w3c.dom.DocumentFragment} node, or
* a {@link org.w3c.dom.Element} node.
* In other words, a node that accepts children.</p>
*
* <p>An <code>IllegalStateException</code> is thrown if
* <code>nextSibling</code> is not <code>null</code> and
* <code>node</code> is not a parent of <code>nextSibling</code>.
* An <code>IllegalStateException</code> is thrown if <code>node</code> is <code>null</code> and
* <code>nextSibling</code> is not <code>null</code>.</p>
*
* @param node The node to which the transformation will be appended.
*
* @throws IllegalStateException If <code>nextSibling</code> is not
* <code>null</code> and
* <code>nextSibling</code> is not a child of <code>node</code> or
* <code>node</code> is <code>null</code> and
* <code>nextSibling</code> is not <code>null</code>.
*/
public void setNode(Node node) {
// does the corrent parent/child relationship exist?
if (nextSibling != null) {
// cannot be a sibling of a null node
if (node == null) {
throw new IllegalStateException("Cannot create a DOMResult when the nextSibling is contained by the \"null\" node.");
}
// nextSibling contained by node?
if ((node.compareDocumentPosition(nextSibling)&Node.DOCUMENT_POSITION_CONTAINED_BY)==0) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is not contained by the node.");
}
}
this.node = node;
}
/**
* <p>Get the node that will contain the result DOM tree.</p>
*
* <p>If no node was set via
* {@link #DOMResult(Node node)},
* {@link #DOMResult(Node node, String systeId)},
* {@link #DOMResult(Node node, Node nextSibling)},
* {@link #DOMResult(Node node, Node nextSibling, String systemId)} or
* {@link #setNode(Node node)},
* then the node will be set by the transformation, and may be obtained from this method once the transformation is complete.
* Calling this method before the transformation will return <code>null</code>.</p>
*
* @return The node to which the transformation will be appended.
*/
public Node getNode() {
return node;
}
/**
* <p>Set the child node before which the result nodes will be inserted.</p>
*
* <p>Use <code>nextSibling</code> to specify the child node
* before which the result nodes should be inserted.
* If <code>nextSibling</code> is not a descendant of <code>node</code>,
* then an <code>IllegalArgumentException</code> is thrown.
* If <code>node</code> is <code>null</code> and <code>nextSibling</code> is not <code>null</code>,
* then an <code>IllegalStateException</code> is thrown.
* If <code>nextSibling</code> is <code>null</code>,
* then the behavior is the same as calling {@link #DOMResult(Node node)},
* i.e. append the result nodes as the last child of the specified <code>node</code>.</p>
*
* @param nextSibling The child node before which the result nodes will be inserted.
*
* @throws IllegalArgumentException If <code>nextSibling</code> is not a
* descendant of <code>node</code>.
* @throws IllegalStateException If <code>node</code> is <code>null</code>
* and <code>nextSibling</code> is not <code>null</code>.
*
* @since 1.5
*/
public void setNextSibling(Node nextSibling) {
// does the corrent parent/child relationship exist?
if (nextSibling != null) {
// cannot be a sibling of a null node
if (node == null) {
throw new IllegalStateException("Cannot create a DOMResult when the nextSibling is contained by the \"null\" node.");
}
// nextSibling contained by node?
if ((node.compareDocumentPosition(nextSibling)&Node.DOCUMENT_POSITION_CONTAINED_BY)==0) {
throw new IllegalArgumentException("Cannot create a DOMResult when the nextSibling is not contained by the node.");
}
}
this.nextSibling = nextSibling;
}
/**
* <p>Get the child node before which the result nodes will be inserted.</p>
*
* <p>If no node was set via
* {@link #DOMResult(Node node, Node nextSibling)},
* {@link #DOMResult(Node node, Node nextSibling, String systemId)} or
* {@link #setNextSibling(Node nextSibling)},
* then <code>null</code> will be returned.</p>
*
* @return The child node before which the result nodes will be inserted.
*
* @since 1.5
*/
public Node getNextSibling() {
return nextSibling;
}
/**
* <p>Set the systemId that may be used in association with the node.</p>
*
* @param systemId The system identifier as a URI string.
*/
public void setSystemId(String systemId) {
this.systemId = systemId;
}
/**
* <p>Get the System Identifier.</p>
*
* <p>If no System ID was set via
* {@link #DOMResult(Node node, String systemId)},
* {@link #DOMResult(Node node, Node nextSibling, String systemId)} or
* {@link #setSystemId(String systemId)},
* then <code>null</code> will be returned.</p>
*
* @return The system identifier.
*/
public String getSystemId() {
return systemId;
}
//////////////////////////////////////////////////////////////////////
// Internal state.
//////////////////////////////////////////////////////////////////////
/**
* <p>The node to which the transformation will be appended.</p>
*/
private Node node = null;
/**
* <p>The child node before which the result nodes will be inserted.</p>
*
* @since 1.5
*/
private Node nextSibling = null;
/**
* <p>The System ID that may be used in association with the node.</p>
*/
private String systemId = null;
}