下面列出了org.w3c.dom.Attr#getNodeName ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
private String getPrefix(Element e, String uri) {
NamedNodeMap attributes = e.getAttributes();
if (attributes != null) {
for (int i = 0; i < attributes.getLength(); i++) {
Attr a = (Attr)attributes.item(i);
String val = a.getValue();
if (val != null && val.equals(uri)) {
String name = a.getNodeName();
if ("xmlns".equals(name)) {
return "";
}
return name.substring(6);
}
}
}
Node n = e.getParentNode();
if (n instanceof Element && n != e) {
return getPrefix((Element)n, uri);
}
return null;
}
/**
* If the given attribute is a namespace declaration for the given namespace URI,
* return its prefix. Otherwise null.
*/
private static String getPrefixForAttr(Attr attr, String nsUri) {
String attrName = attr.getNodeName();
if (!attrName.startsWith("xmlns:") && !attrName.equals("xmlns"))
return null; // not nsdecl
if(attr.getValue().equals(nsUri)) {
if(attrName.equals("xmlns"))
return "";
String localName = attr.getLocalName();
return (localName != null) ? localName :
QName.valueOf(attrName).getLocalPart();
}
return null;
}
public static void test2() {
String name = "attr";
String oldValue = "old value";
String newValue = "new value";
Attr retAttr;
IIOMetadataNode parent = new IIOMetadataNode("parent");
MyAttrNode attrNode1 = new MyAttrNode(name, oldValue);
MyAttrNode attrNode2 = new MyAttrNode(name, newValue);
retAttr = parent.setAttributeNode(attrNode1);
retAttr = parent.setAttributeNode(attrNode2);
String actName = retAttr.getNodeName();
String actValue = retAttr.getValue();
if (!actName.equals(name) || !actValue.equals(oldValue)) {
throw new RuntimeException("Test 2 failed: Invalid attribute " +
"returned: " +
"(name: " + actName +
", value: " + actValue + ")");
}
}
/**
* If the given attribute is a namespace declaration for the given namespace URI,
* return its prefix. Otherwise null.
*/
private static String getPrefixForAttr(Attr attr, String nsUri) {
String attrName = attr.getNodeName();
if (!attrName.startsWith("xmlns:") && !attrName.equals("xmlns"))
return null; // not nsdecl
if(attr.getValue().equals(nsUri)) {
if(attrName.equals("xmlns"))
return "";
String localName = attr.getLocalName();
return (localName != null) ? localName :
QName.valueOf(attrName).getLocalPart();
}
return null;
}
/**
* This method throws an exception if the Attribute value contains
* a relative URI.
*
* @param attr
* @throws CanonicalizationException
*/
public static void assertNotRelativeNS(Attr attr) throws CanonicalizationException {
if (attr == null) {
return;
}
String nodeAttrName = attr.getNodeName();
boolean definesDefaultNS = nodeAttrName.equals("xmlns");
boolean definesNonDefaultNS = nodeAttrName.startsWith("xmlns:");
if ((definesDefaultNS || definesNonDefaultNS) && namespaceIsRelative(attr)) {
String parentName = attr.getOwnerElement().getTagName();
String attrValue = attr.getValue();
Object exArgs[] = { parentName, nodeAttrName, attrValue };
throw new CanonicalizationException(
"c14n.Canonicalizer.RelativeNamespace", exArgs
);
}
}
/**
* This method throws an exception if the Attribute value contains
* a relative URI.
*
* @param attr
* @throws CanonicalizationException
*/
public static void assertNotRelativeNS(Attr attr) throws CanonicalizationException {
if (attr == null) {
return;
}
String nodeAttrName = attr.getNodeName();
boolean definesDefaultNS = nodeAttrName.equals("xmlns");
boolean definesNonDefaultNS = nodeAttrName.startsWith("xmlns:");
if ((definesDefaultNS || definesNonDefaultNS) && namespaceIsRelative(attr)) {
String parentName = attr.getOwnerElement().getTagName();
String attrValue = attr.getValue();
Object exArgs[] = { parentName, nodeAttrName, attrValue };
throw new CanonicalizationException(
"c14n.Canonicalizer.RelativeNamespace", exArgs
);
}
}
/**
* Called when the current node is {@link Element} to look at attribute list
* (which contains both ns decl and attributes in DOM) and split them
* to attributes-proper and namespace decls.
*/
protected void splitAttributes() {
// Clear attribute and namespace lists
_currentAttributes.clear();
Scope scope = allocateScope();
_namedNodeMap = _current.getAttributes();
if (_namedNodeMap != null) {
final int n = _namedNodeMap.getLength();
for (int i = 0; i < n; i++) {
final Attr attr = (Attr) _namedNodeMap.item(i);
final String attrName = attr.getNodeName();
if (attrName.startsWith("xmlns:") || attrName.equals("xmlns")) { // NS decl?
scope.currentNamespaces.add(attr);
}
else {
_currentAttributes.add(attr);
}
}
}
// verify that all the namespaces used in element and attributes are indeed available
ensureNs(_current);
for( int i=_currentAttributes.size()-1; i>=0; i-- ) {
Attr a = _currentAttributes.get(i);
if(fixNull(a.getNamespaceURI()).length()>0)
ensureNs(a); // no need to declare "" for attributes in the default namespace
}
}
/**
* Called when the current node is {@link Element} to look at attribute list
* (which contains both ns decl and attributes in DOM) and split them
* to attributes-proper and namespace decls.
*/
protected void splitAttributes() {
// Clear attribute and namespace lists
_currentAttributes.clear();
Scope scope = allocateScope();
_namedNodeMap = _current.getAttributes();
if (_namedNodeMap != null) {
final int n = _namedNodeMap.getLength();
for (int i = 0; i < n; i++) {
final Attr attr = (Attr) _namedNodeMap.item(i);
final String attrName = attr.getNodeName();
if (attrName.startsWith("xmlns:") || attrName.equals("xmlns")) { // NS decl?
scope.currentNamespaces.add(attr);
}
else {
_currentAttributes.add(attr);
}
}
}
// verify that all the namespaces used in element and attributes are indeed available
ensureNs(_current);
for( int i=_currentAttributes.size()-1; i>=0; i-- ) {
Attr a = _currentAttributes.get(i);
if(fixNull(a.getNamespaceURI()).length()>0)
ensureNs(a); // no need to declare "" for attributes in the default namespace
}
}
/**
* Called when the current node is {@link Element} to look at attribute list
* (which contains both ns decl and attributes in DOM) and split them
* to attributes-proper and namespace decls.
*/
protected void splitAttributes() {
// Clear attribute and namespace lists
_currentAttributes.clear();
Scope scope = allocateScope();
_namedNodeMap = _current.getAttributes();
if (_namedNodeMap != null) {
final int n = _namedNodeMap.getLength();
for (int i = 0; i < n; i++) {
final Attr attr = (Attr) _namedNodeMap.item(i);
final String attrName = attr.getNodeName();
if (attrName.startsWith("xmlns:") || attrName.equals("xmlns")) { // NS decl?
scope.currentNamespaces.add(attr);
}
else {
_currentAttributes.add(attr);
}
}
}
// verify that all the namespaces used in element and attributes are indeed available
ensureNs(_current);
for( int i=_currentAttributes.size()-1; i>=0; i-- ) {
Attr a = _currentAttributes.get(i);
if(fixNull(a.getNamespaceURI()).length()>0)
ensureNs(a); // no need to declare "" for attributes in the default namespace
}
}
/**
* Copies the source tree into the specified place in a destination
* tree. The source node and its children are appended as children
* of the destination node.
* <p>
* <em>Note:</em> This is an iterative implementation.
*/
public static void copyInto(Node src, Node dest) throws DOMException {
// get node factory
Document factory = dest.getOwnerDocument();
boolean domimpl = factory instanceof DocumentImpl;
// placement variables
Node start = src;
Node parent = src;
Node place = src;
// traverse source tree
while (place != null) {
// copy this node
Node node = null;
int type = place.getNodeType();
switch (type) {
case Node.CDATA_SECTION_NODE: {
node = factory.createCDATASection(place.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
node = factory.createComment(place.getNodeValue());
break;
}
case Node.ELEMENT_NODE: {
Element element = factory.createElement(place.getNodeName());
node = element;
NamedNodeMap attrs = place.getAttributes();
int attrCount = attrs.getLength();
for (int i = 0; i < attrCount; i++) {
Attr attr = (Attr)attrs.item(i);
String attrName = attr.getNodeName();
String attrValue = attr.getNodeValue();
element.setAttribute(attrName, attrValue);
if (domimpl && !attr.getSpecified()) {
((AttrImpl)element.getAttributeNode(attrName)).setSpecified(false);
}
}
break;
}
case Node.ENTITY_REFERENCE_NODE: {
node = factory.createEntityReference(place.getNodeName());
break;
}
case Node.PROCESSING_INSTRUCTION_NODE: {
node = factory.createProcessingInstruction(place.getNodeName(),
place.getNodeValue());
break;
}
case Node.TEXT_NODE: {
node = factory.createTextNode(place.getNodeValue());
break;
}
default: {
throw new IllegalArgumentException("can't copy node type, "+
type+" ("+
place.getNodeName()+')');
}
}
dest.appendChild(node);
// iterate over children
if (place.hasChildNodes()) {
parent = place;
place = place.getFirstChild();
dest = node;
}
// advance
else {
place = place.getNextSibling();
while (place == null && parent != start) {
place = parent.getNextSibling();
parent = parent.getParentNode();
dest = dest.getParentNode();
}
}
}
}
/**
* Helper method used by {@link #findAlternateToolsXml(InputStream)} to duplicate a node
* and attach it to the given root in the new document.
*/
private Element duplicateNode(Element newRootNode, Element oldNode,
String namespaceUri, String prefix) {
// The implementation here is more or less equivalent to
//
// newRoot.appendChild(newDoc.importNode(oldNode, deep=true))
//
// except we can't just use importNode() since we need to deal with the fact
// that the old document is not namespace-aware yet the new one is.
Document newDoc = newRootNode.getOwnerDocument();
Element newNode = null;
String nodeName = oldNode.getNodeName();
int pos = nodeName.indexOf(':');
if (pos > 0 && pos < nodeName.length() - 1) {
nodeName = nodeName.substring(pos + 1);
newNode = newDoc.createElementNS(namespaceUri, nodeName);
newNode.setPrefix(prefix);
} else {
newNode = newDoc.createElement(nodeName);
}
newRootNode.appendChild(newNode);
// Merge in all the attributes
NamedNodeMap attrs = oldNode.getAttributes();
for (int i = 0; i < attrs.getLength(); i++) {
Attr attr = (Attr) attrs.item(i);
Attr newAttr = null;
String attrName = attr.getNodeName();
pos = attrName.indexOf(':');
if (pos > 0 && pos < attrName.length() - 1) {
attrName = attrName.substring(pos + 1);
newAttr = newDoc.createAttributeNS(namespaceUri, attrName);
newAttr.setPrefix(prefix);
} else {
newAttr = newDoc.createAttribute(attrName);
}
newAttr.setNodeValue(attr.getNodeValue());
if (pos > 0) {
newNode.getAttributes().setNamedItemNS(newAttr);
} else {
newNode.getAttributes().setNamedItem(newAttr);
}
}
// Merge all child elements and texts
for (Node child = oldNode.getFirstChild(); child != null; child = child.getNextSibling()) {
if (child.getNodeType() == Node.ELEMENT_NODE) {
duplicateNode(newNode, (Element) child, namespaceUri, prefix);
} else if (child.getNodeType() == Node.TEXT_NODE) {
Text newText = newDoc.createTextNode(child.getNodeValue());
newNode.appendChild(newText);
}
}
return newNode;
}
/**
* Copies the source tree into the specified place in a destination
* tree. The source node and its children are appended as children
* of the destination node.
* <p>
* <em>Note:</em> This is an iterative implementation.
*/
public static void copyInto(Node src, Node dest) throws DOMException {
// get node factory
Document factory = dest.getOwnerDocument();
boolean domimpl = factory instanceof DocumentImpl;
// placement variables
Node start = src;
Node parent = src;
Node place = src;
// traverse source tree
while (place != null) {
// copy this node
Node node = null;
int type = place.getNodeType();
switch (type) {
case Node.CDATA_SECTION_NODE: {
node = factory.createCDATASection(place.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
node = factory.createComment(place.getNodeValue());
break;
}
case Node.ELEMENT_NODE: {
Element element = factory.createElement(place.getNodeName());
node = element;
NamedNodeMap attrs = place.getAttributes();
int attrCount = attrs.getLength();
for (int i = 0; i < attrCount; i++) {
Attr attr = (Attr)attrs.item(i);
String attrName = attr.getNodeName();
String attrValue = attr.getNodeValue();
element.setAttribute(attrName, attrValue);
if (domimpl && !attr.getSpecified()) {
((AttrImpl)element.getAttributeNode(attrName)).setSpecified(false);
}
}
break;
}
case Node.ENTITY_REFERENCE_NODE: {
node = factory.createEntityReference(place.getNodeName());
break;
}
case Node.PROCESSING_INSTRUCTION_NODE: {
node = factory.createProcessingInstruction(place.getNodeName(),
place.getNodeValue());
break;
}
case Node.TEXT_NODE: {
node = factory.createTextNode(place.getNodeValue());
break;
}
default: {
throw new IllegalArgumentException("can't copy node type, "+
type+" ("+
place.getNodeName()+')');
}
}
dest.appendChild(node);
// iterate over children
if (place.hasChildNodes()) {
parent = place;
place = place.getFirstChild();
dest = node;
}
// advance
else {
place = place.getNextSibling();
while (place == null && parent != start) {
place = parent.getNextSibling();
parent = parent.getParentNode();
dest = dest.getParentNode();
}
}
}
}
/**
* Copies the source tree into the specified place in a destination
* tree. The source node and its children are appended as children
* of the destination node.
* <p>
* <em>Note:</em> This is an iterative implementation.
*/
public static void copyInto(Node src, Node dest) throws DOMException {
// get node factory
Document factory = dest.getOwnerDocument();
boolean domimpl = factory instanceof DocumentImpl;
// placement variables
Node start = src;
Node parent = src;
Node place = src;
// traverse source tree
while (place != null) {
// copy this node
Node node = null;
int type = place.getNodeType();
switch (type) {
case Node.CDATA_SECTION_NODE: {
node = factory.createCDATASection(place.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
node = factory.createComment(place.getNodeValue());
break;
}
case Node.ELEMENT_NODE: {
Element element = factory.createElement(place.getNodeName());
node = element;
NamedNodeMap attrs = place.getAttributes();
int attrCount = attrs.getLength();
for (int i = 0; i < attrCount; i++) {
Attr attr = (Attr)attrs.item(i);
String attrName = attr.getNodeName();
String attrValue = attr.getNodeValue();
element.setAttribute(attrName, attrValue);
if (domimpl && !attr.getSpecified()) {
((AttrImpl)element.getAttributeNode(attrName)).setSpecified(false);
}
}
break;
}
case Node.ENTITY_REFERENCE_NODE: {
node = factory.createEntityReference(place.getNodeName());
break;
}
case Node.PROCESSING_INSTRUCTION_NODE: {
node = factory.createProcessingInstruction(place.getNodeName(),
place.getNodeValue());
break;
}
case Node.TEXT_NODE: {
node = factory.createTextNode(place.getNodeValue());
break;
}
default: {
throw new IllegalArgumentException("can't copy node type, "+
type+" ("+
place.getNodeName()+')');
}
}
dest.appendChild(node);
// iterate over children
if (place.hasChildNodes()) {
parent = place;
place = place.getFirstChild();
dest = node;
}
// advance
else {
place = place.getNextSibling();
while (place == null && parent != start) {
place = parent.getNextSibling();
parent = parent.getParentNode();
dest = dest.getParentNode();
}
}
}
}
/**
* Copies the source tree into the specified place in a destination
* tree. The source node and its children are appended as children
* of the destination node.
* <p>
* <em>Note:</em> This is an iterative implementation.
*/
public static void copyInto(Node src, Node dest) throws DOMException {
// get node factory
Document factory = dest.getOwnerDocument();
boolean domimpl = factory instanceof DocumentImpl;
// placement variables
Node start = src;
Node parent = src;
Node place = src;
// traverse source tree
while (place != null) {
// copy this node
Node node = null;
int type = place.getNodeType();
switch (type) {
case Node.CDATA_SECTION_NODE: {
node = factory.createCDATASection(place.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
node = factory.createComment(place.getNodeValue());
break;
}
case Node.ELEMENT_NODE: {
Element element = factory.createElement(place.getNodeName());
node = element;
NamedNodeMap attrs = place.getAttributes();
int attrCount = attrs.getLength();
for (int i = 0; i < attrCount; i++) {
Attr attr = (Attr)attrs.item(i);
String attrName = attr.getNodeName();
String attrValue = attr.getNodeValue();
element.setAttribute(attrName, attrValue);
if (domimpl && !attr.getSpecified()) {
((AttrImpl)element.getAttributeNode(attrName)).setSpecified(false);
}
}
break;
}
case Node.ENTITY_REFERENCE_NODE: {
node = factory.createEntityReference(place.getNodeName());
break;
}
case Node.PROCESSING_INSTRUCTION_NODE: {
node = factory.createProcessingInstruction(place.getNodeName(),
place.getNodeValue());
break;
}
case Node.TEXT_NODE: {
node = factory.createTextNode(place.getNodeValue());
break;
}
default: {
throw new IllegalArgumentException("can't copy node type, "+
type+" ("+
place.getNodeName()+')');
}
}
dest.appendChild(node);
// iterate over children
if (place.hasChildNodes()) {
parent = place;
place = place.getFirstChild();
dest = node;
}
// advance
else {
place = place.getNextSibling();
while (place == null && parent != start) {
place = parent.getNextSibling();
parent = parent.getParentNode();
dest = dest.getParentNode();
}
}
}
}
/**
* Copies the source tree into the specified place in a destination
* tree. The source node and its children are appended as children
* of the destination node.
* <p>
* <em>Note:</em> This is an iterative implementation.
*/
public static void copyInto(Node src, Node dest) throws DOMException {
// get node factory
Document factory = dest.getOwnerDocument();
boolean domimpl = factory instanceof DocumentImpl;
// placement variables
Node start = src;
Node parent = src;
Node place = src;
// traverse source tree
while (place != null) {
// copy this node
Node node = null;
int type = place.getNodeType();
switch (type) {
case Node.CDATA_SECTION_NODE: {
node = factory.createCDATASection(place.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
node = factory.createComment(place.getNodeValue());
break;
}
case Node.ELEMENT_NODE: {
Element element = factory.createElement(place.getNodeName());
node = element;
NamedNodeMap attrs = place.getAttributes();
int attrCount = attrs.getLength();
for (int i = 0; i < attrCount; i++) {
Attr attr = (Attr)attrs.item(i);
String attrName = attr.getNodeName();
String attrValue = attr.getNodeValue();
element.setAttribute(attrName, attrValue);
if (domimpl && !attr.getSpecified()) {
((AttrImpl)element.getAttributeNode(attrName)).setSpecified(false);
}
}
break;
}
case Node.ENTITY_REFERENCE_NODE: {
node = factory.createEntityReference(place.getNodeName());
break;
}
case Node.PROCESSING_INSTRUCTION_NODE: {
node = factory.createProcessingInstruction(place.getNodeName(),
place.getNodeValue());
break;
}
case Node.TEXT_NODE: {
node = factory.createTextNode(place.getNodeValue());
break;
}
default: {
throw new IllegalArgumentException("can't copy node type, "+
type+" ("+
place.getNodeName()+')');
}
}
dest.appendChild(node);
// iterate over children
if (place.hasChildNodes()) {
parent = place;
place = place.getFirstChild();
dest = node;
}
// advance
else {
place = place.getNextSibling();
while (place == null && parent != start) {
place = parent.getNextSibling();
parent = parent.getParentNode();
dest = dest.getParentNode();
}
}
}
}