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Diffstat (limited to 'awt/javax/imageio/metadata/IIOMetadataNode.java')
| -rw-r--r-- | awt/javax/imageio/metadata/IIOMetadataNode.java | 1070 |
1 files changed, 0 insertions, 1070 deletions
diff --git a/awt/javax/imageio/metadata/IIOMetadataNode.java b/awt/javax/imageio/metadata/IIOMetadataNode.java deleted file mode 100644 index adc6d67..0000000 --- a/awt/javax/imageio/metadata/IIOMetadataNode.java +++ /dev/null @@ -1,1070 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package javax.imageio.metadata; - -import java.util.ArrayList; -import java.util.List; - -import org.w3c.dom.Attr; -import org.w3c.dom.DOMException; -import org.w3c.dom.Document; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; - -//???AWT -//import org.w3c.dom.TypeInfo; -//import org.w3c.dom.UserDataHandler; - -/** - * The Class IIOMetadataNode represents a node of the (DOM-style) metadata tree. - * - * @since Android 1.0 - */ -public class IIOMetadataNode implements Element, NodeList { - - /** - * The node name. - */ - private String nodeName; - - /** - * The node value. - */ - private String nodeValue; - - /** - * The attributes. - */ - private IIOMetadataNodeList attrs = new IIOMetadataNodeList(new ArrayList<IIOMetadataNode>()); - - /** - * The parent node. - */ - private IIOMetadataNode parent; - - /** - * The first child node. - */ - private IIOMetadataNode firstChild; - - /** - * The last child node. - */ - private IIOMetadataNode lastChild; - - /** - * The previous sibling. - */ - private IIOMetadataNode previousSibling; - - /** - * The next sibling. - */ - private IIOMetadataNode nextSibling; - - /** - * The number of children. - */ - private int nChildren; - - /** - * The user object associated with this node. - */ - private Object userObject; - - /** - * The text content of this node. - */ - private String textContent; - - /** - * Instantiates a new empty node. - */ - public IIOMetadataNode() { - } - - /** - * Instantiates a new empty node with the specified name. - * - * @param nodeName - * the node name. - */ - public IIOMetadataNode(String nodeName) { - this.nodeName = nodeName; - } - - /** - * Instantiates a new IIOMetadataNode with the specified name and value. - * - * @param nodeName - * the node name. - * @param nodeValue - * the node value. - */ - private IIOMetadataNode(String nodeName, String nodeValue) { - this.nodeName = nodeName; - this.nodeValue = nodeValue; - } - - public String getTagName() { - return nodeName; - } - - public String getAttribute(String name) { - Attr attrNode = (Attr)attrs.getNamedItem(name); - return (attrNode == null) ? "" : attrNode.getValue(); - } - - public void setAttribute(String name, String value) throws DOMException { - Attr attr = (Attr)attrs.getNamedItem(name); - if (attr != null) { - attr.setValue(value); - } else { - attrs.list.add(new IIOMetadataAttr(name, value, this)); - } - } - - public void removeAttribute(String name) throws DOMException { - IIOMetadataAttr attr = (IIOMetadataAttr)attrs.getNamedItem(name); - if (attr != null) { - attr.setOwnerElement(null); - attrs.list.remove(attr); - } - } - - public Attr getAttributeNode(String name) { - return (Attr)attrs.getNamedItem(name); - } - - public Attr setAttributeNode(Attr newAttr) throws DOMException { - // Check if this attribute is already in use. - Element owner = newAttr.getOwnerElement(); - if (owner != null) { - if (owner == this) { // Replacing an attribute node by itself has no - // effect - return null; - } else { - throw new DOMException(DOMException.INUSE_ATTRIBUTE_ERR, - "Attribute is already in use"); - } - } - - String name = newAttr.getName(); - Attr oldAttr = getAttributeNode(name); - if (oldAttr != null) { - removeAttributeNode(oldAttr); - } - - IIOMetadataAttr iioAttr; - if (newAttr instanceof IIOMetadataAttr) { - iioAttr = (IIOMetadataAttr)newAttr; - iioAttr.setOwnerElement(this); - } else { - iioAttr = new IIOMetadataAttr(name, newAttr.getValue(), this); - } - - attrs.list.add(iioAttr); - - return oldAttr; - } - - public Attr removeAttributeNode(Attr oldAttr) throws DOMException { - if (!attrs.list.remove(oldAttr)) { // Not found - throw new DOMException(DOMException.NOT_FOUND_ERR, "No such attribute!"); - } - - ((IIOMetadataAttr)oldAttr).setOwnerElement(null); - - return oldAttr; - } - - public NodeList getElementsByTagName(String name) { - ArrayList<IIOMetadataNode> nodes = new ArrayList<IIOMetadataNode>(); - - // Non-recursive tree walk - Node pos = this; - - while (pos != null) { - if (pos.getNodeName().equals(name)) { - nodes.add((IIOMetadataNode)pos); - } - - Node nextNode = pos.getFirstChild(); - - while (nextNode == null) { - if (pos == this) { - break; - } - - nextNode = pos.getNextSibling(); - - if (nextNode == null) { - pos = pos.getParentNode(); - - if (pos == null || pos == this) { - nextNode = null; - break; - } - } - } - pos = nextNode; - } - - return new IIOMetadataNodeList(nodes); - } - - public String getAttributeNS(String namespaceURI, String localName) throws DOMException { - return getAttribute(localName); - } - - public void setAttributeNS(String namespaceURI, String qualifiedName, String value) - throws DOMException { - setAttribute(qualifiedName, value); - } - - public void removeAttributeNS(String namespaceURI, String localName) throws DOMException { - removeAttribute(localName); - } - - public Attr getAttributeNodeNS(String namespaceURI, String localName) throws DOMException { - return getAttributeNode(localName); - } - - public Attr setAttributeNodeNS(Attr newAttr) throws DOMException { - return setAttributeNode(newAttr); - } - - public NodeList getElementsByTagNameNS(String namespaceURI, String localName) - throws DOMException { - return getElementsByTagName(localName); - } - - public boolean hasAttribute(String name) { - return attrs.getNamedItem(name) != null; - } - - public boolean hasAttributeNS(String namespaceURI, String localName) throws DOMException { - return hasAttribute(localName); - } - - // ???AWT - /* - * public TypeInfo getSchemaTypeInfo() { throw new - * DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); } - */ - - /** - * <i>Description copied from interface: org.w3c.dom.Element (DOM Level - * 3)</i> - * <p> - * If the parameter isId is true, this method declares the specified - * attribute to be a user-determined ID attribute . This affects the value - * of Attr.isId and the behavior of Document.getElementById, but does not - * change any schema that may be in use, in particular this does not affect - * the Attr.schemaTypeInfo of the specified Attr node. Use the value false - * for the parameter isId to undeclare an attribute for being a - * user-determined ID attribute. To specify an attribute by local name and - * namespace URI, use the setIdAttributeNS method. - * </p> - * - * @param name - * the name of the attribute. - * @param isId - * the flag which determines whether this attribute is of type - * ID. - * @throws DOMException - * if a DOM error occurred while setting the attribute type. - * <p> - * NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. - * <br> - * NOT_FOUND_ERR: Raised if the specified node is not an - * attribute of this element. - * </p> - */ - public void setIdAttribute(String name, boolean isId) throws DOMException { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Element (DOM Level - * 3)</i> - * <p> - * If the parameter isId is true, this method declares the specified - * attribute to be a user-determined ID attribute . This affects the value - * of Attr.isId and the behavior of Document.getElementById, but does not - * change any schema that may be in use, in particular this does not affect - * the Attr.schemaTypeInfo of the specified Attr node. Use the value false - * for the parameter isId to undeclare an attribute for being a - * user-determined ID attribute. - * </p> - * - * @param namespaceURI - * the namespace URI of the attribute. - * @param localName - * the local name of the attribute. - * @param isId - * the flag which determines whether this attribute is of type - * ID. - * @throws DOMException - * if a DOM error occurred while setting the attribute type. - * <p> - * NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. - * <br> - * NOT_FOUND_ERR: Raised if the specified node is not an - * attribute of this element. - * </p> - */ - public void setIdAttributeNS(String namespaceURI, String localName, boolean isId) - throws DOMException { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Element (DOM Level - * 3)</i> - * <p> - * If the parameter isId is true, this method declares the specified - * attribute to be a user-determined ID attribute . This affects the value - * of Attr.isId and the behavior of Document.getElementById, but does not - * change any schema that may be in use, in particular this does not affect - * the Attr.schemaTypeInfo of the specified Attr node. Use the value false - * for the parameter isId to undeclare an attribute for being a - * user-determined ID attribute. - * </p> - * - * @param idAttr - * the attribute node. - * @param isId - * the flag which determines whether this attribute is of type - * ID. - * @throws DOMException - * if a DOM error occurred while setting the attribute type. - * <p> - * NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. - * <br> - * NOT_FOUND_ERR: Raised if the specified node is not an - * attribute of this element. - * </p> - */ - public void setIdAttributeNode(Attr idAttr, boolean isId) throws DOMException { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - public String getNodeName() { - return nodeName; - } - - public String getNodeValue() throws DOMException { - return nodeValue; - } - - public void setNodeValue(String nodeValue) throws DOMException { - this.nodeValue = nodeValue; - } - - public short getNodeType() { - return ELEMENT_NODE; - } - - public Node getParentNode() { - return parent; - } - - public NodeList getChildNodes() { - return this; - } - - public Node getFirstChild() { - return firstChild; - } - - public Node getLastChild() { - return lastChild; - } - - public Node getPreviousSibling() { - return previousSibling; - } - - public Node getNextSibling() { - return nextSibling; - } - - public NamedNodeMap getAttributes() { - return attrs; - } - - public Document getOwnerDocument() { - return null; - } - - public Node insertBefore(Node newChild, Node refChild) throws DOMException { - if (newChild == null) { - throw new IllegalArgumentException("newChild == null!"); - } - - IIOMetadataNode newIIOChild = (IIOMetadataNode)newChild; - IIOMetadataNode refIIOChild = (IIOMetadataNode)refChild; - - newIIOChild.parent = this; - - if (refIIOChild == null) { - newIIOChild.nextSibling = null; - newIIOChild.previousSibling = lastChild; - - // Fix this node - lastChild = newIIOChild; - if (firstChild == null) { - firstChild = newIIOChild; - } - } else { - newIIOChild.nextSibling = refIIOChild; - newIIOChild.previousSibling = refIIOChild.previousSibling; - - // Fix this node - if (firstChild == refIIOChild) { - firstChild = newIIOChild; - } - - // Fix next node - if (refIIOChild != null) { - refIIOChild.previousSibling = newIIOChild; - } - } - - // Fix prev node - if (newIIOChild.previousSibling != null) { - newIIOChild.previousSibling.nextSibling = newIIOChild; - } - - nChildren++; - - return newIIOChild; - } - - public Node replaceChild(Node newChild, Node oldChild) throws DOMException { - if (newChild == null) { - throw new IllegalArgumentException("newChild == null!"); - } - - IIOMetadataNode newIIOChild = (IIOMetadataNode)newChild; - IIOMetadataNode oldIIOChild = (IIOMetadataNode)oldChild; - - IIOMetadataNode next = oldIIOChild.nextSibling; - IIOMetadataNode previous = oldIIOChild.previousSibling; - - // Fix new node - newIIOChild.parent = this; - newIIOChild.nextSibling = next; - newIIOChild.previousSibling = previous; - - // Fix this node - if (lastChild == oldIIOChild) { - lastChild = newIIOChild; - } - if (firstChild == oldIIOChild) { - firstChild = newIIOChild; - } - - // Fix siblings - if (next != null) { - next.previousSibling = newIIOChild; - } - if (previous != null) { - previous.nextSibling = newIIOChild; - } - - // Fix old child - oldIIOChild.parent = null; - oldIIOChild.nextSibling = next; - oldIIOChild.previousSibling = previous; - - return oldIIOChild; - } - - public Node removeChild(Node oldChild) throws DOMException { - if (oldChild == null) { - throw new IllegalArgumentException("oldChild == null!"); - } - - IIOMetadataNode oldIIOChild = (IIOMetadataNode)oldChild; - - // Fix next and previous - IIOMetadataNode previous = oldIIOChild.previousSibling; - IIOMetadataNode next = oldIIOChild.nextSibling; - - if (previous != null) { - previous.nextSibling = next; - } - if (next != null) { - next.previousSibling = previous; - } - - // Fix this node - if (lastChild == oldIIOChild) { - lastChild = previous; - } - if (firstChild == oldIIOChild) { - firstChild = next; - } - nChildren--; - - // Fix old child - oldIIOChild.parent = null; - oldIIOChild.previousSibling = null; - oldIIOChild.nextSibling = null; - - return oldIIOChild; - } - - public Node appendChild(Node newChild) throws DOMException { - return insertBefore(newChild, null); - } - - public boolean hasChildNodes() { - return nChildren != 0; - } - - public Node cloneNode(boolean deep) { - IIOMetadataNode cloned = new IIOMetadataNode(nodeName); - cloned.setUserObject(getUserObject()); - - if (deep) { // Clone recursively - IIOMetadataNode c = firstChild; - while (c != null) { - cloned.insertBefore(c.cloneNode(true), null); - c = c.nextSibling; - } - } - - return cloned; // To change body of implemented methods use File | - // Settings | File Templates. - } - - public void normalize() { - // Do nothing - } - - public boolean isSupported(String feature, String version) { - return false; - } - - public String getNamespaceURI() { - return null; - } - - public String getPrefix() { - return null; - } - - public void setPrefix(String prefix) throws DOMException { - // Do nothing - } - - public String getLocalName() { - return nodeName; - } - - public boolean hasAttributes() { - return attrs.list.size() > 0; - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * The absolute base URI of this node or null if the implementation wasn't - * able to obtain an absolute URI. This value is computed as described in. - * However, when the Document supports the feature "HTML" [DOM Level 2 - * HTML], the base URI is computed using first the value of the href - * attribute of the HTML BASE element if any, and the value of the - * documentURI attribute from the Document interface otherwise. - * </p> - * - * @return the string representation of the absolute base URI. - */ - public String getBaseURI() { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Compares the reference node, i.e. the node on which this method is being - * called, with a node, i.e. the one passed as a parameter, with regard to - * their position in the document and according to the document order. - * </p> - * - * @param other - * the node to compare against the reference node. - * @return Returns how the node is positioned relatively to the reference - * node. - * @throws DOMException - * NOT_SUPPORTED_ERR: when the compared nodes are from different - * DOM implementations that do not coordinate to return - * consistent implementation-specific results. - */ - public short compareDocumentPosition(Node other) throws DOMException { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * This attribute returns the text content of this node and its descendants. - * When it is defined to be null, setting it has no effect. On setting, any - * possible children this node may have are removed and, if it the new - * string is not empty or null, replaced by a single Text node containing - * the string this attribute is set to. On getting, no serialization is - * performed, the returned string does not contain any markup. No whitespace - * normalization is performed and the returned string does not contain the - * white spaces in element content (see the attribute - * Text.isElementContentWhitespace). Similarly, on setting, no parsing is - * performed either, the input string is taken as pure textual content. The - * string returned is made of the text content of this node depending on its - * type, as defined below: - * <table> - * <tr> - * <td><strong>Node type</strong></td> - * <td><strong>Content</strong></td> - * </tr> - * <tr> - * <td>ELEMENT_NODE, ATTRIBUTE_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE, - * DOCUMENT_FRAGMENT_NODE</td> - * <td>concatenation of the textContent attribute value of every child node, - * excluding COMMENT_NODE and PROCESSING_INSTRUCTION_NODE nodes. This is the - * empty string if the node has no children.</td> - * </tr> - * <tr> - * <td>TEXT_NODE, CDATA_SECTION_NODE, COMMENT_NODE, - * PROCESSING_INSTRUCTION_NODE</td> - * <td>nodeValue</td> - * </tr> - * <tr> - * <td>DOCUMENT_NODE, DOCUMENT_TYPE_NODE, NOTATION_NODE</td> - * <td>null</td> - * </tr> - * </table> - * </p> - * - * @return the text content depending on the type of this node. - * @throws DOMException - * DOMSTRING_SIZE_ERR: Raised when it would return more - * characters than fit in a DOMString variable on the - * implementation platform. - */ - public String getTextContent() throws DOMException { - return textContent; - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * This attribute returns the text content of this node and its descendants. - * When it is defined to be null, setting it has no effect. On setting, any - * possible children this node may have are removed and, if it the new - * string is not empty or null, replaced by a single Text node containing - * the string this attribute is set to. On getting, no serialization is - * performed, the returned string does not contain any markup. No whitespace - * normalization is performed and the returned string does not contain the - * white spaces in element content (see the attribute - * Text.isElementContentWhitespace). Similarly, on setting, no parsing is - * performed either, the input string is taken as pure textual content. The - * string returned is made of the text content of this node depending on its - * type, as defined below: - * <table> - * <tr> - * <td><strong>Node type</strong></td> - * <td><strong>Content</strong></td> - * </tr> - * <tr> - * <td>ELEMENT_NODE, ATTRIBUTE_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE, - * DOCUMENT_FRAGMENT_NODE</td> - * <td>concatenation of the textContent attribute value of every child node, - * excluding COMMENT_NODE and PROCESSING_INSTRUCTION_NODE nodes. This is the - * empty string if the node has no children.</td> - * </tr> - * <tr> - * <td>TEXT_NODE, CDATA_SECTION_NODE, COMMENT_NODE, - * PROCESSING_INSTRUCTION_NODE</td> - * <td>nodeValue</td> - * </tr> - * <tr> - * <td>DOCUMENT_NODE, DOCUMENT_TYPE_NODE, NOTATION_NODE</td> - * <td>null</td> - * </tr> - * </table> - * </p> - * - * @param textContent - * the text content for this node. - * @throws DOMException - * NO_MODIFICATION_ALLOWED_ERR: Raised when the node is - * readonly. - */ - public void setTextContent(String textContent) throws DOMException { - this.textContent = textContent; - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Returns whether this node is the same node as the given one. This method - * provides a way to determine whether two Node references returned by the - * implementation reference the same object. When two Node references are - * references to the same object, even if through a proxy, the references - * may be used completely interchangeably, such that all attributes have the - * same values and calling the same DOM method on either reference always - * has exactly the same effect. - * </p> - * - * @param other - * the node to test against. - * @return true, if the nodes are the same, false otherwise. - */ - public boolean isSameNode(Node other) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Look up the prefix associated to the given namespace URI, starting from - * this node. The default namespace declarations are ignored by this method. - * See for details on the algorithm used by this method. - * </p> - * - * @param namespaceURI - * the namespace URI to look for. - * @return the associated namespace prefix if found or null if none is - * found. If more than one prefix are associated to the namespace - * prefix, the returned namespace prefix is implementation - * dependent. - */ - public String lookupPrefix(String namespaceURI) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * This method checks if the specified namespaceURI is the default namespace - * or not. - * </p> - * - * @param namespaceURI - * the namespace URI to look for. - * @return true, if the specified namespaceURI is the default namespace, - * false otherwise. - */ - public boolean isDefaultNamespace(String namespaceURI) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Look up the namespace URI associated to the given prefix, starting from - * this node. See for details on the algorithm used by this method. - * </p> - * - * @param prefix - * the prefix to look for. If this parameter is null, the method - * will return the default namespace URI if any. - * @return the associated namespace URI or null if none is found. - */ - public String lookupNamespaceURI(String prefix) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Tests whether two nodes are equal. This method tests for equality of - * nodes, not sameness (i.e., whether the two nodes are references to the - * same object) which can be tested with Node.isSameNode(). All nodes that - * are the same will also be equal, though the reverse may not be true. Two - * nodes are equal if and only if the following conditions are satisfied: - * <p> - * <li>The two nodes are of the same type.</li> - * <li>The following string attributes are equal: nodeName, localName, - * namespaceURI, prefix, nodeValue . This is: they are both null, or they - * have the same length and are character for character identical.</li> - * <li>The attributes NamedNodeMaps are equal. This is: they are both null, - * or they have the same length and for each node that exists in one map - * there is a node that exists in the other map and is equal, although not - * necessarily at the same index.</li> - * <li>The childNodes NodeLists are equal. This is: they are both null, or - * they have the same length and contain equal nodes at the same index. Note - * that normalization can affect equality; to avoid this, nodes should be - * normalized before being compared.</li> - * </p> - * For two DocumentType nodes to be equal, the following conditions must - * also be satisfied: - * <p> - * <li>The following string attributes are equal: publicId, systemId, - * internalSubset.</li> - * <li>The entities NamedNodeMaps are equal.</li> - * <li>The notations NamedNodeMaps are equal.</li> - * </p> - * On the other hand, the following do not affect equality: the - * ownerDocument, baseURI, and parentNode attributes, the specified - * attribute for Attr nodes, the schemaTypeInfo attribute for Attr and - * Element nodes, the Text.isElementContentWhitespace attribute for Text - * nodes, as well as any user data or event listeners registered on the - * nodes. </p> - * <p> - * Note: As a general rule, anything not mentioned in the description above - * is not significant in consideration of equality checking. Note that - * future versions of this specification may take into account more - * attributes and implementations conform to this specification are expected - * to be updated accordingly. - * </p> - * - * @param arg - * the node to compare equality with. - * @return true, if the nodes are equal, false otherwise. - */ - public boolean isEqualNode(Node arg) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * This method returns a specialized object which implements the specialized - * APIs of the specified feature and version, as specified in. The - * specialized object may also be obtained by using binding-specific casting - * methods but is not necessarily expected to, as discussed in. This method - * also allow the implementation to provide specialized objects which do not - * support the Node interface. - * </p> - * - * @param feature - * the name of the feature requested. Note that any plus sign "+" - * prepended to the name of the feature will be ignored since it - * is not significant in the context of this method. - * @param version - * this is the version number of the feature to test. - * @return the object which implements the specialized APIs of the specified - * feature and version, if any, or null if there is no object which - * implements interfaces associated with that feature. If the - * DOMObject returned by this method implements the Node interface, - * it must delegate to the primary core Node and not return results - * inconsistent with the primary core Node such as attributes, - * childNodes, etc. - */ - public Object getFeature(String feature, String version) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - // ???AWT - /* - * public Object setUserData(String key, Object data, UserDataHandler - * handler) { throw new DOMException(DOMException.NOT_SUPPORTED_ERR, - * "Method not supported"); } - */ - - /** - * <i>Description copied from interface: org.w3c.dom.Node (DOM Level 3)</i> - * <p> - * Retrieves the object associated to a key on a this node. The object must - * first have been set to this node by calling setUserData with the same - * key. - * </p> - * - * @param key - * the key the object is associated to. - * @return the DOMUserData associated to the given key on this node, or null - * if there was none. - */ - public Object getUserData(String key) { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - public Node item(int index) { - if (index < 0 || index >= nChildren) { - return null; - } - - Node n; - for (n = getFirstChild(); index > 0; index--) { - n = n.getNextSibling(); - } - - return n; - } - - public int getLength() { - return nChildren; - } - - /** - * Gets the user object associated with this node. - * - * @return the user object associated with this node. - */ - public Object getUserObject() { - return userObject; - } - - /** - * Sets the user object associated with this node. - * - * @param userObject - * the new user object associated with this node. - */ - public void setUserObject(Object userObject) { - this.userObject = userObject; - } - - /** - * The Class IIOMetadataAttr. - */ - private class IIOMetadataAttr extends IIOMetadataNode implements Attr { - - /** - * The owner element. - */ - private Element ownerElement; - - /** - * Instantiates a new iIO metadata attr. - * - * @param name - * the name. - * @param value - * the value. - * @param owner - * the owner. - */ - public IIOMetadataAttr(String name, String value, Element owner) { - super(name, value); - this.ownerElement = owner; - } - - public String getName() { - return getNodeName(); - } - - public boolean getSpecified() { - return true; - } - - public String getValue() { - return nodeValue; - } - - public void setValue(String value) throws DOMException { - nodeValue = value; - } - - public Element getOwnerElement() { - return ownerElement; - } - - /** - * Sets the owner element. - * - * @param ownerElement - * the new owner element. - */ - public void setOwnerElement(Element ownerElement) { - this.ownerElement = ownerElement; - } - - /** - * @return - */ - public boolean isId() { - throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported"); - } - - @Override - public short getNodeType() { - return ATTRIBUTE_NODE; - } - } - - /** - * The Class IIOMetadataNodeList. - */ - private class IIOMetadataNodeList implements NodeList, NamedNodeMap { - - /** - * The list. - */ - private List<IIOMetadataNode> list; - - /** - * Instantiates a new iIO metadata node list. - * - * @param list - * the list. - */ - IIOMetadataNodeList(List<IIOMetadataNode> list) { - this.list = list; - } - - public Node item(int index) { - try { - return list.get(index); - } catch (IndexOutOfBoundsException e) { - return null; - } - } - - public int getLength() { - return list.size(); - } - - public Node getNamedItem(String name) { - for (IIOMetadataNode node : list) { - if (name.equals(node.getNodeName())) { - return node; - } - } - return null; - } - - public Node setNamedItem(Node arg) throws DOMException { - throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR, - "This NamedNodeMap is read-only!"); - } - - public Node removeNamedItem(String name) throws DOMException { - throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR, - "This NamedNodeMap is read-only!"); - } - - public Node getNamedItemNS(String namespaceURI, String localName) throws DOMException { - return getNamedItem(localName); - } - - public Node setNamedItemNS(Node arg) throws DOMException { - throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR, - "This NamedNodeMap is read-only!"); - } - - public Node removeNamedItemNS(String namespaceURI, String localName) throws DOMException { - throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR, - "This NamedNodeMap is read-only!"); - } - } -} |