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Diffstat (limited to 'xml/src/main/java/org/kxml2/kdom/Node.java')
| -rw-r--r-- | xml/src/main/java/org/kxml2/kdom/Node.java | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/xml/src/main/java/org/kxml2/kdom/Node.java b/xml/src/main/java/org/kxml2/kdom/Node.java deleted file mode 100644 index 820390c..0000000 --- a/xml/src/main/java/org/kxml2/kdom/Node.java +++ /dev/null @@ -1,366 +0,0 @@ -/* Copyright (c) 2002,2003, Stefan Haustein, Oberhausen, Rhld., Germany - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. */ - -package org.kxml2.kdom; - -import java.util.*; -import java.io.*; -import org.xmlpull.v1.*; -/** A common base class for Document and Element, also used for - storing XML fragments. */ - -public class Node { //implements XmlIO{ - - public static final int DOCUMENT = 0; - public static final int ELEMENT = 2; - public static final int TEXT = 4; - public static final int CDSECT = 5; - public static final int ENTITY_REF = 6; - public static final int IGNORABLE_WHITESPACE = 7; - public static final int PROCESSING_INSTRUCTION = 8; - public static final int COMMENT = 9; - public static final int DOCDECL = 10; - - protected Vector children; - protected StringBuffer types; - - /** inserts the given child object of the given type at the - given index. */ - - public void addChild(int index, int type, Object child) { - - if (child == null) - throw new NullPointerException(); - - if (children == null) { - children = new Vector(); - types = new StringBuffer(); - } - - if (type == ELEMENT) { - if (!(child instanceof Element)) - throw new RuntimeException("Element obj expected)"); - - ((Element) child).setParent(this); - } - else if (!(child instanceof String)) - throw new RuntimeException("String expected"); - - children.insertElementAt(child, index); - types.insert(index, (char) type); - } - - /** convenience method for addChild (getChildCount (), child) */ - - public void addChild(int type, Object child) { - addChild(getChildCount(), type, child); - } - - /** Builds a default element with the given properties. Elements - should always be created using this method instead of the - constructor in order to enable construction of specialized - subclasses by deriving custom Document classes. Please note: - For no namespace, please use Xml.NO_NAMESPACE, null is not a - legal value. Currently, null is converted to Xml.NO_NAMESPACE, - but future versions may throw an exception. */ - - public Element createElement(String namespace, String name) { - - Element e = new Element(); - e.namespace = namespace == null ? "" : namespace; - e.name = name; - return e; - } - - /** Returns the child object at the given index. For child - elements, an Element object is returned. For all other child - types, a String is returned. */ - - public Object getChild(int index) { - return children.elementAt(index); - } - - /** Returns the number of child objects */ - - public int getChildCount() { - return children == null ? 0 : children.size(); - } - - /** returns the element at the given index. If the node at the - given index is a text node, null is returned */ - - public Element getElement(int index) { - Object child = getChild(index); - return (child instanceof Element) ? (Element) child : null; - } - - /** Returns the element with the given namespace and name. If the - element is not found, or more than one matching elements are - found, an exception is thrown. */ - - public Element getElement(String namespace, String name) { - - int i = indexOf(namespace, name, 0); - int j = indexOf(namespace, name, i + 1); - - if (i == -1 || j != -1) - throw new RuntimeException( - "Element {" - + namespace - + "}" - + name - + (i == -1 ? " not found in " : " more than once in ") - + this); - - return getElement(i); - } - - /* returns "#document-fragment". For elements, the element name is returned - - public String getName() { - return "#document-fragment"; - } - - /** Returns the namespace of the current element. For Node - and Document, Xml.NO_NAMESPACE is returned. - - public String getNamespace() { - return ""; - } - - public int getNamespaceCount () { - return 0; - } - - /** returns the text content if the element has text-only - content. Throws an exception for mixed content - - public String getText() { - - StringBuffer buf = new StringBuffer(); - int len = getChildCount(); - - for (int i = 0; i < len; i++) { - if (isText(i)) - buf.append(getText(i)); - else if (getType(i) == ELEMENT) - throw new RuntimeException("not text-only content!"); - } - - return buf.toString(); - } - */ - - /** Returns the text node with the given index or null if the node - with the given index is not a text node. */ - - public String getText(int index) { - return (isText(index)) ? (String) getChild(index) : null; - } - - /** Returns the type of the child at the given index. Possible - types are ELEMENT, TEXT, COMMENT, and PROCESSING_INSTRUCTION */ - - public int getType(int index) { - return types.charAt(index); - } - - /** Convenience method for indexOf (getNamespace (), name, - startIndex). - - public int indexOf(String name, int startIndex) { - return indexOf(getNamespace(), name, startIndex); - } - */ - - /** Performs search for an element with the given namespace and - name, starting at the given start index. A null namespace - matches any namespace, please use Xml.NO_NAMESPACE for no - namespace). returns -1 if no matching element was found. */ - - public int indexOf(String namespace, String name, int startIndex) { - - int len = getChildCount(); - - for (int i = startIndex; i < len; i++) { - - Element child = getElement(i); - - if (child != null - && name.equals(child.getName()) - && (namespace == null || namespace.equals(child.getNamespace()))) - return i; - } - return -1; - } - - public boolean isText(int i) { - int t = getType(i); - return t == TEXT || t == IGNORABLE_WHITESPACE || t == CDSECT; - } - - /** Recursively builds the child elements from the given parser - until an end tag or end document is found. - The end tag is not consumed. */ - - public void parse(XmlPullParser parser) - throws IOException, XmlPullParserException { - - boolean leave = false; - - do { - int type = parser.getEventType(); - - // System.out.println(parser.getPositionDescription()); - - switch (type) { - - case XmlPullParser.START_TAG : - { - Element child = - createElement( - parser.getNamespace(), - parser.getName()); - // child.setAttributes (event.getAttributes ()); - addChild(ELEMENT, child); - - // order is important here since - // setparent may perform some init code! - - child.parse(parser); - break; - } - - case XmlPullParser.END_DOCUMENT : - case XmlPullParser.END_TAG : - leave = true; - break; - - default : - if (parser.getText() != null) - addChild( - type == XmlPullParser.ENTITY_REF ? TEXT : type, - parser.getText()); - else if ( - type == XmlPullParser.ENTITY_REF - && parser.getName() != null) { - addChild(ENTITY_REF, parser.getName()); - } - parser.nextToken(); - } - } - while (!leave); - } - - /** Removes the child object at the given index */ - - public void removeChild(int idx) { - children.removeElementAt(idx); - - /*** Modification by HHS - start ***/ - // types.deleteCharAt (index); - /***/ - int n = types.length() - 1; - - for (int i = idx; i < n; i++) - types.setCharAt(i, types.charAt(i + 1)); - - types.setLength(n); - - /*** Modification by HHS - end ***/ - } - - /* returns a valid XML representation of this Element including - attributes and children. - public String toString() { - try { - ByteArrayOutputStream bos = - new ByteArrayOutputStream(); - XmlWriter xw = - new XmlWriter(new OutputStreamWriter(bos)); - write(xw); - xw.close(); - return new String(bos.toByteArray()); - } - catch (IOException e) { - throw new RuntimeException(e.toString()); - } - } - */ - - /** Writes this node to the given XmlWriter. For node and document, - this method is identical to writeChildren, except that the - stream is flushed automatically. */ - - public void write(XmlSerializer writer) throws IOException { - writeChildren(writer); - writer.flush(); - } - - /** Writes the children of this node to the given XmlWriter. */ - - public void writeChildren(XmlSerializer writer) throws IOException { - if (children == null) - return; - - int len = children.size(); - - for (int i = 0; i < len; i++) { - int type = getType(i); - Object child = children.elementAt(i); - switch (type) { - case ELEMENT : - ((Element) child).write(writer); - break; - - case TEXT : - writer.text((String) child); - break; - - case IGNORABLE_WHITESPACE : - writer.ignorableWhitespace((String) child); - break; - - case CDSECT : - writer.cdsect((String) child); - break; - - case COMMENT : - writer.comment((String) child); - break; - - case ENTITY_REF : - writer.entityRef((String) child); - break; - - case PROCESSING_INSTRUCTION : - writer.processingInstruction((String) child); - break; - - case DOCDECL : - writer.docdecl((String) child); - break; - - default : - throw new RuntimeException("Illegal type: " + type); - } - } - } -} |