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| package org.dom4j.tree; |
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| import java.io.IOException; |
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| import java.io.Serializable; |
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| import java.io.Writer; |
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| import java.util.List; |
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| |
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| import org.dom4j.Document; |
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| import org.dom4j.DocumentFactory; |
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| import org.dom4j.Element; |
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| import org.dom4j.Node; |
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| import org.dom4j.NodeFilter; |
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| import org.dom4j.XPath; |
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| import org.dom4j.rule.Pattern; |
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| public abstract class AbstractNode implements Node, Cloneable, Serializable { |
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| protected static final String[] NODE_TYPE_NAMES ={ |
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| "Node", "Element", "Attribute", "Text", "CDATA", "Entity", "Entity", "ProcessingInstruction", |
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| "Comment", "Document", "DocumentType", "DocumentFragment", "Notation", "Namespace","Unknown" |
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| }; |
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| private static final DocumentFactory DOCUMENT_FACTORY = DocumentFactory.getInstance(); |
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457236
| public AbstractNode() {
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| } |
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0
| public short getNodeType() {
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| return UNKNOWN_NODE;
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| } |
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| |
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| public String getNodeTypeName() {
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| int type = getNodeType();
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| if ( type < 0 || type >= NODE_TYPE_NAMES.length ) {
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| return "Unknown";
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| } |
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| return NODE_TYPE_NAMES[type];
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| } |
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| |
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| public Document getDocument() {
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| Element element = getParent();
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| return ( element != null ) ? element.getDocument() : null;
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| } |
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| public void setDocument(Document document) {
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| } |
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| public Element getParent() {
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| return null;
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| } |
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11888
| public void setParent(Element parent) {
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| } |
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| public boolean supportsParent() {
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| return false;
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| } |
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| public boolean isReadOnly() {
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| return true;
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| } |
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0
| public boolean hasContent() {
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| return false;
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| } |
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| public String getPath() {
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| return getPath(null);
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| } |
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| public String getUniquePath() {
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| return getUniquePath(null);
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| } |
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| public Object clone() {
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| if ( isReadOnly() ) {
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| return this;
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| } |
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| else { |
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| try {
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| Node answer = (Node) super.clone();
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| answer.setParent( null );
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| answer.setDocument( null );
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| return answer;
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| } |
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| catch (CloneNotSupportedException e) { |
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| |
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| throw new RuntimeException( "This should never happen. Caught: " + e );
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| } |
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| } |
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| } |
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| public Node detach() {
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| Element parent = getParent();
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| if ( parent != null ) {
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| parent.remove( this );
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| } |
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| else { |
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| Document document = getDocument();
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| if ( document != null ) {
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4
| document.remove( this );
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| } |
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| } |
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| setParent(null);
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| setDocument(null);
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| return this;
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| } |
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0
| public String getName() {
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| return null;
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| } |
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| public void setName(String name) {
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| throw new UnsupportedOperationException( "This node cannot be modified" );
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| } |
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| public String getText() {
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| return null;
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| } |
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| public String getStringValue() {
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| return getText();
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| } |
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0
| public void setText(String text) {
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| throw new UnsupportedOperationException( "This node cannot be modified" );
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| } |
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0
| public void write(Writer writer) throws IOException {
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| writer.write( asXML() );
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| } |
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4
| public Object selectObject(String xpathExpression) {
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| XPath xpath = createXPath(xpathExpression);
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0
| return xpath.selectObject(this);
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| } |
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456
| public List selectNodes(String xpathExpression) {
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456
| XPath xpath = createXPath(xpathExpression);
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456
| return xpath.selectNodes(this);
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| } |
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| |
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2
| public List selectNodes(
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| String xpathExpression, |
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| String comparisonXPathExpression |
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| ) { |
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| return selectNodes(
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| xpathExpression, comparisonXPathExpression, false |
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| ); |
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| } |
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4
| public List selectNodes(
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| String xpathExpression, |
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| String comparisonXPathExpression, |
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| boolean removeDuplicates |
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| ) { |
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4
| XPath xpath = createXPath(xpathExpression);
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4
| XPath sortBy = createXPath(comparisonXPathExpression);
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181 |
4
| return xpath.selectNodes(this, sortBy, removeDuplicates);
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| } |
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| |
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184 |
128
| public Node selectSingleNode(String xpathExpression) {
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128
| XPath xpath = createXPath(xpathExpression);
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186 |
128
| return xpath.selectSingleNode(this);
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| } |
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| |
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189 |
168
| public String valueOf(String xpathExpression) {
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190 |
168
| XPath xpath = createXPath(xpathExpression);
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191 |
168
| return xpath.valueOf(this);
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192 |
| } |
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193 |
| |
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194 |
0
| public Number numberValueOf(String xpathExpression) {
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195 |
0
| XPath xpath = createXPath(xpathExpression);
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196 |
0
| return xpath.numberValueOf(this);
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197 |
| } |
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198 |
| |
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199 |
18
| public boolean matches(String patternText) {
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200 |
18
| NodeFilter filter = createXPathFilter(patternText);
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201 |
18
| return filter.matches(this);
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202 |
| } |
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203 |
| |
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204 |
1448
| public XPath createXPath(String xpathExpression) {
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205 |
1448
| return getDocumentFactory().createXPath(xpathExpression);
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206 |
| } |
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207 |
| |
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208 |
18
| public NodeFilter createXPathFilter(String patternText) {
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209 |
18
| return getDocumentFactory().createXPathFilter(patternText);
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210 |
| } |
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211 |
| |
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212 |
0
| public Pattern createPattern(String patternText) {
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213 |
0
| return getDocumentFactory().createPattern(patternText);
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214 |
| } |
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215 |
| |
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216 |
| |
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217 |
152
| public Node asXPathResult(Element parent) {
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218 |
152
| if (supportsParent()) {
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219 |
0
| return this;
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220 |
| } |
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221 |
152
| return createXPathResult(parent);
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222 |
| } |
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223 |
| |
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224 |
0
| protected DocumentFactory getDocumentFactory() {
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225 |
0
| return DOCUMENT_FACTORY;
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226 |
| } |
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227 |
| |
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228 |
0
| protected Node createXPathResult(Element parent) {
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229 |
0
| throw new RuntimeException("asXPathResult() not yet implemented fully for: " + this );
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| } |
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| } |
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