javax.xml.xpath.XPathFactoryFinder.debugPrintln()方法的使用及代码示例

x33g5p2x  于2022-02-03 转载在 其他  
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本文整理了Java中javax.xml.xpath.XPathFactoryFinder.debugPrintln()方法的一些代码示例，展示了XPathFactoryFinder.debugPrintln()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。XPathFactoryFinder.debugPrintln()方法的具体详情如下：
包路径：javax.xml.xpath.XPathFactoryFinder
类名称：XPathFactoryFinder
方法名：debugPrintln

XPathFactoryFinder.debugPrintln介绍

[英]Conditional debug printing.
[中]条件调试打印。

代码示例

代码示例来源：origin: robovm/robovm

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: robovm/robovm

  1. /**
  2.  * Returns an {@link Iterator} that enumerates all
  3.  * the META-INF/services files that we care.
  4.  */
  5. private Iterable<URL> createServiceFileIterator() {
  6.   if (classLoader == null) {
  7.     URL resource = XPathFactoryFinder.class.getClassLoader().getResource(SERVICE_ID);
  8.     return Collections.singleton(resource);
  9.   } else {
  10.     try {
  11.       Enumeration<URL> e = classLoader.getResources(SERVICE_ID);
  12.       if (debug && !e.hasMoreElements()) {
  13.         debugPrintln("no "+SERVICE_ID+" file was found");
  14.       }
  15.       return Collections.list(e);
  16.     } catch (IOException e) {
  17.       if (debug) {
  18.         debugPrintln("failed to enumerate resources "+SERVICE_ID);
  19.         e.printStackTrace();
  20.       }
  21.       return Collections.emptySet();
  22.     }
  23.   }
  24. }

代码示例来源：origin: robovm/robovm

  1. /**
  2.  * <p>Creates a new {@link XPathFactory} object for the specified
  3.  * schema language.</p>
  4.  *
  5.  * @param uri
  6.  *       Identifies the underlying object model.
  7.  *
  8.  * @return <code>null</code> if the callee fails to create one.
  9.  *
  10.  * @throws NullPointerException
  11.  *      If the parameter is null.
  12.  */
  13. public XPathFactory newFactory(String uri) {
  14.   if (uri == null) {
  15.     throw new NullPointerException("uri == null");
  16.   }
  17.   XPathFactory f = _newFactory(uri);
  18.   if (debug) {
  19.     if (f != null) {
  20.       debugPrintln("factory '" + f.getClass().getName() + "' was found for " + uri);
  21.     } else {
  22.       debugPrintln("unable to find a factory for " + uri);
  23.     }
  24.   }
  25.   return f;
  26. }

代码示例来源：origin: robovm/robovm

  1. if (debug) debugPrintln("instantiating "+className);
  2. Class clazz;
  3. if( classLoader!=null )
  4. else
  5.   clazz = Class.forName(className);
  6. if(debug)       debugPrintln("loaded it from "+which(clazz));
  7. Object o = clazz.newInstance();
  8.   return (XPathFactory)o;
  9. if (debug) debugPrintln(className+" is not assignable to "+SERVICE_CLASS.getName());
  10.   debugPrintln("failed to instantiate "+className);
  11.   t.printStackTrace();

代码示例来源：origin: robovm/robovm

  1. if (debug) debugPrintln("Looking up system property '"+propertyName+"'" );
  2.   String r = System.getProperty(propertyName);
  3.   if (r != null && r.length() > 0) {
  4.     if (debug) debugPrintln("The value is '"+r+"'");
  5.     xpf = createInstance(r);
  6.     if(xpf!=null)    return xpf;
  7.   } else if (debug) {
  8.     debugPrintln("The property is undefined.");
  9.         firstTime = false;
  10.         if (f.exists()) {
  11.           if (debug) debugPrintln("Read properties file " + f);
  12.           cacheProps.load(new FileInputStream(f));
  13.   if (debug) debugPrintln("found " + factoryClassName + " in $java.home/jaxp.properties");
  14.   if (debug) debugPrintln("looking into " + resource);
  15.   try {
  16.     xpf = loadFromServicesFile(uri, resource.toExternalForm(), resource.openStream());
  17.   } catch(IOException e) {
  18.     if( debug ) {
  19.       debugPrintln("failed to read "+resource);
  20.       e.printStackTrace();
  21.   if (debug) debugPrintln("attempting to use the platform default W3C DOM XPath lib");
  22.   return createInstance("org.apache.xpath.jaxp.XPathFactoryImpl");
  23. if (debug) debugPrintln("all things were tried, but none was found. bailing out.");

代码示例来源：origin: robovm/robovm

  1. if (debug) debugPrintln("Reading " + resourceName );

代码示例来源：origin: MobiVM/robovm

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: com.bugvm/bugvm-rt

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: ibinti/bugvm

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: com.gluonhq/robovm-rt

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: com.mobidevelop.robovm/robovm-rt

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: FlexoVM/flexovm

  1. private void debugDisplayClassLoader() {
  2.   if (classLoader == Thread.currentThread().getContextClassLoader()) {
  3.     debugPrintln("using thread context class loader (" + classLoader + ") for search");
  4.     return;
  5.   }
  6.   if (classLoader==ClassLoader.getSystemClassLoader()) {
  7.     debugPrintln("using system class loader (" + classLoader + ") for search");
  8.     return;
  9.   }
  10.   debugPrintln("using class loader (" + classLoader + ") for search");
  11. }

代码示例来源：origin: org.apache.servicemix.specs/org.apache.servicemix.specs.jaxp-api-1.4

  1. private void debugDisplayClassLoader() {
  2.   try {
  3.     if( classLoader == SecuritySupport.getContextClassLoader() ) {
  4.       debugPrintln("using thread context class loader ("+classLoader+") for search");
  5.       return;
  6.     }
  7.   } catch( Throwable _ ) {
  8.     ; // getContextClassLoader() undefined in JDK1.1 
  9.   }
  10.   
  11.   if( classLoader==ClassLoader.getSystemClassLoader() ) {
  12.     debugPrintln("using system class loader ("+classLoader+") for search");
  13.     return;
  14.   }
  15.   debugPrintln("using class loader ("+classLoader+") for search");
  16. }

代码示例来源：origin: javax.xml.parsers/jaxp-api

  1. private void debugDisplayClassLoader() {
  2.   try {
  3.     if( classLoader == ss.getContextClassLoader() ) {
  4.       debugPrintln("using thread context class loader ("+classLoader+") for search");
  5.       return;
  6.     }
  7.   } catch( Throwable _ ) {
  8.     ; // getContextClassLoader() undefined in JDK1.1 
  9.   }
  10.   
  11.   if( classLoader==ClassLoader.getSystemClassLoader() ) {
  12.     debugPrintln("using system class loader ("+classLoader+") for search");
  13.     return;
  14.   }
  15.   debugPrintln("using class loader ("+classLoader+") for search");
  16. }

代码示例来源：origin: javax.xml.parsers/jaxp-api

  1. /**
  2.  * Looks up a value in a property file
  3.  * while producing all sorts of debug messages.
  4.  * 
  5.  * @return null
  6.  *      if there was an error.
  7.  */
  8. private XPathFactory loadFromProperty( String keyName, String resourceName, InputStream in )
  9.   throws IOException {
  10.   debugPrintln("Reading "+resourceName );
  11.   
  12.   Properties props = new Properties();
  13.   props.load(in);
  14.   in.close();
  15.   String factoryClassName = props.getProperty(keyName);
  16.   if(factoryClassName != null){
  17.     debugPrintln("found "+keyName+" = " + factoryClassName);
  18.     return createInstance(factoryClassName);
  19.   } else {
  20.     debugPrintln(keyName+" is not in the property file");
  21.     return null;
  22.   }
  23. }

代码示例来源：origin: MobiVM/robovm

  1. /**
  2.  * Returns an {@link Iterator} that enumerates all
  3.  * the META-INF/services files that we care.
  4.  */
  5. private Iterable<URL> createServiceFileIterator() {
  6.   if (classLoader == null) {
  7.     URL resource = XPathFactoryFinder.class.getClassLoader().getResource(SERVICE_ID);
  8.     return Collections.singleton(resource);
  9.   } else {
  10.     try {
  11.       Enumeration<URL> e = classLoader.getResources(SERVICE_ID);
  12.       if (debug && !e.hasMoreElements()) {
  13.         debugPrintln("no "+SERVICE_ID+" file was found");
  14.       }
  15.       return Collections.list(e);
  16.     } catch (IOException e) {
  17.       if (debug) {
  18.         debugPrintln("failed to enumerate resources "+SERVICE_ID);
  19.         e.printStackTrace();
  20.       }
  21.       return Collections.emptySet();
  22.     }
  23.   }
  24. }

代码示例来源：origin: ibinti/bugvm

  1. /**
  2.  * Returns an {@link Iterator} that enumerates all
  3.  * the META-INF/services files that we care.
  4.  */
  5. private Iterable<URL> createServiceFileIterator() {
  6.   if (classLoader == null) {
  7.     URL resource = XPathFactoryFinder.class.getClassLoader().getResource(SERVICE_ID);
  8.     return Collections.singleton(resource);
  9.   } else {
  10.     try {
  11.       Enumeration<URL> e = classLoader.getResources(SERVICE_ID);
  12.       if (debug && !e.hasMoreElements()) {
  13.         debugPrintln("no "+SERVICE_ID+" file was found");
  14.       }
  15.       return Collections.list(e);
  16.     } catch (IOException e) {
  17.       if (debug) {
  18.         debugPrintln("failed to enumerate resources "+SERVICE_ID);
  19.         e.printStackTrace();
  20.       }
  21.       return Collections.emptySet();
  22.     }
  23.   }
  24. }

代码示例来源：origin: com.bugvm/bugvm-rt

  1. /**
  2.  * Returns an {@link Iterator} that enumerates all
  3.  * the META-INF/services files that we care.
  4.  */
  5. private Iterable<URL> createServiceFileIterator() {
  6.   if (classLoader == null) {
  7.     URL resource = XPathFactoryFinder.class.getClassLoader().getResource(SERVICE_ID);
  8.     return Collections.singleton(resource);
  9.   } else {
  10.     try {
  11.       Enumeration<URL> e = classLoader.getResources(SERVICE_ID);
  12.       if (debug && !e.hasMoreElements()) {
  13.         debugPrintln("no "+SERVICE_ID+" file was found");
  14.       }
  15.       return Collections.list(e);
  16.     } catch (IOException e) {
  17.       if (debug) {
  18.         debugPrintln("failed to enumerate resources "+SERVICE_ID);
  19.         e.printStackTrace();
  20.       }
  21.       return Collections.emptySet();
  22.     }
  23.   }
  24. }

代码示例来源：origin: javax.xml.parsers/jaxp-api

  1. /**
  2.  * <p>Creates a new {@link XPathFactory} object for the specified
  3.  * schema language.</p>
  4.  * 
  5.  * @param uri
  6.  *       Identifies the underlying object model.
  7.  * 
  8.  * @return <code>null</code> if the callee fails to create one.
  9.  * 
  10.  * @throws NullPointerException
  11.  *      If the parameter is null.
  12.  */
  13. public XPathFactory newFactory(String uri) {
  14.   if(uri==null)        throw new NullPointerException();
  15.   XPathFactory f = _newFactory(uri);
  16.   if (f != null) {
  17.     debugPrintln("factory '" + f.getClass().getName() + "' was found for " + uri);
  18.   } else {
  19.     debugPrintln("unable to find a factory for " + uri);
  20.   }
  21.   return f;
  22. }

代码示例来源：origin: org.apache.servicemix.specs/org.apache.servicemix.specs.jaxp-api-1.4

  1. /**
  2.  * <p>Creates a new {@link XPathFactory} object for the specified
  3.  * schema language.</p>
  4.  * 
  5.  * @param uri
  6.  *       Identifies the underlying object model.
  7.  * 
  8.  * @return <code>null</code> if the callee fails to create one.
  9.  * 
  10.  * @throws NullPointerException
  11.  *      If the parameter is null.
  12.  */
  13. public XPathFactory newFactory(String uri) {
  14.   if(uri==null)        throw new NullPointerException();
  15.   XPathFactory f = _newFactory(uri);
  16.   if (debug) {
  17.     if (f != null) {
  18.       debugPrintln("factory '" + f.getClass().getName() + "' was found for " + uri);
  19.     } else {
  20.       debugPrintln("unable to find a factory for " + uri);
  21.     }
  22.   }
  23.   return f;
  24. }

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