ch.qos.logback.core.util.Loader类的使用及代码示例

x33g5p2x  于2022-01-24 转载在 其他  
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本文整理了Java中ch.qos.logback.core.util.Loader类的一些代码示例，展示了Loader类的具体用法。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。Loader类的具体详情如下：
包路径：ch.qos.logback.core.util.Loader
类名称：Loader

Loader介绍

[英]Load resources (or images) from various sources.
[中]从各种来源加载资源（或图像）。

代码示例

代码示例来源：origin: ch.qos.logback/logback-classic

  1. private URL urlByResourceName(StatusManager sm, String resourceName) {
  2.   sm.add(new InfoStatus("Searching for [" + resourceName + "]", this));
  3.   URL url = Loader.getResource(resourceName, Loader.getTCL());
  4.   if (url != null) {
  5.     return url;
  6.   }
  7.   return Loader.getResourceBySelfClassLoader(resourceName);
  8. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. /**
  2.  * Instantiate the context selector class designated by the user. The selector
  3.  * must have a constructor taking a LoggerContext instance as an argument.
  4.  * 
  5.  * @param defaultLoggerContext
  6.  * @param contextSelectorStr
  7.  * @return an instance of the designated context selector class
  8.  * @throws ClassNotFoundException
  9.  * @throws SecurityException
  10.  * @throws NoSuchMethodException
  11.  * @throws IllegalArgumentException
  12.  * @throws InstantiationException
  13.  * @throws IllegalAccessException
  14.  * @throws InvocationTargetException
  15.  */
  16. static ContextSelector dynamicalContextSelector(LoggerContext defaultLoggerContext, String contextSelectorStr) throws ClassNotFoundException,
  17.         SecurityException, NoSuchMethodException, IllegalArgumentException, InstantiationException, IllegalAccessException,
  18.         InvocationTargetException {
  19.   Class<?> contextSelectorClass = Loader.loadClass(contextSelectorStr);
  20.   Constructor cons = contextSelectorClass.getConstructor(new Class[] { LoggerContext.class });
  21.   return (ContextSelector) cons.newInstance(defaultLoggerContext);
  22. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. public URL findURLOfDefaultConfigurationFile(boolean updateStatus) {
  2.   ClassLoader myClassLoader = Loader.getClassLoaderOfObject(this);
  3.   URL url = findConfigFileURLFromSystemProperties(myClassLoader, updateStatus);
  4.   if (url != null) {
  5.     return url;
  6.   }
  7.   url = getResource(TEST_AUTOCONFIG_FILE, myClassLoader, updateStatus);
  8.   if (url != null) {
  9.     return url;
  10.   }
  11.   url = getResource(GROOVY_AUTOCONFIG_FILE, myClassLoader, updateStatus);
  12.   if (url != null) {
  13.     return url;
  14.   }
  15.   return getResource(AUTOCONFIG_FILE, myClassLoader, updateStatus);
  16. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. /**
  2.  * Attempt to find a resource by using the classloader that loaded this class,
  3.  * namely Loader.class.
  4.  *
  5.  * @param resource
  6.  * @return
  7.  */
  8. public static URL getResourceBySelfClassLoader(String resource) {
  9.  return getResource(resource, getClassLoaderOfClass(Loader.class));
  10. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. URL resourceAsURL(String resourceAttribute) {
  2.  URL url = Loader.getResourceBySelfClassLoader(resourceAttribute);
  3.  if (url == null) {
  4.   if (!optional) {
  5.    String errMsg = "Could not find resource corresponding to ["
  6.        + resourceAttribute + "]";
  7.    addError(errMsg);
  8.   }
  9.   return null;
  10.  } else
  11.   return url;
  12. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. private URL getResource(String filename, ClassLoader myClassLoader, boolean updateStatus) {
  2.   URL url = Loader.getResource(filename, myClassLoader);
  3.   if (updateStatus) {
  4.     statusOnResourceSearch(filename, myClassLoader, url);
  5.   }
  6.   return url;
  7. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. /**
  2.   * If running under JDK 1.2 load the specified class using the
  3.   * <code>Thread</code> <code>contextClassLoader</code> if that fails try
  4.   * Class.forname. Under JDK 1.1 only Class.forName is used.
  5.   */
  6.  public static Class<?> loadClass(String clazz) throws ClassNotFoundException {
  7.   // Just call Class.forName(clazz) if we are running under JDK 1.1
  8.   // or if we are instructed to ignore the TCL.
  9.   if (ignoreTCL) {
  10.    return Class.forName(clazz);
  11.   } else {
  12.    try {
  13.     return getTCL().loadClass(clazz);
  14.    } catch (Throwable e) {
  15.     // we reached here because tcl was null or because of a
  16.     // security exception, or because clazz could not be loaded...
  17.     // In any case we now try one more time
  18.     return Class.forName(clazz);
  19.    }
  20.   }
  21.  }
  22. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. private static ClassLoader getServiceLoaderClassLoader() {
  2.   return testServiceLoaderClassLoader == null ? Loader.getClassLoaderOfClass(EnvUtil.class) : testServiceLoaderClassLoader;
  3. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. private void multiplicityWarning(String resourceName, ClassLoader classLoader) {
  2.     Set<URL> urlSet = null;
  3.     StatusManager sm = loggerContext.getStatusManager();
  4.     try {
  5.       urlSet = Loader.getResources(resourceName, classLoader);
  6.     } catch (IOException e) {
  7.       sm.add(new ErrorStatus("Failed to get url list for resource [" + resourceName + "]", loggerContext, e));
  8.     }
  9.     if (urlSet != null && urlSet.size() > 1) {
  10.       sm.add(new WarnStatus("Resource [" + resourceName + "] occurs multiple times on the classpath.", loggerContext));
  11.       for (URL url : urlSet) {
  12.         sm.add(new WarnStatus("Resource [" + resourceName + "] occurs at [" + url.toString() + "]", loggerContext));
  13.       }
  14.     }
  15.   }
  16. }

代码示例来源：origin: tony19/logback-android

  1. /**
  2.  * Attempt to find a resource by using the classloader that loaded this class,
  3.  * namely Loader.class.
  4.  *
  5.  * @param resource the resource name to look for
  6.  * @return resource URL
  7.  */
  8. public static URL getResourceBySelfClassLoader(String resource) {
  9.  return getResource(resource, getClassLoaderOfClass(Loader.class));
  10. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. url = Loader.getResourceBySelfClassLoader(location);
  2.  throw new MalformedURLException("path is required");
  3. url = Loader.getResourceBySelfClassLoader(path);

代码示例来源：origin: ch.qos.logback/logback-classic

  1. private URL findConfigFileURLFromSystemProperties(ClassLoader classLoader, boolean updateStatus) {
  2.   String logbackConfigFile = OptionHelper.getSystemProperty(CONFIG_FILE_PROPERTY);
  3.   if (logbackConfigFile != null) {
  4.     URL result = null;
  5.     try {
  6.       result = new URL(logbackConfigFile);
  7.       return result;
  8.     } catch (MalformedURLException e) {
  9.       // so, resource is not a URL:
  10.       // attempt to get the resource from the class path
  11.       result = Loader.getResource(logbackConfigFile, classLoader);
  12.       if (result != null) {
  13.         return result;
  14.       }
  15.       File f = new File(logbackConfigFile);
  16.       if (f.exists() && f.isFile()) {
  17.         try {
  18.           result = f.toURI().toURL();
  19.           return result;
  20.         } catch (MalformedURLException e1) {
  21.         }
  22.       }
  23.     } finally {
  24.       if (updateStatus) {
  25.         statusOnResourceSearch(logbackConfigFile, classLoader, result);
  26.       }
  27.     }
  28.   }
  29.   return null;
  30. }

代码示例来源：origin: ch.qos.logback/core

  1. /**
  2.   * If running under JDK 1.2 load the specified class using the
  3.   * <code>Thread</code> <code>contextClassLoader</code> if that fails try
  4.   * Class.forname. Under JDK 1.1 only Class.forName is used.
  5.   */
  6.  public static Class loadClass(String clazz) throws ClassNotFoundException {
  7.   // Just call Class.forName(clazz) if we are running under JDK 1.1
  8.   // or if we are instructed to ignore the TCL.
  9.   if (ignoreTCL) {
  10.    return Class.forName(clazz);
  11.   } else {
  12.    try {
  13.     return getTCL().loadClass(clazz);
  14.    } catch (Throwable e) {
  15.     // we reached here because tcl was null or because of a
  16.     // security exception, or because clazz could not be loaded...
  17.     // In any case we now try one more time
  18.     return Class.forName(clazz);
  19.    }
  20.   }
  21.  }
  22. }

代码示例来源：origin: ch.qos.logback/logback-classic

  1. static public boolean isGroovyAvailable() {
  2.   ClassLoader classLoader = Loader.getClassLoaderOfClass(EnvUtil.class);
  3.   try {
  4.     Class<?> bindingClass = classLoader.loadClass("groovy.lang.Binding");
  5.     return (bindingClass != null);
  6.   } catch (ClassNotFoundException e) {
  7.     return false;
  8.   }
  9. }

代码示例来源：origin: com.impetus.fabric/fabric-jdbc-driver-shaded

  1. private void multiplicityWarning(String resourceName, ClassLoader classLoader) {
  2.     Set<URL> urlSet = null;
  3.     StatusManager sm = loggerContext.getStatusManager();
  4.     try {
  5.       urlSet = Loader.getResources(resourceName, classLoader);
  6.     } catch (IOException e) {
  7.       sm.add(new ErrorStatus("Failed to get url list for resource [" + resourceName + "]", loggerContext, e));
  8.     }
  9.     if (urlSet != null && urlSet.size() > 1) {
  10.       sm.add(new WarnStatus("Resource [" + resourceName + "] occurs multiple times on the classpath.", loggerContext));
  11.       for (URL url : urlSet) {
  12.         sm.add(new WarnStatus("Resource [" + resourceName + "] occurs at [" + url.toString() + "]", loggerContext));
  13.       }
  14.     }
  15.   }
  16. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. private URL urlByResourceName(StatusManager sm, String resourceName) {
  2.  sm.add(new InfoStatus("Searching for [" + resourceName + "]",
  3.      this));
  4.  URL url = Loader.getResource(resourceName, Loader.getTCL());
  5.  if (url != null) {
  6.   return url;
  7.  }
  8.  return Loader.getResourceBySelfClassLoader(resourceName);
  9. }

代码示例来源：origin: ch.qos.logback/core

  1. /**
  2.  * Attempt to find a resource by using the classloader that loaded this class,
  3.  * namely Loader.class.
  4.  *
  5.  * @param resource
  6.  * @return
  7.  */
  8. public static URL getResourceBySelfClassLoader(String resource) {
  9.  return getResource(resource, getClassLoaderOfClass(Loader.class));
  10. }

代码示例来源：origin: googleapis/google-cloud-java

  1. private <T> T getEnhancer(String enhancerClassName) {
  2.  try {
  3.   Class<T> clz = (Class<T>) Loader.loadClass(enhancerClassName.trim());
  4.   return clz.newInstance();
  5.  } catch (Exception ex) {
  6.   // If we cannot create the enhancer we fallback to null
  7.  }
  8.  return null;
  9. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. public static Class<?> loadClass(String clazz, Context context)
  2.     throws ClassNotFoundException {
  3.  ClassLoader cl = getClassLoaderOfObject(context);
  4.  return cl.loadClass(clazz);
  5. }

代码示例来源：origin: camunda/camunda-bpm-platform

  1. /**
  2.  * Returns the string "true" if the {@link #setResource(String) resource} specified by the
  3.  * user is available on the class path, "false" otherwise.
  4.  *
  5.  * @return "true"|"false" depending on the availability of resource on the classpath
  6.  */
  7. public String getPropertyValue() {
  8.  if (OptionHelper.isEmpty(resourceStr)) {
  9.   addError("The \"resource\" property must be set.");
  10.   return null;
  11.  }
  12.  URL resourceURL = Loader.getResourceBySelfClassLoader(resourceStr);
  13.  return booleanAsStr(resourceURL != null);
  14. }

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