本文整理汇总了Java中parquet.hadoop.BadConfigurationException类的典型用法代码示例。如果您正苦于以下问题:Java BadConfigurationException类的具体用法?Java BadConfigurationException怎么用?Java BadConfigurationException使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
BadConfigurationException类属于parquet.hadoop包,在下文中一共展示了BadConfigurationException类的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getClassFromConfig
import parquet.hadoop.BadConfigurationException; //导入依赖的package包/类
public static Class<?> getClassFromConfig(Configuration configuration, String configName, Class<?> assignableFrom) {
final String className = configuration.get(configName);
if (className == null) {
return null;
}
try {
final Class<?> foundClass = configuration.getClassByName(className);
if (!assignableFrom.isAssignableFrom(foundClass)) {
throw new BadConfigurationException("class " + className + " set in job conf at "
+ configName + " is not a subclass of " + assignableFrom.getCanonicalName());
}
return foundClass;
} catch (ClassNotFoundException e) {
throw new BadConfigurationException("could not instantiate class " + className + " set in job conf at " + configName, e);
}
}