本文整理匯總了Java中org.apache.hadoop.conf.Configuration.setBooleanIfUnset方法的典型用法代碼示例。如果您正苦於以下問題：Java Configuration.setBooleanIfUnset方法的具體用法？Java Configuration.setBooleanIfUnset怎麽用？Java Configuration.setBooleanIfUnset使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.hadoop.conf.Configuration的用法示例。
在下文中一共展示了Configuration.setBooleanIfUnset方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: configure
import org.apache.hadoop.conf.Configuration; //導入方法依賴的package包/類
/**
* Setup the configuration for a constraint as to whether it is enabled and
* its priority
*
* @param conf
* on which to base the new configuration
* @param enabled
* <tt>true</tt> if it should be run
* @param priority
* relative to other constraints
* @return a new configuration, storable in the {@link HTableDescriptor}
*/
private static Configuration configure(Configuration conf, boolean enabled,
long priority) {
// create the configuration to actually be stored
// clone if possible, but otherwise just create an empty configuration
Configuration toWrite = conf == null ? new Configuration()
: new Configuration(conf);
// update internal properties
toWrite.setBooleanIfUnset(ENABLED_KEY, enabled);
// set if unset long
if (toWrite.getLong(PRIORITY_KEY, UNSET_PRIORITY) == UNSET_PRIORITY) {
toWrite.setLong(PRIORITY_KEY, priority);
}
return toWrite;
}