本文整理汇总了Java中org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo.isFinalized方法的典型用法代码示例。如果您正苦于以下问题：Java RollingUpgradeInfo.isFinalized方法的具体用法？Java RollingUpgradeInfo.isFinalized怎么用？Java RollingUpgradeInfo.isFinalized使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo的用法示例。
在下文中一共展示了RollingUpgradeInfo.isFinalized方法的4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: printMessage
import org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo; //导入方法依赖的package包/类
private static void printMessage(RollingUpgradeInfo info,
PrintStream out) {
if (info != null && info.isStarted()) {
if (!info.createdRollbackImages() && !info.isFinalized()) {
out.println(
"Preparing for upgrade. Data is being saved for rollback."
+ "\nRun \"dfsadmin -rollingUpgrade query\" to check the status"
+ "\nfor proceeding with rolling upgrade");
out.println(info);
} else if (!info.isFinalized()) {
out.println("Proceed with rolling upgrade:");
out.println(info);
} else {
out.println("Rolling upgrade is finalized.");
out.println(info);
}
} else {
out.println("There is no rolling upgrade in progress or rolling " +
"upgrade has already been finalized.");
}
}
示例2: printMessage
import org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo; //导入方法依赖的package包/类
private static void printMessage(RollingUpgradeInfo info,
PrintStream out) {
if (info != null && info.isStarted()) {
if (!info.createdRollbackImages()) {
out.println(
"Preparing for upgrade. Data is being saved for rollback."
+ "\nRun \"dfsadmin -rollingUpgrade query\" to check the status"
+ "\nfor proceeding with rolling upgrade");
out.println(info);
} else if (!info.isFinalized()) {
out.println("Proceed with rolling upgrade:");
out.println(info);
} else {
out.println("Rolling upgrade is finalized.");
out.println(info);
}
} else {
out.println("There is no rolling upgrade in progress or rolling " +
"upgrade has already been finalized.");
}
}
示例3: printMessage
import org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo; //导入方法依赖的package包/类
private static void printMessage(RollingUpgradeInfo info,
PrintStream out) {
if (info != null && info.isStarted()) {
if (!info.createdRollbackImages()) {
out.println(
"Preparing for upgrade. Data is being saved for rollback."
+ "\nRun \"dfsadmin -rollingUpgrade query\" to check the status"
+ "\nfor proceeding with rolling upgrade");
out.println(info);
} else if (!info.isFinalized()) {
out.println("Proceed with rolling upgrade:");
out.println(info);
} else {
out.println("Rolling upgrade is finalized.");
out.println(info);
}
} else {
out.println("There is no rolling upgrade in progress.");
}
}
示例4: isUpgrading
import org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo; //导入方法依赖的package包/类
/**
* @return true if an upgrade is in progress, false if not.
* @throws IOException
*/
public boolean isUpgrading() throws IOException {
// fsimage upgrade
final boolean isUpgrade = !namenode.isUpgradeFinalized();
// rolling upgrade
RollingUpgradeInfo info = fs.rollingUpgrade(
HdfsConstants.RollingUpgradeAction.QUERY);
final boolean isRollingUpgrade = (info != null && !info.isFinalized());
return (isUpgrade || isRollingUpgrade);
}