本文整理汇总了Java中org.apache.hadoop.yarn.exceptions.YarnException.getCause方法的典型用法代码示例。如果您正苦于以下问题：Java YarnException.getCause方法的具体用法？Java YarnException.getCause怎么用？Java YarnException.getCause使用的例子？那么, 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.yarn.exceptions.YarnException的用法示例。
在下文中一共展示了YarnException.getCause方法的2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: killApp
import org.apache.hadoop.yarn.exceptions.YarnException; //导入方法依赖的package包/类
protected Response killApp(RMApp app, UserGroupInformation callerUGI,
HttpServletRequest hsr) throws IOException, InterruptedException {
if (app == null) {
throw new IllegalArgumentException("app cannot be null");
}
String userName = callerUGI.getUserName();
final ApplicationId appid = app.getApplicationId();
KillApplicationResponse resp = null;
try {
resp =
callerUGI
.doAs(new PrivilegedExceptionAction<KillApplicationResponse>() {
@Override
public KillApplicationResponse run() throws IOException,
YarnException {
KillApplicationRequest req =
KillApplicationRequest.newInstance(appid);
return rm.getClientRMService().forceKillApplication(req);
}
});
} catch (UndeclaredThrowableException ue) {
// if the root cause is a permissions issue
// bubble that up to the user
if (ue.getCause() instanceof YarnException) {
YarnException ye = (YarnException) ue.getCause();
if (ye.getCause() instanceof AccessControlException) {
String appId = app.getApplicationId().toString();
String msg =
"Unauthorized attempt to kill appid " + appId
+ " by remote user " + userName;
return Response.status(Status.FORBIDDEN).entity(msg).build();
} else {
throw ue;
}
} else {
throw ue;
}
}
AppState ret = new AppState();
ret.setState(app.getState().toString());
if (resp.getIsKillCompleted()) {
RMAuditLogger.logSuccess(userName, AuditConstants.KILL_APP_REQUEST,
"RMWebService", app.getApplicationId());
} else {
return Response.status(Status.ACCEPTED).entity(ret)
.header(HttpHeaders.LOCATION, hsr.getRequestURL()).build();
}
return Response.status(Status.OK).entity(ret).build();
}
示例2: moveApp
import org.apache.hadoop.yarn.exceptions.YarnException; //导入方法依赖的package包/类
protected Response moveApp(RMApp app, UserGroupInformation callerUGI,
String targetQueue) throws IOException, InterruptedException {
if (app == null) {
throw new IllegalArgumentException("app cannot be null");
}
String userName = callerUGI.getUserName();
final ApplicationId appid = app.getApplicationId();
final String reqTargetQueue = targetQueue;
try {
callerUGI
.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws IOException,
YarnException {
MoveApplicationAcrossQueuesRequest req =
MoveApplicationAcrossQueuesRequest.newInstance(appid,
reqTargetQueue);
rm.getClientRMService().moveApplicationAcrossQueues(req);
return null;
}
});
} catch (UndeclaredThrowableException ue) {
// if the root cause is a permissions issue
// bubble that up to the user
if (ue.getCause() instanceof YarnException) {
YarnException ye = (YarnException) ue.getCause();
if (ye.getCause() instanceof AccessControlException) {
String appId = app.getApplicationId().toString();
String msg =
"Unauthorized attempt to move appid " + appId
+ " by remote user " + userName;
return Response.status(Status.FORBIDDEN).entity(msg).build();
} else if (ye.getMessage().startsWith("App in")
&& ye.getMessage().endsWith("state cannot be moved.")) {
return Response.status(Status.BAD_REQUEST).entity(ye.getMessage())
.build();
} else {
throw ue;
}
} else {
throw ue;
}
}
AppQueue ret = new AppQueue();
ret.setQueue(app.getQueue());
return Response.status(Status.OK).entity(ret).build();
}