[jira] [Updated] (KYLIN-3836) Kylin StringUtil.join() may cause NPE if iterator is empty

2019-02-28 Thread Chao Long (JIRA) 


 [ 
https://issues.apache.org/jira/browse/KYLIN-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Chao Long updated KYLIN-3836:
-
Description: 
{code}
public static String join(Iterable parts, String separator) {
    StringBuilder buf = new StringBuilder();
    Iterator iterator = parts.iterator();
    if (iterator == null || (!iterator.hasNext())) {
        return null;
    }
{code}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more

  was:
{quote}
public static String join(Iterable parts, String separator) {
    StringBuilder buf = new StringBuilder();
    Iterator iterator = parts.iterator();
    if (iterator == null || (!iterator.hasNext())) {
        return null;
    }
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more


> Kylin StringUtil.join() may cause NPE if iterator is empty
> --
>
> Key: KYLIN-3836
> URL: https://issues.apache.org/jira/browse/KYLIN-3836
> Project: Kylin
>  Issue Type: Bug
>Reporter: Chao Long
>Assignee: Chao Long
>Priority: Major
> Fix For: v2.6.1
>
>
> {code}
> public static String join(Iterable parts, String separator) {
>     StringBuilder buf = new StringBuilder();
>     Iterator iterator = parts.iterator();
>     if (iterator == null || (!iterator.hasNext())) {
>         return null;
>     }
> {code}
> org.apache.kylin.job.exception.ExecuteException: 
> org.apache.kylin.job.exception.ExecuteException: 
> java.lang.NullPointerException
>  at 
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
>  at 
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
>  at 
>

[jira] [Updated] (KYLIN-3836) Kylin StringUtil.join() may cause NPE if iterator is empty

2019-02-27 Thread Chao Long (JIRA) 


 [ 
https://issues.apache.org/jira/browse/KYLIN-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Chao Long updated KYLIN-3836:
-
Description: 
{quote}
public static String join(Iterable parts, String separator) {
    StringBuilder buf = new StringBuilder();
    Iterator iterator = parts.iterator();
    if (iterator == null || (!iterator.hasNext())) {
        return null;
    }
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more

  was:
{quote}public static String join(Iterable parts, String separator) {
     StringBuilder buf = new StringBuilder();
     Iterator iterator = parts.iterator();
     if (iterator == null || (!iterator.hasNext())){

        return null;

     }

.
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more


> Kylin StringUtil.join() may cause NPE if iterator is empty
> --
>
> Key: KYLIN-3836
> URL: https://issues.apache.org/jira/browse/KYLIN-3836
> Project: Kylin
>  Issue Type: Bug
>Reporter: Chao Long
>Assignee: Chao Long
>Priority: Major
> Fix For: v2.6.1
>
>
> {quote}
> public static String join(Iterable parts, String separator) {
>     StringBuilder buf = new StringBuilder();
>     Iterator iterator = parts.iterator();
>     if (iterator == null || (!iterator.hasNext())) {
>         return null;
>     }
> {quote}
> org.apache.kylin.job.exception.ExecuteException: 
> org.apache.kylin.job.exception.ExecuteException: 
> java.lang.NullPointerException
>  at 
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
>  at 
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
>  at 
>

[jira] [Updated] (KYLIN-3836) Kylin StringUtil.join() may cause NPE if iterator is empty

2019-02-27 Thread Chao Long (JIRA) 


 [ 
https://issues.apache.org/jira/browse/KYLIN-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Chao Long updated KYLIN-3836:
-
Description: 
{quote}public static String join(Iterable parts, String separator) {
     StringBuilder buf = new StringBuilder();
     Iterator iterator = parts.iterator();
     if (iterator == null || (!iterator.hasNext())){

        return null;

     }

.
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more

  was:
{quote}
public static String join(Iterable parts, String separator) {
    StringBuilder buf = new StringBuilder();
    Iterator iterator = parts.iterator();
    if (iterator == null || (!iterator.hasNext())) {
        return null;
    }

.
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more


> Kylin StringUtil.join() may cause NPE if iterator is empty
> --
>
> Key: KYLIN-3836
> URL: https://issues.apache.org/jira/browse/KYLIN-3836
> Project: Kylin
>  Issue Type: Bug
>Reporter: Chao Long
>Assignee: Chao Long
>Priority: Major
> Fix For: v2.6.1
>
>
> {quote}public static String join(Iterable parts, String separator) {
>      StringBuilder buf = new StringBuilder();
>      Iterator iterator = parts.iterator();
>      if (iterator == null || (!iterator.hasNext())){
>         return null;
>      }
> .
> {quote}
> org.apache.kylin.job.exception.ExecuteException: 
> org.apache.kylin.job.exception.ExecuteException: 
> java.lang.NullPointerException
>  at 
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
>  at 
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
>  at 
>

[jira] [Updated] (KYLIN-3836) Kylin StringUtil.join() may cause NPE if iterator is empty

2019-02-27 Thread Chao Long (JIRA) 


 [ 
https://issues.apache.org/jira/browse/KYLIN-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Chao Long updated KYLIN-3836:
-
Description: 
{quote}
public static String join(Iterable parts, String separator) {
    StringBuilder buf = new StringBuilder();
    Iterator iterator = parts.iterator();
    if (iterator == null || (!iterator.hasNext())) {
        return null;
    }

.
{quote}
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
 Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
 Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more

  was:
org.apache.kylin.job.exception.ExecuteException: 
org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
 at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
 at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.kylin.job.exception.ExecuteException: 
java.lang.NullPointerException
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
 at 
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 4 more
Caused by: java.lang.NullPointerException
 at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
 at com.google.common.base.Splitter.split(Splitter.java:383)
 at org.apache.kylin.common.util.StringUtil.splitAndTrim(StringUtil.java:181)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.getIntermediateTables(GarbageCollectionStep.java:95)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.cleanUpIntermediateFlatTable(GarbageCollectionStep.java:62)
 at 
org.apache.kylin.source.hive.GarbageCollectionStep.doWork(GarbageCollectionStep.java:48)
 at 
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:168)
 ... 6 more


> Kylin StringUtil.join() may cause NPE if iterator is empty
> --
>
> Key: KYLIN-3836
> URL: https://issues.apache.org/jira/browse/KYLIN-3836
> Project: Kylin
>  Issue Type: Bug
>Reporter: Chao Long
>Assignee: Chao Long
>Priority: Major
> Fix For: v2.6.1
>
>
> {quote}
> public static String join(Iterable parts, String separator) {
>     StringBuilder buf = new StringBuilder();
>     Iterator iterator = parts.iterator();
>     if (iterator == null || (!iterator.hasNext())) {
>         return null;
>     }
> .
> {quote}
> org.apache.kylin.job.exception.ExecuteException: 
> org.apache.kylin.job.exception.ExecuteException: 
> java.lang.NullPointerException
>  at 
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:183)
>  at 
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
>  at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>  at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>  at java.lang.Thread.run(Thread.java:748)
>  Caused by: org.apache.kylin.job.exception.ExecuteException: 
>