[jira] [Resolved] (CARBONDATA-3342) It throws IllegalArgumentException when using filter

[Akash R Nilugal (Jira)]

     [ https://issues.apache.org/jira/browse/CARBONDATA-3342?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Manhua Jiang resolved CARBONDATA-3342.
--------------------------------------
    Fix Version/s: 2.0.0
       Resolution: Fixed

> It throws IllegalArgumentException when using filter
> ----------------------------------------------------
>
>                 Key: CARBONDATA-3342
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-3342
>             Project: CarbonData
>          Issue Type: Bug
>            Reporter: Bo Xu
>            Assignee: Bo Xu
>            Priority: Major
>             Fix For: 2.0.0
>
>          Time Spent: 4h 50m
>  Remaining Estimate: 0h
>
> {code:java}
>   public void testReadWithFilterOfNonTransactional2() throws IOException, InterruptedException {
>     String path = "./testWriteFiles";
>     FileUtils.deleteDirectory(new File(path));
>     DataMapStoreManager.getInstance()
>         .clearDataMaps(AbsoluteTableIdentifier.from(path));
>     Field[] fields = new Field[2];
>     fields[0] = new Field("name", DataTypes.STRING);
>     fields[1] = new Field("age", DataTypes.INT);
>     TestUtil.writeFilesAndVerify(200, new Schema(fields), path);
>     ColumnExpression columnExpression = new ColumnExpression("age", DataTypes.INT);
>     EqualToExpression equalToExpression = new EqualToExpression(columnExpression,
>         new LiteralExpression("-11", DataTypes.INT));
>     CarbonReader reader = CarbonReader
>         .builder(path, "_temp")
>         .projection(new String[]{"name", "age"})
>         .filter(equalToExpression)
>         .build();
>     int i = 0;
>     while (reader.hasNext()) {
>       Object[] row = (Object[]) reader.readNextRow();
>       // Default sort column is applied for dimensions. So, need  to validate accordingly
>       assert (((String) row[0]).contains("robot"));
>       assert (1 == (int) (row[1]));
>       i++;
>     }
>     Assert.assertEquals(i, 1);
>     reader.close();
>     FileUtils.deleteDirectory(new File(path));
>   }
> {code}
> Exception:
> {code:java}
> 2019-04-04 18:15:23 INFO  CarbonLRUCache:163 - Removed entry from InMemory lru cache :: /Users/xubo/Desktop/xubo/git/carbondata2/store/sdk/testWriteFiles/63862773138004_batchno0-0-null-63862150454623.carbonindex
> java.lang.IllegalArgumentException: no reader
> at org.apache.carbondata.sdk.file.CarbonReader.<init>(CarbonReader.java:60)
> at org.apache.carbondata.sdk.file.CarbonReaderBuilder.build(CarbonReaderBuilder.java:222)
> at org.apache.carbondata.sdk.file.CarbonReaderTest.testReadWithFilterOfNonTransactional2(CarbonReaderTest.java:221)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at junit.framework.TestCase.runTest(TestCase.java:176)
> at junit.framework.TestCase.runBare(TestCase.java:141)
> at junit.framework.TestResult$1.protect(TestResult.java:122)
> at junit.framework.TestResult.runProtected(TestResult.java:142)
> at junit.framework.TestResult.run(TestResult.java:125)
> at junit.framework.TestCase.run(TestCase.java:129)
> at junit.framework.TestSuite.runTest(TestSuite.java:255)
> at junit.framework.TestSuite.run(TestSuite.java:250)
> at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
> at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
> at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
> at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
> at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
> {code}

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