Package org.apache.hadoop.hbase.mapreduce.ImportTsv

Examples of org.apache.hadoop.hbase.mapreduce.ImportTsv.TsvParser

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  /**
   * Test cases that throw BadTsvLineException
   */
  @Test(expected = BadTsvLineException.class)
  public void testTsvParserBadTsvLineExcessiveColumns() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,col_a", "\t");
    byte[] line = Bytes.toBytes("val_a\tval_b\tval_c");
    parser.parse(line, line.length);
  }
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    parser.parse(line, line.length);
  }

  @Test(expected = BadTsvLineException.class)
  public void testTsvParserBadTsvLineZeroColumn() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,col_a", "\t");
    byte[] line = Bytes.toBytes("");
    parser.parse(line, line.length);
  }
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    parser.parse(line, line.length);
  }

  @Test(expected = BadTsvLineException.class)
  public void testTsvParserBadTsvLineOnlyKey() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,col_a", "\t");
    byte[] line = Bytes.toBytes("key_only");
    parser.parse(line, line.length);
  }
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    parser.parse(line, line.length);
  }

  @Test(expected = BadTsvLineException.class)
  public void testTsvParserBadTsvLineNoRowKey() throws BadTsvLineException {
    TsvParser parser = new TsvParser("col_a,HBASE_ROW_KEY", "\t");
    byte[] line = Bytes.toBytes("only_cola_data_and_no_row_key");
    parser.parse(line, line.length);
  }
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    parser.parse(line, line.length);
  }

  @Test(expected = BadTsvLineException.class)
  public void testTsvParserInvalidTimestamp() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,HBASE_TS_KEY,col_a,", "\t");
    assertEquals(1, parser.getTimestampKeyColumnIndex());
    byte[] line = Bytes.toBytes("rowkey\ttimestamp\tval_a");
    ParsedLine parsed = parser.parse(line, line.length);
    assertEquals(-1, parsed.getTimestamp(-1));
    checkParsing(parsed, Splitter.on("\t").split(Bytes.toString(line)));
  }
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    checkParsing(parsed, Splitter.on("\t").split(Bytes.toString(line)));
  }

  @Test(expected = BadTsvLineException.class)
  public void testTsvParserNoTimestampValue() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,col_a,HBASE_TS_KEY", "\t");
    assertEquals(2, parser.getTimestampKeyColumnIndex());
    byte[] line = Bytes.toBytes("rowkey\tval_a");
    parser.parse(line, line.length);
  }
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    parser.parse(line, line.length);
  }
 
  @Test
  public void testTsvParserParseRowKey() throws BadTsvLineException {
    TsvParser parser = new TsvParser("HBASE_ROW_KEY,col_a,HBASE_TS_KEY", "\t");
    assertEquals(0, parser.getRowKeyColumnIndex());
    byte[] line = Bytes.toBytes("rowkey\tval_a\t1234");
    Pair<Integer, Integer> rowKeyOffsets = parser
        .parseRowKey(line, line.length);
    assertEquals(0, rowKeyOffsets.getFirst().intValue());
    assertEquals(5, rowKeyOffsets.getSecond().intValue());
    try {
      line = Bytes.toBytes("\t\tval_a\t1234");
      parser.parseRowKey(line, line.length);
      fail("Should get BadTsvLineException on empty rowkey.");
    } catch (BadTsvLineException b) {

    }
    parser = new TsvParser("col_a,HBASE_ROW_KEY,HBASE_TS_KEY", "\t");
    assertEquals(1, parser.getRowKeyColumnIndex());
    line = Bytes.toBytes("val_a\trowkey\t1234");
    rowKeyOffsets = parser.parseRowKey(line, line.length);
    assertEquals(6, rowKeyOffsets.getFirst().intValue());
    assertEquals(11, rowKeyOffsets.getSecond().intValue());
    try {
      line = Bytes.toBytes("val_a");
      rowKeyOffsets = parser.parseRowKey(line, line.length);
      fail("Should get BadTsvLineException when number of columns less than rowkey position.");
    } catch (BadTsvLineException b) {

    }
    parser = new TsvParser("col_a,HBASE_TS_KEY,HBASE_ROW_KEY", "\t");
    assertEquals(2, parser.getRowKeyColumnIndex());
    line = Bytes.toBytes("val_a\t1234\trowkey");
    rowKeyOffsets = parser.parseRowKey(line, line.length);
    assertEquals(11, rowKeyOffsets.getFirst().intValue());
    assertEquals(16, rowKeyOffsets.getSecond().intValue());
  }
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import static org.junit.Assert.*;

public class TestImportTsv {
  @Test
  public void testTsvParser() throws BadTsvLineException {
    TsvParser parser = new TsvParser("col_a,col_b:qual,HBASE_ROW_KEY,col_d", "\t");
    assertBytesEquals(Bytes.toBytes("col_a"), parser.getFamily(0));
    assertBytesEquals(HConstants.EMPTY_BYTE_ARRAY, parser.getQualifier(0));
    assertBytesEquals(Bytes.toBytes("col_b"), parser.getFamily(1));
    assertBytesEquals(Bytes.toBytes("qual"), parser.getQualifier(1));
    assertNull(parser.getFamily(2));
    assertNull(parser.getQualifier(2));
   
    byte[] line = Bytes.toBytes("val_a\tval_b\tval_c\tval_d");
    ParsedLine parsed = parser.parse(line, line.length);
    checkParsing(parsed, Splitter.on("\t").split(Bytes.toString(line)));
    assertEquals(2, parser.getRowKeyColumnIndex());
  }
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public class TestImportTsv {

  @Test
  public void testTsvParserSpecParsing() {
    TsvParser parser;

    parser = new TsvParser("HBASE_ROW_KEY", "\t");
    assertNull(parser.getFamily(0));
    assertNull(parser.getQualifier(0));
    assertEquals(0, parser.getRowKeyColumnIndex());

    parser = new TsvParser("HBASE_ROW_KEY,col1:scol1", "\t");
    assertNull(parser.getFamily(0));
    assertNull(parser.getQualifier(0));
    assertBytesEquals(Bytes.toBytes("col1"), parser.getFamily(1));
    assertBytesEquals(Bytes.toBytes("scol1"), parser.getQualifier(1));
    assertEquals(0, parser.getRowKeyColumnIndex());

    parser = new TsvParser("HBASE_ROW_KEY,col1:scol1,col1:scol2", "\t");
    assertNull(parser.getFamily(0));
    assertNull(parser.getQualifier(0));
    assertBytesEquals(Bytes.toBytes("col1"), parser.getFamily(1));
    assertBytesEquals(Bytes.toBytes("scol1"), parser.getQualifier(1));
    assertBytesEquals(Bytes.toBytes("col1"), parser.getFamily(2));
    assertBytesEquals(Bytes.toBytes("scol2"), parser.getQualifier(2));
    assertEquals(0, parser.getRowKeyColumnIndex());
  }
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    assertEquals(0, parser.getRowKeyColumnIndex());
  }

  @Test
  public void testTsvParser() throws BadTsvLineException {
    TsvParser parser = new TsvParser("col_a,col_b:qual,HBASE_ROW_KEY,col_d", "\t");
    assertBytesEquals(Bytes.toBytes("col_a"), parser.getFamily(0));
    assertBytesEquals(HConstants.EMPTY_BYTE_ARRAY, parser.getQualifier(0));
    assertBytesEquals(Bytes.toBytes("col_b"), parser.getFamily(1));
    assertBytesEquals(Bytes.toBytes("qual"), parser.getQualifier(1));
    assertNull(parser.getFamily(2));
    assertNull(parser.getQualifier(2));
    assertEquals(2, parser.getRowKeyColumnIndex());
   
    byte[] line = Bytes.toBytes("val_a\tval_b\tval_c\tval_d");
    ParsedLine parsed = parser.parse(line, line.length);
    checkParsing(parsed, Splitter.on("\t").split(Bytes.toString(line)));
  }
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Related Classes of org.apache.hadoop.hbase.mapreduce.ImportTsv.TsvParser

  • org.apache.hadoop.hbase.mapreduce.TestImportTsv
  • org.apache.hadoop.hbase.mapreduce.TestImportTsvParser
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