Package org.apache.hadoop.zebra.types

Examples of org.apache.hadoop.zebra.types.TableSchemaParser

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      catch (Exception e) {
        throw new IOException("Partition constructor failed :" + e.getMessage());
      }
      int numCGs = WritableUtils.readVInt(in);
      physical = new Schema[numCGs];
      TableSchemaParser parser;
      String cgschemastr;
      try {
        for (int nx = 0; nx < numCGs; nx++) {
          cgschemastr = WritableUtils.readString(in);
          parser = new TableSchemaParser(new StringReader(cgschemastr));
          physical[nx] = parser.RecordSchema(null);
        }
      }
      catch (Exception e) {
        throw new IOException("parser.RecordSchema failed :" + e.getMessage());
      }
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  TableSchemaParser parser;
  Schema schema;

  @Before
  public void init() throws ParseException {
    parser = new TableSchemaParser(new StringReader(strSch));
    schema = parser.RecordSchema(null);
  }
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  TableSchemaParser parser;
  Schema schema;

  @Before
  public void init() throws ParseException {
    parser = new TableSchemaParser(new StringReader(strSch));
    schema = parser.RecordSchema(null);
  }
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public class TestSchemaMap {
  @Test
  public void testSchemaValid1() throws ParseException {
    String strSch = "f1:int, m1:map(int)";
    TableSchemaParser parser;
    Schema schema;

    parser = new TableSchemaParser(new StringReader(strSch));
    schema = parser.RecordSchema(null);
    System.out.println(schema);

    // test 1st level schema;
    ColumnSchema f1 = schema.getColumn(0);
    Assert.assertEquals("f1", f1.name);
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  }

  @Test
  public void testSchemaValid2() throws ParseException {
    String strSch = "f1:int, m1:map(map(float))";
    TableSchemaParser parser;
    Schema schema;

    parser = new TableSchemaParser(new StringReader(strSch));
    schema = parser.RecordSchema(null);
    System.out.println(schema);

    // test 1st level schema;
    ColumnSchema f1 = schema.getColumn(0);
    Assert.assertEquals("f1", f1.name);
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  }

  @Test
  public void testSchemaValid3() throws ParseException {
    String strSch = "m1:map(map(float)), m2:map(bool), f3";
    TableSchemaParser parser;
    Schema schema;

    parser = new TableSchemaParser(new StringReader(strSch));
    schema = parser.RecordSchema(null);
    System.out.println(schema);

    // test 1st level schema;
    ColumnSchema f1 = schema.getColumn(0);
    Assert.assertEquals("m1", f1.name);
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  @Test
  public void testSchemaInvalid1() throws ParseException {
    try {
      String strSch = "m1:abc";
      TableSchemaParser parser;
      Schema schema;

      parser = new TableSchemaParser(new StringReader(strSch));
      schema = parser.RecordSchema(null);
      System.out.println(schema);
    } catch (Exception e) {
      String errMsg = e.getMessage();
      String str = "Encountered \" <IDENTIFIER> \"abc \"\" at line 1, column 4.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid2() throws ParseException {
    try {
      String strSch = "m1:map(int";
      TableSchemaParser parser;
      Schema schema;

      parser = new TableSchemaParser(new StringReader(strSch));
      schema = parser.RecordSchema(null);
      System.out.println(schema);
    } catch (Exception e) {
      String errMsg = e.getMessage();
      String str = "Encountered \" \"(\" \"( \"\" at line 1, column 7.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid3() throws ParseException {
    try {
      String strSch = "m1:map(int, f2:int";
      TableSchemaParser parser;
      Schema schema;

      parser = new TableSchemaParser(new StringReader(strSch));
      schema = parser.RecordSchema(null);
      System.out.println(schema);
    } catch (Exception e) {
      String errMsg = e.getMessage();
      String str = "Encountered \" \"(\" \"( \"\" at line 1, column 7.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid4() throws ParseException {
    try {
      String strSch = "m1:map(m2:int)";
      TableSchemaParser parser;
      Schema schema;

      parser = new TableSchemaParser(new StringReader(strSch));
      schema = parser.RecordSchema(null);
      System.out.println(schema);
    } catch (Exception e) {
      String errMsg = e.getMessage();
      String str = "Encountered \" \"(\" \"( \"\" at line 1, column 7.";
      System.out.println(errMsg);
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Related Classes of org.apache.hadoop.zebra.types.TableSchemaParser

  • org.apache.hadoop.zebra.io.BasicTable$SchemaFile
  • org.apache.hadoop.zebra.types.TestSchemaCollection
  • org.apache.hadoop.zebra.types.TestSchemaMap
  • org.apache.hadoop.zebra.types.TestSchemaPrimitive
  • org.apache.hadoop.zebra.types.TestSchemaRecord
  • org.apache.hadoop.zebra.types.TestStorageCollection
  • org.apache.hadoop.zebra.types.TestStorageMap
  • org.apache.hadoop.zebra.types.TestStorageMisc1
  • org.apache.hadoop.zebra.types.TestStorageMisc2
  • org.apache.hadoop.zebra.types.TestStorageMisc3
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