Package org.apache.hadoop.zebra.parser

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

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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 TestSchemaRecord {
  @Test
  public void testSchemaValid1() throws ParseException {
    String strSch = "r1:record(f1:int, f2:int), r2:record(r3:record(f3:float, f4))";
    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("r1", f1.getName());
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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 TestSchemaPrimitive {
  @Test
  public void testSchemaValid1() throws ParseException {
    String strSch = "f1:int, f2:long, f3:float, f4:bool, f5:string, f6:bytes";
    TableSchemaParser parser;
    Schema schema;

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

    ColumnSchema f2 = schema.getColumn(1);
    Assert.assertEquals("f2", f2.getName());
    Assert.assertEquals(ColumnType.LONG, f2.getType());
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  }

  @Test
  public void testSchemaValid2() throws ParseException {
    String strSch = "f1:int, f2, f3:float, f4, f5:string, f6::f61, f7::f71:map";
    TableSchemaParser parser;
    Schema schema;

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

    ColumnSchema f2 = schema.getColumn(1);
    Assert.assertEquals("f2", f2.getName());
    Assert.assertEquals(ColumnType.BYTES, f2.getType());
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  @Test
  public void testSchemaInvalid1() {
    try {
      String strSch = "f1:int, f2:xyz, f3:float";
      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> \"xyz \"\" at line 1, column 12.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid2() {
    try {
      String strSch = "f1:";
      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 \"<EOF>\" at line 1, column 3.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid3() {
    try {
      String strSch = ":";
      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 1.";
      System.out.println(errMsg);
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  @Test
  public void testSchemaInvalid4() {
    try {
      String strSch = "f1:int 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 8.";
      System.out.println(errMsg);
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Related Classes of org.apache.hadoop.zebra.parser.TableSchemaParser

  • org.apache.hadoop.zebra.io.BasicTable$SchemaFile
  • org.apache.hadoop.zebra.schema.ColumnType
  • org.apache.hadoop.zebra.schema.Schema
  • org.apache.hadoop.zebra.types.Partition
  • org.apache.hadoop.zebra.types.TestColumnGroupName
  • org.apache.hadoop.zebra.types.TestSchemaAnonymousCollection
  • org.apache.hadoop.zebra.types.TestSchemaCollection
  • org.apache.hadoop.zebra.types.TestSchemaMap
  • org.apache.hadoop.zebra.types.TestSchemaPrimitive
  • org.apache.hadoop.zebra.types.TestSchemaRecord
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