Package org.apache.thrift.transport

Examples of org.apache.thrift.transport.TMemoryBuffer

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    }
    return s;
  }

  private static void testStructField(StructFieldTestCase testCase) throws Exception {
    TMemoryBuffer buf = new TMemoryBuffer(0);
    TProtocol proto = factory.getProtocol(buf);
   
    TField field = new TField("test_field", testCase.type_, testCase.id_);
    proto.writeStructBegin(new TStruct("test_struct"));
    proto.writeFieldBegin(field);
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  public static void testSerialization() throws Exception {
    TestUnion union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);

    TMemoryBuffer buf = new TMemoryBuffer(0);
    TProtocol proto = new TBinaryProtocol(buf);

    union.write(proto);

    TestUnion u2 = new TestUnion();

    u2.read(proto);

    if (!u2.equals(union)) {
      throw new RuntimeException("serialization fails!");
    }

    StructWithAUnion swau = new StructWithAUnion(u2);

    buf = new TMemoryBuffer(0);
    proto = new TBinaryProtocol(buf);

    swau.write(proto);

    StructWithAUnion swau2 = new StructWithAUnion();
    if (swau2.equals(swau)) {
      throw new RuntimeException("objects match before they are supposed to!");
    }
    swau2.read(proto);
    if (!swau2.equals(swau)) {
      throw new RuntimeException("objects don't match when they are supposed to!");
    }

    // this should NOT throw an exception.
    buf = new TMemoryBuffer(0);
    proto = new TBinaryProtocol(buf);

    swau.write(proto);
    new Empty().read(proto);
  }
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      OneOfEach ooe = Fixtures.oneOfEach;
      Nesting n = Fixtures.nesting;

      HolyMoley hm = Fixtures.holyMoley;

      TMemoryBuffer buffer = new TMemoryBuffer(1024);
      TJSONProtocol proto = new TJSONProtocol(buffer);

      System.out.println("Writing ooe");
      ooe.write(proto);
      System.out.println("Reading ooe");
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  }

  public void testSerialization() throws Exception {
    TestUnion union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);

    TMemoryBuffer buf = new TMemoryBuffer(0);
    TProtocol proto = new TBinaryProtocol(buf);

    union.write(proto);

    TestUnion u2 = new TestUnion();

    u2.read(proto);

    assertEquals(u2, union);

    StructWithAUnion swau = new StructWithAUnion(u2);

    buf = new TMemoryBuffer(0);
    proto = new TBinaryProtocol(buf);

    swau.write(proto);

    StructWithAUnion swau2 = new StructWithAUnion();
    assertFalse(swau2.equals(swau));
    swau2.read(proto);
    assertEquals(swau2, swau);

    // this should NOT throw an exception.
    buf = new TMemoryBuffer(0);
    proto = new TBinaryProtocol(buf);

    swau.write(proto);
    new Empty().read(proto);
  }
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    private <T> void testRoundTripSerialize(ThriftType type, T value, TProtocolFactory protocolFactory)
            throws Exception
    {
        // write value
        TMemoryBuffer transport = new TMemoryBuffer(10 * 1024);
        TProtocol protocol = protocolFactory.getProtocol(transport);
        codecManager.write(type, value, protocol);

        // read value back
        T copy = (T) codecManager.read(type, protocol);
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        ThriftCatalog writeCatalog = writeCodecManager.getCatalog();
        ThriftStructMetadata writeMetadata = writeCatalog.getThriftStructMetadata(structType);
        assertNotNull(writeMetadata);

        TMemoryBuffer transport = new TMemoryBuffer(10 * 1024);
        TProtocol protocol = protocolFactory.getProtocol(transport);
        writeCodec.write(structInstance, protocol);

        T copy = readCodec.read(protocol);
        assertNotNull(copy);
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  public TestTCTLSeparatedProtocol() throws Exception {
  }

  public void testReads() throws Exception {
    TMemoryBuffer trans = new TMemoryBuffer(1024);
    String foo = "Hello";
    String bar = "World!";

    String key = "22";
    String value = "TheValue";
    String key2 = "24";
    String value2 = "TheValueAgain";

    byte columnSeparator[] = {1};
    byte elementSeparator[] = {2};
    byte kvSeparator[] = {3};

    trans.write(foo.getBytes(), 0, foo.getBytes().length);
    trans.write(columnSeparator, 0, 1);

    trans.write(columnSeparator, 0, 1);

    trans.write(bar.getBytes(), 0, bar.getBytes().length);
    trans.write(columnSeparator, 0, 1);

    trans.write(key.getBytes(), 0, key.getBytes().length);
    trans.write(kvSeparator, 0, 1);
    trans.write(value.getBytes(), 0, value.getBytes().length);
    trans.write(elementSeparator, 0, 1);

    trans.write(key2.getBytes(), 0, key2.getBytes().length);
    trans.write(kvSeparator, 0, 1);
    trans.write(value2.getBytes(), 0, value2.getBytes().length);

    trans.flush();

    // use 3 as the row buffer size to force lots of re-buffering.
    TCTLSeparatedProtocol prot = new TCTLSeparatedProtocol(trans, 1024);
    prot.initialize(new Configuration(), new Properties());
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    prot.readStructEnd();
  }

  public void testWrites() throws Exception {
    TMemoryBuffer trans = new TMemoryBuffer(1024);
    TCTLSeparatedProtocol prot = new TCTLSeparatedProtocol(trans, 1024);

    prot.writeStructBegin(new TStruct());
    prot.writeFieldBegin(new TField());
    prot.writeI32(100);
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeListBegin(new TList());
    prot.writeDouble(348.55);
    prot.writeDouble(234.22);
    prot.writeListEnd();
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeString("hello world!");
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeMapBegin(new TMap());
    prot.writeString("key1");
    prot.writeString("val1");
    prot.writeString("key2");
    prot.writeString("val2");
    prot.writeString("key3");
    prot.writeString("val3");
    prot.writeMapEnd();
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeListBegin(new TList());
    prot.writeString("elem1");
    prot.writeString("elem2");
    prot.writeListEnd();
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeString("bye!");
    prot.writeFieldEnd();

    prot.writeStructEnd();
    trans.flush();
    byte[] b = new byte[3 * 1024];
    int len = trans.read(b, 0, b.length);
    String test = new String(b, 0, len);

    String testRef =
      "100348.55234.22hello world!key1val1key2val2key3val3elem1elem2bye!";
    assertTrue(test.equals(testRef));

    trans = new TMemoryBuffer(1023);
    trans.write(b, 0, len);

    //
    // read back!
    //

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    prot.readStructEnd();
  }

  public void testQuotedWrites() throws Exception {
    TMemoryBuffer trans = new TMemoryBuffer(4096);
    TCTLSeparatedProtocol prot = new TCTLSeparatedProtocol(trans, 4096);
    Properties schema = new Properties();
    schema.setProperty(serdeConstants.QUOTE_CHAR, "\"");
    schema.setProperty(serdeConstants.FIELD_DELIM, ",");
    prot.initialize(new Configuration(), schema);

    String testStr = "\"hello, world!\"";

    prot.writeStructBegin(new TStruct());

    prot.writeFieldBegin(new TField());
    prot.writeString(testStr);
    prot.writeFieldEnd();

    prot.writeFieldBegin(new TField());
    prot.writeListBegin(new TList());
    prot.writeString("elem1");
    prot.writeString("elem2");
    prot.writeListEnd();
    prot.writeFieldEnd();

    prot.writeStructEnd();
    prot.writeString("\n");

    trans.flush();

    byte b[] = new byte[4096];
    int len = trans.read(b, 0, b.length);

    trans = new TMemoryBuffer(4096);
    trans.write(b, 0, len);
    prot = new TCTLSeparatedProtocol(trans, 1024);
    prot.initialize(new Configuration(), schema);

    prot.readStructBegin();
    prot.readFieldBegin();
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   */
  public void test1ApacheLogFormat() throws Exception {
    final String sample =
      "127.0.0.1 - frank [10/Oct/2000:13:55:36 -0700] \"GET /apache_pb.gif HTTP/1.0\" 200 2326";

    TMemoryBuffer trans = new TMemoryBuffer(4096);
    trans.write(sample.getBytes(), 0, sample.getBytes().length);
    trans.flush();

    TCTLSeparatedProtocol prot = new TCTLSeparatedProtocol(trans, 4096);
    Properties schema = new Properties();

    // this is a hacky way of doing the quotes since it will match any 2 of
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