Package com.google.protobuf.Descriptors

Examples of com.google.protobuf.Descriptors.Descriptor

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                 file.toProto().getName());

    assertEquals(Arrays.asList(UnittestImport.getDescriptor()),
                 file.getDependencies());

    Descriptor messageType = TestAllTypes.getDescriptor();
    assertEquals(messageType, file.getMessageTypes().get(0));
    assertEquals(messageType, file.findMessageTypeByName("TestAllTypes"));
    assertNull(file.findMessageTypeByName("NoSuchType"));
    assertNull(file.findMessageTypeByName("protobuf_unittest.TestAllTypes"));
    for (int i = 0; i < file.getMessageTypes().size(); i++) {
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      assertEquals(i, file.getExtensions().get(i).getIndex());
    }
  }

  public void testDescriptor() throws Exception {
    Descriptor messageType = TestAllTypes.getDescriptor();
    Descriptor nestedType = TestAllTypes.NestedMessage.getDescriptor();

    assertEquals("TestAllTypes", messageType.getName());
    assertEquals("protobuf_unittest.TestAllTypes", messageType.getFullName());
    assertEquals(UnittestProto.getDescriptor(), messageType.getFile());
    assertNull(messageType.getContainingType());
    assertEquals(DescriptorProtos.MessageOptions.getDefaultInstance(),
                 messageType.getOptions());
    assertEquals("TestAllTypes", messageType.toProto().getName());

    assertEquals("NestedMessage", nestedType.getName());
    assertEquals("protobuf_unittest.TestAllTypes.NestedMessage",
                 nestedType.getFullName());
    assertEquals(UnittestProto.getDescriptor(), nestedType.getFile());
    assertEquals(messageType, nestedType.getContainingType());

    FieldDescriptor field = messageType.getFields().get(0);
    assertEquals("optional_int32", field.getName());
    assertEquals(field, messageType.findFieldByName("optional_int32"));
    assertNull(messageType.findFieldByName("no_such_field"));
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      assertEquals(i, messageType.getEnumTypes().get(i).getIndex());
    }
  }

  public void testFieldDescriptor() throws Exception {
    Descriptor messageType = TestAllTypes.getDescriptor();
    FieldDescriptor primitiveField =
      messageType.findFieldByName("optional_int32");
    FieldDescriptor enumField =
      messageType.findFieldByName("optional_nested_enum");
    FieldDescriptor messageField =
      messageType.findFieldByName("optional_foreign_message");
    FieldDescriptor cordField =
      messageType.findFieldByName("optional_cord");
    FieldDescriptor extension =
      UnittestProto.optionalInt32Extension.getDescriptor();
    FieldDescriptor nestedExtension = TestRequired.single.getDescriptor();

    assertEquals("optional_int32", primitiveField.getName());
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    assertFalse(repeatedField.isRequired());
    assertTrue(repeatedField.isRepeated());
  }

  public void testFieldDescriptorDefault() throws Exception {
    Descriptor d = TestAllTypes.getDescriptor();
    assertFalse(d.findFieldByName("optional_int32").hasDefaultValue());
    assertEquals(0, d.findFieldByName("optional_int32").getDefaultValue());
    assertTrue(d.findFieldByName("default_int32").hasDefaultValue());
    assertEquals(41, d.findFieldByName("default_int32").getDefaultValue());

    d = TestExtremeDefaultValues.getDescriptor();
    assertEquals(
      ByteString.copyFrom(
        "\0\001\007\b\f\n\r\t\013\\\'\"\u00fe".getBytes("ISO-8859-1")),
      d.findFieldByName("escaped_bytes").getDefaultValue());
    assertEquals(-1, d.findFieldByName("large_uint32").getDefaultValue());
    assertEquals(-1L, d.findFieldByName("large_uint64").getDefaultValue());
  }
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  public void testCustomOptions() throws Exception {
    // Get the descriptor indirectly from a dependent proto class. This is to
    // ensure that when a proto class is loaded, custom options defined in its
    // dependencies are also properly initialized.
    Descriptor descriptor =
        TestCustomOptions.TestMessageWithCustomOptionsContainer.getDescriptor()
        .findFieldByName("field").getMessageType();

    assertTrue(
      descriptor.getOptions().hasExtension(UnittestCustomOptions.messageOpt1));
    assertEquals(Integer.valueOf(-56),
      descriptor.getOptions().getExtension(UnittestCustomOptions.messageOpt1));

    FieldDescriptor field = descriptor.findFieldByName("field1");
    assertNotNull(field);

    assertTrue(
      field.getOptions().hasExtension(UnittestCustomOptions.fieldOpt1));
    assertEquals(Long.valueOf(8765432109L),
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    // verify resulting descriptors
    assertNotNull(barFile);
    List<Descriptor> msglist = barFile.getMessageTypes();
    assertNotNull(msglist);
    assertTrue(msglist.size() == 1);
    Descriptor desc = msglist.get(0);
    if (desc.getName().equals("MyMessage")) {
      assertNotNull(desc.getFields());
      List<FieldDescriptor> fieldlist = desc.getFields();
      assertNotNull(fieldlist);
      assertTrue(fieldlist.size() == 1);
      FieldDescriptor field = fieldlist.get(0);
      assertTrue(field.getType() == FieldDescriptor.Type.ENUM);
      assertTrue(field.getEnumType().getName().equals("MyEnum"));
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          "a.b.c.d.bar.shared"));
    }  
  }

  public void testOneofDescriptor() throws Exception {
    Descriptor messageType = TestAllTypes.getDescriptor();
    FieldDescriptor field =
        messageType.findFieldByName("oneof_nested_message");
    OneofDescriptor oneofDescriptor = field.getContainingOneof();
    assertNotNull(oneofDescriptor);
    assertSame(oneofDescriptor, messageType.getOneofs().get(0));
    assertEquals("oneof_field", oneofDescriptor.getName());

    assertEquals(4, oneofDescriptor.getFieldCount());
    assertSame(oneofDescriptor.getField(1), field);
  }
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  /** Internal helper which returns a mutable map. */
  private Map<FieldDescriptor, Object> getAllFieldsMutable() {
    final TreeMap<FieldDescriptor, Object> result =
      new TreeMap<FieldDescriptor, Object>();
    final Descriptor descriptor = internalGetFieldAccessorTable().descriptor;
    for (final FieldDescriptor field : descriptor.getFields()) {
      if (field.isRepeated()) {
        final List<?> value = (List<?>) getField(field);
        if (!value.isEmpty()) {
          result.put(field, value);
        }
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    /** Internal helper which returns a mutable map. */
    private Map<FieldDescriptor, Object> getAllFieldsMutable() {
      final TreeMap<FieldDescriptor, Object> result =
        new TreeMap<FieldDescriptor, Object>();
      final Descriptor descriptor = internalGetFieldAccessorTable().descriptor;
      for (final FieldDescriptor field : descriptor.getFields()) {
        if (field.isRepeated()) {
          final List value = (List) getField(field);
          if (!value.isEmpty()) {
            result.put(field, value);
          }
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    assertSame(b1, messageOrBuilderList.get(1));
    assertSame(m2, messageOrBuilderList.get(2));
  }

  public void testGetFieldBuilder() {
    Descriptor descriptor = TestAllTypes.getDescriptor();

    FieldDescriptor fieldDescriptor =
        descriptor.findFieldByName("optional_nested_message");
    FieldDescriptor foreignFieldDescriptor =
        descriptor.findFieldByName("optional_foreign_message");
    FieldDescriptor importFieldDescriptor =
        descriptor.findFieldByName("optional_import_message");

    // Mutate the message with new field builder
    // Mutate nested message
    TestAllTypes.Builder builder1 = TestAllTypes.newBuilder();
    Message.Builder fieldBuilder1 = builder1.newBuilderForField(fieldDescriptor)
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  • com.google.appengine.api.datastore.UnknownFieldChecker
  • com.google.nigori.common.TypeAdapterProtobuf
  • com.google.protobuf.AbstractMessage$Builder
  • com.google.protobuf.DescriptorsTest
  • com.google.protobuf.FieldSet
  • com.google.protobuf.GeneratedMessage
  • com.google.protobuf.GeneratedMessage$Builder
  • com.google.protobuf.GeneratedMessageTest
  • com.google.protobuf.JsonFormat
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