private static String toJson(DataResponse<?> builder) throws IOException {

    ByteArrayOutputStream out = new ByteArrayOutputStream();

    try (JsonGenerator generator =
        new JacksonService().getJsonFactory().createJsonGenerator(out, JsonEncoding.UTF8)) {
      builder.getEncoder().encode(null, builder.getObjects(), generator);
    }

    return new String(out.toByteArray(), "UTF-8");
  }
  @Test
  public void testEncoder_FilterNoMatch() throws IOException {

    filters.add(
        new EncoderFilter() {

          @Override
          public boolean matches(ClientEntity<?> clientEntity) {
            return false;
          }

          @Override
          public boolean encode(
              String propertyName, Object object, JsonGenerator out, Encoder delegate)
              throws IOException {

            fail("Non matching filter was not supposed to be invoked");
            return false;
          }

          @Override
          public boolean willEncode(String propertyName, Object object, Encoder delegate) {
            fail("Non matching filter was not supposed to be invoked");
            return false;
          }
        });

    ClientEntity<E2> descriptor = getClientEntity(E2.class);
    descriptor.setIdIncluded(true);

    DataResponse<E2> builder = DataResponse.forType(E2.class).withClientEntity(descriptor);
    encoderService.makeEncoder(builder);

    ObjectContext context = cayenneService.newContext();
    E2 e21 = new E2();
    e21.setObjectId(new ObjectId("E2", E2.ID_PK_COLUMN, 7));
    e21.setName("XYZ");
    e21.setAddress("bla bla street");
    context.registerNewObject(e21);

    builder.getEncoder().encode(null, Collections.singletonList(e21), mock(JsonGenerator.class));
  }
Esempio n. 3
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 private String responseContents(DataResponse<?> response, PushPopVisitor visitor) {
   response.getEncoder().visitEntities(response.getObjects(), visitor);
   return visitor.ids.stream().collect(joining(";"));
 }