Example usage for com.fasterxml.jackson.databind JsonSerializer JsonSerializer

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind JsonSerializer JsonSerializer.

Prototype

JsonSerializer

Source Link

Usage

From source file:io.github.cdelmas.spike.sparkjava.Main.java

private static ObjectMapper createObjectMapper() {
    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.getSerializerProvider().setNullValueSerializer(new JsonSerializer<Object>() {
        @Override//from  ww w.ja v a 2 s. c o m
        public void serialize(Object value, JsonGenerator gen, SerializerProvider serializers)
                throws IOException, JsonProcessingException {
        }
    });
    objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
    return objectMapper;
}

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From source file:org.opendaylight.sxp.csit.libraries.DeviceTestLibrary.java

/**
 * @param libraryServer Server where Library will be added
 *//*  w  ww. j av  a 2s . c o  m*/
public DeviceTestLibrary(RobotLibraryServer libraryServer) {
    super(libraryServer);
    connectionTimers.setReconciliationTime(0);
    connectionTimers.setDeleteHoldDownTime(0);
    pojoBindingsSerializer.registerModule(
            new SimpleModule().addSerializer(SxpBindingFields.class, new JsonSerializer<SxpBindingFields>() {

                @Override
                public void serialize(SxpBindingFields value, JsonGenerator jgen, SerializerProvider provider)
                        throws IOException {
                    jgen.writeStartObject();
                    jgen.writeNumberField("sgt", value.getSecurityGroupTag().getValue());
                    jgen.writeArrayFieldStart("ip-prefix");
                    jgen.writeString(new String(value.getIpPrefix().getValue()));
                    jgen.writeEndArray();
                    jgen.writeEndObject();
                }
            }));
}

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From source file:org.mongojack.TestCustomObjectMapper.java

private ObjectMapper createObjectMapper() {
    SimpleModule module = new SimpleModule("MySimpleModule", new Version(1, 0, 0, null, "", ""));
    module.addDeserializer(Custom.class, new JsonDeserializer<Custom>() {
        @Override/*  ww w .ja v a  2 s. c  om*/
        public Custom deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
            JsonNode node = jp.readValueAsTree();
            return new Custom(node.get("v1").asText(), node.get("v2").asText());
        }
    });
    module.addSerializer(Custom.class, new JsonSerializer<Custom>() {
        @Override
        public void serialize(Custom value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeStartObject();
            jgen.writeFieldName("v1");
            jgen.writeString(value.value1);
            jgen.writeFieldName("v2");
            jgen.writeString(value.value2);
            jgen.writeEndObject();
        }
    });

    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.registerModule(module);
    MongoJackModule.configure(objectMapper);
    return objectMapper;
}

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From source file:com.google.api.server.spi.response.ServletResponseResultWriter.java

private static SimpleModule getWriteLongAsStringModule() {
    JsonSerializer<Long> longSerializer = new JsonSerializer<Long>() {
        @Override//  w w  w  .  j  av a  2 s  . c  om
        public void serialize(Long value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
            jgen.writeString(value.toString());
        }
    };
    SimpleModule writeLongAsStringModule = new SimpleModule("writeLongAsStringModule",
            new Version(1, 0, 0, null, null, null));
    writeLongAsStringModule.addSerializer(Long.TYPE, longSerializer); // long (primitive)
    writeLongAsStringModule.addSerializer(Long.class, longSerializer); // Long (class)
    return writeLongAsStringModule;
}

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From source file:com.google.api.server.spi.response.ServletResponseResultWriter.java

private static SimpleModule getWriteDateAndTimeAsStringModule() {
    JsonSerializer<DateAndTime> dateAndTimeSerializer = new JsonSerializer<DateAndTime>() {
        @Override/* w w  w. j av  a 2 s.c o m*/
        public void serialize(DateAndTime value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeString(value.toRfc3339String());
        }
    };
    SimpleModule writeDateAsStringModule = new SimpleModule("writeDateAsStringModule",
            new Version(1, 0, 0, null, null, null));
    writeDateAsStringModule.addSerializer(DateAndTime.class, dateAndTimeSerializer);
    return writeDateAsStringModule;
}

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From source file:com.google.api.server.spi.response.ServletResponseResultWriter.java

private static SimpleModule getWriteSimpleDateAsStringModule() {
    JsonSerializer<SimpleDate> simpleDateSerializer = new JsonSerializer<SimpleDate>() {
        @Override//w  ww  . j a  v a 2  s.c  o  m
        public void serialize(SimpleDate value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeString(
                    String.format("%04d-%02d-%02d", value.getYear(), value.getMonth(), value.getDay()));
        }
    };
    SimpleModule writeSimpleDateAsModule = new SimpleModule("writeSimpleDateAsModule",
            new Version(1, 0, 0, null, null, null));
    writeSimpleDateAsModule.addSerializer(SimpleDate.class, simpleDateSerializer);
    return writeSimpleDateAsModule;
}

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From source file:org.jongo.query.BsonQueryFactoryTest.java

@Test
public void canHandlePOJOSerializedAsString() throws Exception {

    Mapping mapping = new Mapping.Builder().addSerializer(Friend.class, new JsonSerializer<Friend>() {

        @Override/*from www.  j a v a 2s  .com*/
        public void serialize(Friend friend, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeString(friend.getName());
        }
    }).build();
    QueryFactory customFactory = new BsonQueryFactory(new JacksonEngine(mapping));

    DBObject query = customFactory.createQuery("{friend:#}", new Friend("Robert")).toDBObject();

    assertThat(query.get("friend")).isEqualTo("Robert");
}

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From source file:com.google.api.server.spi.response.ServletResponseResultWriter.java

private static SimpleModule getWriteDateAsStringModule() {
    JsonSerializer<Date> dateSerializer = new JsonSerializer<Date>() {
        @Override//from w w w . ja v a  2s.c  om
        public void serialize(Date value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
            jgen.writeString(new com.google.api.client.util.DateTime(value).toStringRfc3339());
        }
    };
    SimpleModule writeDateAsStringModule = new SimpleModule("writeDateAsStringModule",
            new Version(1, 0, 0, null, null, null));
    writeDateAsStringModule.addSerializer(Date.class, dateSerializer);
    return writeDateAsStringModule;
}

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From source file:org.jongo.query.BsonQueryFactoryTest.java

@Test
public void canHandlePOJOSerializedAsBoolean() throws Exception {

    Mapping mapping = new Mapping.Builder().addSerializer(Friend.class, new JsonSerializer<Friend>() {
        @Override//from  w  w w.ja  va2 s  .  c o m
        public void serialize(Friend value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeBoolean(true);
        }
    }).build();
    QueryFactory customFactory = new BsonQueryFactory(new JacksonEngine(mapping));

    DBObject query = customFactory.createQuery("{friend:#}", new Friend("Robert")).toDBObject();

    assertThat(query.get("friend")).isEqualTo(true);
}

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From source file:org.emfjson.jackson.tests.custom.CustomSerializersTest.java

@Test
public void testSerializeReferenceAsStrings() {
    EMFModule module = new EMFModule();
    module.configure(EMFModule.Feature.OPTION_USE_ID, true);
    module.configure(EMFModule.Feature.OPTION_SERIALIZE_TYPE, false);

    module.setReferenceSerializer(new JsonSerializer<EObject>() {
        @Override//ww w .  ja  v  a2 s . c  om
        public void serialize(EObject value, JsonGenerator gen, SerializerProvider serializers)
                throws IOException {
            gen.writeString(((JsonResource) value.eResource()).getID(value));
        }
    });

    mapper.registerModule(module);

    JsonNode expected = mapper.createArrayNode()
            .add(mapper.createObjectNode().put("@id", "1").put("name", "Paul").put("uniqueFriend", "2"))
            .add(mapper.createObjectNode().put("@id", "2").put("name", "Franck"));

    User u1 = ModelFactory.eINSTANCE.createUser();
    u1.setName("Paul");

    User u2 = ModelFactory.eINSTANCE.createUser();
    u2.setName("Franck");

    u1.setUniqueFriend(u2);

    Resource resource = resourceSet.createResource(URI.createURI("test"));
    resource.getContents().add(u1);
    resource.getContents().add(u2);

    ((JsonResource) resource).setID(u1, "1");
    ((JsonResource) resource).setID(u2, "2");

    JsonNode result = mapper.valueToTree(resource);

    assertEquals(expected, result);
}

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