Package com.fasterxml.jackson.databind

Examples of com.fasterxml.jackson.databind.ObjectMapper.writer()

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        CsvSchema schema = CsvSchema.builder()
            .addColumn("id")
            .addColumn("desc")
            .build();
       
        String result = mapper.writer(schema).writeValueAsString(new IdDesc("id", "Some \"stuff\""));
        // MUST use doubling for quotes!
        assertEquals("id,\"Some \"\"stuff\"\"\"\n", result);
    }

    // [Issue#14]: String values that cross buffer boundary won't be quoted properly
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        final FilterProvider filters = new SimpleFilterProvider().addFilter("myFilter", theFilter);

        final MyDtoWithFilter dtoObject = new MyDtoWithFilter();
        dtoObject.setIntValue(12);

        final String dtoAsString = mapper.writer(filters).writeValueAsString(dtoObject);

        assertThat(dtoAsString, not(containsString("intValue")));
        assertThat(dtoAsString, containsString("booleanValue"));
        assertThat(dtoAsString, containsString("stringValue"));
        System.out.println(dtoAsString);
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        final MyDtoWithFilter dtoObject = new MyDtoWithFilter();
        dtoObject.setIntValue(-1);

        final ObjectMapper mapper = new ObjectMapper();
        final String dtoAsString = mapper.writer(filters).writeValueAsString(dtoObject);

        assertThat(dtoAsString, not(containsString("intValue")));
        assertThat(dtoAsString, containsString("booleanValue"));
        assertThat(dtoAsString, containsString("stringValue"));
        System.out.println(dtoAsString);
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    // create the output streams
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    ObjectMapper mapper = JsonObject.createObjectMapper();
    ObjectWriter writer = mapper.writer();
    ImageElement version = null;
    ImageElement checkpoint = null;

    // write the image
    info.writeImage(writer, dos);
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  public void writeImageTest() throws IOException {
    // create the dependency, output streams, and associated objects
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    ObjectMapper mapper = JsonObject.createObjectMapper();
    ObjectWriter writer = mapper.writer();

    String cmd = "java test.jar $master:$port";
    List<Integer> parents = new ArrayList<Integer>();
    List<Integer> children = new ArrayList<Integer>();
    List<ByteBuffer> data = new ArrayList<ByteBuffer>();
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    long creationTime = System.currentTimeMillis();
    InodeFile inode1 = new InodeFile("test1", 1, 0, 1000, creationTime);
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    ObjectMapper mapper = JsonObject.createObjectMapper();
    ObjectWriter writer = mapper.writer();

    // write the image
    inode1.writeImage(writer, dos);

    // decode the element
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    ByteBuffer bb3 = ByteBuffer.allocate(1);

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    ObjectMapper mapper = JsonObject.createObjectMapper();
    ObjectWriter writer = mapper.writer();

    // add elements to the RawTables
    rt.addRawTable(0, 1, bb1);
    rt.addRawTable(1, 1, bb2);
    rt.addRawTable(2, 1, bb3);
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    long creationTime = System.currentTimeMillis();
    InodeFolder inode1 = new InodeFolder("test1", 1, 0, creationTime);
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    ObjectMapper mapper = JsonObject.createObjectMapper();
    ObjectWriter writer = mapper.writer();

    // write the image
    inode1.writeImage(writer, dos);

    // decode the written bytes
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    {
    ObjectMapper mapper = getObjectMapper();

    try
      {
      mapper.writer().withDefaultPrettyPrinter().writeValue( outputStream, catalog );

      outputStream.close();
      }
    catch( IOException exception )
      {
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public class StdUserTest {
    @Test
    public void should_serialize_deserialize() throws Exception {
        ObjectMapper objectMapper = new ObjectMapper().registerModule(new GuavaModule());

        String admin = objectMapper.writer().writeValueAsString(
                new StdUser("admin", ImmutableSet.<String>of("restx-admin")));

        assertThat(admin).isEqualTo("{\"name\":\"admin\",\"roles\":[\"restx-admin\"]}");

        StdUser u = objectMapper.reader().withType(StdUser.class).readValue(admin);
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