Example usage for com.fasterxml.jackson.databind ObjectMapper setNodeFactory

Introduction

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

Prototype

public ObjectMapper setNodeFactory(JsonNodeFactory f) 

Source Link

Document

Method for specifying JsonNodeFactory to use for constructing root level tree nodes (via method #createObjectNode

Usage

From source file:uk.dsxt.voting.common.utils.web.JettyRunner.java

public static void configureMapper(ResourceConfig resourceConfig) {
    // create custom ObjectMapper
    ObjectMapper mapper = new ObjectMapper();
    mapper.setNodeFactory(JsonNodeFactory.withExactBigDecimals(true));
    mapper.enable(SerializationFeature.INDENT_OUTPUT);

    // create JsonProvider to provide custom ObjectMapper
    JacksonJaxbJsonProvider provider = new JacksonJaxbJsonProvider();
    provider.setMapper(mapper);//from  ww  w  .j ava2s  .  c  o  m
    resourceConfig.register(provider);
}

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From source file:com.unboundid.scim2.common.utils.MapperFactory.java

/**
 * Creates a custom SCIM compatible Jackson ObjectMapper. Creating new
 * ObjectMapper instances are expensive so instances should be shared if
 * possible. This can be used to set the factory used to build new instances
 * of the object mapper used by the SCIM 2 SDK.
 *
 * @return an Object Mapper with the correct options set for serializing
 *     and deserializing SCIM JSON objects.
 *///from  w w  w  . jav  a  2 s.c o  m
public static ObjectMapper createObjectMapper() {
    ObjectMapper mapper = new ObjectMapper(new ScimJsonFactory());

    // Don't serialize POJO nulls as JSON nulls.
    mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
    mapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);

    // Only use ISO8601 format for dates.
    mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
    mapper.setDateFormat(new ScimDateFormat());

    // Do not care about case when de-serializing POJOs.
    mapper.configure(MapperFeature.ACCEPT_CASE_INSENSITIVE_PROPERTIES, true);

    // Use the case-insensitive JsonNodes.
    mapper.setNodeFactory(new ScimJsonNodeFactory());

    for (DeserializationFeature feature : deserializationCustomFeatures.keySet()) {
        mapper.configure(feature, deserializationCustomFeatures.get(feature));
    }

    for (JsonGenerator.Feature feature : jsonGeneratorCustomFeatures.keySet()) {
        mapper.configure(feature, jsonGeneratorCustomFeatures.get(feature));
    }

    for (JsonParser.Feature feature : jsonParserCustomFeatures.keySet()) {
        mapper.configure(feature, jsonParserCustomFeatures.get(feature));
    }

    for (MapperFeature feature : mapperCustomFeatures.keySet()) {
        mapper.configure(feature, mapperCustomFeatures.get(feature));
    }

    for (SerializationFeature feature : serializationCustomFeatures.keySet()) {
        mapper.configure(feature, serializationCustomFeatures.get(feature));
    }

    return mapper;
}

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From source file:com.helger.wsdlgen.exchange.InterfaceReader.java

@Nonnull
private static ObjectMapper _createJSONFactory() {
    final ObjectMapper aObjectMapper = new ObjectMapper();
    // Necessary configuration to allow control characters inside of JSON
    // strings (like newline etc.)
    aObjectMapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_CONTROL_CHARS, true);
    // Feature that determines whether parser will allow use of unquoted field
    // names (which is allowed by Javascript, but not by JSON specification).
    aObjectMapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true);
    // Always use BigDecimal
    aObjectMapper.enable(DeserializationFeature.USE_BIG_DECIMAL_FOR_FLOATS);
    // As of 2.1.4 BigDecimals are compacted by default - with this method
    // everything stays as it was
    aObjectMapper.setNodeFactory(JsonNodeFactory.withExactBigDecimals(true));
    return aObjectMapper;
}

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From source file:org.jmxtrans.embedded.util.json.PlaceholderEnabledJsonNodeFactoryTest.java

@Test
public void testWithPlaceholders() throws Exception {
    System.setProperty("graphite.host", "graphite.www.private.mycompany.com");
    System.setProperty("server.name", "tomcat1");
    try {//from   w ww.ja v a 2s.c o m
        String configurationUrl = "org/jmxtrans/embedded/util/json/jmxtrans-placeholder-test.json";
        InputStream in = Thread.currentThread().getContextClassLoader().getResourceAsStream(configurationUrl);
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.setNodeFactory(new PlaceholderEnabledJsonNodeFactory());
        JsonNode rootNode = objectMapper.readValue(in, JsonNode.class);
        JsonNode outputWritersNode = rootNode.path("outputWriters");
        JsonNode outputWriterNode = outputWritersNode.get(1);
        assertThat(outputWriterNode.path("@class").asText(), is("org.jmxtrans.embedded.output.GraphiteWriter"));
        JsonNode settingsNode = outputWriterNode.path("settings");
        assertThat(settingsNode.path("host").asText(), is("graphite.www.private.mycompany.com"));
        assertThat(settingsNode.path("port").asInt(), is(2003));
        assertThat(settingsNode.path("namePrefix").asText(), is("servers.tomcat1."));

    } finally {
        System.getProperties().remove("graphite.host");
        System.getProperties().remove("server.name");
    }
}

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