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

Introduction

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

Prototype

public ObjectMapper addHandler(DeserializationProblemHandler h) 

Source Link

Document

Method for adding specified DeserializationProblemHandler to be used for handling specific problems during deserialization.

Usage

From source file:de.javagl.jgltf.model.io.JacksonUtils.java

/**
 * Perform a default configuration of the given object mapper for
 * parsing glTF data/*from   w  ww . ja  va2  s. c o  m*/
 * 
 * @param objectMapper The object mapper
 * @param jsonErrorConsumer The consumer for {@link JsonError}s. If this 
 * is <code>null</code>, then the errors will not be handled.
 * <code>null</code>, then log outputs will be created for the errors
 */
static void configure(ObjectMapper objectMapper, Consumer<? super JsonError> jsonErrorConsumer) {
    // Some glTF files have single values instead of arrays,
    // so accept this for compatibility reasons
    objectMapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);

    objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);

    objectMapper.addHandler(createDeserializationProblemHandler(jsonErrorConsumer));

    // Register the module that will initialize the setup context
    // with the error handling bean deserializer modifier
    objectMapper.registerModule(new SimpleModule() {
        /**
         * Serial UID
         */
        private static final long serialVersionUID = 1L;

        @Override
        public void setupModule(SetupContext context) {
            super.setupModule(context);
            context.addBeanDeserializerModifier(createErrorHandlingBeanDeserializerModifier(jsonErrorConsumer));
        }
    });

}

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From source file:org.jberet.support.io.MappingJsonFactoryObjectFactory.java

static void configureDeserializationProblemHandlers(final ObjectMapper objectMapper,
        final String deserializationProblemHandlers, final ClassLoader classLoader) throws Exception {
    final StringTokenizer st = new StringTokenizer(deserializationProblemHandlers, ", ");
    while (st.hasMoreTokens()) {
        final Class<?> c = classLoader.loadClass(st.nextToken());
        objectMapper.addHandler((DeserializationProblemHandler) c.newInstance());
    }//ww  w  .  j a va 2 s.  c o m
}

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From source file:org.bonitasoft.web.designer.config.DesignerConfig.java

@Bean
public ObjectMapper objectMapper() {
    ObjectMapper objectMapper = new ObjectMapper();
    //By default all properties without explicit view definition are included in serialization.
    //To use JsonView we have to change this parameter
    objectMapper.configure(MapperFeature.DEFAULT_VIEW_INCLUSION, false);

    //We don't have to serialize null values
    objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
    objectMapper.registerModule(new JodaModule());
    objectMapper.registerSubtypes(jacksonSubTypes());

    //add Handler to migrate old json
    objectMapper.addHandler(new JacksonDeserializationProblemHandler());

    return objectMapper;
}

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