com.unblu.webapi.jersey.v3.invoker.JSON Maven / Gradle / Ivy
package com.unblu.webapi.jersey.v3.invoker;
import java.io.IOException;
import java.text.DateFormat;
import jakarta.ws.rs.ext.ContextResolver;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
public class JSON implements ContextResolver {
private final ObjectMapper mapper;
public JSON() {
mapper = new ObjectMapper();
mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
mapper.configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, false);
mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
mapper.disable(MapperFeature.AUTO_DETECT_CREATORS);
mapper.disable(MapperFeature.AUTO_DETECT_FIELDS);
mapper.disable(MapperFeature.AUTO_DETECT_GETTERS);
mapper.disable(MapperFeature.AUTO_DETECT_IS_GETTERS);
mapper.enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING);
mapper.enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING);
mapper.setDateFormat(new RFC3339DateFormat());
mapper.registerModule(new JavaTimeModule());
}
/**
* Set the date format for JSON (de)serialization with Date properties.
*
* @param dateFormat Date format
*/
public void setDateFormat(final DateFormat dateFormat) {
mapper.setDateFormat(dateFormat);
}
@Override
public ObjectMapper getContext(final Class> type) {
return mapper;
}
/**
* Serialize the given Java object into JSON string.
*
* @param obj Object
* @return String representation of the JSON
* @throws JsonProcessingException
*/
public String serialize(final Object obj) throws JsonProcessingException {
return mapper.writeValueAsString(obj);
}
/**
* Deserialize the given JSON string to Java object.
*
* @param Type
* @param body The JSON string
* @param returnType The type to deserialize into
* @return The deserialized Java object
* @throws IOException
* @throws JsonMappingException
*/
public T deserialize(final String body, final Class returnType) throws JsonMappingException, IOException {
return mapper.readValue(body, returnType);
}
}