This post explains how to achieve mapping of json data represented by an object model to particular java object. Here object model is tree like data structure which reads and stores the entire json content in memory. The difference between this post and other posts in Binding section is that latter posts explains marshalling and…… Continue reading Achieving data binding with object model
Category: Binding
Handling json deserialization error
This post explains how to handle errors generated while deserializing the json file. This can be achieved by implementing an interface “DeserializationProblemHandler” provided by jackson framework as shown below UnMarshallingErrorHandler package package1; import java.io.IOException; import com.fasterxml.jackson.core.JsonParser; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.DeserializationContext; import com.fasterxml.jackson.databind.JsonDeserializer; import com.fasterxml.jackson.databind.deser.DeserializationProblemHandler; public class UnMarshallingErrorHandler extends DeserializationProblemHandler { @Override public boolean handleUnknownProperty(DeserializationContext ctxt,…… Continue reading Handling json deserialization error
UnMarshaling Json file
This post explains unmarshalling a object information stored in json format to java object . This can be achieved with the help of ObjectMapper provided by jackson databind package. To explain with an example we will use the below pojo objects User public class User { private Name name; private String ssn; private String sex;…… Continue reading UnMarshaling Json file
Marshaling Java Object
This post explains marshalling a java object to json format and storing it to a file. This can be achieved with the help of ObjectMapper provided by jackson databind package. To explain with an example we will use the below pojo objects User public class User { private Name name; private String ssn; private String…… Continue reading Marshaling Java Object