com.fasterxml.jackson.databind.DeserializationContext#getParser ( )源码实例Demo

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Fruit getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Fruit cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public GmFruit getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "GmFruit cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Triangle getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Triangle cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Pig getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Pig cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Quadrilateral getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Quadrilateral cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Shape getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Shape cannot be null");
}
 

/**
 * Handle deserialization of the 'null' value.
 */
@Override
public Mammal getNullValue(DeserializationContext ctxt) throws JsonMappingException {
    throw new JsonMappingException(ctxt.getParser(), "Mammal cannot be null");
}
 

protected InvalidNullException(DeserializationContext ctxt, String msg,
        PropertyName pname)
{
    super(ctxt.getParser(), msg);
    _propertyName = pname;
}