Package com.jummania.converter

Class GsonConverter

java.lang.Object

com.jummania.converter.GsonConverter

All Implemented Interfaces:

DataManager.Converter

public class GsonConverter
                    extends Object
implements DataManager.Converter
                

GsonConverter is an implementation of the Converter interface that utilizes the Gson library for converting Java objects to JSON format and vice versa.

This class provides methods to serialize Java objects to JSON strings and to deserialize JSON strings back into Java objects using the Gson library.

Created by Jummania on 08, December, 2024. Email: sharifuddinjumman@gmail.com Dhaka, Bangladesh.

Constructor Summary

Constructors

Constructor	Description
GsonConverter()	Default constructor that initializes the Gson instance.
GsonConverter (com.google.gson.Gson gson)	Constructor that accepts a custom Gson instance.

Method Summary

Modifier and Type	Method	Description
<T> T	fromJson (String json, Type typeOfT)	Converts a JSON string into a Java object of the specified type.
<T> T	fromReader (Reader json, Type typeOfT)	Converts a JSON stream from a Reader into a Java object of the specified type.
<T> String	toJson (T data)	Converts a Java object to its JSON representation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

GsonConverter

public GsonConverter()
                                        

Default constructor that initializes the Gson instance.

GsonConverter

public GsonConverter
                                            
                                            (com.google.gson.Gson gson)
                                        

Constructor that accepts a custom Gson instance.

Parameters:

gson - the Gson instance to be used for conversions

Method Details

toJson

public <T> String toJson
                                            
                                            (T data)

Converts a Java object to its JSON representation.

Specified by:

toJson in interface DataManager.Converter

Type Parameters:

T - the type of the object

Parameters:

data - the Java object to be converted to JSON

Returns:

a JSON string representing the object

fromJson

public <T> T fromJson
                                            
                                            (String json,
 Type typeOfT)

Converts a JSON string into a Java object of the specified type.

Specified by:

fromJson in interface DataManager.Converter

Type Parameters:

T - the type of the object

Parameters:

json - the JSON string to be converted

typeOfT - the type of the object to be returned

Returns:

the Java object represented by the JSON string

fromReader

public <T> T fromReader
                                            
                                            (Reader json,
 Type typeOfT)

Converts a JSON stream from a Reader into a Java object of the specified type.

Specified by:

fromReader in interface DataManager.Converter

Type Parameters:

T - the type of the object

Parameters:

json - the Reader containing the JSON data to be converted

typeOfT - the type of the object to be returned

Returns:

the Java object represented by the JSON data from the Reader