Sign With Google

Java utility for simplify Google Sign In on Android project, only one file .java you can start you google sign in with simpliest way.

Requirements

• Activate your OAuth2.0 in Google Developer Console

Gradle Dependencies

    def gmsVersion="11.6.0"
    dependencies{
      implementation "com.google.android.gms:play-services-auth:${gmsVersion}"
    }

Example Usage

Make sure your package location has been added on top line of SignWithGoogle.java

  private SignWithGoogle signWithGoogle;
  @Override
    public void onStart() {
         signWithGoogle=new SignWithGoogle(getContext()).build();
         super.onStart();
    }
  
  @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        signWithGoogle.onActivityResult(requestCode,resultCode,data);
    }
    
   public onClick(View v){
   
    if(v==btnSignInGoogle){
    //Do Sign In
    signWithGoogle.signIn(new SignWithGoogle.SignIn() {
                            @Override
                            public void doSignIn(@NonNull Intent SignInIntent, int REQUEST_CODE) {
                                startActivityForResult(SignInIntent,REQUEST_CODE);
                            }

                            @Override
                            public void after(@NonNull Status status, @Nullable GoogleSignInAccount account) {
                                Toast.makeText(getContext(), "Hello "+account.getDisplayName(), Toast.LENGTH_SHORT).show();
                            }
                        });
    }
    else if (v==btnSignOutGoogle){
    //Do Sign Out
    signWithGoogle.signOut(new SignWithGoogle.SignOut() {
                            @Override
                            public void before(@Nullable GoogleSignInAccount account) {

                            }

                            @Override
                            public void after(@NonNull Status status, @NonNull Task<Void> task) {
                                Toast.makeText(getContext(), "Logged out! status: "+status, Toast.LENGTH_SHORT).show();
                            }
                        });
    }
   
   }
  

Disclaimer

• Modification
  The whole code is designed by @riyanirawan007, feel free to share and modify the code.
• Data Retrieved
  You can get data from signed google acccount as explained on GoogleSignInAccount API
• Additional Google People API
  I've created same way util, with additional features such as Google People API implementation for get more spesifics google profile information, its available soon.