Google HTTP Client for Java

Overview
Setup Instructions
Component Modules
Android
Google App Engine
HTTP Transport
JSON
Exponential Backoff
Unit Testing
Support

Component Modules

This libraries is composed of several modules:

google-http-client

Google HTTP Client Library for Java (google-http-client) is designed to be compatible with all supported Java platforms, including Android.

google-http-client-android

Android extensions to the Google HTTP Client Library for Java (google-http-client-android) support Java Google Android (only for SDK >= 2.1) applications. This module depends on google-http-client.

google-http-client-apache-v2

Apache extension to the Google HTTP Client Library for Java (google-http-client-apache-v2) that contains an implementation of HttpTransport based on the Apache HTTP Client. This module depends on google-http-client.

google-http-client-appengine

Google App Engine extensions to the Google HTTP Client Library for Java (google-http-client-appengine) support Java Google App Engine applications. This module depends on google-http-client.

google-http-client-gson

GSON extension to the Google HTTP Client Library for Java (google-http-client-gson) that contains an implementation of JsonFactory based on the GSON API. This module depends on google-http-client.

google-http-client-jackson2

Jackson2 extension to the Google HTTP Client Library for Java (google-http-client-jackson2) that contains an implementation of JsonFactory based on the Jackson2 API. This module depends on google-http-client.

google-http-client-protobuf

Protocol buffer extensions to theGoogle HTTP Client Library for Java (google-http-client-protobuf) support protobuf data format. This module depends on google-http-client.

google-http-client-xml

XML extensions to the Google HTTP Client Library for Java (google-http-client-xml) support the XML data format. This module depends on google-http-client.