Retrofit 2
public class ServiceGenerator {
public static final String API_BASE_URL = "https://your.api-base.url";
private static OkHttpClient.Builder httpClient = new OkHttpClient.Builder();
private static Retrofit.Builder builder =
new Retrofit.Builder()
.baseUrl(API_BASE_URL)
.addConverterFactory(GsonConverterFactory.create());
private static Retrofit retrofit = builder.build();
public static <S> S createService(Class<S> serviceClass) {
return createService(serviceClass, null, null);
}
public static <S> S createService(
Class<S> serviceClass, String username, String password) {
if (!TextUtils.isEmpty(username)
&& !TextUtils.isEmpty(password)) {
String authToken = Credentials.basic(username, password);
return createService(serviceClass, authToken);
}
return createService(serviceClass, null);
}
public static <S> S createService(
Class<S> serviceClass, final String authToken) {
if (!TextUtils.isEmpty(authToken)) {
AuthenticationInterceptor interceptor =
new AuthenticationInterceptor(authToken);
if (!httpClient.interceptors().contains(interceptor)) {
httpClient.addInterceptor(interceptor);
builder.client(httpClient.build());
retrofit = builder.build();
}
}
return retrofit.create(serviceClass);
}
}
Retrofit 1.9
public class ServiceGenerator {
public static final String API_BASE_URL = "https://your.api-base.url";
private static RestAdapter.Builder builder = new RestAdapter.Builder()
.setEndpoint(API_BASE_URL)
.setClient(new OkClient(new OkHttpClient()));
public static <S> S createService(Class<S> serviceClass) {
return createService(serviceClass, null, null);
}
public static <S> S createService(Class<S> serviceClass, String username, String password) {
if (username != null && password != null) {
String credentials = username + ":" + password;
final String basic =
"Basic " + Base64.encodeToString(credentials.getBytes(), Base64.NO_WRAP);
builder.setRequestInterceptor(new RequestInterceptor() {
@Override
public void intercept(RequestFacade request) {
request.addHeader("Authorization", basic);
request.addHeader("Accept", "application/json");
}
});
}
RestAdapter adapter = builder.build();
return adapter.create(serviceClass);
}
}
AuthenticationInterceptor.java
public class AuthenticationInterceptor implements Interceptor {
private String authToken;
public AuthenticationInterceptor(String token) {
this.authToken = token;
}
@Override
public Response intercept(Chain chain) throws IOException {
Request original = chain.request();
Request.Builder builder = original.newBuilder()
.header("Authorization", authToken);
Request request = builder.build();
return chain.proceed(request);
}
}
使用方法
Retrofit 2
接口
public interface LoginService {
@POST("/login")
Call<User> basicLogin();
}
请求方
LoginService loginService =
ServiceGenerator.createService(LoginService.class, "user", "secretpassword");
Call<User> call = loginService.basicLogin();
call.enqueue(new Callback<User >() {
@Override
public void onResponse(Call<User> call, Response<User> response) {
if (response.isSuccessful()) {
} else {
}
}
@Override
public void onFailure(Call<User> call, Throwable t) {
Log.d("Error", t.getMessage());
}
}
Retrofit 1.9
接口
public interface LoginService {
@POST("/login")
void basicLogin(Callback<User> cb);
}
请求者
LoginService loginService =
ServiceGenerator.createService(LoginService.class, "user", "secretpassword");
loginService.basicLogin(new Callback<User>() {
@Override
public void success(User user, Response response) {
}
@Override
public void failure(RetrofitError error) {
}
});
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