Android 如何在使用MockWebServer时使用Dagger 2.0支持多个端点
对于Android项目,我配置了Dagger2.6对2.1.0和OkHttp 3.4.1进行改造,如下面的Dagger模块所示。我的目标是使用Android 如何在使用MockWebServer时使用Dagger 2.0支持多个端点,android,retrofit2,dagger-2,okhttp3,mockwebserver,Android,Retrofit2,Dagger 2,Okhttp3,Mockwebserver,对于Android项目,我配置了Dagger2.6对2.1.0和OkHttp 3.4.1进行改造,如下面的Dagger模块所示。我的目标是使用@命名的限定符支持多个后端 @Module public class ApiModule { private static final String GITHUB_QUALIFIER = "GitHub"; private static final String TWITTER_QUALIFIER = "Twitter"; @
@命名的
限定符支持多个后端
@Module
public class ApiModule {
private static final String GITHUB_QUALIFIER = "GitHub";
private static final String TWITTER_QUALIFIER = "Twitter";
@Provides
GitHubClient provideGitHubClient(@Named(GITHUB_QUALIFIER) Retrofit retrofit) { /* ... */ }
@Provides
TwitterClient provideTwitterClient(@Named(TWITTER_QUALIFIER) Retrofit retrofit) { /* ... */ }
@Named(GITHUB_QUALIFIER)
@Provides
@Singleton
HttpUrl provideGitHubBaseUrl() { /* ... */ }
@Named(TWITTER_QUALIFIER)
@Provides
@Singleton
HttpUrl provideTwitterBaseUrl() { /* ... */ }
@Named(GITHUB_QUALIFIER)
@Provides
@Singleton
Retrofit getGitHubRetrofit(@Named(GITHUB_QUALIFIER) HttpUrl httpUrl,
OkHttpClient okHttpClient) { /* ... */ }
@Named(TWITTER_QUALIFIER)
@Provides
@Singleton
Retrofit getTwitterRetrofit(@Named(TWITTER_QUALIFIER) HttpUrl httpUrl,
OkHttpClient okHttpClient) { /* ... */ }
private Retrofit getRetrofit(String baseUrl,
OkHttpClient okHttpClient) { /* ... */ }
@Provides
@Singleton
public OkHttpClient provideOkHttpClient() { /* ... */ }
}
我想用它来做测试。但是,我无法找到如何在同时支持多个后端的情况下传入MockWebServer的URL:
// From a unit test
mockWebServer = new MockWebServer();
mockWebServer.start();
ApiModule apiModule = new ApiModule();
OkHttpClient okHttpClient = new OkHttpClient.Builder().build();
String url = mockWebServer.url("/").toString();
// Here I cannot pass the URL to Retrofit
Retrofit retrofit = apiModule.provideRetrofit(/* HERE */ okHttpClient);
gitHubClient = apiModule.provideGitHubClient(retrofit);
可以使用okhttp拦截器覆盖基本url
public final class HostSelectionInterceptor implements Interceptor {
private volatile String mHost;
public void setHost(String host) {
this.mHost = checkNotNull(host);
}
@Override
public okhttp3.Response intercept(Chain chain) throws IOException {
Request request = chain.request();
String host = this.mHost;
if (host != null) {
HttpUrl overriddenBaseUrl = HttpUrl.parse(host);
HttpUrl newUrl = request.url()
.newBuilder()
.host(overriddenBaseUrl.host())
.build();
request = request.newBuilder()
.url(newUrl)
.build();
}
return chain.proceed(request);
}
}
摘自这里:
您可以使用此拦截器为MockWebServer url提供源,甚至可以在调试生成的登台端点之间切换