当我尝试发送HTTP请求时，会抛出错误（预期'：status'标头不存在）。
我在3天后创建了这段代码并且运行良好，但是现在我尝试运行我的应用程序给了我这个
我不知道它与服务器或WordPress网站有关吗？
错误：
W/System.err: at rx.Observable$2.call(Observable.java:162)
W/System.err: at rx.Observable$2.call(Observable.java:154)
W/System.err: at rx.Observable$2.call(Observable.java:162)
W/System.err: at rx.Observable$2.call(Observable.java:154)
W/System.err: at rx.Observable.unsafeSubscribe(Observable.java:7710)
W/System.err: at rx.internal.operators.OperatorSubscribeOn$1$1.call(OperatorSubscribeOn.java:62)
W/System.err: at rx.internal.schedulers.ScheduledAction.run(ScheduledAction.java:55)
W/System.err: at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:428)
W/System.err: at java.util.concurrent.FutureTask.run(FutureTask.java:237)
W/System.err: at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:272)
W/System.err: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
W/System.err: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
W/System.err: at java.lang.Thread.run(Thread.java:761)
E/HomeActivity: categories Error Expected ':status' header not present...
W/art: Before Android 4.1, method int android.support.v7.widget.ListViewCompat.lookForSelectablePosition(int, boolean) would have incorrectly overridden the package-private method in android.widget.ListView
// interface calss
package com.hgomy.android.hdomy.data.api;
import com.hgomy.android.hdomy.data.callback.StoreCallback;
import com.hgomy.android.hdomy.models.Category;
import com.hgomy.android.hdomy.models.Data;
import com.hgomy.android.hdomy.models.Review;
import com.hgomy.android.hdomy.models.customer;
import com.hgomy.android.hdomy.models.products;
import java.util.List;
import retrofit.Call;
import retrofit.http.Body;
import retrofit.http.DELETE;
import retrofit.http.GET;
import retrofit.http.Headers;
import retrofit.http.POST;
import retrofit.http.PUT;
import retrofit.http.Path;
import retrofit.http.Query;
import retrofit.http.Url;
import rx.Observable;
public interface woocommerce
{
String WC_API_VERSION = "1";
String consumer_key = "***************************"; // Add your own Consumer Key here
String consumer_secret = "**************************"; // Add your own Consumer Secret here
String BASE_URL = "https://hdomy.tk/wp-json/wc/v" + WC_API_VERSION + "/" ;
@GET
Observable<StoreCallback> store(@Url String url);
////////////////////////////////////////////////////////////////////////
//products
////////////////////////////////////////////////////////////////////////
@Headers("Content-Type: application/json")
@GET("products/categories")
Observable<List<Category>> getCategories();
@Headers("Content-Type: application/json")
@GET
Observable<List<Category>> getCategories2(@Url String url);
@Headers("Content-Type: application/json")
@GET("products")
Observable<List<products>> getProducts();
@Headers("Content-Type: application/json")
@GET("products")
Observable<List<products>> getProducts(@Query("category") int category);
@GET("products")
Observable<List<products>> getProducts2(@Query("category") int category, @Query("page") int page);
@GET("products/{id}")
Observable<products> getRelatedProducts(@Path("id") int id);
@Headers("Content-Type: application/json")
@GET("products/{id}")
Observable<products> getProduct(@Path("id") int id);
@Headers("Content-Type: application/json")
@GET
Observable<List<Review>> getProductReviews(@Url String url);
@Headers("Content-Type: application/json")
@POST("customers")
Call<customer> registerUser(@Body customer body);
@Headers("Content-Type: application/json")
@POST("customers")
Call<customer> registerUser2(@Body Data body);
@GET
Call<customer> loginUser(@Url String url);
@GET("customers/email/{email}")
Call<customer> loginUser2(@Path("email") String email);
@Headers("Content-Type: application/json")
@GET("customers")
Call<List<customer>> getCustomer(@Query("email") String email);
}
// Rest Adapter
public class FullUrlRestAdapter {
static ArrayList<NameValuePair> params;
public static woocommerce createAPI(final String fullUrl) {
Log.d("class", "FullUrlRestAdapter");
Log.d("fullUrl", fullUrl);
params = new ArrayList<>();
setParams(fullUrl);
// Define the interceptor, add authentication headers
Interceptor interceptor = new Interceptor() {
@Override
public Response intercept(Chain chain) throws IOException {
HttpUrl.Builder builder = chain.request().httpUrl().newBuilder();
for (NameValuePair entry : params) {
builder.addQueryParameter(entry.getName(), entry.getValue());
}
Request newRequest = chain.request()
.newBuilder()
.url(builder.build())
.header("Accept", "application/json")
.build();
Log.e("requesterror", "requesterror");
return chain.proceed(newRequest);
}
};
HttpLoggingInterceptor logging = new HttpLoggingInterceptor();
logging.setLevel(HttpLoggingInterceptor.Level.BODY);
OkHttpClient client = new OkHttpClient();
client.setConnectTimeout(30, TimeUnit.SECONDS);
client.setReadTimeout(60, TimeUnit.SECONDS);
client.interceptors().add(logging);
client.interceptors().add(interceptor);
Retrofit retrofit = new Retrofit.Builder()
.baseUrl(fullUrl)
.addCallAdapterFactory(RxJavaCallAdapterFactory.create())
.addConverterFactory(GsonConverterFactory.create())
.client(client)
.build();
return retrofit.create(woocommerce.class);
}
@RequiresApi(api = Build.VERSION_CODES.FROYO)
public static ArrayList<NameValuePair> setParams(String endpoint) {
final String uri = woocommerce.BASE_URL + endpoint;
params = new ArrayList<>();
params.add(new BasicNameValuePair("consumer_key", woocommerce.consumer_key));
params.add(new BasicNameValuePair("consumer_secret", woocommerce.consumer_secret));
Collections.sort(params, new SortParams());
String encodedParams = URLEncodedUtils.format(params, "utf-8");
Log.d("full encodedParamString", encodedParams);
String string_to_sign = "";
try {
string_to_sign = (new StringBuilder("GET&")).append(URLEncoder.encode(endpoint, "utf-8")).append("&").append(URLEncoder.encode(encodedParams, "utf-8")).toString();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
Log.d("full string to sign", string_to_sign);
return params;
}
static class SortParams implements Comparator<NameValuePair> {
@Override
public int compare(NameValuePair nameValuePair1, NameValuePair nameValuePair2) {
return nameValuePair1.getName().compareTo(nameValuePair2.getName());
}
}
}
// Gradle
apply plugin: 'com.android.application'
android {
compileSdkVersion 25
buildToolsVersion '25.0.2'
useLibrary 'org.apache.http.legacy'
defaultConfig {
applicationId "com.hgomy.android.hdomy"
minSdkVersion 14
targetSdkVersion 25
versionCode 1
versionName "1.0"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
productFlavors {
}
}
dependencies {
compile fileTree(include: ['*.jar'], dir: 'libs')
androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
exclude group: 'com.android.support', module: 'support-annotations'
})
//square libraries
compile('com.squareup.retrofit:retrofit:2.0.0-beta2') {
exclude module: 'okhttp'
}
compile 'com.squareup.okhttp:okhttp:2.6.0'
compile 'com.squareup.okhttp:logging-interceptor:2.6.0'
compile('com.mikepenz:materialdrawer:4.5.4@aar') {
transitive = true
}
compile files('src/main/libs/org.apache.http.legacy.jar')
//GCM
compile 'com.android.support:appcompat-v7:25.4.0'
compile 'com.android.support:design:25.4.0'
compile 'com.android.support.constraint:constraint-layout:1.0.2'
compile 'com.squareup.picasso:picasso:2.5.2'
compile 'com.jakewharton:butterknife:7.0.1'
compile 'com.squareup.okhttp:logging-interceptor:2.6.0'
compile 'com.squareup.retrofit:adapter-rxjava:2.0.0-beta2'
compile 'com.squareup.retrofit:converter-gson:2.0.0-beta2'
compile 'com.squareup.retrofit2:retrofit:2.3.0'
compile 'com.colintmiller:simplenosql:0.5.1'
compile 'io.reactivex:rxandroid:1.2.1'
compile 'com.github.frankiesardo:linearlistview:1.0.1@aar'
compile 'org.greenrobot:eventbus:3.0.0'
compile 'com.google.maps.android:android-maps-utils:0.4'
compile 'com.google.android.gms:play-services-maps:11.8.0'
compile 'com.github.ViksaaSkool:AwesomeSplash:v1.0.0'
compile 'io.reactivex:rxandroid:1.0.1'
//compile 'com.squareup.retrofit:converter-jackson:2.0.0-beta2'
//compile 'com.viewpagerindicator:library:2.4.1@aar.jar'
// compile 'io.reactivex:rxjava:1.0.4'
//compile 'com.github.bumptech.glide:glide:3.6.1'
// compile 'uk.co.chrisjenx:calligraphy:2.1.0'
compile 'com.github.frankiesardo:linearlistview:1.0.1@aar'
testCompile 'junit:junit:4.12'
}
//获取数据的代码
private void getProductCategories() {
String url = woocommerce.BASE_URL + "products/categories";
woocommerce wooCommerceApi = FullUrlRestAdapter.createAPI(url);
rx.Observable<List<Category>> productCallbackObservable = wooCommerceApi.getCategories2(url);
productCallbackObservable
.retry(2)
.take(4)
.observeOn(AndroidSchedulers.mainThread()).
subscribeOn(Schedulers.newThread()).
subscribe(new Subscriber<List<Category>>() {
@Override
public void onCompleted() {
} @Override
public void onError(Throwable e) {
e.printStackTrace();
Log.e("HomeActivity", "categories Error " + e.getMessage() + "...");
}
@Override
public void onNext(List<Category> categories) {
Log.d("HomeActivity", "categories size " + categories.size() + "..");
if (categories.size() > 0) {
for (int i = 0; i < categories.size(); i++) {
// for (String aCategoriesToDisplay : categoriesToDisplay) {
// if (categories.get(i).getName().equals(aCategoriesToDisplay)) {
// setupCategories(categories.get(i));
// }
// }
setupCategories(categories.get(i));
}
} else {
//TODO handle empty categories
}
}
});
}
//错误
E/HomeActivity: categories Error Expected ':status' header not present...
我在3天后创建了这段代码并且运行良好，但现在我尝试运行我的应用程序，这给了我这个错误。
答案 0 :(得分：0)
只需将Retrofit和Okhttp3库更新到最新版本。
compile 'com.squareup.okhttp3:okhttp:3.9.0'
compile 'com.squareup.retrofit2:retrofit:2.3.0'