日志拦截器加依赖: implementation ‘com.squareup.okhttp3:logging-interceptor:3.12.0’
异步get
public class OkUtils {
//初始化一个对象
private OkHttpClient okHttpClient;
//2.定义一个方法
private OkUtils() {
HttpLoggingInterceptor loggingInterceptor =new HttpLoggingInterceptor();
okHttpClient = new OkHttpClient.Builder()
.connectTimeout(20,TimeUnit.SECONDS)
.callTimeout(20,TimeUnit.SECONDS)
.readTimeout(20,TimeUnit.SECONDS)
.addInterceptor(loggingInterceptor)
.build();
}
public static OkUtils getInstance() {
return OkHolder.okUtils;
}
//静态私有方法
private static class OkHolder {
private static final OkUtils okUtils = new OkUtils();
}
//封装异步的Get
public void getAsync(String url, Callback callback) {
Request request = new Request.Builder().url(url).build();
okHttpClient.newCall(request).enqueue(callback);
}
}
同步get
public class OkHttpUtils {
private OkHttpClient mOkHttpClient;
private OkHttpUtils() {
mOkHttpClient = new OkHttpClient();
}
public static OkHttpUtils getInstance() {
return OkHttpHolder.utils;
}
static class OkHttpHolder {
private static final OkHttpUtils utils = new OkHttpUtils();
}
//封装同步的Get请求方式
public String get(String url) throws IOException {
Request request = new Request.Builder().url(url).build();
Response execute = mOkHttpClient.newCall(request).execute();
return execute.body().string();
}
}
//总
public class OkUtils {
private OkHttpClient okHttpClient;
private OkUtils() {
//日志拦截器
HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor();
okHttpClient = new OkHttpClient.Builder()
.connectTimeout(20, TimeUnit.SECONDS)
.readTimeout(20, TimeUnit.SECONDS)
.callTimeout(20, TimeUnit.SECONDS)
.addInterceptor(loggingInterceptor)
.build();
}
public static OkUtils getInstance() {
return OkHolder.okUtils;
}
static class OkHolder {
private static final OkUtils okUtils = new OkUtils();
}
//这是同步的get和post
public String getSync(String url) throws IOException {
Request request = new Request.Builder().url(url).build();
return okHttpClient.newCall(request).execute().body().string();
}
public String postSync(String url, String key, String value) throws IOException {
RequestBody body = new FormBody.Builder().add(key, value).build();
Request request = new Request.Builder().url(url).post(body).build();
return okHttpClient.newCall(request).execute().body().string();
}
//异步的get和post
public void getAsync(String url, Callback callback) {
Request request = new Request.Builder().url(url).build();
okHttpClient.newCall(request).enqueue(callback);
}
public void postAsync(String url, Callback callback) {
RequestBody body = new FormBody.Builder().add("key", "value").build();
Request request = new Request.Builder().url(url).post(body).build();
okHttpClient.newCall(request).enqueue(callback);
}
//上传图片 必须是POST
public void upLoadImage(String url, String uid, Callback callback) {
File file = new File(Environment.getExternalStorageDirectory() + "/Pictures/test.jpg");
//上传图片需要 MultipartBody
MultipartBody.Builder body = new MultipartBody.Builder().setType(MultipartBody.FORM)
.addFormDataPart("uid", uid)
.addFormDataPart("file", "test.jpg", RequestBody.create(MediaType.parse("image/jpg"), file));
RequestBody body1 = body.build();
Request request = new Request.Builder().url(url).post(body1).build();
okHttpClient.newCall(request).enqueue(callback);
}
}