我试图创建一个应用程序,它会发送一些数据到网络服务器,当一个按钮被点击,数据将从窗体中。数据类型是名,姓和其他。我是一名初学者开发人员,并尝试使用OKHTTPFClient插件从应用程序发送HTTP请求。 我需要的是点击表单数据将被发送到PHP,然后PHP会给出一个成功的响应,然后应用程序会得到,然后活动将被重定向到感谢您的活动。下面是我现在想要的代码 -HTTP请求无法正常工作?
submitRequest.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
if (firstName.getText().toString().length() == 0) {
firstName.setError("Please enter your first name!");
}
if (firstName.getText().toString().length() != 0) {
Toast.makeText(getApplicationContext(), firstName.getText().toString(), Toast.LENGTH_SHORT).show();
requestHTTP(firstName.getText().toString());
} else {
}
}
});
这里是OKHTTPClient方法 -
private void requestHTTP(String first_name) {
OkHttpClient httpClient = new OkHttpClient();
String url = "https://www.example.com/action.php";
RequestBody formBody = new FormBody.Builder()
.add("first_name", first_name)
.build();
Request request = new Request.Builder()
.url(url)
.post(formBody)
.build();
Response response = null;
try {
response = httpClient.newCall(request).execute();
if (response.isSuccessful()) {
Toast.makeText(getApplicationContext(), firstName.getText().toString(), Toast.LENGTH_SHORT).show();
}
} catch (IOException e) {
}
}
UPDATE:
这里是展示在Android上运行段错误 -
E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.androidapp, PID: 11592
android.os.NetworkOnMainThreadException
at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1303)
at java.net.Inet6AddressImpl.lookupHostByName(Inet6AddressImpl.java:86)
at java.net.Inet6AddressImpl.lookupAllHostAddr(Inet6AddressImpl.java:74)
at java.net.InetAddress.getAllByName(InetAddress.java:752)
at okhttp3.Dns$1.lookup(Dns.java:39)
at okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(RouteSelector.java:185)
at okhttp3.internal.connection.RouteSelector.nextProxy(RouteSelector.java:149)
at okhttp3.internal.connection.RouteSelector.next(RouteSelector.java:84)
at okhttp3.internal.connection.StreamAllocation.findConnection(StreamAllocation.java:213)
at okhttp3.internal.connection.StreamAllocation.findHealthyConnection(StreamAllocation.java:134)
at okhttp3.internal.connection.StreamAllocation.newStream(StreamAllocation.java:113)
at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.java:42)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)
at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.java:93)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)
at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.java:93)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)
at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.java:125)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)
at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)
at okhttp3.RealCall.getResponseWithInterceptorChain(RealCall.java:200)
at okhttp3.RealCall.execute(RealCall.java:77)
at org.goldenfs.payoffcalculator.advisor.requestHTTP(advisor.java:220)
at org.goldenfs.payoffcalculator.advisor.access$000(advisor.java:38)
at org.goldenfs.payoffcalculator.advisor$4.onClick(advisor.java:188)
at android.view.View.performClick(View.java:6261)
at android.widget.TextView.performClick(TextView.java:11180)
at android.view.View$PerformClick.run(View.java:23748)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6776)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1520)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1410)
终止应用程序。
请帮我解决这个问题。我真的很感谢你的帮助...... :)
print'response.body()。string()'if IF condition –
让我从控制台添加错误! – eatherpro
为什么不使用AsyncTask? –