我正在开发移动应用程序的android studio。我具有付款功能,并且集成了PayPal沙箱,当用户单击时,出现PayPal页面。但是,当任何买家尝试使用显示的页面登录时,“用户名/密码错误。请重试”,尽管我确定这是正确的,并尝试了多个帐户,其中一个拥有有效的真实信用卡,但输出相同。我不知道为什么会这样?请有人能尽快帮助我。
这是用户尝试登录时出现的内容: screen shot of PayPal error message
提供了与付款部分相关的三个Java类:
confirmOrder.java:
package com.example.my1stapplication;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatactivity;
import android.app.activity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Button;
import android.content.Intent;
import com.example.my1stapplication.config.Config;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.paypal.android.sdk.payments.PayPalConfiguration;
import com.paypal.android.sdk.payments.PayPalPayment;
import com.paypal.android.sdk.payments.PayPalPaymentDetails;
import com.paypal.android.sdk.payments.PayPalService;
import com.paypal.android.sdk.payments.Paymentactivity;
import com.paypal.android.sdk.payments.PaymentConfirmation;
import android.text.TextUtils;
import android.widget.Toast;
import org.json.JSONException;
import java.io.Serializable;
import java.util.HashMap;
import java.math.BigDecimal;
public class confirmOrder extends AppCompatactivity {
EditText district,streetName,houseNo,phoneNo;
Button checkout;
DatabaseReference ordersref= FirebaseDatabase.getInstance().getReference("Orders");
final HashMap<String,Object> ordersMap=new HashMap<>();
public static final int PAYPAL_REQUEST_CODE=7171;
private static PayPalConfiguration config = new PayPalConfiguration().environment(PayPalConfiguration.ENVironMENT_SANDBOX).clientId(Config.PAYPAL_CLIENT_ID);
//Double totalPrice=getIntent().getDoubleExtra("totalPrice",0);
@Override
protected void onDestroy() {
stopService(new Intent(this,PayPalService.class));
super.onDestroy();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_confirm_order);
Double totalPrice=getIntent().getDoubleExtra("totalPrice",0);
Intent intent = new Intent(this,PayPalService.class);
intent.putExtra(PayPalService.EXTRA_PAYPAL_CONFIGURATION,config);
startService(intent);
district = (EditText) findViewById(R.id.district);
streetName = (EditText) findViewById(R.id.streetName);
houseNo = (EditText) findViewById(R.id.houseNo);
phoneNo = (EditText) findViewById(R.id.phoneNo);
checkout = (Button) findViewById(R.id.checkout);
String buyerID = getIntent().getStringExtra("buyerID");
// Double totalPrice=getIntent().getDoubleExtra("totalPrice",0);
//HashMap cart=(HashMap) getIntent().getSerializableExtra("cart");
checkout.setOnClicklistener(new View.OnClicklistener() {
@Override
public void onClick(View v) {
String district1 = district.getText().toString();
String streetName1 = district.getText().toString();
String houseNo1 = district.getText().toString();
String phoneNo1 = district.getText().toString();
if (!TextUtils.isEmpty(district1) && !TextUtils.isEmpty(district1)
&& !TextUtils.isEmpty(district1) && !TextUtils.isEmpty(district1)) {
Double totalPrice = getIntent().getDoubleExtra("totalPrice",0);
HashMap<String,Object> cart = (HashMap<String,Object>) getIntent().getSerializableExtra("cart");
String Orderid = ordersref.push().getKey();
ordersMap.put("orderID",Orderid);
ordersMap.put("totalPrice",(totalPrice));
ordersMap.put("buyerID",FirebaseAuth.getInstance().getcurrentUser().getUid());
ordersMap.put("district",district1);
ordersMap.put("streetName",streetName1);
ordersMap.put("houseNo",houseNo1);
ordersMap.put("phoneNo",phoneNo1);
ordersMap.put("paied",false);
ordersMap.put("shipped",false);
ordersMap.put("takenFromOwner",false);
//ordersMap.put("inCart",adapter);
ordersref.child(Orderid).updateChildren(ordersMap);
ordersref.child(Orderid).child("cart").updateChildren(cart);
processpayment();
} else {
Toast.makeText(getapplicationContext(),"please enter all fields",Toast.LENGTH_LONG).show();
}
}
});
}
private void processpayment(){
Double totalPrice=getIntent().getDoubleExtra("totalPrice",0);
PayPalPayment payPalPayment =new PayPalPayment(new BigDecimal(totalPrice),"USD","Pay for the material/s",PayPalPayment.PAYMENT_INTENT_SALE);
Intent intent = new Intent(this,Paymentactivity.class);
intent.putExtra(PayPalService.EXTRA_PAYPAL_CONFIGURATION,config);
intent.putExtra(Paymentactivity.EXTRA_PAYMENT,payPalPayment);
startactivityForResult(intent,PAYPAL_REQUEST_CODE);
}
@Override
protected void onactivityResult(int requestCode,int resultCode,@Nullable Intent data) {
Double totalPrice=getIntent().getDoubleExtra("totalPrice",0);
super.onactivityResult(requestCode,resultCode,data);
if (requestCode == PAYPAL_REQUEST_CODE) {
if (resultCode == RESULT_OK) {
PaymentConfirmation confirmation = data.getParcelableExtra(Paymentactivity.EXTRA_RESULT_CONFIRMATION);
if (confirmation != null) {
try {
String paymentDetails = confirmation.toJSONObject().toString(4);
startactivity(new Intent(this,PaymentDetails.class).putExtra("PaymentDetails",paymentDetails).putExtra("PaymentAmount",totalPrice));
} catch (JSONException e) {
e.printStackTrace();
}
} else if (resultCode == activity.RESULT_CANCELED) {
Toast.makeText(this,"Cancel",Toast.LENGTH_SHORT).show();
}
} else if (resultCode == Paymentactivity.RESULT_EXTRAS_INVALID) {
Toast.makeText(this,"Invalid Payment",Toast.LENGTH_SHORT).show();
}
}
}
}
PaymentDetails.java:
package com.example.my1stapplication;
import androidx.appcompat.app.AppCompatactivity;
import android.os.Bundle;
import android.widget.TextView;
import org.json.JSONObject;
import android.content.Intent;
import org.json.JSONException;
public class PaymentDetails extends AppCompatactivity {
TextView txtId,txtAmount,txtStatus;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_payment_details);
txtId = (TextView)findViewById(R.id.txtId);
txtStatus = (TextView)findViewById(R.id.txtStatus);
txtAmount = (TextView)findViewById(R.id.txtAmount);
Intent intent=getIntent();
try{
JSONObject jsonObject = new JSONObject(intent.getStringExtra("PaymentDetails"));
showDetails(jsonObject.getJSONObject("response"),intent.getStringExtra("PaymentAmount"));
}
catch (JSONException e){
e.printStackTrace();
}
}
private void showDetails(JSONObject response,String paymentAmount) throws JSONException {
try {
txtId.setText(response.getString("id"));
txtStatus.setText(response.getString("status"));
txtAmount.setText("SR"+paymentAmount);
}
catch(JSONException e){
e.printStackTrace();
}
}
}
Config.java:
package com.example.my1stapplication.config;
public class Config {
public static final String PAYPAL_CLIENT_ID = "AR1bLXBzCYYWa4BCkEyTTcbijrtWPh9u15b3sxQbHQZ-ymheonDq9zwMo1CqqM95fwHPp-pNjbRF99Am";
}