PayPal初始化，实现授权，网页支付。

pay-java-paypal/test/java/PayTest.java

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+import com.egzosn.pay.common.bean.PayOrder;
+import com.egzosn.pay.paypal.api.PayPalConfigStorage;
+import com.egzosn.pay.paypal.api.PayPalPayService;
+import com.egzosn.pay.paypal.bean.PayPalTransactionType;
+
+import java.math.BigDecimal;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * Created by egzosn on 2018/4/28.
+ */
+public class PayTest {
+
+    public static void main(String[] args) {
+        PayPalConfigStorage storage = new PayPalConfigStorage();
+        storage.setClientID("AUWunqrIzeSLQTQqRp_gQwkt1vLRcVa5kJIO4mp0ZvQnTreLmxaji9bqOFpqz-0h8mdeQpYxix6g_PRD");
+        storage.setClientSecret("EJFAZoD_ZG7PoRutRhX93TmeWs-DQ-PjdBkgr0j4GZA6lqAgmS2Z7yKQWqnTP5O74KqBaYOZnUEcq3Ug");
+        storage.setTest(true);
+        storage.setReturnUrl("http://127.0.0.1:8088/pay/success");
+        PayPalPayService service = new PayPalPayService(storage);
+        PayOrder order = new PayOrder("订单title", "摘要", new BigDecimal(0.01) , UUID.randomUUID().toString().replace("-", ""), PayPalTransactionType.sale);
+        Map<String, Object> orderInfo = service.orderInfo(order);
+        System.out.println(orderInfo);
+
+    }
+}