Add assertion for access token (#2)

* Create copybara.yml

GitOrigin-RevId: 9bdf6a7ecd56dbf3a3bc83c30db693685e92ded9

* Update copybara.yml

GitOrigin-RevId: 82050f4c8dc2278fd4277961868810b1d583b898

* Update copybara.yml

GitOrigin-RevId: 60894ee8e26a49f6d257343f2f954d851946d16d

* bugfix UsosPaymentsUserAccount

* Replace assert keyword with if-based assertion (#1)

GitOrigin-RevId: ffd1ec53966270487025e8db97a790ee1e7bb0da

* Add assertion for access token

---------

Co-authored-by: pszumanski <[email protected]>
GitOrigin-RevId: c9427b90845905dbc444265ded4db7f1bb732174

Author: 2 people

core/src/main/java/pl/wmsdev/usos4j/client/UsosUserAPIDefinition.java

@@ -18,17 +18,28 @@ public UsosUserAPIDefinition(OAuth10aService oAuthService, ScribeOAuthRequestFac
     }
 
     protected <T> T requestWithAccessToken(OAuthRequest request, Class<T> responseClazz) {
+        assertAccessTokenPresent();
         oAuthService.signRequest(accessToken.toFrameworkToken(), request);
         return request(request, responseClazz);
     }
 
     protected <T> T requestWithAccessToken(OAuthRequest request, TypeReference<T> typeReference) {
+        assertAccessTokenPresent();
         oAuthService.signRequest(accessToken.toFrameworkToken(), request);
         return request(request, typeReference);
     }
 
     protected String requestWithAccessToken(OAuthRequest request) {
+        assertAccessTokenPresent();
         oAuthService.signRequest(accessToken.toFrameworkToken(), request);
         return request(request);
     }
+
+    private void assertAccessTokenPresent() {
+        if(accessToken == null) {
+            throw new IllegalStateException("Tried to make authenticated request, but no access token is present - " +
+                    "make sure you are using User scoped API");
+        }
+    }
+
 }