Merge pull request #16 from victornoel/issue-15-config-http-action-ad…

…apter

Exploit Config's HttpActionAdapter

src/main/java/org/pac4j/jax/rs/filters/AbstractFilter.java

@@ -47,10 +47,23 @@ public void filter(ContainerRequestContext requestContext) throws IOException {
         filter(context);
     }
 
+    /**
+     * Prefer to set a specific {@link HttpActionAdapter} on the {@link Config} instead of overriding this method.
+     * 
+     * @return an {@link HttpActionAdapter}
+     */
     protected HttpActionAdapter<Object, JaxRsContext> adapter() {
+
+        final HttpActionAdapter adapter;
+        if (this.config.getHttpActionAdapter() != null) {
+            adapter = this.config.getHttpActionAdapter();
+        } else {
+            adapter = JaxRsHttpActionAdapter.INSTANCE;
+        }
+
         return (code, context) -> {
             if (skipResponse == null || !skipResponse) {
-                context.getRequestContext().abortWith(context.getAbortBuilder().build());
+                adapter.adapt(code, context);
             }
             return null;
         };

src/main/java/org/pac4j/jax/rs/filters/JaxRsHttpActionAdapter.java

@@ -0,0 +1,22 @@
+package org.pac4j.jax.rs.filters;
+
+import org.pac4j.core.http.HttpActionAdapter;
+import org.pac4j.jax.rs.pac4j.JaxRsContext;
+
+/**
+ * 
+ * @author Victor Noel - Linagora
+ * @since 1.1.1
+ *
+ */
+public class JaxRsHttpActionAdapter implements HttpActionAdapter<Object, JaxRsContext> {
+
+    public static final JaxRsHttpActionAdapter INSTANCE = new JaxRsHttpActionAdapter();
+
+    @Override
+    public Object adapt(int code, JaxRsContext context) {
+        context.getRequestContext().abortWith(context.getAbortBuilder().build());
+        return null;
+    }
+
+}