New class to transport the OIDC UMA bearer token

src/main/java/org/gcube/common/authorization/library/provider/UmaJWTProvider.java

@@ -0,0 +1,30 @@
+package org.gcube.common.authorization.library.provider;
+
+public class UmaJWTProvider {
+
+    public static UmaJWTProvider instance = new UmaJWTProvider();
+
+    private static final InheritableThreadLocal<String> threadToken = new InheritableThreadLocal<String>() {
+
+        @Override
+        protected String initialValue() {
+            return null;
+        }
+
+    };
+
+    private UmaJWTProvider() {
+    }
+
+    public String get() {
+        return threadToken.get();
+    }
+
+    public void set(String jwt) {
+        threadToken.set(jwt);
+    }
+
+    public void reset() {
+        threadToken.remove();
+    }
+}