Moved from UmaJWTProvider in `common-authorization` for intra-portal use only

src/main/java/org/gcube/portal/oidc/lr62/UMATokensProvider.java

@@ -0,0 +1,30 @@
+package org.gcube.portal.oidc.lr62;
+
+public class UMATokensProvider {
+
+    public static UMATokensProvider instance = new UMATokensProvider();
+
+    private static final InheritableThreadLocal<String> threadToken = new InheritableThreadLocal<String>() {
+
+        @Override
+        protected String initialValue() {
+            return null;
+        }
+
+    };
+
+    private UMATokensProvider() {
+    }
+
+    public String get() {
+        return threadToken.get();
+    }
+
+    public void set(String jwt) {
+        threadToken.set(jwt);
+    }
+
+    public void reset() {
+        threadToken.remove();
+    }
+}