--- /dev/null
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END====================================================
+ *
+ */
+
+package org.onap.aaf.cadi.client;
+
+import java.net.ConnectException;
+
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.Locator;
+import org.onap.aaf.misc.env.APIException;
+
+/**
+ *
+ * @author Jonathan
+ *
+ * @param <RT>
+ * @param <RET>
+ */
+public abstract class Retryable<RET> {
+ // be able to hold state for consistent Connections. Not required for all connection types.
+ public Rcli<?> lastClient;
+ private Locator.Item item;
+
+ public Retryable() {
+ lastClient = null;
+ item = null;
+ }
+
+ public Retryable(Retryable<?> ret) {
+ lastClient = ret.lastClient;
+ item = ret.item;
+ }
+
+ public Locator.Item item(Locator.Item item) {
+ lastClient = null;
+ this.item = item;
+ return item;
+ }
+ public Locator.Item item() {
+ return item;
+ }
+
+ public abstract RET code(Rcli<?> client) throws CadiException, ConnectException, APIException;
+
+ /**
+ * Note, Retryable is tightly coupled to the Client Utilizing. It will not be the wrong type.
+ * @return
+ */
+ @SuppressWarnings("unchecked")
+ public <CLIENT> Rcli<CLIENT> lastClient() {
+ return (Rcli<CLIENT>)lastClient;
+ }
+}