Dmaap micro service jar

[appc.git] / services / appc-dmaap-service / appc-message-adapter-api / src / main / java / org / onap / appc / adapter / message / CallableConsumer.java

diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/CallableConsumer.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/CallableConsumer.java
new file mode 100644 (file)
index 0000000..4359c51
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/CallableConsumer.java
@@ -0,0 +1,60 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.appc.adapter.message;
+
+import java.util.List;
+import java.util.concurrent.Callable;
+
+public class CallableConsumer implements Callable<List<String>> {
+
+    private Consumer consumer;
+
+    private int timeout = 15000;
+    private int limit = 1000;
+
+    public CallableConsumer(Consumer c) {
+        this.consumer = c;
+    }
+
+    public CallableConsumer(Consumer c, int waitMs, int fetchSize) {
+        this.consumer = c;
+        this.timeout = waitMs;
+        this.limit = fetchSize;
+    }
+
+    @Override
+    public List<String> call() {
+        return consumer.fetch(timeout, limit);
+    }
+
+    /**
+     * The maximum amount of time to keep a connection alive. Currently is set to waitMs + 10s
+     *
+     * @return An integer representing the maximum amount of time to keep this thread alive
+     */
+    public int getMaxLife() {
+        return 10000 + timeout;
+    }
+
+}