[DMAAP-CLIENT] First sonar issues review part2

[dmaap/messagerouter/dmaapclient.git] / src / test / java / org / onap / dmaap / mr / test / support / MRConsumerMock.java

diff --git a/src/test/java/org/onap/dmaap/mr/test/support/MRConsumerMock.java b/src/test/java/org/onap/dmaap/mr/test/support/MRConsumerMock.java
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+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  org.onap.dmaap
+ *  ================================================================================
+ *  Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ *  ================================================================================
+ *  Modifications Copyright © 2021 Orange.
+ *  ================================================================================
+ *  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=========================================================
+ *
+ *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ *
+ *******************************************************************************/
+
+package org.onap.dmaap.mr.test.support;
+
+import org.onap.dmaap.mr.client.MRConsumer;
+import org.onap.dmaap.mr.client.response.MRConsumerResponse;
+import org.slf4j.Logger;
+
+import java.io.IOException;
+import java.util.LinkedList;
+import java.util.List;
+
+/**
+ * A helper for unit testing systems that use a MRConsumer. When setting
+ * up your test, inject an instance into MRClientFactory to have it return
+ * the mock client.
+ *
+ * @author author
+ */
+public class MRConsumerMock implements MRConsumer {
+    public class Entry {
+        public Entry(long waitMs, int statusCode, List<String> msgs) {
+            fWaitMs = waitMs;
+            fStatusCode = statusCode;
+            fStatusMsg = null;
+            fMsgs = new LinkedList<>(msgs);
+        }
+
+        public Entry(long waitMs, int statusCode, String statusMsg) {
+            fWaitMs = waitMs;
+            fStatusCode = statusCode;
+            fStatusMsg = statusMsg;
+            fMsgs = null;
+        }
+
+        public LinkedList<String> run() throws IOException {
+            try {
+                Thread.sleep(fWaitMs);
+                if (fStatusCode >= 200 && fStatusCode <= 299) {
+                    return fMsgs;
+                }
+                throw new IOException("" + fStatusCode + " " + fStatusMsg);
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+                throw new IOException(e);
+            }
+        }
+
+        private final long fWaitMs;
+        private final int fStatusCode;
+        private final String fStatusMsg;
+        private final LinkedList<String> fMsgs;
+    }
+
+    public MRConsumerMock() {
+        fReplies = new LinkedList<>();
+    }
+
+    @Override
+    public void close() {
+    }
+
+    @Override
+    public void setApiCredentials(String apiKey, String apiSecret) {
+    }
+
+    @Override
+    public void clearApiCredentials() {
+    }
+
+    public synchronized void add(Entry e) {
+        fReplies.add(e);
+    }
+
+    public void addImmediateMsg(String msg) {
+        addDelayedMsg(0, msg);
+    }
+
+    public void addDelayedMsg(long delay, String msg) {
+        final LinkedList<String> list = new LinkedList<>();
+        list.add(msg);
+        add(new Entry(delay, 200, list));
+    }
+
+    public void addImmediateMsgGroup(List<String> msgs) {
+        addDelayedMsgGroup(0, msgs);
+    }
+
+    public void addDelayedMsgGroup(long delay, List<String> msgs) {
+        final LinkedList<String> list = new LinkedList<>(msgs);
+        add(new Entry(delay, 200, list));
+    }
+
+    public void addImmediateError(int statusCode, String statusText) {
+        add(new Entry(0, statusCode, statusText));
+    }
+
+    @Override
+    public Iterable<String> fetch() throws IOException {
+        return fetch(-1, -1);
+    }
+
+    @Override
+    public Iterable<String> fetch(int timeoutMs, int limit) throws IOException {
+        return fReplies.size() > 0 ? fReplies.removeFirst().run() : new LinkedList<String>();
+    }
+
+    @Override
+    public void logTo(Logger log) {
+    }
+
+    private final LinkedList<Entry> fReplies;
+
+    @Override
+    public MRConsumerResponse fetchWithReturnConsumerResponse() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public MRConsumerResponse fetchWithReturnConsumerResponse(int timeoutMs,
+                                                              int limit) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+}