Dmaap micro service jar

Creating a service running in a standalone jar to handle
the publishing and recieving of dmaap messages for appc.
Dmaap adapter and event listener code is copeid from the
main appc project. It will be moved in a later commit.

Change-Id: I3fa7b5dc60345f0f38f763a243150b8472f985ac
Signed-off-by: Patrick Brady <patrick.brady@att.com>
Issue-ID: APPC-1744

9 files changed, 479 insertions, 0 deletions

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
index 000000000..4359c51fb
--- /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;
+    }
+
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Consumer.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Consumer.java
new file mode 100644
index 000000000..542797ed2
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Consumer.java
@@ -0,0 +1,92 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017-2019 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;
+
+public interface Consumer {
+
+    /**
+     * Gets a batch of messages from the topic. Defaults to 1000 messages with 15s wait for messages if empty.
+     *
+     * @return A list of strings representing the messages pulled from the topic.
+     */
+    List<String> fetch();
+
+    /**
+     * Gets a batch of messages from the topic.
+     *
+     * @param waitMs
+     *            The amount of time to wait in milliseconds if the topic is empty for data to be written. Should be no
+     *            less than 15000ms to prevent too many requests
+     * @param limit
+     *            The amount of messages to fetch
+     * @return A list of strings representing the messages pulled from the topic.
+     */
+    List<String> fetch(int waitMs, int limit);
+
+    /**
+     * Updates the api credentials for making authenticated requests.
+     *
+     * @param apiKey
+     *            The public key to authenticate with
+     * @param apiSecret
+     *            The secret key to authenticate with
+     */
+    void updateCredentials(String apiKey, String apiSecret);
+
+    /**
+     * Creates a dmaap client using a https connection
+     *
+     * @param yes
+     *            True if https should be used, false otherwise.
+     */
+    default void useHttps(boolean yes) {}
+
+    /**
+     *  Sets Blacklist time for a server with response problem in seconds
+     */
+    default void setResponseProblemBlacklistTime(String duration) {}
+
+    /**
+     *  Sets Blacklist time for a server with server problem in seconds
+     */
+    default void setServerProblemBlacklistTime(String duration) {}
+
+    /**
+     *  Sets Blacklist time for a server with DNS problem in seconds
+     */
+    default void setDnsIssueBlacklistTime(String duration) {}
+
+    /**
+     *  Sets Blacklist time for a server with IO Exception problem in seconds
+     */
+    default void setIOExceptionBlacklistTime(String duration) {}
+
+    /**
+     * Closes the dmaap client https connection.
+     */
+    default void close() {}
+
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Manager.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Manager.java
new file mode 100644
index 000000000..315e4bd0b
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Manager.java
@@ -0,0 +1,47 @@
+/*-
+ * ============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.Set;
+
+public interface Manager {
+
+    /**
+     * Updates the api credentials for making authenticated requests
+     * 
+     * @param apiKey
+     *            The public key to authenticate with
+     * @param apiSecret
+     *            The secret key to authenticate with
+     */
+    public void updateCredentials(String apiKey, String apiSecret);
+
+    /**
+     * Return a set of strings representing topics that the user can see
+     *
+     * @return A set of strings with topic names or an empty set if no topics are visible
+     */
+    public Set<String> getTopics();
+
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageAdapterFactory.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageAdapterFactory.java
new file mode 100644
index 000000000..03bc2b28a
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageAdapterFactory.java
@@ -0,0 +1,41 @@
+/*-
+ * ============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.Collection;
+import java.util.Set;
+
+import org.onap.appc.adapter.message.Consumer;
+import org.onap.appc.adapter.message.Producer;
+
+public interface MessageAdapterFactory {
+	
+	// TODO: how do you configure the MessageService type?
+	
+	public Producer createProducer(Collection<String> pools, String writeTopic, String apiKey, String apiSecret);
+	
+	public Producer createProducer(Collection<String> pools, Set<String> writeTopics, String apiKey, String apiSecret);
+
+	public Consumer createConsumer(Collection<String> pool, String readTopic, 
+			                              String clientName, String clientId, String filter_json, String apiKey, String apiSecret);
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageDestination.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageDestination.java
new file mode 100644
index 000000000..02244ccd5
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/MessageDestination.java
@@ -0,0 +1,28 @@
+/*-
+ * ============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;
+
+public enum MessageDestination {
+    DCAE
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Producer.java b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Producer.java
new file mode 100644
index 000000000..8536d8257
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/java/org/onap/appc/adapter/message/Producer.java
@@ -0,0 +1,74 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017-2019 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;
+
+public interface Producer {
+
+    boolean post(String partition, String data);
+
+    /**
+     * Updates the api credentials for making authenticated requests.
+     *
+     * @param apiKey
+     *            The public key to authenticate with
+     * @param apiSecret
+     *            The secret key to authenticate with
+     */
+    void updateCredentials(String apiKey, String apiSecret);
+
+    /**
+     * Creates a dmaap client using a https connection.
+     *
+     * @param yes
+     *            True if https should be used, false otherwise
+     */
+    default void useHttps(boolean yes) {}
+
+    /**
+     *  Sets Blacklist time for a server with response problem in seconds
+     */
+    default void setResponseProblemBlacklistTime(String duration) { }
+
+    /**
+     *  Sets Blacklist time for a server with server problem in seconds
+     */
+    default void setServerProblemBlacklistTime(String duration) {}
+
+    /**
+     *  Sets Blacklist time for a server with DNS problem in seconds
+     */
+    default void setDnsIssueBlacklistTime(String duration) {}
+
+    /**
+     *  Sets Blacklist time for a server with IO Exception problem in seconds
+     */
+    default void setIOExceptionBlacklistTime(String duration) {}
+
+
+    /**
+     * Closes the dmaap client https connection.
+     */
+    default void close() {}
+
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/main/resources/org/onap/appc/default.properties b/services/appc-dmaap-service/appc-message-adapter-api/src/main/resources/org/onap/appc/default.properties
new file mode 100644
index 000000000..da25a66a4
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/main/resources/org/onap/appc/default.properties
@@ -0,0 +1,25 @@
+###
+# ============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=========================================================
+###
+
+org.onap.appc.bootstrap.file=appc.properties
+org.onap.appc.bootstrap.path=/opt/onap/appc/data/properties,${user.home},.
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestCallableConsumer.java b/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestCallableConsumer.java
new file mode 100644
index 000000000..8c9dec31c
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestCallableConsumer.java
@@ -0,0 +1,73 @@
+/*
+ * ============LICENSE_START==========================================
+ *  org.onap.music
+ * ===================================================================
+ *  Copyright (c) 2019 IBM.
+ * ===================================================================
+ *  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 static org.junit.Assert.assertEquals;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.runners.MockitoJUnitRunner;
+
+@RunWith(MockitoJUnitRunner.class)
+public class TestCallableConsumer {
+
+    CallableConsumer callableConsumer;
+
+    @Mock
+    private Consumer consumer;
+
+    private List<String> list;
+    private int waitMs = 15000;
+    private int limit = 1000;
+    private int maxLife = 25000;
+
+    @Before
+    public void setUp() {
+        list = new ArrayList<String>();
+        callableConsumer = new CallableConsumer(consumer, waitMs, limit);
+    }
+
+    @Test
+    public void testCallableConsumer() {
+        CallableConsumer callableConsumer = new CallableConsumer(consumer);
+        Mockito.when(consumer.fetch()).thenReturn(list);
+        assertEquals(list, callableConsumer.call());
+    }
+
+    @Test
+    public void testCall() {
+        Mockito.when(consumer.fetch()).thenReturn(list);
+        assertEquals(list, callableConsumer.call());
+    }
+
+    @Test
+    public void testGetMaxLife() {
+        assertEquals(maxLife, callableConsumer.getMaxLife());
+    }
+
+}
diff --git a/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestMessageDestination.java b/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestMessageDestination.java
new file mode 100644
index 000000000..53b4ad463
--- /dev/null
+++ b/services/appc-dmaap-service/appc-message-adapter-api/src/test/java/org/onap/appc/adapter/message/TestMessageDestination.java
@@ -0,0 +1,39 @@
+/*
+* ============LICENSE_START=======================================================
+* ONAP : APPC
+* ================================================================================
+* Copyright 2018 TechMahindra
+*=================================================================================
+* 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 org.junit.Assert;
+import org.junit.Test;
+
+public class TestMessageDestination {
+
+    private MessageDestination messageDestination=MessageDestination.DCAE;
+
+    @Test
+    public void testName() {
+        Assert.assertEquals("DCAE", messageDestination.name());
+    }
+
+    @Test
+    public void testEqual() {
+        Assert.assertTrue(messageDestination.equals(MessageDestination.DCAE));
+        Assert.assertFalse(messageDestination.equals(null));
+    }
+}