Added a Client Loader cache to sit intercept network calls and serve data.

code/hpdos_client/.idea/copyright/apache.xml

+<component name="CopyrightManager">
+  <copyright>
+    <option name="notice" value="Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay&#10;&#10;Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);&#10;you may not use this file except in compliance with the License.&#10;You may obtain a copy of the License at&#10;&#10;    http://www.apache.org/licenses/LICENSE-2.0&#10;&#10;Unless required by applicable law or agreed to in writing, software&#10;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#10;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.&#10;See the License for the specific language governing permissions and&#10;limitations under the License." />
+    <option name="myName" value="apache" />
+  </copyright>
+</component>
\ No newline at end of file

code/hpdos_client/.idea/copyright/profiles_settings.xml

+<component name="CopyrightManager">
+  <settings>
+    <module2copyright>
+      <element module="All" copyright="apache" />
+    </module2copyright>
+  </settings>
+</component>
\ No newline at end of file

code/hpdos_client/app.config

 app.name="HPDOS-Client"
 app.version="0.1.4"
+app.mode=rps
+app.thread_count=10
+app.rps=1000
 app.concurrency=5
 app.runtime=10
 app.data_size=10

code/hpdos_client/app/build.gradle

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 /*
  * This file was generated by the Gradle 'init' task.
  *
@@ -26,6 +42,8 @@ dependencies {
     // This dependency is used by the application.
     implementation 'com.google.guava:guava:29.0-jre'
     implementation group: 'com.google.protobuf', name: 'protobuf-java', version: '3.15.6'
+    // https://mvnrepository.com/artifact/com.github.ben-manes.caffeine/caffeine
+    implementation group: 'com.github.ben-manes.caffeine', name: 'caffeine', version: '3.0.1'
 
     implementation 'io.grpc:grpc-netty-shaded:1.36.0'
     implementation 'io.grpc:grpc-protobuf:1.36.0'

code/hpdos_client/app/src/main/java/HpdosClient/ConfigConstants.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package HpdosClient;
 
 public class ConfigConstants {

code/hpdos_client/app/src/main/java/HpdosClient/MessageFormat/MessageConstants.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package HpdosClient.MessageFormat;
 
 public class MessageConstants {

code/hpdos_client/app/src/main/java/HpdosClient/MessageFormat/RequestBuilder.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package HpdosClient.MessageFormat;
 
 import hpdos.grpc.Packet;

code/hpdos_client/app/src/main/java/HpdosClient/MessageFormat/ResponseBuilder.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package HpdosClient.MessageFormat;
-import hpdos.grpc.*;
+
+import hpdos.grpc.Ack;
+import hpdos.grpc.Nack;
+import hpdos.grpc.Packet;
+import hpdos.grpc.Response;
 
 import java.util.ArrayList;
 

code/hpdos_client/app/src/main/java/HpdosClient/lib/StorageHandler.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
+package HpdosClient.lib;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import hpdos.grpc.Packet;
+
+public class StorageHandler {
+    private boolean isResultReady;
+    private Packet packet;
+    private ListenableFuture<Packet> listener;
+
+    public StorageHandler(boolean isResultReady, Packet packet, ListenableFuture<Packet> listener) {
+        this.isResultReady = isResultReady;
+        this.packet = packet;
+        this.listener = listener;
+    }
+
+    public boolean isResultReady() {
+        return isResultReady;
+    }
+
+    public void setResultReady(boolean resultReady) {
+        isResultReady = resultReady;
+    }
+
+    public Packet getPacket() {
+        return packet;
+    }
+
+    public void setPacket(Packet packet) {
+        this.packet = packet;
+    }
+
+    public ListenableFuture<Packet> getListener() {
+        return listener;
+    }
+
+    public void setListener(ListenableFuture<Packet> listener) {
+        this.listener = listener;
+    }
+}

code/hpdos_client/app/src/main/java/HpdosClient/lib/StorageModel.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package HpdosClient.lib;
 
 import hpdos.grpc.Ack;
 
-import java.util.zip.CRC32;
-import java.util.zip.Checksum;
-
 public class StorageModel {
     private int version;
     private int dataSize;
@@ -32,6 +45,13 @@ public class StorageModel {
         this.crc = ack.getCrc();
     }
 
+    public void updateData(StorageModel model) {
+        this.version = model.getVersion();
+        this.dataSize = model.getDataSize();
+        this.value = model.getValue();
+        this.crc = model.getCrc();
+    }
+
     public int getVersion() {
         return version;
     }

code/hpdos_client/app/src/test/java/HpdosClient/AppTest.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 /*
  * This Java source file was generated by the Gradle 'init' task.
  */
 package HpdosClient;
 
 import org.junit.Test;
-import static org.junit.Assert.*;
+
+import static org.junit.Assert.assertNotNull;
 
 public class AppTest {
     @Test public void testAppHasAGreeting() {

code/hpdos_client/gradle/wrapper/gradle-wrapper.properties

+#
+# Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+#
+# 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.
+#
+
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.3-bin.zip

code/hpdos_client/gradlew

 #!/usr/bin/env sh
 
 #
-# Copyright 2015 the original author or authors.
+# Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
 #
 # 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
 #
-#      https://www.apache.org/licenses/LICENSE-2.0
+#     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,

code/hpdos_client/settings.gradle

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 /*
  * This file was generated by the Gradle 'init' task.
  *

code/hpdos_server/app/src/main/java/hpdos/lib/StorageService.java

+/*
+ * Copyright 2021 Nilanjan Daw, Synerg Lab, Department of CSE, IIT Bombay
+ *
+ * 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.
+ */
+
 package hpdos.lib;
 
 public interface StorageService {