Controller shared interface (#69)

shared/src/main/java/com/workup/shared/commands/controller/AddCommandRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Adds a new command to the commands maps. */
+public class AddCommandRequest {
+  // TODO: Add fields
+}

shared/src/main/java/com/workup/shared/commands/controller/ContinueRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Makes a service start accepting requests and acquire resources again. */
+public class ContinueRequest {
+  // No fields are required?
+}

shared/src/main/java/com/workup/shared/commands/controller/DeleteCommandRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Deletes a command from the commands map. */
+public class DeleteCommandRequest {
+  // TODO: Add fields
+}

shared/src/main/java/com/workup/shared/commands/controller/FreezeRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Makes a service stop accepting requests and release resources. */
+public class FreezeRequest {
+  // No fields are required?
+}

shared/src/main/java/com/workup/shared/commands/controller/SetErrorReportingLevelRequest.java

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+package com.workup.shared.commands.controller;
+
+import com.workup.shared.enums.ErrorLevel;
+import lombok.Getter;
+import lombok.experimental.SuperBuilder;
+import lombok.extern.jackson.Jacksonized;
+
+/** Set the severity level of an error to be reported. */
+@Getter
+@SuperBuilder(setterPrefix = "with")
+@Jacksonized
+public class SetErrorReportingLevelRequest {
+  ErrorLevel errorLevel;
+}

shared/src/main/java/com/workup/shared/commands/controller/SetMaxDBConnectionsRequest.java

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+package com.workup.shared.commands.controller;
+
+import lombok.Getter;
+import lombok.experimental.SuperBuilder;
+import lombok.extern.jackson.Jacksonized;
+
+/** Sets the number of DB connections in the pool of a service. */
+@Getter
+@SuperBuilder(setterPrefix = "with")
+@Jacksonized
+public class SetMaxDBConnectionsRequest {
+  int maxDBConnections;
+}

shared/src/main/java/com/workup/shared/commands/controller/SetMaxThreadsRequest.java

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+package com.workup.shared.commands.controller;
+
+import lombok.Getter;
+import lombok.experimental.SuperBuilder;
+import lombok.extern.jackson.Jacksonized;
+
+/** Set the maximum number of threads that a service can use. */
+@Getter
+@SuperBuilder(setterPrefix = "with")
+@Jacksonized
+public class SetMaxThreadsRequest {
+  int maxThreads;
+}

shared/src/main/java/com/workup/shared/commands/controller/SetMessageQueueRequest.java

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+package com.workup.shared.commands.controller;
+
+import com.workup.shared.enums.ServiceQueueNames;
+import lombok.Getter;
+import lombok.experimental.SuperBuilder;
+import lombok.extern.jackson.Jacksonized;
+
+/** Sets the name of the message queue the service is listening to. */
+@Getter
+@SuperBuilder(setterPrefix = "with")
+@Jacksonized
+public class SetMessageQueueRequest {
+  ServiceQueueNames messageQueue;
+}

shared/src/main/java/com/workup/shared/commands/controller/UpdateClassRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Updates a single class in the system. Not sure how, when, or why this would be used. */
+public class UpdateClassRequest {
+  // TODO: Implement this class
+}

shared/src/main/java/com/workup/shared/commands/controller/UpdateCommandRequest.java

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+package com.workup.shared.commands.controller;
+
+/** Updates the logic of a certain command. */
+public class UpdateCommandRequest {
+  // TODO: Implement this class
+}

shared/src/main/java/com/workup/shared/enums/ErrorLevel.java

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+package com.workup.shared.enums;
+
+public enum ErrorLevel {
+  INFO,
+  WARNING,
+  ERROR,
+  FATAL
+}