GUACAMOLE-5: Refactor HistoryRESTService as a resource.

guacamole/src/main/java/org/apache/guacamole/rest/RESTServiceModule.java

@@ -36,7 +36,6 @@ import org.apache.guacamole.rest.auth.SecureRandomAuthTokenGenerator;
 import org.apache.guacamole.rest.auth.TokenSessionMap;
 import org.apache.guacamole.rest.connection.ConnectionModule;
 import org.apache.guacamole.rest.connectiongroup.ConnectionGroupModule;
-import org.apache.guacamole.rest.history.HistoryRESTService;
 import org.apache.guacamole.rest.language.LanguageRESTService;
 import org.apache.guacamole.rest.patch.PatchRESTService;
 import org.apache.guacamole.rest.schema.SchemaRESTService;
@@ -88,7 +87,6 @@ public class RESTServiceModule extends ServletModule {
         bind(ObjectRetrievalService.class);
 
         // Set up the API endpoints
-        bind(HistoryRESTService.class);
         bind(LanguageRESTService.class);
         bind(PatchRESTService.class);
         bind(SchemaRESTService.class);

guacamole/src/main/java/org/apache/guacamole/rest/history/HistoryResource.java

@@ -19,13 +19,11 @@
 
 package org.apache.guacamole.rest.history;
 
-import com.google.inject.Inject;
 import java.util.ArrayList;
 import java.util.List;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
 import javax.ws.rs.Path;
-import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.MediaType;
@@ -33,27 +31,16 @@ import org.apache.guacamole.GuacamoleException;
 import org.apache.guacamole.net.auth.ConnectionRecord;
 import org.apache.guacamole.net.auth.ConnectionRecordSet;
 import org.apache.guacamole.net.auth.UserContext;
-import org.apache.guacamole.GuacamoleSession;
-import org.apache.guacamole.rest.ObjectRetrievalService;
-import org.apache.guacamole.rest.auth.AuthenticationService;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
- * A REST Service for retrieving and managing the history records of Guacamole
+ * A REST resource for retrieving and managing the history records of Guacamole
  * objects.
  *
  * @author Michael Jumper
  */
-@Path("/data/{dataSource}/history")
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
-public class HistoryRESTService {
-
-    /**
-     * Logger for this class.
-     */
-    private static final Logger logger = LoggerFactory.getLogger(HistoryRESTService.class);
+public class HistoryResource {
 
     /**
      * The maximum number of history records to return in any one response.
@@ -61,30 +48,25 @@ public class HistoryRESTService {
     private static final int MAXIMUM_HISTORY_SIZE = 1000;
 
     /**
-     * A service for authenticating users from auth tokens.
+     * The UserContext whose associated connection history is being exposed.
      */
-    @Inject
-    private AuthenticationService authenticationService;
+    private final UserContext userContext;
 
     /**
-     * Service for convenient retrieval of objects.
+     * Creates a new HistoryResource which exposes the connection history
+     * associated with the given UserContext.
+     *
+     * @param userContext
+     *     The UserContext whose connection history should be exposed.
      */
-    @Inject
-    private ObjectRetrievalService retrievalService;
+    public HistoryResource(UserContext userContext) {
+        this.userContext = userContext;
+    }
 
     /**
      * Retrieves the usage history for all connections, restricted by optional
      * filter parameters.
      *
-     * @param authToken
-     *     The authentication token that is used to authenticate the user
-     *     performing the operation.
-     *
-     * @param authProviderIdentifier
-     *     The unique identifier of the AuthenticationProvider associated with
-     *     the UserContext containing the connection whose history is to be
-     *     retrieved.
-     *
      * @param requiredContents
      *     The set of strings that each must occur somewhere within the
      *     returned connection records, whether within the associated username,
@@ -105,16 +87,12 @@ public class HistoryRESTService {
      *     If an error occurs while retrieving the connection history.
      */
     @GET
-    @Path("/connections")
-    public List<APIConnectionRecord> getConnectionHistory(@QueryParam("token") String authToken,
-            @PathParam("dataSource") String authProviderIdentifier,
+    @Path("connections")
+    public List<APIConnectionRecord> getConnectionHistory(
             @QueryParam("contains") List<String> requiredContents,
             @QueryParam("order") List<APIConnectionRecordSortPredicate> sortPredicates)
             throws GuacamoleException {
 
-        GuacamoleSession session = authenticationService.getGuacamoleSession(authToken);
-        UserContext userContext = retrievalService.retrieveUserContext(session, authProviderIdentifier);
-
         // Retrieve overall connection history
         ConnectionRecordSet history = userContext.getConnectionHistory();
 

guacamole/src/main/java/org/apache/guacamole/rest/session/UserContextResource.java

@@ -37,6 +37,7 @@ import org.apache.guacamole.net.auth.UserContext;
 import org.apache.guacamole.rest.activeconnection.APIActiveConnection;
 import org.apache.guacamole.rest.connection.APIConnection;
 import org.apache.guacamole.rest.connectiongroup.APIConnectionGroup;
+import org.apache.guacamole.rest.history.HistoryResource;
 import org.apache.guacamole.rest.user.APIUser;
 
 /**
@@ -169,4 +170,17 @@ public class UserContextResource {
                 userContext.getUserDirectory());
     }
 
+    /**
+     * Returns a new resource which represents historical data contained
+     * within the UserContext exposed by this UserContextResource.
+     *
+     * @return
+     *     A new resource which represents the historical data contained within
+     *     the UserContext exposed by this UserContextResource.
+     */
+    @Path("history")
+    public HistoryResource getHistoryResource() {
+        return new HistoryResource(userContext);
+    }
+
 }