RM-2197: Create REST GET API to return clearance levels

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/modules/recordsmanagement/HEAD@104246 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

rm-server/source/java/org/alfresco/module/org_alfresco_module_rm/script/classification/ClearanceLevelsGet.java

@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2005-2014 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.alfresco.module.org_alfresco_module_rm.script.classification;
+
+import org.alfresco.module.org_alfresco_module_rm.classification.SecurityClearanceService;
+import org.alfresco.module.org_alfresco_module_rm.script.AbstractRmWebScript;
+import org.springframework.extensions.webscripts.Cache;
+import org.springframework.extensions.webscripts.Status;
+import org.springframework.extensions.webscripts.WebScriptRequest;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Implementation for Java backed webscript to get the clearance levels.
+ *
+ * @author David Webster
+ * @since 3.0
+ */
+public class ClearanceLevelsGet extends AbstractRmWebScript
+{
+    /** Constants */
+    private static final String LEVELS = "levels";
+
+    /** Classification service */
+    private SecurityClearanceService securityClearanceService;
+
+    /**
+     * Sets the classification service
+     *
+     * @param securityClearanceService The classification service
+     */
+    public void setSecurityClearanceService(SecurityClearanceService securityClearanceService)
+    {
+        this.securityClearanceService = securityClearanceService;
+    }
+
+    /**
+     * @see org.springframework.extensions.webscripts.DeclarativeWebScript#executeImpl(org.springframework.extensions.webscripts.WebScriptRequest,
+     *      org.springframework.extensions.webscripts.Status,
+     *      org.springframework.extensions.webscripts.Cache)
+     */
+    @Override
+    protected Map<String, Object> executeImpl(WebScriptRequest req, Status status, Cache cache)
+    {
+        Map<String, Object> result = new HashMap<String, Object>();
+        result.put(LEVELS, securityClearanceService.getClearanceLevels());
+        return result;
+    }
+}