AT&T 2.0.19 Code drop, stage 3

[aaf/authz.git] / auth / auth-core / src / main / java / org / onap / aaf / auth / org / OrganizationFactory.java

diff --git a/auth/auth-core/src/main/java/org/onap/aaf/auth/org/OrganizationFactory.java b/auth/auth-core/src/main/java/org/onap/aaf/auth/org/OrganizationFactory.java
new file mode 100644 (file)
index 0000000..36efb5d
--- /dev/null
+++ b/auth/auth-core/src/main/java/org/onap/aaf/auth/org/OrganizationFactory.java
@@ -0,0 +1,125 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * 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.aaf.auth.org;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onap.aaf.auth.env.AuthzTrans;
+import org.onap.aaf.cadi.util.FQI;
+import org.onap.aaf.misc.env.Env;
+import org.onap.aaf.misc.env.impl.BasicEnv;
+
+/**
+ * Organization Plugin Mechanism
+ * 
+ * Define a NameSpace for the company (i.e. com.att), and put in Properties as 
+ * "Organization.[your NS" and assign the supporting Class.  
+ * 
+ * Example:
+ * Organization.com.att=org.onap.aaf.auth.org.test.att.ATT
+ *
+ * @author Pavani, Jonathan
+ *
+ */
+public class OrganizationFactory {
+       private static final String ORGANIZATION_DOT = "Organization.";
+       private static Organization defaultOrg = null;
+       private static Map<String,Organization> orgs = new ConcurrentHashMap<String,Organization>();
+       public static Organization init(BasicEnv env) throws OrganizationException {
+               int idx = ORGANIZATION_DOT.length();
+               Organization org,firstOrg = null;
+               
+               for(Entry<Object, Object> es : env.getProperties().entrySet()) {
+                       String key = es.getKey().toString();
+                       if(key.startsWith(ORGANIZATION_DOT)) {
+                               org = obtain(env,key.substring(idx));
+                               if(firstOrg==null) {
+                                       firstOrg = org;
+                               }
+                       }
+               }
+               if(defaultOrg == null) {
+                       defaultOrg = firstOrg;
+               }
+               return defaultOrg;
+       }
+       public static Organization obtain(Env env,final String theNS) throws OrganizationException {
+               String orgNS;
+               if(theNS.indexOf('@')>=0) {
+                       orgNS=FQI.reverseDomain(theNS);
+               } else {
+                       orgNS=theNS;
+               }
+               Organization org = orgs.get(orgNS);
+               if(org == null) {
+                       String orgClass = env.getProperty(ORGANIZATION_DOT+orgNS);
+                       if(orgClass == null) {
+                               env.warn().log("There is no Organization." + orgNS + " property");
+                       } else {
+                               for(Organization o : orgs.values()) {
+                                       if(orgClass.equals(o.getClass().getName())) {
+                                               org = o;
+                                       }
+                               }
+                               if(org==null) {
+                                       try {
+                                               @SuppressWarnings("unchecked")
+                                               Class<Organization> cls = (Class<Organization>) Class.forName(orgClass);
+                                               Constructor<Organization> cnst = cls.getConstructor(Env.class,String.class);
+                                               org = cnst.newInstance(env,orgNS);
+                                       } catch (ClassNotFoundException | NoSuchMethodException | SecurityException | 
+                                                       InstantiationException | IllegalAccessException | IllegalArgumentException | 
+                                                       InvocationTargetException e) {
+                                               env.error().log(e, "Error on Organization Construction");
+                                               throw new OrganizationException(e);
+                                       }
+                               }
+                               orgs.put(orgNS, org);
+                               if("true".equalsIgnoreCase(env.getProperty(orgNS+".default"))) {
+                                       defaultOrg = org;
+                               }
+
+                       }
+                       if(org==null) {
+                               if(defaultOrg!=null) {
+                                       org=defaultOrg;
+                                       orgs.put(orgNS, org);
+                               }
+                       }
+               }
+               
+               return org;
+       }
+
+       public static Organization get(AuthzTrans trans) throws OrganizationException {
+               String domain = FQI.reverseDomain(trans.user());
+               Organization org = orgs.get(domain);
+               if(org==null) {
+                       org = defaultOrg; // can be null, btw, unless set.
+               }
+               return org;
+       }
+}