Allow plugging-in any provided LoginStrategy

[vid.git] / epsdk-app-onap / src / main / java / org / onap / portalapp / conf / ExternalAppConfig.java

diff --git a/epsdk-app-onap/src/main/java/org/onap/portalapp/conf/ExternalAppConfig.java b/epsdk-app-onap/src/main/java/org/onap/portalapp/conf/ExternalAppConfig.java
index b4dcd34..d9b0f09 100644 (file)
--- a/epsdk-app-onap/src/main/java/org/onap/portalapp/conf/ExternalAppConfig.java
+++ b/epsdk-app-onap/src/main/java/org/onap/portalapp/conf/ExternalAppConfig.java
@@ -37,6 +37,8 @@
  */
 package org.onap.portalapp.conf;
 
+import static org.apache.commons.lang3.StringUtils.isNotEmpty;
+
 import java.util.ArrayList;
 import java.util.List;
 import javax.sql.DataSource;
@@ -50,6 +52,7 @@ import org.onap.portalsdk.core.objectcache.AbstractCacheManager;
 import org.onap.portalsdk.core.service.DataAccessService;
 import org.onap.portalsdk.core.util.CacheManager;
 import org.onap.portalsdk.core.util.SystemProperties;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
@@ -164,8 +167,15 @@ public class ExternalAppConfig extends AppConfig implements Configurable {
        }
 
        @Bean
-       public LoginStrategy loginStrategy() {
-               return new LoginStrategyImpl();
+       public LoginStrategy loginStrategy(@Value("${login.strategy.classname:}") String classname) throws ReflectiveOperationException {
+               return isNotEmpty(classname) ?
+                       newLoginStrategyInstance(classname) : new LoginStrategyImpl();
+       }
+
+       private LoginStrategy newLoginStrategyInstance(String loginStrategyClassname) throws ReflectiveOperationException {
+               return (LoginStrategy) Class.forName(loginStrategyClassname)
+                       .getConstructor()
+                       .newInstance();
        }
 
        @Bean