#2668 replace with orElse

src/main/java/org/codelibs/fess/api/BaseJsonApiManager.java

@@ -79,7 +79,7 @@ public abstract class BaseJsonApiManager extends BaseApiManager {
     }
 
     protected void writeJsonResponse(final int status, final String body) {
-        final String callback = LaRequestUtil.getOptionalRequest().map(req -> req.getParameter("callback")).get();
+        final String callback = LaRequestUtil.getOptionalRequest().map(req -> req.getParameter("callback")).orElse(null);
         final boolean isJsonp = ComponentUtil.getFessConfig().isApiJsonpEnabled() && StringUtil.isNotBlank(callback);
 
         final StringBuilder buf = new StringBuilder(1000);

src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java

@@ -142,7 +142,7 @@ public class ListForm extends SearchRequestParams {
 
     @Override
     public Object getAttribute(final String name) {
-        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).get();
+        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).orElse(null);
     }
 
     @Override

src/main/java/org/codelibs/fess/app/web/base/SearchForm.java

@@ -135,7 +135,7 @@ public class SearchForm extends SearchRequestParams {
 
     @Override
     public Object getAttribute(final String name) {
-        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).get();
+        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).orElse(null);
     }
 
     @Override

src/main/java/org/codelibs/fess/helper/UserInfoHelper.java

@@ -80,7 +80,7 @@ public class UserInfoHelper {
                 updateUserSessionId(userCode);
             }
             return userCode;
-        }).get();
+        }).orElse(null);
     }
 
     protected String getUserCodeFromUserBean(final HttpServletRequest request) {

src/main/java/org/codelibs/fess/taglib/FessFunctions.java

@@ -286,7 +286,7 @@ public class FessFunctions {
                 request.setAttribute(key, query);
             }
             return query;
-        }).get();
+        }).orElse(null);
     }
 
     private static String createForm(final String key, final String prefix) {
@@ -314,7 +314,7 @@ public class FessFunctions {
                 request.setAttribute(key, query);
             }
             return query;
-        }).get();
+        }).orElse(null);
     }
 
     public static String base64(final String value) {

src/main/java/org/codelibs/fess/util/WebApiUtil.java

@@ -31,7 +31,7 @@ public final class WebApiUtil {
 
     @SuppressWarnings("unchecked")
     public static <T> T getObject(final String name) {
-        return LaRequestUtil.getOptionalRequest().map(req -> (T) req.getAttribute(name)).get();
+        return LaRequestUtil.getOptionalRequest().map(req -> (T) req.getAttribute(name)).orElse(null);
     }
 
     public static void setError(final int statusCode, final String message) {