| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.struts2.views.java.simple; |
| |
| import org.apache.commons.lang3.ObjectUtils; |
| import org.apache.struts2.util.ComponentUtils; |
| import org.apache.struts2.views.java.Attributes; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| /** |
| * Adds dynamic attributes |
| */ |
| public class DynamicAttributesHandler extends AbstractTagHandler { |
| |
| /* (non-Javadoc) |
| * @see org.apache.struts2.views.java.simple.AbstractTagHandler#start(java.lang.String, org.apache.struts2.views.java.Attributes) |
| */ |
| @Override |
| public void start(String name, Attributes a) throws IOException { |
| processDynamicAttributes(a); |
| super.start(name, a); |
| } |
| |
| protected void processDynamicAttributes(Attributes a) { |
| Map<String, String> dynamicAttributes = (Map<String, String>) context.getParameters().get("dynamicAttributes"); |
| for (Map.Entry<String, String> entry : dynamicAttributes.entrySet()) { |
| if (altSyntax && ComponentUtils.isExpression(entry.getValue())) { |
| String value = ObjectUtils.defaultIfNull(findString(entry.getValue()), entry.getValue()); |
| a.put(entry.getKey(), value); |
| } else { |
| a.put(entry.getKey(), entry.getValue()); |
| } |
| } |
| } |
| |
| } |