001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.myfaces.tobago.taglib.decl;
021    
022    import org.apache.myfaces.tobago.apt.annotation.TagAttribute;
023    import org.apache.myfaces.tobago.apt.annotation.UIComponentTagAttribute;
024    
025    /*
026     * Created: Apr 9, 2005 2:52:15 PM
027     * User: bommel
028     * $Id: IsRequired.java 1368577 2012-08-02 16:20:31Z lofwyr $
029     */
030    public interface IsRequired {
031      /**
032       * Flag indicating that a value is required.
033       * If the value is an empty string a
034       * ValidationError occurs and a Error Message is rendered.
035       */
036      @TagAttribute
037      @UIComponentTagAttribute(type = "java.lang.Boolean")
038      void setRequired(String required);
039    }