001 package org.apache.myfaces.tobago.taglib.component; 002 003 /* 004 * Licensed to the Apache Software Foundation (ASF) under one or more 005 * contributor license agreements. See the NOTICE file distributed with 006 * this work for additional information regarding copyright ownership. 007 * The ASF licenses this file to You under the Apache License, Version 2.0 008 * (the "License"); you may not use this file except in compliance with 009 * the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, software 014 * distributed under the License is distributed on an "AS IS" BASIS, 015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 016 * See the License for the specific language governing permissions and 017 * limitations under the License. 018 */ 019 020 import org.apache.myfaces.tobago.apt.annotation.Tag; 021 import org.apache.myfaces.tobago.apt.annotation.TagAttribute; 022 import org.apache.myfaces.tobago.validator.FileItemValidator; 023 024 import javax.faces.webapp.ValidatorTag; 025 import javax.faces.validator.Validator; 026 import javax.servlet.jsp.JspException; 027 028 /* 029 * Date: Oct 30, 2006 030 * Time: 11:07:35 PM 031 */ 032 033 /** 034 * Register an FileItemValidator instance on the UIComponent 035 * associated with the closest parent UIComponent custom action. 036 */ 037 @Tag(name = "validateFileItem") 038 public class FileItemValidatorTag extends ValidatorTag { 039 040 private static final long serialVersionUID = -1461244883146997440L; 041 042 private String maxSize; 043 private String contentType; 044 045 public String getMaxSize() { 046 return maxSize; 047 } 048 049 @TagAttribute() 050 public void setMaxSize(String maxSize) { 051 this.maxSize = maxSize; 052 } 053 054 public String getContentType() { 055 return contentType; 056 } 057 058 @TagAttribute() 059 public void setContentType(String contentType) { 060 this.contentType = contentType; 061 } 062 063 protected Validator createValidator() throws JspException { 064 setValidatorId(FileItemValidator.VALIDATOR_ID); 065 FileItemValidator validator = (FileItemValidator) super.createValidator(); 066 067 if (maxSize != null) { 068 try { 069 validator.setMaxSize(Integer.parseInt(maxSize)); 070 } catch (NumberFormatException e) { 071 // ignore 072 } 073 } 074 if (contentType != null) { 075 validator.setContentType(contentType); 076 } 077 return validator; 078 } 079 080 081 public void release() { 082 super.release(); 083 maxSize = null; 084 contentType = null; 085 } 086 087 }