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.validator.SubmittedValueLengthValidator;
021    import org.apache.myfaces.tobago.apt.annotation.Tag;
022    import org.apache.myfaces.tobago.apt.annotation.TagAttribute;
023    
024    import javax.faces.webapp.ValidatorTag;
025    import javax.faces.validator.Validator;
026    import javax.servlet.jsp.JspException;
027    
028    /*
029     * Date: Oct 17, 2006
030     * Time: 12:35:01 AM
031     */
032    
033    /**
034     * Register an SubmittedValueLengthValidator instance on the UIComponent
035     * associated with the closest parent UIComponent custom action.
036     */
037    @Tag(name = "validateSubmittedValueLength")
038    public class SubmittedValueLengthValidatorTag extends ValidatorTag {
039    
040      private static final long serialVersionUID = 6777040780038715924L;
041    
042      private String minimum;
043      private String maximum;
044    
045      public String getMinimum() {
046        return minimum;
047      }
048    
049      @TagAttribute()
050      public void setMinimum(String minimum) {
051        this.minimum = minimum;
052      }
053    
054      public String getMaximum() {
055        return maximum;
056      }
057    
058      @TagAttribute()
059      public void setMaximum(String maximum) {
060        this.maximum = maximum;
061      }
062    
063      protected Validator createValidator() throws JspException {
064        setValidatorId(SubmittedValueLengthValidator.VALIDATOR_ID);
065        SubmittedValueLengthValidator validator = (SubmittedValueLengthValidator) super.createValidator();
066        if (minimum != null) {
067          try {
068            validator.setMinimum(Integer.parseInt(minimum));
069          } catch (NumberFormatException e) {
070            // ignore
071          }
072        }
073        if (maximum != null) {
074          try {
075            validator.setMaximum(Integer.parseInt(maximum));
076          } catch (NumberFormatException e) {
077            // ignore
078          }
079        }
080        return validator;
081      }
082    
083    
084      public void release() {
085        super.release();
086        minimum = null;
087        maximum = null;
088      }
089    }