Clover coverage report - Code Coverage for tapestry release 4.0-beta-2
Coverage timestamp: Sat Jul 9 2005 22:02:17 EDT
file stats: LOC: 86   Methods: 6
NCLOC: 53   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
MaxLength.java 100% 100% 83.3% 95.7%
coverage coverage
 1    // Copyright 2005 The Apache Software Foundation
 2    //
 3    // Licensed under the Apache License, Version 2.0 (the "License");
 4    // you may not use this file except in compliance with the License.
 5    // You may obtain a copy of the License at
 6    //
 7    // http://www.apache.org/licenses/LICENSE-2.0
 8    //
 9    // Unless required by applicable law or agreed to in writing, software
 10    // distributed under the License is distributed on an "AS IS" BASIS,
 11    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12    // See the License for the specific language governing permissions and
 13    // limitations under the License.
 14   
 15    package org.apache.tapestry.form.validator;
 16   
 17    import org.apache.tapestry.IMarkupWriter;
 18    import org.apache.tapestry.IRequestCycle;
 19    import org.apache.tapestry.form.FormComponentContributorContext;
 20    import org.apache.tapestry.form.IFormComponent;
 21    import org.apache.tapestry.form.ValidationMessages;
 22    import org.apache.tapestry.valid.ValidationConstraint;
 23    import org.apache.tapestry.valid.ValidationStrings;
 24    import org.apache.tapestry.valid.ValidatorException;
 25   
 26    /**
 27    * Validator that ensures a string value does not exceed a maximum length.
 28    *
 29    * @author Howard Lewis Ship
 30    * @since 4.0
 31    */
 32    public class MaxLength extends BaseValidator
 33    {
 34    private int _maxLength;
 35   
 36  0 public MaxLength()
 37    {
 38   
 39    }
 40   
 41  4 public MaxLength(String initializer)
 42    {
 43  4 super(initializer);
 44    }
 45   
 46  4 public void setMaxLength(int maxLength)
 47    {
 48  4 _maxLength = maxLength;
 49    }
 50   
 51  3 public void validate(IFormComponent field, ValidationMessages messages, Object object)
 52    throws ValidatorException
 53    {
 54  3 String string = (String) object;
 55   
 56  3 if (string.length() > _maxLength)
 57  2 throw new ValidatorException(buildMessage(messages, field),
 58    ValidationConstraint.MAXIMUM_WIDTH);
 59    }
 60   
 61  3 protected String buildMessage(ValidationMessages messages, IFormComponent field)
 62    {
 63  3 return messages.formatValidationMessage(
 64    getMessage(),
 65    ValidationStrings.VALUE_TOO_LONG,
 66    new Object[]
 67    { new Integer(_maxLength), field.getDisplayName() });
 68    }
 69   
 70  1 public void renderContribution(IMarkupWriter writer, IRequestCycle cycle,
 71    FormComponentContributorContext context, IFormComponent field)
 72    {
 73  1 context.includeClasspathScript("/org/apache/tapestry/form/validator/StringValidator.js");
 74   
 75  1 StringBuffer buffer = new StringBuffer("function(event) { validate_max_length(event, ");
 76  1 buffer.append(context.getFieldDOM());
 77  1 buffer.append(", ");
 78  1 buffer.append(_maxLength);
 79  1 buffer.append(", '");
 80  1 buffer.append(buildMessage(context, field));
 81  1 buffer.append("'); }");
 82   
 83  1 context.addSubmitListener(buffer.toString());
 84    }
 85   
 86    }