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: 89   Methods: 5
NCLOC: 53   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
Email.java 100% 100% 100% 100%
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.util.RegexpMatcher;
 23    import org.apache.tapestry.valid.ValidationConstraint;
 24    import org.apache.tapestry.valid.ValidationStrings;
 25    import org.apache.tapestry.valid.ValidatorException;
 26   
 27    /**
 28    * Validates that the user input, a string, is an email address (by checking it against a regular
 29    * expression).
 30    *
 31    * @author Howard Lewis Ship
 32    * @since 4.0
 33    */
 34    public class Email extends BaseValidator
 35    {
 36    static final String PATTERN = "^\\w[-._\\w]*\\w@\\w[-._\\w]*\\w\\.\\w{2,3}$";
 37   
 38    // TODO: Possible thread safety issue if the validator
 39    // is shared across threads, because the matcher
 40    // will be too.
 41    private RegexpMatcher _matcher = new RegexpMatcher();
 42   
 43  4 public Email()
 44    {
 45    }
 46   
 47  2 public Email(String initializer)
 48    {
 49  2 super(initializer);
 50    }
 51   
 52  3 public void validate(IFormComponent field, ValidationMessages messages, Object object)
 53    throws ValidatorException
 54    {
 55  3 String input = (String) object;
 56   
 57  3 if (!_matcher.matches(PATTERN, input))
 58  2 throw new ValidatorException(buildMessage(messages, field),
 59    ValidationConstraint.EMAIL_FORMAT);
 60    }
 61   
 62  4 private String buildMessage(ValidationMessages messages, IFormComponent field)
 63    {
 64  4 return messages.formatValidationMessage(
 65    getMessage(),
 66    ValidationStrings.INVALID_EMAIL,
 67    new Object[]
 68    { field.getDisplayName() });
 69    }
 70   
 71  2 public void renderContribution(IMarkupWriter writer, IRequestCycle cycle,
 72    FormComponentContributorContext context, IFormComponent field)
 73    {
 74  2 context.includeClasspathScript("/org/apache/tapestry/form/validator/RegExValidator.js");
 75   
 76  2 String pattern = _matcher.getEscapedPatternString(PATTERN);
 77  2 String message = buildMessage(context, field);
 78   
 79  2 StringBuffer buffer = new StringBuffer("function(event) { validate_regexp(event, ");
 80  2 buffer.append(context.getFieldDOM());
 81  2 buffer.append(", '");
 82  2 buffer.append(pattern);
 83  2 buffer.append("', '");
 84  2 buffer.append(message);
 85  2 buffer.append("'); }");
 86   
 87  2 context.addSubmitListener(buffer.toString());
 88    }
 89    }