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: 80   Methods: 6
NCLOC: 51   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
Required.java 100% 91.7% 83.3% 90%
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.hivemind.util.PropertyUtils;
 18    import org.apache.tapestry.IMarkupWriter;
 19    import org.apache.tapestry.IRequestCycle;
 20    import org.apache.tapestry.form.FormComponentContributorContext;
 21    import org.apache.tapestry.form.IFormComponent;
 22    import org.apache.tapestry.form.ValidationMessages;
 23    import org.apache.tapestry.valid.ValidationConstraint;
 24    import org.apache.tapestry.valid.ValidationStrings;
 25    import org.apache.tapestry.valid.ValidatorException;
 26   
 27    /**
 28    * {@link org.apache.tapestry.form.validator.Validator} that ensures a value was supplied.
 29    *
 30    * @author Howard Lewis Ship
 31    * @since 4.0
 32    */
 33    public class Required extends BaseValidator
 34    {
 35  4 public Required()
 36    {
 37    }
 38   
 39  1 public Required(String initializer)
 40    {
 41  1 super(initializer);
 42    }
 43   
 44  0 public boolean getAcceptsNull()
 45    {
 46  0 return true;
 47    }
 48   
 49  3 public void validate(IFormComponent field, ValidationMessages messages, Object object)
 50    throws ValidatorException
 51    {
 52  3 if (object == null)
 53    {
 54  2 String message = buildMessage(messages, field);
 55  2 throw new ValidatorException(message, ValidationConstraint.REQUIRED);
 56    }
 57    }
 58   
 59  3 private String buildMessage(ValidationMessages messages, IFormComponent field)
 60    {
 61  3 return messages.formatValidationMessage(
 62    getMessage(),
 63    ValidationStrings.REQUIRED_TEXT_FIELD,
 64    new Object[]
 65    { field.getDisplayName() });
 66    }
 67   
 68  1 public void renderContribution(IMarkupWriter writer, IRequestCycle cycle,
 69    FormComponentContributorContext context, IFormComponent field)
 70    {
 71  1 StringBuffer buffer = new StringBuffer("function(event) { require(event, ");
 72  1 buffer.append(context.getFieldDOM());
 73  1 buffer.append(", '");
 74  1 buffer.append(buildMessage(context, field));
 75  1 buffer.append("'); }");
 76   
 77  1 context.addSubmitListener(buffer.toString());
 78    }
 79   
 80    }