not useful

This commit is contained in:
Keith Donald
2008-03-20 05:59:01 +00:00
parent 0f333805d9
commit 52e75c2d9e

View File

@@ -1,64 +0,0 @@
/*
* Copyright 2004-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.binding.convert.support;
import java.beans.PropertyEditorSupport;
import org.springframework.binding.convert.ConversionExecutor;
import org.springframework.util.Assert;
/**
* Adapts a Converter to the PropertyEditor interface.
* <p>
* Note: with a converter, only forward conversion from-string-to-value is supported. Value-to-string conversion is not
* supported. If you need this capability, use a Formatter with a FormatterPropertyEditor adapter.
*
* @see org.springframework.binding.format.Formatter
* @see org.springframework.binding.format.adapters.FormatterPropertyEditor
*
* @author Keith Donald
*/
public class ConverterPropertyEditorAdapter extends PropertyEditorSupport {
private ConversionExecutor conversionExecutor;
/**
* Adapt given conversion executor to the PropertyEditor contract.
*/
public ConverterPropertyEditorAdapter(ConversionExecutor conversionExecutor) {
Assert.notNull(conversionExecutor, "A conversion executor is required");
if (conversionExecutor.getSourceClass() != null) {
Assert.isTrue(conversionExecutor.getSourceClass().equals(String.class),
"A string conversion executor is required");
}
this.conversionExecutor = conversionExecutor;
}
/**
* Returns the type strings will be converted to.
*/
public Class getTargetClass() {
return conversionExecutor.getTargetClass();
}
public void setAsText(String text) throws IllegalArgumentException {
setValue(conversionExecutor.execute(text));
}
public String getAsText() {
throw new UnsupportedOperationException();
}
}