org.springframework.beans.propertyeditors.URLEditor Maven / Gradle / Ivy
/*
* Copyright 2002-2005 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.beans.propertyeditors;
import java.beans.PropertyEditorSupport;
import java.io.IOException;
import java.net.URL;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceEditor;
/**
* Editor for java.net.URL
, to directly populate a URL property
* instead of using a String property as bridge.
*
* Supports Spring-style URL notation: any fully qualified standard URL
* ("file:", "http:", etc) and Spring's special "classpath:" pseudo-URL.
*
* @author Juergen Hoeller
* @since 15.12.2003
* @see java.net.URL
* @see org.springframework.core.io.ResourceEditor
* @see org.springframework.core.io.ResourceLoader
*/
public class URLEditor extends PropertyEditorSupport {
private final ResourceEditor resourceEditor;
/**
* Create a new URLEditor,
* using the default ResourceEditor underneath.
*/
public URLEditor() {
this.resourceEditor = new ResourceEditor();
}
/**
* Create a new URLEditor,
* using the given ResourceEditor underneath.
* @param resourceEditor the ResourceEditor to use
*/
public URLEditor(ResourceEditor resourceEditor) {
this.resourceEditor = resourceEditor;
}
public void setAsText(String text) throws IllegalArgumentException {
this.resourceEditor.setAsText(text);
Resource resource = (Resource) this.resourceEditor.getValue();
try {
setValue(resource != null ? resource.getURL() : null);
}
catch (IOException ex) {
throw new IllegalArgumentException(
"Could not retrieve URL for " + resource + ": " + ex.getMessage());
}
}
public String getAsText() {
URL value = (URL) getValue();
return (value != null ? value.toExternalForm() : "");
}
}