/*
* Copyright 2002-2016 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.core.convert.support;
import java.io.ByteArrayInputStream;
import java.nio.charset.StandardCharsets;
import java.util.Properties;
import org.springframework.core.convert.converter.Converter;
/**
* Converts a String to a Properties by calling Properties#load(java.io.InputStream).
* Uses ISO-8559-1 encoding required by Properties.
*
* @author Keith Donald
* @since 3.0
*/
final class StringToPropertiesConverter implements Converter<String, Properties> {
@Override
public Properties convert(String source) {
try {
Properties props = new Properties();
// Must use the ISO-8859-1 encoding because Properties.load(stream) expects it.
props.load(new ByteArrayInputStream(source.getBytes(StandardCharsets.ISO_8859_1)));
return props;
}
catch (Exception ex) {
// Should never happen.
throw new IllegalArgumentException("Failed to parse [" + source + "] into Properties", ex);
}
}
}