/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.core.transformer.simple;
import org.mule.runtime.api.metadata.DataType;
import org.mule.runtime.core.api.transformer.TransformerException;
import org.mule.runtime.core.transformer.AbstractTransformer;
import org.mule.runtime.core.util.ArrayUtils;
import org.mule.runtime.core.util.StringUtils;
import java.nio.charset.Charset;
/**
* Converts a Hex String to a Byte array
*/
public class HexStringToByteArray extends AbstractTransformer {
public HexStringToByteArray() {
registerSourceType(DataType.STRING);
setReturnDataType(DataType.BYTE_ARRAY);
}
@Override
protected Object doTransform(Object src, Charset outputEncoding) throws TransformerException {
if (src == null) {
return ArrayUtils.EMPTY_BYTE_ARRAY;
}
try {
return StringUtils.hexStringToByteArray((String) src);
} catch (Exception ex) {
throw new TransformerException(this, ex);
}
}
}