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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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package org.apache.cayenne.crypto.transformer;
import java.util.Map;
import org.apache.cayenne.crypto.transformer.bytes.BytesDecryptor;
import org.apache.cayenne.crypto.transformer.value.ValueDecryptor;
/**
* @since 4.0
*/
public class DefaultMapTransformer implements MapTransformer {
private String[] mapKeys;
private ValueDecryptor[] transformers;
private BytesDecryptor bytesDecryptor;
public DefaultMapTransformer(String[] mapKeys, ValueDecryptor[] transformers, BytesDecryptor bytesDecryptor) {
this.mapKeys = mapKeys;
this.transformers = transformers;
this.bytesDecryptor = bytesDecryptor;
}
@Override
public void transform(Map<String, Object> map) {
int len = mapKeys.length;
for (int i = 0; i < len; i++) {
Object value = map.get(mapKeys[i]);
if (value != null) {
Object transformed = transformers[i].decrypt(bytesDecryptor, value);
map.put(mapKeys[i], transformed);
}
}
}
}