com.ulisesbocchio.jasyptspringboot.resolver.DefaultPropertyResolver Maven / Gradle / Ivy
package com.ulisesbocchio.jasyptspringboot.resolver;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertyDetector;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertyResolver;
import com.ulisesbocchio.jasyptspringboot.detector.DefaultPropertyDetector;
import com.ulisesbocchio.jasyptspringboot.exception.DecryptionException;
import org.jasypt.encryption.StringEncryptor;
import org.jasypt.exceptions.EncryptionOperationNotPossibleException;
import org.springframework.util.Assert;
/**
* @author Ulises Bocchio
*/
public class DefaultPropertyResolver implements EncryptablePropertyResolver {
private StringEncryptor encryptor;
private EncryptablePropertyDetector detector;
public DefaultPropertyResolver(StringEncryptor encryptor) {
this(encryptor, new DefaultPropertyDetector());
}
public DefaultPropertyResolver(StringEncryptor encryptor, EncryptablePropertyDetector detector) {
Assert.notNull(encryptor, "String encryptor can't be null");
Assert.notNull(detector, "Encryptable Property detector can't be null");
this.encryptor = encryptor;
this.detector = detector;
}
@Override
public String resolvePropertyValue(String value) {
String actualValue = value;
if (detector.isEncrypted(value)) {
try {
actualValue = encryptor.decrypt(detector.unwrapEncryptedValue(value.trim()));
} catch (EncryptionOperationNotPossibleException e) {
throw new DecryptionException("Decryption of Properties failed, make sure encryption/decryption " +
"passwords match", e);
}
}
return actualValue;
}
}
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