public class StringDigester extends Object implements com.google.common.base.Function<String,String>
MessageDigest
algorithm,
and then returns the output in a specified format: Base64-encoded or hexadecimal with with lower or upper
case characters.Modifier and Type | Class and Description |
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static class |
StringDigester.OutputFormat
The output format determining how the the digested byte[] is converted to the output String.
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Modifier and Type | Field and Description |
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static Charset |
DEFAULT_INPUT_CHARSET
The default input character set.
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private String |
digestAlgorithm
The message digest algorithm to use.
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private Charset |
inputCharset
The Charset instance used in converting the input String to a byte[].
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private org.slf4j.Logger |
log
Logger.
|
private StringDigester.OutputFormat |
outputFormat
The output format instance used to determine how the digested byte[] is converted to the output String.
|
private String |
salt
Optional salt to add into the digest.
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Constructor and Description |
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StringDigester(String algorithm,
StringDigester.OutputFormat format)
Constructor.
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StringDigester(String algorithm,
StringDigester.OutputFormat format,
Charset charset)
Constructor.
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Modifier and Type | Method and Description |
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String |
apply(String input) |
void |
setSalt(String s)
Set a salt to add to the digest input for obfuscation.
|
@Nonnull public static final Charset DEFAULT_INPUT_CHARSET
@Nonnull private final org.slf4j.Logger log
@Nonnull @NotEmpty private String digestAlgorithm
@Nonnull private StringDigester.OutputFormat outputFormat
@Nonnull private Charset inputCharset
public StringDigester(@Nonnull @NotEmpty String algorithm, @Nonnull StringDigester.OutputFormat format) throws NoSuchAlgorithmException
The input character set will be UTF-8.
algorithm
- the JCA digest algorithm identifierformat
- the output format used to convert the digested[] to the output stringNoSuchAlgorithmException
- thrown if the digestAlgorithm is not invalid or unsupportedpublic StringDigester(@Nonnull @NotEmpty String algorithm, @Nonnull StringDigester.OutputFormat format, @Nullable Charset charset) throws NoSuchAlgorithmException
algorithm
- the JCA digest algorithm identifierformat
- the output format used to convert the digested[] to the output stringcharset
- the character set to use in converting the input string to a byte[] prior to digestingNoSuchAlgorithmException
- thrown if the digestAlgorithm is not invalid or unsupportedCopyright © 1999–2016. All rights reserved.