Class SignerUtils
- java.lang.Object
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- com.amazonaws.services.cloudfront.util.SignerUtils
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public class SignerUtils extends Object
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
SignerUtils.Protocol
Enumeration of protocols for presigned URLs
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Constructor Summary
Constructors Constructor Description SignerUtils()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static String
buildCannedPolicy(String resourceUrlOrPath, Date dateLessThan)
Returns a "canned" policy for the given parameters.static String
buildCustomPolicy(String resourcePath, Date expiresOn, Date activeFrom, String ipAddress)
Returns a custom policy for the given parameters.static String
generateResourcePath(SignerUtils.Protocol protocol, String distributionDomain, String resourcePath)
Returns the resource path for the given distribution, object, and protocol.static PrivateKey
loadPrivateKey(File privateKeyFile)
Creates a private key from the file given, either in RSA private key (.pem) or pkcs8 (.der) format.static PrivateKey
loadPrivateKey(String privateKeyFilePath)
static String
makeBytesUrlSafe(byte[] bytes)
Converts the given data to be safe for use in signed URLs for a private distribution by using specialized Base64 encoding.static String
makeStringUrlSafe(String str)
Converts the given string to be safe for use in signed URLs for a private distribution.static byte[]
signWithSha1RSA(byte[] dataToSign, PrivateKey privateKey)
Signs the data given with the private key given, using the SHA1withRSA algorithm provided by bouncy castle.
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Method Detail
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buildCannedPolicy
public static String buildCannedPolicy(String resourceUrlOrPath, Date dateLessThan)
Returns a "canned" policy for the given parameters. For more information, see Overview of Signed URLs.
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buildCustomPolicy
public static String buildCustomPolicy(String resourcePath, Date expiresOn, Date activeFrom, String ipAddress)
Returns a custom policy for the given parameters.
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makeBytesUrlSafe
public static String makeBytesUrlSafe(byte[] bytes)
Converts the given data to be safe for use in signed URLs for a private distribution by using specialized Base64 encoding.
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makeStringUrlSafe
public static String makeStringUrlSafe(String str)
Converts the given string to be safe for use in signed URLs for a private distribution.
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generateResourcePath
public static String generateResourcePath(SignerUtils.Protocol protocol, String distributionDomain, String resourcePath)
Returns the resource path for the given distribution, object, and protocol.
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signWithSha1RSA
public static byte[] signWithSha1RSA(byte[] dataToSign, PrivateKey privateKey) throws InvalidKeyException
Signs the data given with the private key given, using the SHA1withRSA algorithm provided by bouncy castle.- Throws:
InvalidKeyException
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loadPrivateKey
public static PrivateKey loadPrivateKey(File privateKeyFile) throws InvalidKeySpecException, IOException
Creates a private key from the file given, either in RSA private key (.pem) or pkcs8 (.der) format. Other formats will cause an exception to be thrown.- Throws:
InvalidKeySpecException
IOException
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loadPrivateKey
public static PrivateKey loadPrivateKey(String privateKeyFilePath) throws InvalidKeySpecException, IOException
- Throws:
InvalidKeySpecException
IOException
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