public class SignerUtils
extends Object 

• Nested Class Summary

  Nested Classes

  Modifier and Type	Class and Description
  static class	SignerUtils.Protocol Enumeration of protocols for presigned URLs

• Constructor Summary

  Constructors

  Constructor and Description
  SignerUtils ()

• Method Summary

  All Methods

  Modifier and Type	Method and 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.

  • Methods inherited from class java.lang.Object

    equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

• Constructor Detail

  • SignerUtils

    public SignerUtils()

• Method Detail

  • 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.

  • buildCustomPolicy

    public static String buildCustomPolicy(String resourcePath,
     Date expiresOn,
     Date activeFrom,
     String ipAddress)

    Returns a custom policy for the given parameters.

  • 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.

  • makeStringUrlSafe

    public static String makeStringUrlSafe(String str)

    Converts the given string to be safe for use in signed URLs for a private distribution.

  • generateResourcePath

    public static String generateResourcePath(SignerUtils.Protocol protocol,
     String distributionDomain,
     String resourcePath)

    Returns the resource path for the given distribution, object, and protocol.

  • 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

  • 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

  • loadPrivateKey

    public static PrivateKey loadPrivateKey(String privateKeyFilePath)
     throws InvalidKeySpecException,
     IOException 

    Throws:

    InvalidKeySpecException

    IOException