e202. listing all available signature algorithms.txt

这里面包含了一百多个JAVA源文件

Retrieving the list of available signature algorithms requires checking the services provided by all registered providers. The retrieved list of names can be used in creating a Signature object. 
    // This method is implemented in e194 Listing All Available Cryptographic Services
    String[] names = getCryptoImpls("Signature");

An example of the output: 
    MD2withRSA
    1.3.14.3.2.27
    SHA/DSA
    DSAWithSHA1
    MD5withRSA
    1.3.14.3.2.13
    SHA1/DSA
    SHA1withDSA
    SHA1withRSA
    1.2.840.10040.4.3
    DSS
    SHA-1/DSA
    DSA
    OID.1.2.840.10040.4.3
    SHAwithDSA