本文整理汇总了Java中java.security.SecureRandomSpi类的典型用法代码示例。如果您正苦于以下问题：Java SecureRandomSpi类的具体用法？Java SecureRandomSpi怎么用？Java SecureRandomSpi使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
SecureRandomSpi类属于java.security包，在下文中一共展示了SecureRandomSpi类的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: create
import java.security.SecureRandomSpi; //导入依赖的package包/类
public SecureRandomSpi create(Object constructorParam) {
try {
return Adaptor.adapt(type.newInstance(), SecureRandomSpi.class);
} catch (Exception e) {
throw new IllegalArgumentException("Invalid type: " + type, e);
}
}
示例2: test
import java.security.SecureRandomSpi; //导入依赖的package包/类
public int test() {
if ("failed".equalsIgnoreCase(Security.getProperty("policy.allowSystemProperty"))) {
return error("An extra policy feature is disabled by default.");
}
System.setSecurityManager(new SecurityManager());
Provider p = new SecureRandomProvider(ProviderName, Version, Description);
if (p == null) {
return fail("Couldn't create secure random provider. Test failed.");
}
SecureRandomSpi secureRandomSpi = new SecureRandomSPImplementation();
if (secureRandomSpi == null) {
return fail("Couldn't create an instance of SecureRandomSPImplementation. Test failed.");
}
Security.addProvider(p);
SecureRandom random = new MySecureRandom(secureRandomSpi, p);
log.info("Generating seed...");
byte[] seed = random.generateSeed(100);
log.info("OK\nSeeding pseudo-random number generator...");
random.setSeed(seed);
log.info("OK\nGetting pseudo-random numbers...");
byte[] numbers = new byte[10];
random.nextBytes(numbers);
log.info("OK");
return pass("Test passed");
}
示例3: BadRandom
import java.security.SecureRandomSpi; //导入依赖的package包/类
public BadRandom(Random r, SecureRandomSpi secureRandomSpi, Provider provider) {
this.r = r;
}
示例4: EntropyGathererBase
import java.security.SecureRandomSpi; //导入依赖的package包/类
protected EntropyGathererBase(String name)
{
jvmRandom = new SecureRandom();
random = new DigestRandomGenerator(new SHA512Digest());
spi = new SecureRandomSpi()
{
private boolean init = true;
protected final void engineSetSeed(byte[] seed)
{
random.addSeedMaterial(seed);
}
protected final void engineNextBytes(byte[] bytes)
{
if(init)
{
// initialize generator with randomness from jvm
random.addSeedMaterial(jvmRandom.generateSeed(256));
init = false;
}
else
{
random.addSeedMaterial(jvmRandom.nextLong());
}
random.addSeedMaterial(System.currentTimeMillis());
random.addSeedMaterial(Runtime.getRuntime().freeMemory());
random.addSeedMaterial(System.nanoTime());
random.nextBytes(bytes);
}
protected final byte[] engineGenerateSeed(int numBytes)
{
byte[] b = new byte[numBytes];
engineNextBytes(b);
return b;
}
};
provider = new Provider(name, 1.2, "andy goryachev") { };
}
示例5: MySecureRandom
import java.security.SecureRandomSpi; //导入依赖的package包/类
public MySecureRandom(SecureRandomSpi secureRandomSpi, Provider provider) {
super(secureRandomSpi, provider);
}
示例6: SecureRandomSpiFactory
import java.security.SecureRandomSpi; //导入依赖的package包/类
public SecureRandomSpiFactory(Class<? extends java.security.SecureRandomSpi> type) {
this.type = type;
}
示例7: MySecureRandom
import java.security.SecureRandomSpi; //导入依赖的package包/类
public MySecureRandom(SecureRandomSpi secureRandomSpi, Provider provider) {
super(secureRandomSpi, provider);
log.info("MySecureRandom ctor has been called.");
}