本文整理汇总了Java中org.bouncycastle.crypto.Commitment类的典型用法代码示例。如果您正苦于以下问题：Java Commitment类的具体用法？Java Commitment怎么用？Java Commitment使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Commitment类属于org.bouncycastle.crypto包，在下文中一共展示了Commitment类的5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: commit
import org.bouncycastle.crypto.Commitment; //导入依赖的package包/类
/**
* Generate a commitment for the passed in message.
*
* @param message the message to be committed to,
* @return a Commitment
*/
public Commitment commit(byte[] message)
{
if (message.length > byteLength / 2)
{
throw new DataLengthException("Message to be committed to too large for digest.");
}
byte[] w = new byte[byteLength - message.length];
random.nextBytes(w);
return new Commitment(w, calculateCommitment(w, message));
}
示例2: isRevealed
import org.bouncycastle.crypto.Commitment; //导入依赖的package包/类
/**
* Return true if the passed in commitment represents a commitment to the passed in message.
*
* @param commitment a commitment previously generated.
* @param message the message that was expected to have been committed to.
* @return true if commitment matches message, false otherwise.
*/
public boolean isRevealed(Commitment commitment, byte[] message)
{
if (message.length + commitment.getSecret().length != byteLength)
{
throw new DataLengthException("Message and witness secret lengths do not match.");
}
byte[] calcCommitment = calculateCommitment(commitment.getSecret(), message);
return Arrays.constantTimeAreEqual(commitment.getCommitment(), calcCommitment);
}
示例3: isRevealed
import org.bouncycastle.crypto.Commitment; //导入依赖的package包/类
/**
* Return true if the passed in commitment represents a commitment to the passed in maessage.
*
* @param commitment a commitment previously generated.
* @param message the message that was expected to have been committed to.
* @return true if commitment matches message, false otherwise.
*/
public boolean isRevealed(Commitment commitment, byte[] message)
{
byte[] calcCommitment = calculateCommitment(commitment.getSecret(), message);
return Arrays.constantTimeAreEqual(commitment.getCommitment(), calcCommitment);
}
示例4: commit
import org.bouncycastle.crypto.Commitment; //导入依赖的package包/类
/**
* Generate a commitment for a passed in index.
*
* @param index the index to commit to.
* @return a hash based commitment.
*/
public Commitment commit(int index)
{
return committer.commit(toBytes(index));
}
示例5: isRevealed
import org.bouncycastle.crypto.Commitment; //导入依赖的package包/类
/**
* Return true if the passed in commitment is for index.
*
* @param commitment a hash based commitment for an index,
* @param index the index we wish to verify against.
* @return true if the commitment matches the index, false otherwise.
*/
public boolean isRevealed(Commitment commitment, int index)
{
return committer.isRevealed(commitment, toBytes(index));
}