example.Example Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of stampery-client Show documentation

Stampery API for Java. Notarize all your data using the blockchain!

The newest version!

package example;

import com.stampery.Consumer;
import com.stampery.Proof;
import com.stampery.Stampery;

public class Example implements Consumer{
	
	private Stampery stampery;

	public Example() {
		// Create an object of the Class Stampery
		stampery = new Stampery("2d4cdee7-38b0-4a66-da87-c1ab05b43768");
		// Subscribe to get the proofs
		stampery.subscribe(this);
		// start stampery
		stampery.start();
	}

	
	public void onError(String err) {
		System.err.println(err);
	}

	public void onReady() {
		// In this case we are going to add a random number to the string
		// to generate a different hash each time.
		String digest = stampery.hash("Hello, blockchain!" + Math.random());
		// stamp the hash
		stampery.stamp(digest);	
	}

	public void onProof(String hash, Proof proof) {
		// each time a proof is received
		System.out.println(hash);
		System.out.println(proof);
	}

}