ECKey implements Serializable { public String toString() { StringBuilder b = new StringBuilder(); b.append("pub:").append(Hex.toHexString(pub.getEncoded(false))); return b.toString(); } ECKey();  ECKey(SecureRandom secureRandom); protected  ECKey(@Nullable BigInteger priv, ECPoint pub); static ECPoint compressPoint(ECPoint uncompressed); static ECPoint decompressPoint(ECPoint compressed); static ECKey fromPrivate(BigInteger privKey); static ECKey fromPrivate(byte[] privKeyBytes); static ECKey fromPrivateAndPrecalculatedPublic(BigInteger priv, ECPoint pub); static ECKey fromPrivateAndPrecalculatedPublic(byte[] priv, byte[] pub); static ECKey fromPublicOnly(ECPoint pub); static ECKey fromPublicOnly(byte[] pub); ECKey decompress(); boolean isPubKeyOnly(); boolean hasPrivKey(); static byte[] publicKeyFromPrivate(BigInteger privKey, boolean compressed); byte[] getAddress(); byte[] getPubKey(); ECPoint getPubKeyPoint(); BigInteger getPrivKey(); boolean isCompressed(); String toString(); String toStringWithPrivate(); ECDSASignature doSign(byte[] input); ECDSASignature sign(byte[] messageHash); static ECKey signatureToKey(byte[] messageHash, String signatureBase64); static boolean verify(byte[] data, ECDSASignature signature, byte[] pub); static boolean verify(byte[] data, byte[] signature, byte[] pub); boolean verify(byte[] data, byte[] signature); boolean verify(byte[] sigHash, ECDSASignature signature); boolean isPubKeyCanonical(); static boolean isPubKeyCanonical(byte[] pubkey); @Nullable static ECKey recoverFromSignature(int recId, ECDSASignature sig, byte[] messageHash, boolean compressed); @Nullable byte[] getPrivKeyBytes(); @Override boolean equals(Object o); @Override int hashCode(); static final ECDomainParameters CURVE; static final BigInteger HALF_CURVE_ORDER; }
@Test public void testToString() { ECKey key = ECKey.fromPrivate(BigInteger.TEN); assertEquals("pub:04a0434d9e47f3c86235477c7b1ae6ae5d3442d49b1943c2b752a68e2a47e247c7893aba425419bc27a3b6c7e693a24c696f794c2ed877a1593cbee53b037368d7", key.toString()); }