40 lines
1.1 KiB
Java
40 lines
1.1 KiB
Java
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package com.luminiasoft.bitshares;
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import com.google.common.primitives.Bytes;
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import org.bitcoinj.core.Base58;
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import org.bitcoinj.core.ECKey;
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import org.spongycastle.crypto.digests.RIPEMD160Digest;
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import java.util.Arrays;
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/**
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* Class used to encapsulate address-related operations.
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*/
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public class Address {
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public final static String DEFAULT_PREFIX = "BTS";
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private ECKey key;
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private String prefix;
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public Address(ECKey key){
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this.key = key;
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this.prefix = DEFAULT_PREFIX;
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}
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public Address(ECKey key, String prefix){
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this.key = key;
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this.prefix = prefix;
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}
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@Override
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public String toString(){
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byte[] pubKey = key.getPubKey();
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byte[] checksum = new byte[160 / 8];
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RIPEMD160Digest ripemd160Digest = new RIPEMD160Digest();
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ripemd160Digest.update(pubKey, 0, pubKey.length);
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ripemd160Digest.doFinal(checksum, 0);
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byte[] pubKeyChecksummed = Bytes.concat(pubKey, Arrays.copyOfRange(checksum, 0, 4));
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return this.prefix + Base58.encode(pubKeyChecksummed);
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}
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}
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