根据指定的私钥获取账户的余额
测试环境RegTestParams
修改privateKey 地址为cQvrko9zzrgxPJcdH95bFW6LtpkaXF6FTdrUceY35HsPcoatHgGn（9- 到账的地址）
执行操作
Address from private key is: mjFV5huR6ArRzzMP7ZPMYsEL5pQ54ULxKQ
Aug 15, 2019 10:10:55 AM org.bitcoinj.core.Context getOrCreate
WARNING: Implicitly creating context. This is a migration step and this message will eventually go away.
Aug 15, 2019 10:10:55 AM org.bitcoinj.core.Context <init>
INFO: Creating bitcoinj 0.16-SNAPSHOT context.
Aug 15, 2019 10:10:56 AM org.bitcoinj.crypto.MnemonicCode toSeed
INFO: PBKDF2 took 217.3 ms
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.AbstractBlockChain <init>
INFO: chain head is at height 0:
block:
hash: 0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206
version: 1
previous block: 0000000000000000000000000000000000000000000000000000000000000000
time: 1296688602 (2011-02-02T23:16:42Z)
difficulty target (nBits): 545259519
nonce: 2
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.PeerGroup6 go
INFO: Localhost peer detected, trying to use it instead of P2P discovery
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.PeerGroup connectTo
INFO: Attempting connection to [127.0.0.1]:18444 (0 connected, 1 pending, 0 max)
Aug 15, 2019 10:10:56 AM org.bitcoinj.net.NioClientManager handleKey
INFO: Connected to localhost/127.0.0.1:18444
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.Peer connectionOpened
INFO: Announcing to localhost/127.0.0.1:18444 as: /bitcoinj:0.16-SNAPSHOT/
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.Peer processVersionMessage
INFO: Peer{[127.0.0.1]:18444, version=70015, subVer=/Satoshi:0.17.1/, services=1037 (NETWORK, BLOOM, WITNESS, NETWORK_LIMITED), time=2019-08-15 10:10:56, height=623}
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.PeerGroup handleNewPeer
INFO: Peer{[127.0.0.1]:18444, version=70015, subVer=/Satoshi:0.17.1/, services=1037 (NETWORK, BLOOM, WITNESS, NETWORK_LIMITED), time=2019-08-15 10:10:56, height=623}: New peer (1 connected, 0 pending, 1 max)
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.PeerGroup setDownloadPeer
INFO: Setting download peer: Peer{[127.0.0.1]:18444, version=70015, subVer=/Satoshi:0.17.1/, services=1037 (NETWORK, BLOOM, WITNESS, NETWORK_LIMITED), time=2019-08-15 10:10:56, height=623}
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.listeners.DownloadProgressTracker startDownload
INFO: Downloading block chain of size 623.
Aug 15, 2019 10:10:56 AM org.bitcoin.Secp256k1Context <clinit>
INFO: java.lang.UnsatisfiedLinkError: no secp256k1 in java.library.path
INFO: Chain download 80% done with 124 blocks to go, block date 2019-08-12T13:54:55Z
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.AbstractBlockChain add
WARNING: Block does not connect: 626f258a28d26e78f8a9983bbbefcea5f87d4467d137f8949cf0f579f6bc9cc7 prev 703320f9397e06dd583bc8fe6bcd3d3e7747dc479eab01646045c7264e9cc7d8
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.listeners.DownloadProgressTracker progress
INFO: Chain download 98% done with 12 blocks to go, block date 2019-08-15T01:58:51Z
Aug 15, 2019 10:10:56 AM org.bitcoinj.wallet.Wallet receive
INFO: Received tx for 0.80 BTC: 86c0d3110fb15fb0518286f3d5daf6e03b655692bdc58e614372b9e7c2dffa1a [1] in block 2823b059288fd71c81301a3e6b4df21c9ca04f80de88a3ff4057ed18ca97afef
Aug 15, 2019 10:10:56 AM org.bitcoinj.wallet.Wallet processTxFromBestChain
INFO: tx 86c0d3110fb15fb0518286f3d5daf6e03b655692bdc58e614372b9e7c2dffa1a ->unspent
Aug 15, 2019 10:10:56 AM org.bitcoinj.wallet.Wallet receive
INFO: Balance is now: 0.80 BTC
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.listeners.DownloadProgressTracker progress
INFO: Chain download 99% done with 6 blocks to go, block date 2019-08-15T02:03:42Z
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.AbstractBlockChain tryConnectingOrphans
INFO: Connected orphan 626f258a28d26e78f8a9983bbbefcea5f87d4467d137f8949cf0f579f6bc9cc7
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.AbstractBlockChain tryConnectingOrphans
INFO: Connected 1 orphan blocks.
Aug 15, 2019 10:10:56 AM org.bitcoinj.core.listeners.DownloadProgressTracker progress
INFO: Chain download 100% done with 0 blocks to go, block date 2019-08-15T02:03:43Z
Balance 0.80 BTC
Process finished with exit code 0
