#246

Committed 08 Apr 2025 06:29AM UTC coverage: 59.356% (-6.0%) from 65.404%

Build # #246

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push

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Commit Message

Add timeout. Extract interruptAfterDelay. Ignore testRoundtrip_configurationsGiven_lmdbCreatedExportedAndRunFindSecretsFile for now.

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/src/main/java/net/ladenthin/bitcoinaddressfinder/persistence/lmdb/LMDBPersistence.java

// @formatter:off
/**
 * Copyright 2020 Bernard Ladenthin bernard.ladenthin@gmail.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
// @formatter:on
package net.ladenthin.bitcoinaddressfinder.persistence.lmdb;

import net.ladenthin.bitcoinaddressfinder.persistence.Persistence;
import net.ladenthin.bitcoinaddressfinder.persistence.PersistenceUtils;
import org.bitcoinj.core.LegacyAddress;
import org.bitcoinj.core.Coin;
import org.lmdbjava.CursorIterable;
import org.lmdbjava.Dbi;
import org.lmdbjava.Env;
import org.lmdbjava.EnvFlags;
import org.lmdbjava.KeyRange;
import org.lmdbjava.Txn;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import net.ladenthin.bitcoinaddressfinder.AddressTxtLine;
import net.ladenthin.bitcoinaddressfinder.ByteBufferUtility;
import net.ladenthin.bitcoinaddressfinder.ByteConversion;
import net.ladenthin.bitcoinaddressfinder.KeyUtility;
import net.ladenthin.bitcoinaddressfinder.SeparatorFormat;
import net.ladenthin.bitcoinaddressfinder.configuration.CAddressFileOutputFormat;
import net.ladenthin.bitcoinaddressfinder.configuration.CLMDBConfigurationReadOnly;
import net.ladenthin.bitcoinaddressfinder.configuration.CLMDBConfigurationWrite;
import org.apache.commons.codec.binary.Hex;
import org.lmdbjava.BufferProxy;
import org.lmdbjava.ByteBufferProxy;

import static org.lmdbjava.DbiFlags.MDB_CREATE;
import static org.lmdbjava.Env.create;
import org.lmdbjava.EnvInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class LMDBPersistence implements Persistence {

    private static final String DB_NAME_HASH160_TO_COINT = "hash160toCoin";
    private static final int DB_COUNT = 1;
    
    private final Logger logger = LoggerFactory.getLogger(LMDBPersistence.class);

    private final PersistenceUtils persistenceUtils;
    private final CLMDBConfigurationWrite lmdbConfigurationWrite;
    private final CLMDBConfigurationReadOnly lmdbConfigurationReadOnly;
    private final KeyUtility keyUtility;
    private Env<ByteBuffer> env;
    private Dbi<ByteBuffer> lmdb_h160ToAmount;
    private long increasedCounter = 0;
    private long increasedSum = 0;

    public LMDBPersistence(CLMDBConfigurationWrite lmdbConfigurationWrite, PersistenceUtils persistenceUtils) {
        this.lmdbConfigurationReadOnly = null;
        this.lmdbConfigurationWrite = lmdbConfigurationWrite;
        this.persistenceUtils = persistenceUtils;
        this.keyUtility = new KeyUtility(persistenceUtils.networkParameters, new ByteBufferUtility(true));
    }

    public LMDBPersistence(CLMDBConfigurationReadOnly lmdbConfigurationReadOnly, PersistenceUtils persistenceUtils) {
        this.lmdbConfigurationReadOnly = lmdbConfigurationReadOnly;
        lmdbConfigurationWrite = null;
        this.persistenceUtils = persistenceUtils;
        this.keyUtility = new KeyUtility(persistenceUtils.networkParameters, new ByteBufferUtility(true));
    }
    
    @Override
    public void init() {
        if (lmdbConfigurationWrite != null) {
            // -Xmx10G -XX:MaxDirectMemorySize=5G
            // We always need an Env. An Env owns a physical on-disk storage file. One
            // Env can store many different databases (ie sorted maps).
            File lmdbDirectory = new File(lmdbConfigurationWrite.lmdbDirectory);
            lmdbDirectory.mkdirs();

            BufferProxy<ByteBuffer> bufferProxy = getBufferProxyByUseProxyOptimal(lmdbConfigurationWrite.useProxyOptimal);

            env = create(bufferProxy)
                    // LMDB also needs to know how large our DB might be. Over-estimating is OK.
                    .setMapSize(new ByteConversion().mibToBytes(lmdbConfigurationWrite.initialMapSizeInMiB))
                    // LMDB also needs to know how many DBs (Dbi) we want to store in this Env.
                    .setMaxDbs(DB_COUNT)
                    // Now let's open the Env. The same path can be concurrently opened and
                    // used in different processes, but do not open the same path twice in
                    // the same process at the same time.

                    //https://github.com/kentnl/CHI-Driver-LMDB
                    .open(lmdbDirectory, EnvFlags.MDB_NOSYNC, EnvFlags.MDB_NOMETASYNC, EnvFlags.MDB_WRITEMAP, EnvFlags.MDB_MAPASYNC);
            // We need a Dbi for each DB. A Dbi roughly equates to a sorted map. The
            // MDB_CREATE flag causes the DB to be created if it doesn't already exist.
            lmdb_h160ToAmount = env.openDbi(DB_NAME_HASH160_TO_COINT, MDB_CREATE);
        } else if (lmdbConfigurationReadOnly != null) {
            BufferProxy<ByteBuffer> bufferProxy = getBufferProxyByUseProxyOptimal(lmdbConfigurationReadOnly.useProxyOptimal);
            env = create(bufferProxy).setMaxDbs(DB_COUNT).open(new File(lmdbConfigurationReadOnly.lmdbDirectory), EnvFlags.MDB_RDONLY_ENV, EnvFlags.MDB_NOLOCK);
            lmdb_h160ToAmount = env.openDbi(DB_NAME_HASH160_TO_COINT);
        } else {
            throw new IllegalArgumentException();
        }
        
        logStatsOnInitByConfig();
    }

    /**
     * https://github.com/lmdbjava/lmdbjava/wiki/Buffers
     *
     * @param useProxyOptimal
     * @return
     */
    private BufferProxy<ByteBuffer> getBufferProxyByUseProxyOptimal(boolean useProxyOptimal) {
        if (useProxyOptimal) {
            return ByteBufferProxy.PROXY_OPTIMAL;
        } else {
            return ByteBufferProxy.PROXY_SAFE;
        }
    }
    
    private void logStatsOnInitByConfig() {
        if (lmdbConfigurationWrite != null) {
            if (lmdbConfigurationWrite.logStatsOnInit) {
                logStats();
            }
        }
        if (lmdbConfigurationReadOnly != null) {
            if (lmdbConfigurationReadOnly.logStatsOnInit) {
                logStats();
            }
        }
    }
    
    private void logStatsOnCloseByConfig() {
        if (lmdbConfigurationWrite != null) {
            if (lmdbConfigurationWrite.logStatsOnClose) {
                logStats();
            }
        }
        if (lmdbConfigurationReadOnly != null) {
            if (lmdbConfigurationReadOnly.logStatsOnClose) {
                logStats();
            }
        }
    }

    @Override
    public void close() {
        logStatsOnCloseByConfig();
        lmdb_h160ToAmount.close();
        env.close();
    }
    
    @Override
    public boolean isClosed() {
        return env.isClosed();
    }

    @Override
    public Coin getAmount(ByteBuffer hash160) {
        try (Txn<ByteBuffer> txn = env.txnRead()) {
            ByteBuffer byteBuffer = lmdb_h160ToAmount.get(txn, hash160);
            txn.close();

            return getCoinFromByteBuffer(byteBuffer);
        }
    }
    
    private Coin getCoinFromByteBuffer(ByteBuffer byteBuffer) {
        if (byteBuffer != null) {
            if (byteBuffer.capacity() == 0) {
                return Coin.ZERO;
            } else {
                return Coin.valueOf(byteBuffer.getLong());
            }
        } else {
            return Coin.ZERO;
        }
    }

    @Override
    public boolean containsAddress(ByteBuffer hash160) {
        try (Txn<ByteBuffer> txn = env.txnRead()) {
            ByteBuffer byteBuffer = lmdb_h160ToAmount.get(txn, hash160);
            txn.close();
            return byteBuffer != null;
        }
    }

    @Override
    public void writeAllAmountsToAddressFile(File file, CAddressFileOutputFormat addressFileOutputFormat, AtomicBoolean shouldRun) throws IOException {
        try (Txn<ByteBuffer> txn = env.txnRead()) {
            try (CursorIterable<ByteBuffer> iterable = lmdb_h160ToAmount.iterate(txn, KeyRange.all())) {
                try (FileWriter writer = new FileWriter(file)) {
                    for (final CursorIterable.KeyVal<ByteBuffer> kv : iterable) {
                        if (!shouldRun.get()) {
                            return;
                        }
                        ByteBuffer addressAsByteBuffer = kv.key();
                        if(logger.isTraceEnabled()) {
                            String hexFromByteBuffer = new ByteBufferUtility(false).getHexFromByteBuffer(addressAsByteBuffer);
                            logger.trace("Process address: " + hexFromByteBuffer);
                        }
                        LegacyAddress address = keyUtility.byteBufferToAddress(addressAsByteBuffer);
                        final String line;
                        switch(addressFileOutputFormat) {
                            case HexHash:
                                line = Hex.encodeHexString(address.getHash()) + System.lineSeparator();
                                break;
                            case FixedWidthBase58BitcoinAddress:
                                line = String.format("%-34s", address.toBase58()) + System.lineSeparator();
                                break;
                            case DynamicWidthBase58BitcoinAddressWithAmount:
                                ByteBuffer value = kv.val();
                                Coin coin = getCoinFromByteBuffer(value);
                                line = address.toBase58() + SeparatorFormat.COMMA.getSymbol() + coin.getValue() + System.lineSeparator();
                                break;
                            default:
                                throw new IllegalArgumentException("Unknown addressFileOutputFormat: " + addressFileOutputFormat);
                        }
                        writer.write(line);
                    }
                }
            }
        }
    }

    @Override
    public void putAllAmounts(Map<ByteBuffer, Coin> amounts) throws IOException {
        for (Map.Entry<ByteBuffer, Coin> entry : amounts.entrySet()) {
            ByteBuffer hash160 = entry.getKey();
            Coin coin = entry.getValue();
            putNewAmount(hash160, coin);
        }
    }

    @Override
    public void changeAmount(ByteBuffer hash160, Coin amountToChange) {
        Coin valueInDB = getAmount(hash160);
        Coin toWrite = valueInDB.add(amountToChange);
        putNewAmount(hash160, toWrite);
    }

    @Override
    public void putNewAmount(ByteBuffer hash160, Coin amount) {
        putNewAmountWithAutoIncrease(hash160, amount);
    }
    
    /**
     * If an {@link org.lmdbjava.Env.MapFullException} was thrown during a put. The map might be increased if configured.
     * The increase value needs to be high enough. Otherwise the next put fails nevertheless.
     */
    private void putNewAmountWithAutoIncrease(ByteBuffer hash160, Coin amount) {
        try {
            putNewAmountUnsafe(hash160, amount);
        } catch (org.lmdbjava.Env.MapFullException e) {
            if (lmdbConfigurationWrite.increaseMapAutomatically == true) {
                increaseDatabaseSize(new ByteConversion().mibToBytes(lmdbConfigurationWrite.increaseSizeInMiB));
                /**
                 * It is possible that the exception will be thrown again, in this case increaseSizeInMiB should be changed and it's a configuration issue.
                 * See {@link CLMDBConfigurationWrite#increaseSizeInMiB}.
                 */
                putNewAmountUnsafe(hash160, amount);
            } else {
                throw e;
            }
        }
    }
    
    private void putNewAmountUnsafe(ByteBuffer hash160, Coin amount) {
        try (Txn<ByteBuffer> txn = env.txnWrite()) {
            if (lmdbConfigurationWrite.deleteEmptyAddresses && amount.isZero()) {
                lmdb_h160ToAmount.delete(txn, hash160);
            } else {
                long amountAsLong = amount.longValue();
                if (lmdbConfigurationWrite.useStaticAmount) {
                    amountAsLong = lmdbConfigurationWrite.staticAmount;
                }
                lmdb_h160ToAmount.put(txn, hash160, persistenceUtils.longToByteBufferDirect(amountAsLong));
            }
            txn.commit();
            txn.close();
        }
    }

    @Override
    public Coin getAllAmountsFromAddresses(List<ByteBuffer> hash160s) {
        Coin allAmounts = Coin.ZERO;
        for (ByteBuffer hash160 : hash160s) {
            allAmounts = allAmounts.add(getAmount(hash160));
        }
        return allAmounts;
    }

    @Override
    public long count() {
        long count = 0;
        try (Txn<ByteBuffer> txn = env.txnRead()) {
            try (CursorIterable<ByteBuffer> iterable = lmdb_h160ToAmount.iterate(txn, KeyRange.all())) {
                for (final CursorIterable.KeyVal<ByteBuffer> kv : iterable) {
                    count++;
                }
            }
        }
        return count;
    }

    @Override
    public long getDatabaseSize() {
        EnvInfo info = env.info();
        return info.mapSize;
    }

    @Override
    public void increaseDatabaseSize(long toIncrease) {
        increasedCounter++;
        increasedSum += toIncrease;
        long newSize = getDatabaseSize() + toIncrease;
        env.setMapSize(newSize);
    }

    @Override
    public long getIncreasedCounter() {
        return increasedCounter;
    }

    @Override
    public long getIncreasedSum() {
        return increasedSum;
    }
    
    @Override
    public void logStats() {
        logger.info("##### BEGIN: LMDB stats #####");
        logger.info("... this may take a lot of time ...");
        logger.info("DatabaseSize: " + new ByteConversion().bytesToMib(getDatabaseSize()) + " MiB");
        logger.info("IncreasedCounter: " + getIncreasedCounter());
        logger.info("IncreasedSum: " + new ByteConversion().bytesToMib(getIncreasedSum()) + " MiB");
        logger.info("Stat: " + env.stat());
        // Attention: slow!
        long count = count();
        logger.info("LMDB contains " + count + " unique entries.");
        logger.info("##### END: LMDB stats #####");
    }
}

1	// @formatter:off
2	/**
3	* Copyright 2020 Bernard Ladenthin bernard.ladenthin@gmail.com
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*
17	*/
18	// @formatter:on
19	package net.ladenthin.bitcoinaddressfinder.persistence.lmdb;
20
21	import net.ladenthin.bitcoinaddressfinder.persistence.Persistence;
22	import net.ladenthin.bitcoinaddressfinder.persistence.PersistenceUtils;
23	import org.bitcoinj.core.LegacyAddress;
24	import org.bitcoinj.core.Coin;
25	import org.lmdbjava.CursorIterable;
26	import org.lmdbjava.Dbi;
27	import org.lmdbjava.Env;
28	import org.lmdbjava.EnvFlags;
29	import org.lmdbjava.KeyRange;
30	import org.lmdbjava.Txn;
31
32	import java.io.File;
33	import java.io.FileWriter;
34	import java.io.IOException;
35	import java.nio.ByteBuffer;
36	import java.util.List;
37	import java.util.Map;
38	import java.util.concurrent.atomic.AtomicBoolean;
39	import net.ladenthin.bitcoinaddressfinder.AddressTxtLine;
40	import net.ladenthin.bitcoinaddressfinder.ByteBufferUtility;
41	import net.ladenthin.bitcoinaddressfinder.ByteConversion;
42	import net.ladenthin.bitcoinaddressfinder.KeyUtility;
43	import net.ladenthin.bitcoinaddressfinder.SeparatorFormat;
44	import net.ladenthin.bitcoinaddressfinder.configuration.CAddressFileOutputFormat;
45	import net.ladenthin.bitcoinaddressfinder.configuration.CLMDBConfigurationReadOnly;
46	import net.ladenthin.bitcoinaddressfinder.configuration.CLMDBConfigurationWrite;
47	import org.apache.commons.codec.binary.Hex;
48	import org.lmdbjava.BufferProxy;
49	import org.lmdbjava.ByteBufferProxy;
50
51	import static org.lmdbjava.DbiFlags.MDB_CREATE;
52	import static org.lmdbjava.Env.create;
53	import org.lmdbjava.EnvInfo;
54	import org.slf4j.Logger;
55	import org.slf4j.LoggerFactory;
56
57	public class LMDBPersistence implements Persistence {
58
59	private static final String DB_NAME_HASH160_TO_COINT = "hash160toCoin";
60	private static final int DB_COUNT = 1;
61
62	private final Logger logger = LoggerFactory.getLogger(LMDBPersistence.class);	1✔
63
64	private final PersistenceUtils persistenceUtils;
65	private final CLMDBConfigurationWrite lmdbConfigurationWrite;
66	private final CLMDBConfigurationReadOnly lmdbConfigurationReadOnly;
67	private final KeyUtility keyUtility;
68	private Env<ByteBuffer> env;
69	private Dbi<ByteBuffer> lmdb_h160ToAmount;
70	private long increasedCounter = 0;	1✔
71	private long increasedSum = 0;	1✔
72
73	public LMDBPersistence(CLMDBConfigurationWrite lmdbConfigurationWrite, PersistenceUtils persistenceUtils) {	1✔
74	this.lmdbConfigurationReadOnly = null;	1✔
75	this.lmdbConfigurationWrite = lmdbConfigurationWrite;	1✔
76	this.persistenceUtils = persistenceUtils;	1✔
77	this.keyUtility = new KeyUtility(persistenceUtils.networkParameters, new ByteBufferUtility(true));	1✔
78	}	1✔
79
80	public LMDBPersistence(CLMDBConfigurationReadOnly lmdbConfigurationReadOnly, PersistenceUtils persistenceUtils) {	1✔
81	this.lmdbConfigurationReadOnly = lmdbConfigurationReadOnly;	1✔
82	lmdbConfigurationWrite = null;	1✔
83	this.persistenceUtils = persistenceUtils;	1✔
84	this.keyUtility = new KeyUtility(persistenceUtils.networkParameters, new ByteBufferUtility(true));	1✔
85	}	1✔
86
87	@Override
88	public void init() {
89	if (lmdbConfigurationWrite != null) {	1✔
90	// -Xmx10G -XX:MaxDirectMemorySize=5G
91	// We always need an Env. An Env owns a physical on-disk storage file. One
92	// Env can store many different databases (ie sorted maps).
93	File lmdbDirectory = new File(lmdbConfigurationWrite.lmdbDirectory);	1✔
94	lmdbDirectory.mkdirs();	1✔
95
96	BufferProxy<ByteBuffer> bufferProxy = getBufferProxyByUseProxyOptimal(lmdbConfigurationWrite.useProxyOptimal);	1✔
97
98	env = create(bufferProxy)	1✔
99	// LMDB also needs to know how large our DB might be. Over-estimating is OK.
100	.setMapSize(new ByteConversion().mibToBytes(lmdbConfigurationWrite.initialMapSizeInMiB))	1✔
101	// LMDB also needs to know how many DBs (Dbi) we want to store in this Env.
102	.setMaxDbs(DB_COUNT)	1✔
103	// Now let's open the Env. The same path can be concurrently opened and
104	// used in different processes, but do not open the same path twice in
105	// the same process at the same time.
106
107	//https://github.com/kentnl/CHI-Driver-LMDB
108	.open(lmdbDirectory, EnvFlags.MDB_NOSYNC, EnvFlags.MDB_NOMETASYNC, EnvFlags.MDB_WRITEMAP, EnvFlags.MDB_MAPASYNC);	1✔
109	// We need a Dbi for each DB. A Dbi roughly equates to a sorted map. The
110	// MDB_CREATE flag causes the DB to be created if it doesn't already exist.
111	lmdb_h160ToAmount = env.openDbi(DB_NAME_HASH160_TO_COINT, MDB_CREATE);	1✔
112	} else if (lmdbConfigurationReadOnly != null) {	1✔
113	BufferProxy<ByteBuffer> bufferProxy = getBufferProxyByUseProxyOptimal(lmdbConfigurationReadOnly.useProxyOptimal);	1✔
114	env = create(bufferProxy).setMaxDbs(DB_COUNT).open(new File(lmdbConfigurationReadOnly.lmdbDirectory), EnvFlags.MDB_RDONLY_ENV, EnvFlags.MDB_NOLOCK);	1✔
115	lmdb_h160ToAmount = env.openDbi(DB_NAME_HASH160_TO_COINT);	1✔
116	} else {	1✔
117	throw new IllegalArgumentException();	×
118	}
119
120	logStatsOnInitByConfig();	1✔
121	}	1✔
122
123	/**
124	* https://github.com/lmdbjava/lmdbjava/wiki/Buffers
125	*
126	* @param useProxyOptimal
127	* @return
128	*/
129	private BufferProxy<ByteBuffer> getBufferProxyByUseProxyOptimal(boolean useProxyOptimal) {
130	if (useProxyOptimal) {	1✔
131	return ByteBufferProxy.PROXY_OPTIMAL;	1✔
132	} else {
133	return ByteBufferProxy.PROXY_SAFE;	×
134	}
135	}
136
137	private void logStatsOnInitByConfig() {
138	if (lmdbConfigurationWrite != null) {	1✔
139	if (lmdbConfigurationWrite.logStatsOnInit) {	1✔
140	logStats();	×
141	}
142	}
143	if (lmdbConfigurationReadOnly != null) {	1✔
144	if (lmdbConfigurationReadOnly.logStatsOnInit) {	1✔
145	logStats();	×
146	}
147	}
148	}	1✔
149
150	private void logStatsOnCloseByConfig() {
151	if (lmdbConfigurationWrite != null) {	1✔
152	if (lmdbConfigurationWrite.logStatsOnClose) {	1✔
153	logStats();	×
154	}
155	}
156	if (lmdbConfigurationReadOnly != null) {	1✔
157	if (lmdbConfigurationReadOnly.logStatsOnClose) {	1✔
158	logStats();	×
159	}
160	}
161	}	1✔
162
163	@Override
164	public void close() {
165	logStatsOnCloseByConfig();	1✔
166	lmdb_h160ToAmount.close();	1✔
167	env.close();	1✔
168	}	1✔
169
170	@Override
171	public boolean isClosed() {
172	return env.isClosed();	1✔
173	}
174
175	@Override
176	public Coin getAmount(ByteBuffer hash160) {
177	try (Txn<ByteBuffer> txn = env.txnRead()) {	1✔
178	ByteBuffer byteBuffer = lmdb_h160ToAmount.get(txn, hash160);	1✔
179	txn.close();	1✔
180
181	return getCoinFromByteBuffer(byteBuffer);	1✔
182	}
183	}
184
185	private Coin getCoinFromByteBuffer(ByteBuffer byteBuffer) {
186	if (byteBuffer != null) {	1✔
187	if (byteBuffer.capacity() == 0) {	1✔
188	return Coin.ZERO;	1✔
189	} else {
190	return Coin.valueOf(byteBuffer.getLong());	1✔
191	}
192	} else {
193	return Coin.ZERO;	×
194	}
195	}
196
197	@Override
198	public boolean containsAddress(ByteBuffer hash160) {
199	try (Txn<ByteBuffer> txn = env.txnRead()) {	1✔
200	ByteBuffer byteBuffer = lmdb_h160ToAmount.get(txn, hash160);	1✔
201	txn.close();	1✔
202	return byteBuffer != null;	1✔
203	}
204	}
205
206	@Override
207	public void writeAllAmountsToAddressFile(File file, CAddressFileOutputFormat addressFileOutputFormat, AtomicBoolean shouldRun) throws IOException {
208	try (Txn<ByteBuffer> txn = env.txnRead()) {	1✔
209	try (CursorIterable<ByteBuffer> iterable = lmdb_h160ToAmount.iterate(txn, KeyRange.all())) {	1✔
210	try (FileWriter writer = new FileWriter(file)) {	1✔
211	for (final CursorIterable.KeyVal<ByteBuffer> kv : iterable) {	1✔
212	if (!shouldRun.get()) {	1✔
213	return;	×
214	}
215	ByteBuffer addressAsByteBuffer = kv.key();	1✔
216	if(logger.isTraceEnabled()) {	1✔
217	String hexFromByteBuffer = new ByteBufferUtility(false).getHexFromByteBuffer(addressAsByteBuffer);	×
218	logger.trace("Process address: " + hexFromByteBuffer);	×
219	}
220	LegacyAddress address = keyUtility.byteBufferToAddress(addressAsByteBuffer);	1✔
221	final String line;
222	switch(addressFileOutputFormat) {	1✔
223	case HexHash:
224	line = Hex.encodeHexString(address.getHash()) + System.lineSeparator();	1✔
225	break;	1✔
226	case FixedWidthBase58BitcoinAddress:
227	line = String.format("%-34s", address.toBase58()) + System.lineSeparator();	1✔
228	break;	1✔
229	case DynamicWidthBase58BitcoinAddressWithAmount:
230	ByteBuffer value = kv.val();	1✔
231	Coin coin = getCoinFromByteBuffer(value);	1✔
232	line = address.toBase58() + SeparatorFormat.COMMA.getSymbol() + coin.getValue() + System.lineSeparator();	1✔
233	break;	1✔
234	default:
235	throw new IllegalArgumentException("Unknown addressFileOutputFormat: " + addressFileOutputFormat);	×
236	}
237	writer.write(line);	1✔
238	}	1✔
239	}	×
240	}	×
241	}	×
242	}	1✔
243
244	@Override
245	public void putAllAmounts(Map<ByteBuffer, Coin> amounts) throws IOException {
246	for (Map.Entry<ByteBuffer, Coin> entry : amounts.entrySet()) {	×
247	ByteBuffer hash160 = entry.getKey();	×
248	Coin coin = entry.getValue();	×
249	putNewAmount(hash160, coin);	×
250	}	×
251	}	×
252
253	@Override
254	public void changeAmount(ByteBuffer hash160, Coin amountToChange) {
255	Coin valueInDB = getAmount(hash160);	×
256	Coin toWrite = valueInDB.add(amountToChange);	×
257	putNewAmount(hash160, toWrite);	×
258	}	×
259
260	@Override
261	public void putNewAmount(ByteBuffer hash160, Coin amount) {
262	putNewAmountWithAutoIncrease(hash160, amount);	1✔
263	}	1✔
264
265	/**
266	* If an {@link org.lmdbjava.Env.MapFullException} was thrown during a put. The map might be increased if configured.
267	* The increase value needs to be high enough. Otherwise the next put fails nevertheless.
268	*/
269	private void putNewAmountWithAutoIncrease(ByteBuffer hash160, Coin amount) {
270	try {
271	putNewAmountUnsafe(hash160, amount);	1✔
272	} catch (org.lmdbjava.Env.MapFullException e) {	1✔
273	if (lmdbConfigurationWrite.increaseMapAutomatically == true) {	1✔
274	increaseDatabaseSize(new ByteConversion().mibToBytes(lmdbConfigurationWrite.increaseSizeInMiB));	1✔
275	/**
276	* It is possible that the exception will be thrown again, in this case increaseSizeInMiB should be changed and it's a configuration issue.
277	* See {@link CLMDBConfigurationWrite#increaseSizeInMiB}.
278	*/
279	putNewAmountUnsafe(hash160, amount);	1✔
280	} else {
281	throw e;	1✔
282	}
283	}	1✔
284	}	1✔
285
286	private void putNewAmountUnsafe(ByteBuffer hash160, Coin amount) {
287	try (Txn<ByteBuffer> txn = env.txnWrite()) {	1✔
288	if (lmdbConfigurationWrite.deleteEmptyAddresses && amount.isZero()) {	1✔
289	lmdb_h160ToAmount.delete(txn, hash160);	×
290	} else {
291	long amountAsLong = amount.longValue();	1✔
292	if (lmdbConfigurationWrite.useStaticAmount) {	1✔
293	amountAsLong = lmdbConfigurationWrite.staticAmount;	1✔
294	}
295	lmdb_h160ToAmount.put(txn, hash160, persistenceUtils.longToByteBufferDirect(amountAsLong));	1✔
296	}
297	txn.commit();	1✔
298	txn.close();	1✔
299	}
300	}	1✔
301
302	@Override
303	public Coin getAllAmountsFromAddresses(List<ByteBuffer> hash160s) {
304	Coin allAmounts = Coin.ZERO;	×
305	for (ByteBuffer hash160 : hash160s) {	×
306	allAmounts = allAmounts.add(getAmount(hash160));	×
307	}	×
308	return allAmounts;	×
309	}
310
311	@Override
312	public long count() {
313	long count = 0;	1✔
314	try (Txn<ByteBuffer> txn = env.txnRead()) {	1✔
315	try (CursorIterable<ByteBuffer> iterable = lmdb_h160ToAmount.iterate(txn, KeyRange.all())) {	1✔
316	for (final CursorIterable.KeyVal<ByteBuffer> kv : iterable) {	1✔
317	count++;	1✔
318	}	1✔
319	}
320	}
321	return count;	1✔
322	}
323
324	@Override
325	public long getDatabaseSize() {
326	EnvInfo info = env.info();	1✔
327	return info.mapSize;	1✔
328	}
329
330	@Override
331	public void increaseDatabaseSize(long toIncrease) {
332	increasedCounter++;	1✔
333	increasedSum += toIncrease;	1✔
334	long newSize = getDatabaseSize() + toIncrease;	1✔
335	env.setMapSize(newSize);	1✔
336	}	1✔
337
338	@Override
339	public long getIncreasedCounter() {
340	return increasedCounter;	1✔
341	}
342
343	@Override
344	public long getIncreasedSum() {
345	return increasedSum;	1✔
346	}
347
348	@Override
349	public void logStats() {
350	logger.info("##### BEGIN: LMDB stats #####");	×
351	logger.info("... this may take a lot of time ...");	×
352	logger.info("DatabaseSize: " + new ByteConversion().bytesToMib(getDatabaseSize()) + " MiB");	×
353	logger.info("IncreasedCounter: " + getIncreasedCounter());	×
354	logger.info("IncreasedSum: " + new ByteConversion().bytesToMib(getIncreasedSum()) + " MiB");	×
355	logger.info("Stat: " + env.stat());	×
356	// Attention: slow!
357	long count = count();	×
358	logger.info("LMDB contains " + count + " unique entries.");	×
359	logger.info("##### END: LMDB stats #####");	×
360	}	×
361	}

bernardladenthin / BitcoinAddressFinder / #246

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