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Add new BlockImporter.

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Matt Corallo 2013-05-12 18:00:35 +02:00
parent 729f2f5312
commit ecca1c6f47
1 changed files with 71 additions and 0 deletions
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tools/src/main/java/com/google/bitcoin/tools/BlockImporter.java Normal file
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package com.google.bitcoin.tools;
import java.io.File;
import com.google.bitcoin.core.AbstractBlockChain;
import com.google.bitcoin.core.Block;
import com.google.bitcoin.core.BlockChain;
import com.google.bitcoin.core.FullPrunedBlockChain;
import com.google.bitcoin.core.NetworkParameters;
import com.google.bitcoin.core.PrunedException;
import com.google.bitcoin.core.VerificationException;
import com.google.bitcoin.store.BlockStore;
import com.google.bitcoin.store.BlockStoreException;
import com.google.bitcoin.store.BoundedOverheadBlockStore;
import com.google.bitcoin.store.DiskBlockStore;
import com.google.bitcoin.store.FullPrunedBlockStore;
import com.google.bitcoin.store.H2FullPrunedBlockStore;
import com.google.bitcoin.store.MemoryBlockStore;
import com.google.bitcoin.store.MemoryFullPrunedBlockStore;
import com.google.bitcoin.store.SPVBlockStore;
import com.google.bitcoin.utils.BlockFileLoader;
import com.google.common.base.Preconditions;
/** Very thin wrapper around {@link com.google.bitcoin.util.BlockFileLoader} */
public class BlockImporter {
public static void main(String[] args) throws BlockStoreException, VerificationException, PrunedException {
System.out.println("USAGE: BlockImporter (prod|test) (H2|BoundedOverhead|Disk|MemFull|Mem|SPV) [blockStore]");
System.out.println(" blockStore is required unless type is Mem or MemFull");
System.out.println(" eg BlockImporter prod H2 /home/user/bitcoinj.h2store");
System.out.println(" Does full verification if the store supports it");
Preconditions.checkArgument(args.length == 2 || args.length == 3);
NetworkParameters params = null;
if (args[0].equals("test"))
params = NetworkParameters.testNet();
else
params = NetworkParameters.prodNet();
BlockStore store = null;
if (args[1].equals("H2")) {
Preconditions.checkArgument(args.length == 3);
store = new H2FullPrunedBlockStore(params, args[2], 100);
} else if (args[1].equals("BoundedOverhead")) {
Preconditions.checkArgument(args.length == 3);
store = new BoundedOverheadBlockStore(params, new File(args[2]));
} else if (args[1].equals("Disk")) {
Preconditions.checkArgument(args.length == 3);
store = new DiskBlockStore(params, new File(args[2]));
} else if (args[1].equals("MemFull")) {
Preconditions.checkArgument(args.length == 2);
store = new MemoryFullPrunedBlockStore(params, 100);
} else if (args[1].equals("Mem")) {
Preconditions.checkArgument(args.length == 2);
store = new MemoryBlockStore(params);
} else if (args[1].equals("SPV")) {
Preconditions.checkArgument(args.length == 3);
store = new SPVBlockStore(params, new File(args[2]));
}
AbstractBlockChain chain = null;
if (store instanceof FullPrunedBlockStore)
chain = new FullPrunedBlockChain(params, (FullPrunedBlockStore) store);
else
chain = new BlockChain(params, store);
BlockFileLoader loader = new BlockFileLoader(params, BlockFileLoader.getReferenceClientBlockFileList());
for (Block block : loader)
chain.add(block);
}
}