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Rename and make the comparators public, documented.

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This commit is contained in:
Mike Hearn 2014-02-06 12:22:10 +01:00
parent 217da6912d
commit 5f9df48aaa
2 changed files with 24 additions and 28 deletions
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20
core/src/main/java/com/google/bitcoin/core/Transaction.java
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@ -22,6 +22,8 @@ import com.google.bitcoin.script.Script;
import com.google.bitcoin.script.ScriptBuilder; import com.google.bitcoin.script.ScriptBuilder;
import com.google.bitcoin.script.ScriptOpCodes; import com.google.bitcoin.script.ScriptOpCodes;
import com.google.common.collect.ImmutableMap; import com.google.common.collect.ImmutableMap;
import com.google.common.primitives.Ints;
import com.google.common.primitives.Longs;
import org.slf4j.Logger; import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
import org.spongycastle.crypto.params.KeyParameter; import org.spongycastle.crypto.params.KeyParameter;
@ -51,6 +53,24 @@ import static com.google.common.base.Preconditions.*;
* are building a wallet, how to present confidence to your users is something to consider carefully.</p> * are building a wallet, how to present confidence to your users is something to consider carefully.</p>
*/ */
public class Transaction extends ChildMessage implements Serializable { public class Transaction extends ChildMessage implements Serializable {
/** A comparator that can be used to sort transactions by their updateTime field. */
public static final Comparator<Transaction> SORT_TX_BY_UPDATE_TIME = new Comparator<Transaction>() {
@Override
public int compare(final Transaction tx1, final Transaction tx2) {
final long time1 = tx1.getUpdateTime().getTime();
final long time2 = tx2.getUpdateTime().getTime();
return -(Longs.compare(time1, time2));
}
};
/** A comparator that can be used to sort transactions by their chain height. */
public static final Comparator<Transaction> SORT_TX_BY_HEIGHT = new Comparator<Transaction>() {
@Override
public int compare(final Transaction tx1, final Transaction tx2) {
final int height1 = tx1.getConfidence().getAppearedAtChainHeight();
final int height2 = tx2.getConfidence().getAppearedAtChainHeight();
return -(Ints.compare(height1, height2));
}
};
private static final Logger log = LoggerFactory.getLogger(Transaction.class); private static final Logger log = LoggerFactory.getLogger(Transaction.class);
private static final long serialVersionUID = -8567546957352643140L; private static final long serialVersionUID = -8567546957352643140L;

32
core/src/main/java/com/google/bitcoin/core/Wallet.java
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@ -32,7 +32,6 @@ import com.google.bitcoin.wallet.*;
import com.google.bitcoin.wallet.WalletTransaction.Pool; import com.google.bitcoin.wallet.WalletTransaction.Pool;
import com.google.common.collect.*; import com.google.common.collect.*;
import com.google.common.primitives.Ints; import com.google.common.primitives.Ints;
import com.google.common.primitives.Longs;
import com.google.common.util.concurrent.FutureCallback; import com.google.common.util.concurrent.FutureCallback;
import com.google.common.util.concurrent.Futures; import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture; import com.google.common.util.concurrent.ListenableFuture;
@ -2266,29 +2265,6 @@ public class Wallet implements Serializable, BlockChainListener, PeerFilterProvi
return toString(false, true, true, null); return toString(false, true, true, null);
} }
private static final Comparator<Transaction> SORT_ORDER_BY_UPDATE_TIME = new Comparator<Transaction>() {
@Override
public int compare(final Transaction tx1, final Transaction tx2) {
final long time1 = tx1.getUpdateTime().getTime();
final long time2 = tx2.getUpdateTime().getTime();
return -(Longs.compare(time1, time2));
}
};
private static final Comparator<Transaction> SORT_ORDER_BY_HEIGHT = new Comparator<Transaction>() {
@Override
public int compare(final Transaction tx1, final Transaction tx2) {
final int height1 = tx1.getConfidence().getAppearedAtChainHeight();
final int height2 = tx2.getConfidence().getAppearedAtChainHeight();
return -(Ints.compare(height1, height2));
}
};
/** /**
* Formats the wallet as a human readable piece of text. Intended for debugging, the format is not meant to be * Formats the wallet as a human readable piece of text. Intended for debugging, the format is not meant to be
@ -2340,19 +2316,19 @@ public class Wallet implements Serializable, BlockChainListener, PeerFilterProvi
// Print the transactions themselves // Print the transactions themselves
if (pending.size() > 0) { if (pending.size() > 0) {
builder.append("\n>>> PENDING:\n"); builder.append("\n>>> PENDING:\n");
toStringHelper(builder, pending, chain, SORT_ORDER_BY_UPDATE_TIME); toStringHelper(builder, pending, chain, Transaction.SORT_TX_BY_UPDATE_TIME);
} }
if (unspent.size() > 0) { if (unspent.size() > 0) {
builder.append("\n>>> UNSPENT:\n"); builder.append("\n>>> UNSPENT:\n");
toStringHelper(builder, unspent, chain, SORT_ORDER_BY_HEIGHT); toStringHelper(builder, unspent, chain, Transaction.SORT_TX_BY_HEIGHT);
} }
if (spent.size() > 0) { if (spent.size() > 0) {
builder.append("\n>>> SPENT:\n"); builder.append("\n>>> SPENT:\n");
toStringHelper(builder, spent, chain, SORT_ORDER_BY_HEIGHT); toStringHelper(builder, spent, chain, Transaction.SORT_TX_BY_HEIGHT);
} }
if (dead.size() > 0) { if (dead.size() > 0) {
builder.append("\n>>> DEAD:\n"); builder.append("\n>>> DEAD:\n");
toStringHelper(builder, dead, chain, SORT_ORDER_BY_HEIGHT); toStringHelper(builder, dead, chain, Transaction.SORT_TX_BY_HEIGHT);
} }
} }
if (includeExtensions && extensions.size() > 0) { if (includeExtensions && extensions.size() > 0) {