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Remove some Java 6isms.

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Mike Hearn
2011-03-08 15:33:52 +00:00
parent 4003eee3fe
commit 617c31dd6f
1 changed files with 3 additions and 3 deletions
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6
src/com/google/bitcoin/core/BlockChain.java
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@@ -102,7 +102,7 @@ public class BlockChain {
// We don't need the transaction data anymore. Free up some memory. // We don't need the transaction data anymore. Free up some memory.
block.transactions = null; block.transactions = null;
// We know prev is OK because it's in the blockMap, that means we accepted it. // We know prev is OK because it's in the blockMap, that means we accepted it.
Block prev = blockChain.peekLast(); Block prev = blockChain.getLast();
if (prev.equals(block)) { if (prev.equals(block)) {
LOG("Re-received block that is currently on top of the chain."); LOG("Re-received block that is currently on top of the chain.");
return true; return true;
@@ -159,7 +159,7 @@ public class BlockChain {
static private final int INTERVAL = TARGET_TIMESPAN / TARGET_SPACING; static private final int INTERVAL = TARGET_TIMESPAN / TARGET_SPACING;
private void checkDifficultyTransitions(Block top) throws VerificationException { private void checkDifficultyTransitions(Block top) throws VerificationException {
Block prev = blockChain.peekLast(); Block prev = blockChain.getLast();
// Is this supposed to be a difficulty transition point? // Is this supposed to be a difficulty transition point?
if (blockChain.size() % INTERVAL != 0) { if (blockChain.size() % INTERVAL != 0) {
// No ... so check the difficulty didn't actually change. // No ... so check the difficulty didn't actually change.
@@ -233,7 +233,7 @@ public class BlockChain {
* Returns the highest known block or null if the chain is empty (top block is genesis). * Returns the highest known block or null if the chain is empty (top block is genesis).
*/ */
public synchronized Block getTopBlock() { public synchronized Block getTopBlock() {
return blockChain.peekLast(); return blockChain.getLast();
} }