Merge pull request #698 from tronprotocol/feature/add_dynamic_parameter

add OPERATING_TIME_INTERVAL parameter

Author: nanfengpo

src/main/java/org/tron/core/db/DynamicPropertiesStore.java

@@ -61,6 +61,8 @@ public class DynamicPropertiesStore extends TronStoreWithRevoking<BytesCapsule>
   private static final byte[] NON_EXISTENT_ACCOUNT_TRANSFER_MIN = "NON_EXISTENT_ACCOUNT_TRANSFER_MIN"
       .getBytes();
 
+  private static final byte[] OPERATING_TIME_INTERVAL = "OPERATING_TIME_INTERVAL".getBytes();
+
   @Autowired
   private DynamicPropertiesStore(@Qualifier("properties") String dbName) {
     super(dbName);
@@ -172,6 +174,14 @@ private DynamicPropertiesStore(@Qualifier("properties") String dbName) {
       this.saveNonExistentAccountTransferLimit(1_000_000L);
     }
 
+
+    try {
+      this.getOperatingTimeInterval();
+    } catch (IllegalArgumentException e) {
+      this.saveOperatingTimeInterval(10_000L);
+    }
+
+
     try {
       this.getBlockFilledSlotsNumber();
     } catch (IllegalArgumentException e) {
@@ -402,6 +412,22 @@ public long getNonExistentAccountTransferMin() {
             () -> new IllegalArgumentException("not found NON_EXISTENT_ACCOUNT_TRANSFER_MIN"));
   }
 
+
+  public void saveOperatingTimeInterval(long time) {
+    logger.debug("NON_EXISTENT_ACCOUNT_TRANSFER_MIN:" + time);
+    this.put(OPERATING_TIME_INTERVAL,
+        new BytesCapsule(ByteArray.fromLong(time)));
+  }
+
+  public long getOperatingTimeInterval() {
+    return Optional.ofNullable(this.dbSource.getData(OPERATING_TIME_INTERVAL))
+        .map(ByteArray::toLong)
+        .orElseThrow(
+            () -> new IllegalArgumentException("not found OPERATING_TIME_INTERVAL"));
+  }
+
+
+
   public void saveBlockFilledSlots(int[] blockFilledSlots) {
     logger.debug("blockFilledSlots:" + intArrayToString(blockFilledSlots));
     this.put(BLOCK_FILLED_SLOTS,

src/main/java/org/tron/core/db/Manager.java

@@ -467,7 +467,7 @@ private void consumeBandwidth(TransactionCapsule trx) throws ValidateBandwidthEx
       long now = getHeadBlockTimeStamp();
       long latestOperationTime = accountCapsule.getLatestOperationTime();
       //10 * 1000
-      if (now - latestOperationTime >= 10_000L) {
+      if (now - latestOperationTime >= dynamicPropertiesStore.getOperatingTimeInterval()) {
         accountCapsule.setLatestOperationTime(now);
         this.getAccountStore().put(accountCapsule.createDbKey(), accountCapsule);
         return;