feat: use replace numhash with blockindex.

Author: zhaohong

src/main/java/org/tron/core/Wallet.java

@@ -246,7 +246,14 @@ public Block getNowBlock() {
   }
 
   public Block getBlockByNum(long blockNum) {
-    Sha256Hash headBlockId = dbManager.getBlockIdByNum(blockNum);
+    Sha256Hash headBlockId = null;
+    try {
+      headBlockId = dbManager.getBlockIdByNum(blockNum);
+    } catch (BadItemException e) {
+      logger.info(e.getMessage());
+    } catch (ItemNotFoundException e) {
+      logger.info(e.getMessage());
+    }
     try {
       return dbManager.getBlockById(headBlockId).getInstance();
     } catch (BadItemException e) {

src/main/java/org/tron/core/net/node/NodeDelegateImpl.java

@@ -7,7 +7,6 @@
 import java.util.LinkedList;
 import java.util.List;
 import java.util.stream.Collectors;
-import java.util.stream.LongStream;
 import lombok.extern.slf4j.Slf4j;
 import org.tron.common.overlay.message.Message;
 import org.tron.common.utils.Sha256Hash;
@@ -131,9 +130,19 @@ public LinkedList<BlockId> getLostBlockIds(List<BlockId> blockChainSummary)
     long unForkedBlockIdNum = unForkedBlockId.getNum();
     long len = Longs
         .min(dbManager.getHeadBlockNum(), unForkedBlockIdNum + NodeConstant.SYNC_FETCH_BATCH_NUM);
-    return LongStream.rangeClosed(unForkedBlockIdNum, len)
-        .mapToObj(num -> dbManager.getBlockIdByNum(num))
-        .collect(Collectors.toCollection(LinkedList::new));
+
+    LinkedList<BlockId> blockIds = new LinkedList<>();
+    for (long i = unForkedBlockIdNum; i <= len; i++) {
+      try {
+        BlockId id = dbManager.getBlockIdByNum(i);
+        blockIds.add(id);
+      } catch (BadItemException e) {
+        return new LinkedList<>();
+      } catch (ItemNotFoundException e) {
+        return new LinkedList<>();
+      }
+    }
+    return blockIds;
   }
 
   @Override
@@ -168,7 +177,13 @@ public Deque<BlockId> getBlockChainSummary(BlockId beginBLockId, Deque<BlockId>
     long realHighBlkNum = highBlkNum + blockIds.size();
     do {
       if (lowBlkNum <= highNoForkBlkNum) {
-        retSummary.offer(dbManager.getBlockIdByNum(lowBlkNum));
+        try {
+          retSummary.offer(dbManager.getBlockIdByNum(lowBlkNum));
+        } catch (BadItemException e) {
+          logger.info(e.getMessage());
+        } catch (ItemNotFoundException e) {
+          logger.info(e.getMessage());
+        }
       } else if (lowBlkNum <= highBlkNum) {
         retSummary.offer(forkList.get((int) (lowBlkNum - highNoForkBlkNum - 1)));
       } else {

src/test/java/org/tron/core/db/ManagerTest.java

@@ -135,8 +135,14 @@ public void pushBlock() {
       Assert.assertEquals("getBlockIdByNum is error", dbManager.getHeadBlockNum(),
           0);
     } else {
-      Assert.assertEquals("getBlockIdByNum is error", blockCapsule2.getBlockId().toString(),
-          dbManager.getBlockIdByNum(1).toString());
+      try {
+        Assert.assertEquals("getBlockIdByNum is error", blockCapsule2.getBlockId().toString(),
+            dbManager.getBlockIdByNum(1).toString());
+      } catch (BadItemException e) {
+        e.printStackTrace();
+      } catch (ItemNotFoundException e) {
+        e.printStackTrace();
+      }
     }
 
     Assert.assertTrue("hasBlocks is error", dbManager.hasBlocks());