feat(jsonrpc): refactor to set min and max section

Author: waynercheung

framework/src/main/java/org/tron/core/services/jsonrpc/filters/LogBlockQuery.java

@@ -39,23 +39,21 @@ public LogBlockQuery(LogFilterWrapper logFilterWrapper, SectionBloomStore sectio
     this.currentMaxBlockNum = currentMaxBlockNum;
 
     if (logFilterWrapper.getFromBlock() == Long.MAX_VALUE) {
-      minSection = (int) (currentMaxBlockNum / Bloom.BLOOM_BIT_SIZE);
       minBlock = currentMaxBlockNum;
     } else {
-      minSection = (int) (logFilterWrapper.getFromBlock() / Bloom.BLOOM_BIT_SIZE);
       minBlock = logFilterWrapper.getFromBlock();
     }
+    minSection = (int) (minBlock / Bloom.BLOOM_BIT_SIZE);
 
     if (logFilterWrapper.getToBlock() == Long.MAX_VALUE) {
-      maxSection = (int) (currentMaxBlockNum / Bloom.BLOOM_BIT_SIZE);
       maxBlock = currentMaxBlockNum;
     } else {
-      maxSection = (int) (logFilterWrapper.getToBlock() / Bloom.BLOOM_BIT_SIZE);
       maxBlock = logFilterWrapper.getToBlock();
       if (maxBlock > currentMaxBlockNum) {
         maxBlock = currentMaxBlockNum;
       }
     }
+    maxSection = (int) (maxBlock / Bloom.BLOOM_BIT_SIZE);
   }
 
   public List<Long> getPossibleBlock() throws ExecutionException, InterruptedException,
@@ -71,7 +69,7 @@ public List<Long> getPossibleBlock() throws ExecutionException, InterruptedExcep
     BitSet blockNumBitSet = new BitSet(capacity);
     blockNumBitSet.set(0, capacity);
 
-    //works serial
+    // works serial
     for (int[][] conditionsIndex : allConditionsIndex) {
       BitSet bitSet = subMatch(conditionsIndex);
       blockNumBitSet.and(bitSet);

framework/src/main/java/org/tron/core/services/jsonrpc/filters/LogFilter.java

@@ -70,7 +70,7 @@ public LogFilter(FilterRequest fr) throws JsonRpcInvalidParamsException {
     if (fr.getTopics() != null) {
       //restrict depth of topics, because event has a signature and most 3 indexed parameters
       if (fr.getTopics().length > maxTopics) {
-        throw new JsonRpcInvalidParamsException("topics size should be <= 4");
+        throw new JsonRpcInvalidParamsException("topics size should be <= " + maxTopics);
       }
       for (Object topic : fr.getTopics()) {
         if (topic == null) {