fix too RejectedExecutionException of ServiceServer.executor

src/main/base/org/bdware/sc/ComponedContractResult.java

@@ -53,9 +53,10 @@ public class ComponedContractResult {
                 return;
             }
         } catch (Exception e) {
+            String str = null;
             cr2 =
                     new ContractResult(
-                            ContractResult.Status.Error, new JsonPrimitive("parse str failed:"));
+                            ContractResult.Status.Error, new JsonPrimitive("parse str failed:" + obj.toString()));
             e.printStackTrace();
         }
         // if (cr2.status == ContractResult.Status.Error) { // 结果不是Success不参与最终结果计算

src/main/base/org/bdware/sc/conn/ServiceServer.java

@@ -25,7 +25,7 @@ public class ServiceServer extends Thread {
     public static final ExecutorService executor =
             new ThreadPoolExecutor(
                     8,
-                    15,
+                    Integer.MAX_VALUE,
                     60,
                     TimeUnit.SECONDS,
                     new SynchronousQueue<>());