diff --git a/pom.xml b/pom.xml
index 342b07db..8a27b33f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -54,7 +54,7 @@
 		<!-- xxl-sso (+xxl-tool、gson) -->
 		<xxl-sso.version>2.1.1</xxl-sso.version>
 		<!-- xxl-tool -->
-		<xxl-tool.version>2.3.0</xxl-tool.version>
+		<xxl-tool.version>2.3.1</xxl-tool.version>
 	</properties>
 
 	<licenses>
diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/executor/XxlJobExecutor.java b/xxl-job-core/src/main/java/com/xxl/job/core/executor/XxlJobExecutor.java
index c0cc5686..75a441ca 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/executor/XxlJobExecutor.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/executor/XxlJobExecutor.java
@@ -153,12 +153,12 @@ public class XxlJobExecutor  {
         // generate address
         if (StringTool.isBlank(address)) {
             // registry-address：default use address to registry , otherwise use ip:port if address is null
-            String ip_port_address = IPTool.toAddressString(IPTool.toAddress(ip, port));
+            String ip_port_address = IPTool.toAddressString(ip, port);
             address = "http://{ip_port}/".replace("{ip_port}", ip_port_address);
         }
 
         // accessToken
-        if (accessToken==null || accessToken.trim().length()==0) {
+        if (StringTool.isBlank(accessToken)) {
             logger.warn(">>>>>>>>>>> xxl-job accessToken is empty. To ensure system security, please set the accessToken.");
         }
 
diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/util/ScriptUtil.java b/xxl-job-core/src/main/java/com/xxl/job/core/util/ScriptUtil.java
index 51fa41f5..12b7582d 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/util/ScriptUtil.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/util/ScriptUtil.java
@@ -2,10 +2,11 @@ package com.xxl.job.core.util;
 
 import com.xxl.job.core.context.XxlJobHelper;
 import com.xxl.tool.core.ArrayTool;
-import com.xxl.tool.core.AssertTool;
 import com.xxl.tool.io.FileTool;
+import com.xxl.tool.io.IOTool;
 
-import java.io.*;
+import java.io.FileOutputStream;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -83,15 +84,15 @@ public class ScriptUtil {
             final FileOutputStream finalFileOutputStream = fileOutputStream;
             inputThread = new Thread(() -> {
                 try {
-                    copy(finalProcess.getInputStream(), finalFileOutputStream, true, false);
+                    // 数据流Copy（Input自动关闭，Output不处理）
+                    IOTool.copy(finalProcess.getInputStream(), finalFileOutputStream, true, false);
                 } catch (IOException e) {
                     XxlJobHelper.log(e);
                 }
             });
             errorThread = new Thread(() -> {
                 try {
-                    // 数据流Copy（Input自动关闭，Output不处理）
-                    copy(finalProcess.getErrorStream(), finalFileOutputStream, true, false);
+                    IOTool.copy(finalProcess.getErrorStream(), finalFileOutputStream, true, false);
                 } catch (IOException e) {
                     XxlJobHelper.log(e);
                 }
@@ -134,42 +135,6 @@ public class ScriptUtil {
         }
     }
 
-
-    private static final int BUFFER_SIZE = 1024 * 8;
-    private static int copy(InputStream input, OutputStream output, boolean closeInput, boolean closeOutput) throws IOException {
-        AssertTool.notNull(input, "No InputStream specified");
-        AssertTool.notNull(output, "No OutputStream specified");
-
-        try {
-            int byteCount = 0;
-            byte[] buffer = new byte[BUFFER_SIZE];
-            int bytesRead;
-            while ((bytesRead = input.read(buffer)) != -1) {
-                output.write(buffer, 0, bytesRead);
-                byteCount += bytesRead;
-            }
-            output.flush();
-            return byteCount;
-        } finally {
-            if (closeInput) {
-                close(input);
-            }
-            if (closeOutput) {
-                close(output);
-            }
-        }
-    }
-    private static void close(Closeable closeable) {
-        if (closeable == null) {
-            return;
-        }
-        try {
-            closeable.close();
-        } catch (IOException ex) {
-            // ignore
-        }
-    }
-
     /**
      * 脚本执行，日志文件实时输出
      *