diff --git a/build.gradle b/build.gradle
index a3acaeaa8..a2c81bef8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -29,6 +29,12 @@ configurations.all {
     transitive = false// 为本依赖关闭依赖传递特性
 }
 
+println  "Run with Java version [ " + JavaVersion.VERSION_17 + " ] . Your Java version is [ " + JavaVersion.current() + " ]"
+    
+if (JavaVersion.current() < JavaVersion.VERSION_17) {
+    throw new GradleException("This build must be run with Java version [ " + JavaVersion.VERSION_17 + " ] or greater. Your Java version is [ " + JavaVersion.current() + " ]")
+}
+
 //add support for Java
 //apply plugin: 'java'
 allprojects {
@@ -59,7 +65,8 @@ allprojects {
             prefs.write('eclipse.preferences.version=1\n')
             prefs.append('encoding/<project>=UTF-8') //use UTF-8
         }
-    }   
+    }
+      
 }
 
 buildscript {
@@ -80,16 +87,6 @@ repositories {
 
 
 subprojects {   
-    /*
-    eclipse {
-        第一次时请注释这段eclipse设置，可能报错，设置工程字符集
-        jdt  {
-            File f = file('.settings/org.eclipse.core.resources.prefs')
-            f.write('eclipse.preferences.version=1\n')
-            f.append('encoding/<project>=UTF-8') //use UTF-8
-        }
-    }
-    */
     processResources {
         from ('src/main/resources') {
             include 'src/main/resources/*.*'