Fix zrpc code generation error on Windows

Author: anqiansong

build.gradle

@@ -5,7 +5,7 @@ plugins {
 }
 
 group 'cn.xiaoheiban'
-version '1.1.0'
+version '1.1.1'
 
 repositories {
     mavenCentral()

src/main/java/cn/xiaoheiban/action/RpcAction.java

@@ -77,7 +77,8 @@ private void generateRpc(Project project, String goctlHome, String protoPath, St
         ProgressManager.getInstance().run(new Task.Backgroundable(project, "generating rpc ...") {
             @Override
             public void run(@NotNull ProgressIndicator indicator) {
-                String protoDir = FileUtil.getDirectoryname(src);
+                File srcFile = new File(src);
+                String protoDir = srcFile.getParent();
                 String command = "rpc protoc -I " + protoDir;
                 if (!StringUtil.isEmptyOrSpaces(protoPath) && !protoPath.equals(protoDir)) {
                     command += " -I " + protoPath;

src/main/java/cn/xiaoheiban/action/RpcQuickAction.java

@@ -81,7 +81,8 @@ private void generateRpc(Project project, String goctlHome, String protoPath, St
         ProgressManager.getInstance().run(new Task.Backgroundable(project, "generating rpc ...") {
             @Override
             public void run(@NotNull ProgressIndicator indicator) {
-                String protoDir = FileUtil.getDirectoryname(src);
+                File srcFile = new File(src);
+                String protoDir = srcFile.getParent();
                 String command = "rpc protoc -I " + protoDir;
                 if (!StringUtil.isEmptyOrSpaces(protoPath) && !protoPath.equals(protoDir)) {
                     command += " -I " + protoPath;