From 05252c0031a890279135f7ba66c3e325608ef21f Mon Sep 17 00:00:00 2001
From: Fangjie Hu <Fangjie Hu>
Date: Mon, 5 Sep 2016 16:24:34 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8F=92=E4=BB=B6=E4=BE=9D=E8=B5=96?=
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---
 designer_base/src/com/fr/design/extra/PluginHelper.java     | 3 +++
 .../design/extra/plugindependence/DownLoadDependenceUI.java | 6 +++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/designer_base/src/com/fr/design/extra/PluginHelper.java b/designer_base/src/com/fr/design/extra/PluginHelper.java
index 631bc984b..2d32eef02 100644
--- a/designer_base/src/com/fr/design/extra/PluginHelper.java
+++ b/designer_base/src/com/fr/design/extra/PluginHelper.java
@@ -126,6 +126,9 @@ public class PluginHelper {
     //将所有未配置好的资源文件依赖准备好
     private static void checkDependenceEnv(Plugin plugin) {
         PluginDependence dependence = plugin.getDependence();
+        if (dependence == null){
+            return;
+        }
         List<PluginDependenceUnit> list = dependence.getDependPlugins();
         for (int i = 0;list != null && i < list.size(); i++){
             PluginDependenceUnit preDependence = list.get(i);
diff --git a/designer_base/src/com/fr/design/extra/plugindependence/DownLoadDependenceUI.java b/designer_base/src/com/fr/design/extra/plugindependence/DownLoadDependenceUI.java
index 701bf9bbd..9cbbefcee 100644
--- a/designer_base/src/com/fr/design/extra/plugindependence/DownLoadDependenceUI.java
+++ b/designer_base/src/com/fr/design/extra/plugindependence/DownLoadDependenceUI.java
@@ -211,7 +211,7 @@ public class DownLoadDependenceUI implements ActionListener {
     }
 
     public boolean preOnline() {
-        int choose = JOptionPane.showConfirmDialog(null, "新图表需要" + ID + "支持。是否需要安装" + ID + "(" + totalSize/Math.pow(10, 6) + " m)？", "install tooltip", JOptionPane.YES_NO_OPTION);
+        int choose = JOptionPane.showConfirmDialog(null, "新图表需要" + ID + "支持。是否需要安装" + ID + "(" + showFileLength() + " m)？", "install tooltip", JOptionPane.YES_NO_OPTION);
         if (choose == 0){//下载安装
             if (!connectToServer()){
                 JOptionPane.showMessageDialog(null, "无法连接远程服务器！！", "警告", JOptionPane.ERROR_MESSAGE);
@@ -229,4 +229,8 @@ public class DownLoadDependenceUI implements ActionListener {
             return true;
         }
     }
+
+    private String showFileLength() {
+        return totalSize == -1 ? "NAN" : totalSize/Math.pow(10, 6) + "";
+    }
 }