From 499f7501c8ad3434fb5caba341fe2035eda3a0d0 Mon Sep 17 00:00:00 2001
From: joriewong <jveronjorie@sina.cn>
Date: Tue, 8 Aug 2017 15:22:29 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=BC=E5=AE=B9linux=E5=9B=BE=E5=BD=A2?=
 =?UTF-8?q?=E5=A4=84=E7=90=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

兼容linux图形处理
---
 .../web/system/servlet/RandCodeImageServlet.java           | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/jeecgframework/web/system/servlet/RandCodeImageServlet.java b/src/main/java/org/jeecgframework/web/system/servlet/RandCodeImageServlet.java
index 5142efde..1ed93e10 100644
--- a/src/main/java/org/jeecgframework/web/system/servlet/RandCodeImageServlet.java
+++ b/src/main/java/org/jeecgframework/web/system/servlet/RandCodeImageServlet.java
@@ -47,6 +47,11 @@ public class RandCodeImageServlet extends HttpServlet {
 	 * 干扰线的长度=1.414*lineWidth
 	 */
 	private static final int lineWidth = 2;
+	
+	public RandCodeImageServlet() {
+		// 兼容linux图形处理
+		System.setProperty("java.awt.headless", "true");
+	}
 
 	@Override
 	public void doGet(final HttpServletRequest request,
@@ -234,4 +239,4 @@ public String getCharStr() {
 		return charStr;
 	}
 
-}
\ No newline at end of file
+}