⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 java 实现自动监听并更新配置文件内容.mht

📁 自己平时从网上搜集的http协议解析文档
💻 MHT
📖 第 1 页 / 共 5 页
字号:
      style=3D"COLOR: =
#000000">;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;event.getSe=
rvletContext().log(status);<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;System.out.println(status);<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><S=
PAN=20
      style=3D"COLOR: #008000">//</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;=E5=81=9C=E6=AD=A2=E8=87=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E6=97=
=B6=E9=92=9F</SPAN><SPAN=20
      style=3D"COLOR: #008000"><BR></SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">if</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;(rt&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">!=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">null</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">)&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;rt.stop();<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>}<BR></SPAN></DIV><BR>=E8=87=AA=
=E5=8A=A8=E7=9B=91=E5=90=AC=E6=97=B6=E9=92=9F=20
      PropertiesTimer<BR><BR>
      <DIV=20
      style=3D"BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; =
BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; =
PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; =
WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px =
solid; BACKGROUND-COLOR: #eeeeee"><SPAN=20
      style=3D"COLOR: #0000ff">package</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;org.stephencat.listener;<BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;java.util.</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;javax.servlet.</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR><BR><BR></SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;*&nbsp;=E8=87=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E6=97=B6=E9=
=92=9F<BR>&nbsp;*&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #808080">@author</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;stephen<BR>&nbsp;*<BR>&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">class</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;PropertiesTimer&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbs=
p;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">private</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">final</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;Timer&nbsp;timer&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">new</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;Timer();<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">private</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">final</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">int</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;sec;<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">private</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;ServletContext&nbsp;context&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">null</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">;<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN>=
<SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;PropertiesTimer(</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">int</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;seconds,&nbsp;ServletContext&nbsp;context)&nbsp;{<BR>&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sec&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;seconds;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">this</SPAN><SPAN=20
      style=3D"COLOR: #000000">.context&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;context;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp=
;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=E5=90=AF=E5=8A=A8=E8=87=
=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E4=BB=BB=E5=8A=A1<BR>&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">void</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;start()&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN =

      style=3D"COLOR: #008000">//</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;=E5=8F=96=E5=BE=97=E5=BD=93=E5=89=8D=E6=97=A5=E6=9C=9F=E6=97=
=B6=E9=97=B4</SPAN><SPAN=20
      style=3D"COLOR: #008000"><BR></SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Date&nbsp;date&n=
bsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">new</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;Date();<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">//</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;=E6=89=A7=E8=A1=8C=E8=87=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E8=AE=
=A1=E5=88=92</SPAN><SPAN=20
      style=3D"COLOR: #008000"><BR></SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;timer.schedule(<=
/SPAN><SPAN=20
      style=3D"COLOR: #0000ff">new</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;PropertiesTask(</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">this</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">.context),&nbsp;date,&nbsp;sec&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">1000</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">);<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&=
nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=E5=81=9C=E6=AD=A2=E8=87=
=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E4=BB=BB=E5=8A=A1<BR>&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">void</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;stop()&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;timer.cancel();<BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR><BR>}<BR></SPA=
N></DIV><BR>=E8=87=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E4=BB=BB=E5=8A=A1=20
      PropertiesTask<BR><BR>
      <DIV=20
      style=3D"BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; =
BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; =
PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; =
WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px =
solid; BACKGROUND-COLOR: #eeeeee"><SPAN=20
      style=3D"COLOR: #0000ff">package</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;org.stephencat.listener;<BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;java.io.IOException;<BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;java.io.</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;java.util.</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR><BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">import</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;javax.servlet.</SPAN><SPAN=20
      style=3D"COLOR: #000000">*</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR></SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;*&nbsp;=E8=87=AA=E5=8A=A8=E7=9B=91=E5=90=AC=E4=BB=BB=E5=
=8A=A1<BR>&nbsp;*&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #808080">@author</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;stephen<BR>&nbsp;*<BR>&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">class</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;PropertiesTask&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">extends</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;TimerTask&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbs=
p;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">private</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;ServletContext&nbsp;context&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">null</SPAN><SPAN=20
      style=3D"COLOR: #000000">;<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN =

      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=E9=85=8D=E7=BD=AE=E6=96=
=87=E4=BB=B6=E7=9A=84=E6=9C=80=E5=90=8E=E6=9B=B4=E6=96=B0=E6=97=B6=E9=97=B4=
<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">private</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">long</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;lastModified&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">0</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">;<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN>=
<SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=E6=9E=84=E9=80=A0=E4=B8=
=80=E4=B8=AA=E8=87=AA=E5=8A=A8=E6=9B=B4=E6=96=B0=E4=BB=BB=E5=8A=A1<BR>&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #808080">@param</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;context<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;PropertiesTask(ServletContext&nbsp;context){<BR>&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">this</SPAN><SPAN=20
      style=3D"COLOR: #000000">.context&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;context;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;System.out.println(</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">A&nbsp;task&nbsp;instance&nbsp;is&nbsp;created&nbsp;now.</SPAN><=
SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: #000000">);&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">//</SPAN><SPAN=20
      style=3D"COLOR: =
#008000">&nbsp;=E4=BB=BB=E5=8A=A1=E5=9C=A8=E6=95=B4=E4=B8=AA&nbsp;applica=
tion&nbsp;=E5=91=A8=E6=9C=9F=E5=86=85=E5=8F=AA=E5=88=9B=E5=BB=BA=E4=B8=80=
=E6=AC=A1=E3=80=82</SPAN><SPAN=20
      style=3D"COLOR: #008000"><BR></SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&=
nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =
#008000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=E6=AF=8F=E6=AC=A1=E6=89=
=A7=E8=A1=8C=E4=BB=BB=E5=8A=A1=E6=97=B6=E6=98=BE=E7=A4=BA=E4=B8=80=E4=B8=AA=
=E9=9A=8F=E6=9C=BA=E6=95=B0=E3=80=82<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</S=
PAN><SPAN=20
      style=3D"COLOR: #008000">*/</SPAN><SPAN=20
      style=3D"COLOR: #000000"><BR>&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">public</SPAN><SPAN=20
      style=3D"COLOR: #000000">&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #0000ff">void</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">&nbsp;todoTestRandom(){<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;System.out.println(</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: #000000">Task&nbsp;running</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">);<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;context.se=
tAttribute(</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: #000000">random</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">,&nbsp;String.valueOf(Math.random()));<BR>&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println((String)context.getAttribute=
(</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: #000000">random</SPAN><SPAN=20
      style=3D"COLOR: #000000">"</SPAN><SPAN=20
      style=3D"COLOR: =
#000000">));<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>=
&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN=20
      style=3D"COLOR: #008000">/**</SPAN><SPAN=20
      style=3D"COLOR: =

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -