📄 代码清单3-11.htm
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<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#006<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>private <span class=SpellE><span
class=GramE>Processer</span></span><span class=GramE>(</span>){}<span
style='mso-tab-count:1'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#007<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span>synchronized public static <span
class=SpellE>Processer</span> <span class=SpellE><span class=GramE>getInstance</span></span><span
class=GramE>(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#008<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:2'> </span><span
class=GramE>if(</span>p==null){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#009<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span>p
= new <span class=SpellE><span class=GramE>Processer</span></span><span
class=GramE>(</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#010<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#011<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><span
class=GramE>return</span> p;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#012<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<span style='mso-tab-count:1'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#013<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>public void <span class=GramE>start(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#014<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>thread
= new <span class=GramE>Thread(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#015<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>public
void <span class=GramE>run(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#016<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=GramE>while(</span>process<100){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#017<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=GramE>try{</span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#018<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span>long
<span class=SpellE>randomSecond</span> = new <span class=GramE>Double(</span>2000
* <span class=SpellE>Math.random</span>()).<span class=SpellE>longValue</span>();<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#019<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=SpellE><span class=GramE>Thread.sleep</span></span><span class=GramE>(</span><span
class=SpellE>randomSecond</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#020<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=SpellE><span class=GramE>setProcess</span></span><span class=GramE>(</span>++process);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#021<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:3'> </span><span
class=SpellE><span class=GramE>System.out.println</span></span><span
class=GramE>(</span>"process is "+ process);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#022<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><span
class=GramE>}catch</span>(Exception e){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#023<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#024<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#025<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>}<span
style='mso-tab-count:2'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#026<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>};<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#027<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE><span class=GramE>thread.start</span></span><span
class=GramE>(</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#028<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#029<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>public <span class=SpellE>int</span> <span
class=SpellE><span class=GramE>getProcess</span></span><span class=GramE>(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#030<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><span
class=GramE>return</span> process;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#031<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#032<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>public void <span class=SpellE><span class=GramE>setProcess</span></span><span
class=GramE>(</span><span class=SpellE>int</span> pro){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#033<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><span
class=SpellE>this.process</span> = pro;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#034<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#035<span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span lang=EN-US><o:p> </o:p></span></p>
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