{"id":404039,"date":"2024-02-24T12:33:18","date_gmt":"2024-02-24T04:33:18","guid":{"rendered":"https:\/\/www.idc.net\/help\/404039\/"},"modified":"2024-02-24T12:33:18","modified_gmt":"2024-02-24T04:33:18","slug":"java-%e5%a4%9a%e5%ae%a2%e6%88%b7%e7%ab%af%e9%80%9a%e4%bf%a1%e6%9c%8d%e5%8a%a1%e7%ab%af%e4%bb%a3%e7%a0%81%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/404039\/","title":{"rendered":"Java \u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u670d\u52a1\u7aef\u4ee3\u7801\u4ecb\u7ecd"},"content":{"rendered":"

Java \u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u5728\u5f88\u591a\u4eba\u770b\u6765\u662f\u4e00\u9879\u5f88\u7e41\u7410\u7684\u5de5\u4f5c\uff0c\u5176\u5b9e\u6211\u4eec\u5728\u7f16\u5199\u4ee3\u7801\u7684\u65f6\u5019\u53ea\u8981\u662f\u6ce8\u610f\u7559\u5fc3Java \u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u7684\u6e90\u4ee3\u7801\u5c31\u80fd\u53d1\u73b0\uff0c\u6211\u4eec\u8ba4\u4e3a\u67af\u71e5\u7684\u4e1c\u897f\u5176\u5b9e\u90fd\u5f88\u7b80\u5355\u3002<\/p>\n

\u6765\u770b\u670d\u52a1\u7aef\u7684\u4ee3\u7801:<\/strong><\/p>\n

\n \n \n 
    \n  \n  \n  
  1. import java.net.*;   <\/span><\/span><\/li>\n  \n  \n  
  2. import java.io.*;   <\/span><\/li>\n  \n  \n  
  3. import java.util.*;   <\/span><\/li>\n  \n  \n  
  4. public class Jserver3 {   <\/span><\/li>\n  \n  \n  
  5. private ServerSocket server;   <\/span><\/li>\n  \n  \n  
  6. List <\/span>sManager<\/span> = <\/span>new<\/span> ArrayList();   <\/span><\/li>\n  \n  \n  
  7. public Jserver3(){}   <\/span><\/li>\n  \n  \n  
  8. void startServer()\u3000\/\/\u8fd0\u884c\u670d\u52a1\u5668   <\/span><\/li>\n  \n  \n  
  9. {   <\/span><\/li>\n  \n  \n  
  10. try   <\/span><\/li>\n  \n  \n  
  11. {   <\/span><\/li>\n  \n  \n  
  12. server<\/span>=<\/span>new<\/span> ServerSocket(719);   <\/span><\/li>\n  \n  \n  
  13. System.out.println(\"\u670d\u52a1\u5668\u5957\u63a5\u5b57\u5df2\u521b\u5efa\u6210\u529f\uff01\");   <\/span><\/li>\n  \n  \n  
  14. while(true)   <\/span><\/li>\n  \n  \n  
  15. {   <\/span><\/li>\n  \n  \n  
  16. Socket <\/span>socket<\/span>=<\/span>server<\/span>.accept();   <\/span><\/li>\n  \n  \n  
  17. System.out.println(\"\u5df2\u7ecf\u4e0e\u5ba2\u6237\u7aef\u8fde\u63a5\");   <\/span><\/li>\n  \n  \n  
  18. new J_Thread(socket).start();   <\/span><\/li>\n  \n  \n  
  19. sManager.add(socket);   <\/span><\/li>\n  \n  \n  
  20. System.out.println(\"\u5f53\u524d\u5ba2\u6237\u7aef\u8fde\u7ed3\u6570\uff1a\"+sManager.size());   <\/span><\/li>\n  \n  \n  
  21. }   <\/span><\/li>\n  \n  \n  
  22. }catch(Exception e){}finally   <\/span><\/li>\n  \n  \n  
  23. {   <\/span><\/li>\n  \n  \n  
  24. try   <\/span><\/li>\n  \n  \n  
  25. {   <\/span><\/li>\n  \n  \n  
  26. server.close();   <\/span><\/li>\n  \n  \n  
  27. }catch(Exception e){}   <\/span><\/li>\n  \n  \n  
  28. }   <\/span><\/li>\n  \n  \n  
  29. }   <\/span><\/li>\n  \n  \n  
  30. public static void main(String[] args) {   <\/span><\/li>\n  \n  \n  
  31. Jserver3 <\/span>server<\/span>=<\/span>new<\/span> Jserver3();   <\/span><\/li>\n  \n  \n  
  32. server.startServer();   <\/span><\/li>\n  \n  \n  
  33. }   <\/span><\/li>\n  \n  \n  
  34. class J_Thread extends Thread\u3000\u3000\/\/\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u7684\u7ebf\u7a0b\u7c7b   <\/span><\/li>\n  \n  \n  
  35. {   <\/span><\/li>\n  \n  \n  
  36. Socket socket;\u3000\u3000 \/\/\u5957\u63a5\u5b57\u5f15\u7528\u53d8\u91cf   <\/span><\/li>\n  \n  \n  
  37. private DataInputStream reader;\u3000\u3000 \/\/\u5957\u63a5\u5b57\u8f93\u5165\u6d41   <\/span><\/li>\n  \n  \n  
  38. private DataOutputStream writer;\u3000 \/\/\u5957\u63a5\u5b57\u8f93\u51fa\u6d41   <\/span><\/li>\n  \n  \n  
  39. J_Thread(Socket socket)\u3000\u3000 \/\/\u6784\u9020\u51fd\u6570   <\/span><\/li>\n  \n  \n  
  40. {   <\/span><\/li>\n  \n  \n  
  41. this.socket<\/span>=socket;   <\/span><\/li>\n  \n  \n  
  42. }   <\/span><\/li>\n  \n  \n  
  43. public void run()   <\/span><\/li>\n  \n  \n  
  44. {   <\/span><\/li>\n  \n  \n  
  45. try   <\/span><\/li>\n  \n  \n  
  46. {   <\/span><\/li>\n  \n  \n  
  47. reader<\/span>=<\/span>new<\/span> DataInputStream(socket.getInputStream());\/\/\u83b7\u53d6\u5957\u63a5\u5b57\u7684\u8f93\u5165\u6d41   <\/span><\/li>\n  \n  \n  
  48. writer<\/span>=<\/span>new<\/span> DataOutputStream(socket.getOutputStream());\/\/\u83b7\u53d6\u5957\u63a5\u5b57\u7684\u8f93\u51fa\u6d41   <\/span><\/li>\n  \n  \n  
  49. String msg;   <\/span><\/li>\n  \n  \n  
  50. while((<\/span>msg<\/span>=<\/span>reader<\/span>.readUTF())!=null)\/\/\u5982\u679c\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u6765\u7684\u6570\u636e   <\/span><\/li>\n  \n  \n  
  51. {   <\/span><\/li>\n  \n  \n  
  52. \/\/\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4fe1\u606f   <\/span><\/li>\n  \n  \n  
  53. writer.writeUTF(\"\u60a8\u7684\u60c5\u4e66\u5df2\u7ecf\u6536\u5230\");   <\/span><\/li>\n  \n  \n  
  54. writer.flush();   <\/span><\/li>\n  \n  \n  
  55. System.out.println(\"\u6765\u81ea\u5ba2\u6237\u7aef\uff1a\"+msg);   <\/span><\/li>\n  \n  \n  
  56. }   <\/span><\/li>\n  \n  \n  
  57. }catch(Exception e){}finally   <\/span><\/li>\n  \n  \n  
  58. {   <\/span><\/li>\n  \n  \n  
  59. try   <\/span><\/li>\n  \n  \n  
  60. {   <\/span><\/li>\n  \n  \n  
  61. sManager.remove(socket); \u3000\/\/\u5220\u9664\u5957\u63a5\u5b57   <\/span><\/li>\n  \n  \n  
  62. \/\/\u5173\u95ed\u8f93\u5165\u8f93\u51fa\u6d41\u53ca\u5957\u63a5\u5b57   <\/span><\/li>\n  \n  \n  
  63. if(reader!=null)reader.close();   <\/span><\/li>\n  \n  \n  
  64. if(writer!=null)writer.close();   <\/span><\/li>\n  \n  \n  
  65. if(socket!=null)socket.close();   <\/span><\/li>\n  \n  \n  
  66. reader<\/span>=<\/span>null<\/span>;   <\/span><\/li>\n  \n  \n  
  67. writer<\/span>=<\/span>null<\/span>;   <\/span><\/li>\n  \n  \n  
  68. socket<\/span>=<\/span>null<\/span>;   <\/span><\/li>\n  \n  \n  
  69. System.out.println(\"\u5ba2\u6237\u7aef\u79bb\u5f00\");\/\/\u5411\u5c4f\u5e55\u8f93\u51fa\u76f8\u5173\u4fe1\u606f   <\/span><\/li>\n  \n  \n  
  70. System.out.println(\"\u5f53\u524d\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u6570\uff1a\"+sManager.size());   <\/span><\/li>\n  \n  \n  
  71. }catch(Exception e){}   <\/span><\/li>\n  \n  \n  
  72. }   <\/span><\/li>\n  \n  \n  
  73. }   <\/span><\/li>\n  \n  \n  
  74. }   <\/span><\/li>\n  \n  \n  
  75. }   <\/span><\/li>\n  \n  \n  
  76. import java.net.*;  <\/span><\/li>\n  \n  \n  
  77. import java.io.*;  <\/span><\/li>\n  \n  \n  
  78. import java.util.*;  <\/span><\/li>\n  \n  \n  
  79. public class Jserver3 {  <\/span><\/li>\n  \n  \n  
  80. private ServerSocket server;  <\/span><\/li>\n  \n  \n  
  81. List <\/span>sManager<\/span> = <\/span>new<\/span> ArrayList();  <\/span><\/li>\n  \n  \n  
  82. public Jserver3(){}  <\/span><\/li>\n  \n  \n  
  83. void startServer()\u3000\/\/\u8fd0\u884c\u670d\u52a1\u5668  <\/span><\/li>\n  \n  \n  
  84. {  <\/span><\/li>\n  \n  \n  
  85. try  <\/span><\/li>\n  \n  \n  
  86. {  <\/span><\/li>\n  \n  \n  
  87. server<\/span>=<\/span>new<\/span> ServerSocket(719);  <\/span><\/li>\n  \n  \n  
  88. System.out.println(\"\u670d\u52a1\u5668\u5957\u63a5\u5b57\u5df2\u521b\u5efa\u6210\u529f\uff01\");  <\/span><\/li>\n  \n  \n  
  89. while(true)  <\/span><\/li>\n  \n  \n  
  90. {  <\/span><\/li>\n  \n  \n  
  91. Socket <\/span>socket<\/span>=<\/span>server<\/span>.accept();  <\/span><\/li>\n  \n  \n  
  92. System.out.println(\"\u5df2\u7ecf\u4e0e\u5ba2\u6237\u7aef\u8fde\u63a5\");  <\/span><\/li>\n  \n  \n  
  93. new J_Thread(socket).start();  <\/span><\/li>\n  \n  \n  
  94. sManager.add(socket);  <\/span><\/li>\n  \n  \n  
  95. System.out.println(\"\u5f53\u524d\u5ba2\u6237\u7aef\u8fde\u7ed3\u6570\uff1a\"+sManager.size());  <\/span><\/li>\n  \n  \n  
  96. }  <\/span><\/li>\n  \n  \n  
  97. }catch(Exception e){}finally  <\/span><\/li>\n  \n  \n  
  98. {  <\/span><\/li>\n  \n  \n  
  99. try  <\/span><\/li>\n  \n  \n  
  100. {  <\/span><\/li>\n  \n  \n  
  101. server.close();  <\/span><\/li>\n  \n  \n  
  102. }catch(Exception e){}  <\/span><\/li>\n  \n  \n  
  103. }  <\/span><\/li>\n  \n  \n  
  104. }  <\/span><\/li>\n  \n  \n  
  105. public static void main(String[] args) {  <\/span><\/li>\n  \n  \n  
  106. Jserver3 <\/span>server<\/span>=<\/span>new<\/span> Jserver3();  <\/span><\/li>\n  \n  \n  
  107. server.startServer();  <\/span><\/li>\n  \n  \n  
  108. }  <\/span><\/li>\n  \n  \n  
  109. class J_Thread extends Thread\u3000\u3000\/\/\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u7684\u7ebf\u7a0b\u7c7b  <\/span><\/li>\n  \n  \n  
  110. {  <\/span><\/li>\n  \n  \n  
  111. Socket socket;\u3000\u3000 \/\/\u5957\u63a5\u5b57\u5f15\u7528\u53d8\u91cf  <\/span><\/li>\n  \n  \n  
  112. private DataInputStream reader;\u3000\u3000 \/\/\u5957\u63a5\u5b57\u8f93\u5165\u6d41  <\/span><\/li>\n  \n  \n  
  113. private DataOutputStream writer;\u3000 \/\/\u5957\u63a5\u5b57\u8f93\u51fa\u6d41  <\/span><\/li>\n  \n  \n  
  114. J_Thread(Socket socket)\u3000\u3000 \/\/\u6784\u9020\u51fd\u6570  <\/span><\/li>\n  \n  \n  
  115. {  <\/span><\/li>\n  \n  \n  
  116. this.socket<\/span>=socket;  <\/span><\/li>\n  \n  \n  
  117. }  <\/span><\/li>\n  \n  \n  
  118. public void run()  <\/span><\/li>\n  \n  \n  
  119. {  <\/span><\/li>\n  \n  \n  
  120. try  <\/span><\/li>\n  \n  \n  
  121. {  <\/span><\/li>\n  \n  \n  
  122. reader<\/span>=<\/span>new<\/span> DataInputStream(socket.getInputStream());\/\/\u83b7\u53d6\u5957\u63a5\u5b57\u7684\u8f93\u5165\u6d41  <\/span><\/li>\n  \n  \n  
  123. writer<\/span>=<\/span>new<\/span> DataOutputStream(socket.getOutputStream());\/\/\u83b7\u53d6\u5957\u63a5\u5b57\u7684\u8f93\u51fa\u6d41  <\/span><\/li>\n  \n  \n  
  124. String msg;  <\/span><\/li>\n  \n  \n  
  125. while((<\/span>msg<\/span>=<\/span>reader<\/span>.readUTF())!=null)\/\/\u5982\u679c\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u6765\u7684\u6570\u636e  <\/span><\/li>\n  \n  \n  
  126. {  <\/span><\/li>\n  \n  \n  
  127. \/\/\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4fe1\u606f  <\/span><\/li>\n  \n  \n  
  128. writer.writeUTF(\"\u60a8\u7684\u60c5\u4e66\u5df2\u7ecf\u6536\u5230\");  <\/span><\/li>\n  \n  \n  
  129. writer.flush();  <\/span><\/li>\n  \n  \n  
  130. System.out.println(\"\u6765\u81ea\u5ba2\u6237\u7aef\uff1a\"+msg);  <\/span><\/li>\n  \n  \n  
  131. }  <\/span><\/li>\n  \n  \n  
  132. }catch(Exception e){}finally  <\/span><\/li>\n  \n  \n  
  133. {  <\/span><\/li>\n  \n  \n  
  134. try  <\/span><\/li>\n  \n  \n  
  135. {  <\/span><\/li>\n  \n  \n  
  136. sManager.remove(socket); \u3000\/\/\u5220\u9664\u5957\u63a5\u5b57  <\/span><\/li>\n  \n  \n  
  137. \/\/\u5173\u95ed\u8f93\u5165\u8f93\u51fa\u6d41\u53ca\u5957\u63a5\u5b57  <\/span><\/li>\n  \n  \n  
  138. if(reader!=null)reader.close();  <\/span><\/li>\n  \n  \n  
  139. if(writer!=null)writer.close();  <\/span><\/li>\n  \n  \n  
  140. if(socket!=null)socket.close();  <\/span><\/li>\n  \n  \n  
  141. reader<\/span>=<\/span>null<\/span>;  <\/span><\/li>\n  \n  \n  
  142. writer<\/span>=<\/span>null<\/span>;  <\/span><\/li>\n  \n  \n  
  143. socket<\/span>=<\/span>null<\/span>;  <\/span><\/li>\n  \n  \n  
  144. System.out.println(\"\u5ba2\u6237\u7aef\u79bb\u5f00\");\/\/\u5411\u5c4f\u5e55\u8f93\u51fa\u76f8\u5173\u4fe1\u606f  <\/span><\/li>\n  \n  \n  
  145. System.out.println(\"\u5f53\u524d\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u6570\uff1a\"+sManager.size());  <\/span><\/li>\n  \n  \n  
  146. }catch(Exception e){}  <\/span><\/li>\n  \n  \n  
  147. }  <\/span><\/li>\n  \n  \n  
  148. }  <\/span><\/li>\n  \n  \n  
  149. }  <\/span><\/li>\n  \n  \n  
  150. } <\/span><\/li>\n \n \n <\/ol><\/pre>\n
    \u560e\u560e \u5728\u8fd9\u6bb5\u4ee3\u7801\u91cc\uff0c\u670d\u52a1\u7aefMM\u4e3a\u6bcf\u4e00\u4e2a\u8fde\u63a5\u7684\u5ba2\u6237\u7aefGG\u5206\u914d\u4e00\u4e2a\u5355\u72ec\u7684\u7ebf\u7a0b\uff0c\u800c\u6bcf\u4e00\u4e2a\u7ebf\u7a0b\u91cc\u90fd\u6301\u6709\u5bf9\u5e94\u7684\u5ba2\u6237\u7aefGG\u7684Java \u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u5bf9\u8c61\u3002SO\uff0c\u901a\u8fc7\u8fd9\u4e9b\u591a\u7ebf\u7a0b\uff0c\u670d\u52a1\u7aefMM\u5c31\u7ec3\u5c31\u4e86\u4e00\u5fc3N\u7528\u7684\u529f\u529b\uff0c\u53ef\u4ee5\u540c\u65f6\u63a5\u53d7N\u4e2a\u5ba2\u6237\u7aefGG\u53d1\u6765\u7684\u60c5\u4e66\u4e86\uff08\uff0c\u771f\u7684\u592a\u8d31\u4e86\u3002\u3002\u3002\u3002\uff09<\/p>\n
    \u5ba2\u6237\u7aef\u7684\u4ee3\u7801\u548c\u4e0a\u9762\u7684\u5ba2\u6237\u7aef\u4ee3\u7801\u4e00\u6a21\u4e00\u6837\u7684\uff0c\u8fd9\u91cc\u5c31\u4e0d\u591a\u8bf4\u5566\uff01 
      <\/p>\n
    \u3010\u7f16\u8f91\u63a8\u8350\u3011<\/p>\n
      \n
    1. Java\u7ebf\u7a0b\u901a\u4fe1\u7b80\u5355\u8c03\u8bd5\u65b9\u6cd5\u4ecb\u7ecd<\/li>\n
    2. Java\u7ebf\u7a0b\u5982\u4f55\u624d\u80fd\u7ba1\u7406\u597d\u81ea\u5df1\u7684\u201c\u5c0f\u5f1f\u201d<\/li>\n
    3. Java\u7ebf\u7a0b\u548cObjec\u4e4b\u95f4\u7684\u4e0d\u89e3\u4e4b\u7f18<\/li>\n
    4. Java\u7ebf\u7a0b\u6c60\u5728\u8fd0\u884c\u540e\u7684\u7ed3\u679c\u53cd\u67e5<\/li>\n
    5. Java\u7ebf\u7a0b\u6c60\u5728\u4f7f\u7528\u4e2d\u7684\u95ee\u9898\u89e3\u7591<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
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