全面接触java集合框架 -.htm

来自「javn的Java书籍JAVA集合框架.rar我看过了是很有帮助的」· HTM 代码 · 共 754 行 · 第 1/5 页

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                  align=left><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">Java</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">平台提供了一个全新的集合框架。</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">“</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">集合框架</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">”</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">主要由一组用来操作对象的接口组成。不同接口描述一组不同数据类型。</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">Java 
                  2</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">集合框架图</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　集合接口：</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">6</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">个接口（短虚线表示），表示不同集合类型，是集合框架的基础。</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　抽象类：</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">5</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">个抽象类（长虚线表示），对集合接口的部分实现。可扩展为自定义集合类。</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　实现类：</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">8</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">个实现类（实线表示），对接口的具体实现。</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　在很大程度上，一旦您理解了接口，您就理解了框架。虽然您总要创建接口特定的实现，但访问实际集合的方法应该限制在接口方法的使用上；因此，允许您更改基本的数据结构而不必改变其它代码。</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">· 
                  Collection </SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">接口是一组允许重复的对象。</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">· 
                  Set </SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">接口继承</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt"> 
                  Collection</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">，但不允许重复，使用自己内部的一个排列机制。</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　</SPAN><SPAN 
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                  List </SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">接口继承</SPAN><SPAN 
                  lang=EN-US 
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                  Collection</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">，允许重复，以元素安插的次序来放置元素，不会重新排列。</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">　　</SPAN><SPAN 
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                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">· 
                  Map</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">接口是一组成对的键－值对象，即所持有的是</SPAN><SPAN 
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                  pairs</SPAN><SPAN 
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                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">Map</SPAN><SPAN 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-size: 12.0pt">中不能有重复的</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">key</SPAN><SPAN 
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                  lang=EN-US 
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                  </SPAN><SPAN 
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