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.g4 { COLOR: #ff0000}.img { BORDER-RIGHT: #800000 1px solid; BORDER-TOP: #800000 1px solid; BORDER-LEFT: #800000 1px solid; BORDER-BOTTOM: #800000 1px solid}.img1 { BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; BORDER-LEFT: #000000 1px solid; BORDER-BOTTOM: #000000 1px solid}.f14 { FONT-SIZE: 14px; LINE-HEIGHT: 26px}.f20 { FONT-WEIGHT: bold; FONT-SIZE: 20px}.top_red { COLOR: #d70709; TEXT-DECORATION: none}.center01 { COLOR: #000000; LINE-HEIGHT: 20px}.center01 TD { COLOR: #000000; LINE-HEIGHT: 20px}.center01 A:link { COLOR: #000000; TEXT-DECORATION: none}.center01 A:visited { COLOR: #000000; TEXT-DECORATION: none}.center01 A:hover { COLOR: #2b7128; TEXT-DECORATION: underline}.center02 { COLOR: #194e00; LINE-HEIGHT: 20px}.center02 TD { COLOR: #194e00; LINE-HEIGHT: 20px}.center02 A:link { COLOR: #194e00; TEXT-DECORATION: none}.center02 A:visited { COLOR: #194e00; TEXT-DECORATION: none}.center02 A:hover { COLOR: #194e00; TEXT-DECORATION: underline}--></style><TABLE width=760 border=0 align=center cellPadding=0 cellSpacing=0 bgcolor="#F3F3F3" valign="top"> <tr class="center01"> <td width="488" style="padding-left:10px;padding-top:10px"> <a href="index.php">连载</a> > <a href="slist.php?class1=6">程序设计</a> > <a href="slist.php?class2=7">Java</a> > <a href="serialize.php?id=387">Java网络编程专辑</a> </td> <td width="280" style="padding-left:10px;padding-top:10px"> <div align="center"> <font color=#0000FF><a href='chapter.php?id=387&volume=1&chapter=2'>上一页</a></font> <font color=#0000FF><a href="serialize.php?id=387">回书目</a></font> <font color=#0000FF><a href='chapter.php?id=387&volume=1&chapter=4'>下一页</a></font> </div> </td> </tr> <tr class="center01"> <td colspan="2" align="center" style="padding-left:10px;padding-top:10px"> </td> </tr> <TBODY> <TR> <TD colspan="2" align=middle> <BR> <div style="FONT-SIZE: 18pt; COLOR: #990000; FONT-FAMILY: 楷体_GB2312" align=center><B>基础知识</b></div><br><div style="COLOR: #990000; font-family: ; font-size: 18px;宋体;" align=center>Java的网络功能与编程(3)</div> <DIV style="PADDING-RIGHT: 10px; PADDING-LEFT: 10px; FONT-SIZE: 10.5pt; COLOR: black; LINE-HEIGHT: 180%" align=left> <br> <P><STRONG>四、从网络上获取声音</STRONG> <BR><BR> Java从网络上获取声音文件并播放声音的编程方法有两类，一是利用Java提供的play(URL)及play(URL,String) 直接播放网络上的声音文件，另一类是通过getAudioClip(URL)或getAudioClip (URL,String)先从网络上获取声音文件，并生成AudioClip 类型的对象，然后对该对象进行操作。 <BR><BR> 前者的使用格式是： <BR><BR></P>
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<TD>String Audur = "结点URL"; <BR>try { <BR>play(new URL(Audur)); <BR>} catch(Exception e){} </TD></TR></TBODY></TABLE><BR> 或 <BR><BR>
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<TD>String Audur = "结点URL"; <BR>try { <BR> play(new URL(Audur),声音文件名); <BR>} catch(Exception e){} </TD></TR></TBODY></TABLE><BR> 后者使用的格式是： <BR><BR>
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<TD>String Audur = "结点URL"; <BR>AudioClip loopClip; <BR>try { <BR> loopClip = getAudioClip(new URL(Audur)); <BR>} <BR>catch(Exception e){ <BR> System.out.println("Can&acute;t open the URL "); <BR>} </TD></TR></TBODY></TABLE><BR> 或 <BR><BR>
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<TD>String Audur = "结点URL"; <BR>AudioClip loopClip; <BR>try { <BR> loopClip = getAudioClip(new URL(Audur) ,声音文件名); <BR>} <BR>catch(Exception e){ <BR> System.out.println("Can&acute;t open the URL "); <BR>} </TD></TR></TBODY></TABLE><BR> 上面的四种格式都是将生成URL对象部分－－“new URL(url)” 直接作为play或getAudioClip的参数；和前面处理图象的例子一样，也可以先用“new URL(url)”获取一个URL对象， 再传给 play 或 <BR>getAudioClip。如对第一种play(URL)的格式， 也可采用如下的编程格式： <BR><BR>
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<TD>URL Audur =null; <BR>try { <BR>Audur=new URL("结点URL "); <BR>} catch(Exception e){ <BR>System.out.println("Can&acute;t open the URL "); <BR>} <BR>play(Audur); </TD></TR></TBODY></TABLE><BR> 下面对前述四种从网络上获取并播放声音文件的格式各举一简单的例子，以作编程时参考： <BR><BR> ●程序4 格式一 <BR><BR>
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<TD>import java.applet.*; <BR>import java.awt.*; <BR>import java.net.*; <BR>public class sound1 extends Applet <BR>{ AudioClip loopClip; <BR>public void paint(Graphics g) { <BR>String Audur = "http://www.shu.edu.cn/~xyx/java/Animator/audio/bark.au"; <BR>try { <BR>play(new URL(Audur)); <BR>} catch(Exception e){} <BR>} <BR>} </TD></TR></TBODY></TABLE><BR> ●程序5 格式二 <BR><BR>
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<TD>import java.applet.*; <BR>import java.awt.*; <BR>import java.net.*; <BR>public class sound2 extends Applet <BR>{ AudioClip loopClip; <BR>public void paint(Graphics g) { <BR>String Audur = "http://www.shu.edu.cn/~xyx/java/Animator/audio/"; <BR>try { <BR>play(new URL(Audur),"bark.au"); <BR>} catch(Exception e){} <BR>} <BR>} </TD></TR></TBODY></TABLE><BR> ●程序6 格式三 <BR><BR>
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<TD>import java.applet.*; <BR>import java.awt.*; <BR>import java.net.*; <BR>public class sound extends Applet{ <BR>AudioClip loopClip; <BR>public void init() { <BR>String Audur = "http://www.shu.edu.cn/~xyx/java/Animator/audio/bark.au"; <BR>try { <BR>loopClip = getAudioClip(new URL(Audur)); <BR>} catch(Exception e){} <BR>} <BR><BR>public void paint(Graphics g){ <BR>loopClip.loop(); <BR>} <BR>} </TD></TR></TBODY></TABLE><BR> ●程序7 格式四 <BR><BR>
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<TD>import java.applet.*; <BR>import java.awt.*; <BR>import java.net.*; <BR>public class sound0 extends Applet{ <BR>AudioClip loopClip; <BR>URL auur; <BR>public void init() { <BR>try { <BR>auur=new URL("http://www.shu.edu.cn/~xyx/java/Animator/audio/"); <BR>} <BR>catch (MalformedURLException e) { <BR>System.out.println("Can&acute;t open the URL "); <BR>} <BR>loopClip = getAudioClip(auur,"bark.au"); <BR>} <BR><BR>public void paint(Graphics g){ <BR>loopClip.loop(); <BR>} <BR>}</TD></TR></TBODY></TABLE><br><br> </DIV> </TD> </TR> <TR> <TD class=center01> <div align="center">来源：天极网 作者：<div> </TD> <TD width="280" class=center01> <div align="center"> <font color=#0000FF><a href='chapter.php?id=387&volume=1&chapter=2'>上一页</a></font> <font color=#0000FF><a href="serialize.php?id=387">回书目</a></font> <font color=#0000FF><a href='chapter.php?id=387&volume=1&chapter=4'>下一页</a></font> </div> </TD> </TR> </TBODY></TABLE><table><tr><td width="760"> <table width="760" height="10" border="0" cellpadding="0" cellspacing="0"> <tr> <td></td> </tr> </table> <!------------ 评论 ----------------> <table width="760" border="0" cellpadding="0" cellspacing="0"> <tr> <td><iframe width="100%" id=vs frameborder=0 scrolling=no src="comment_list1.php?id=387"></iframe> </td> </tr> </table><br><script language=javascript>function CheckNetwordForm(theForm){ if("" == theForm.content.value) { alert("写两句吧~~"); theForm.content.focus(); return false; } var index; for(index=0;index<theForm.content.value.length;index++) { if(" " != theForm.content.value.charAt(index)) break; } if(index == theForm.content.value.length) { alert("写两句吧~~"); theForm.content.focus(); return false; } if (theForm.content.value.length>100){ alert("评论字数不能超过100哦"); theForm.content.focus(); return false; } return true;}</script> <!------------------ 评论 ---------------> <form name=netword method=post action="insertnetword.php" onsubmit="javascript: return CheckNetwordForm(this);"> <table width="760" border="0" cellpadding="0" cellspacing="0"> <tr> <td height="25" class="text6"> 给此书打分：<a name="1"></a> <select name="score"> <option value=5 selected>非常好</option> <option value=4>还凑合</option> <option value=3>一般吧</option> <option value=2>不太行</option> <option value=1>太差了</option> </select> 用户名： <input name="id" value=387 type="hidden" id="id"> <input name="backurl" value=/book/chapter.php?id=387&volume=1&chapter=3 type="hidden"> <input name="username" type="text" id="username" size="20" maxlength="20"> <font color="#666666">*评论字数请控制在一百字以内</font> </td> </tr> </table> <br> <textarea name="content" cols="80" rows="4" wrap="OFF" id="description"></textarea> <input type="submit" name="Submit" value="提交"> </form> </td> </tr></table></td></tr></table> <TABLE cellSpacing=0 cellPadding=0 width=760 border=0> <TBODY> <TR> <TD width="1003" height=9 background=images/t_bj01.gif><IMG height=1 src="images/ccc.gif" width=1></TD> </TR> </TBODY></TABLE><TABLE cellSpacing=0 cellPadding=0 width=760 bgColor=#ffffff border=0> <TBODY> <TR> <TD><HR width=760 noShade SIZE=1> </TD> </TR> <TR> <TD align=middle><A class=black href="http://www.chinaren.com/" target=_blank>ChinaRen</A> - <A class=black href="http://big5.www.sohu.com/" target=_blank>繁体版</A> - <A class=black href="http://hr.sohu.com/hrm.html" target=_blank>搜狐招聘</A> - <A class=black href="http://add.sohu.com/" target=_blank>网站登录</A> - <A class=black href="http://help.sohu.com/" target=_blank>帮助中心</A> - <A class=black href="http://book.news.sohu.com/onClick=this.style.behavior='url(#default#homepage)';this.setHomePage('http://www.sohu.com');return" target=_blank false;>设置首页</A> - <A class=black href="http://adinfo.sohu.com/" target=_blank>广告服务</A> - <A class=black href="http://www.sohu.com/about/lianxi.htm" target=_blank>联系方式</A> - <A class=black href="http://www.sohu.com/about/privacy.html" target=_blank>保护隐私权</A> - <A class=black href="http://www.sohu.com/about/" target=_blank>About SOHU</A> - <A class=black href="http://www.sohu.com/about/" target=_blank>公司介绍</A><BR> <SPAN class=eng>Copyright © 2004 Sohu.com Inc. All rights reserved. 搜狐公司 版权所有</SPAN> </TD> </TR> </TBODY></TABLE></center></body></html><script language="JavaScript" src="http://nielsen.js.sohu.com/nnselect.js"></script><noscript><img src='http://ping.nnselect.com/ping.gif?c=119' height='1' width='1'></noscript>⌨️ 快捷键说明
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