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DataCollector (DMS V1.2 API)
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com.tarena.dms.client.process</FONT>
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类 DataCollector</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../../resources/inherit.gif" ALT="继承者 "><B>com.tarena.dms.client.process.DataCollector</B>
</PRE>
<HR>
<DL>
<DT><PRE>public class <B>DataCollector</B><DT>extends java.lang.Object</DL>
</PRE>
<P>
负责采集环境的处理与数据采集，分析处理。所有的采集任务有该类完成，主要获取本机IP，复制备份并清空日志文件，读取日志文件，解析日志文件，匹配处理日志登录/登出记录获取用户登录时间，在线用户下次匹配。 2008-07-01
<P>
<P>
<DL>
<DT><B>从以下版本开始：</B></DT>
<DD>JDK1.6(建议)</DD>
<DT><B>版本：</B></DT>
<DD>1.0</DD>
<DT><B>作者：</B></DT>
<DD>达内科技[Tarena Training Group]</DD>
</DL>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<B>构造方法摘要</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../com/tarena/dms/client/process/DataCollector.html#DataCollector()">DataCollector</A></B>()</CODE>
<BR>
加载属性配置文件</TD>
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<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/tarena/dms/client/process/DataCollector.html#collect()">collect</A></B>()</CODE>
<BR>
负责整个采集过程。</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<CODE> java.nio.MappedByteBuffer</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/tarena/dms/client/process/DataCollector.html#mappingLogBuffer(java.lang.String)">mappingLogBuffer</A></B>(java.lang.String fileName)</CODE>
<BR>
主要把备份的日志文件映射为本地内存缓冲，便于后面解析</TD>
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<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/tarena/dms/client/process/DataCollector.html#setLogdealer(com.tarena.dms.client.handler.CollectionListener)">setLogdealer</A></B>(<A HREF="../../../../../com/tarena/dms/client/handler/CollectionListener.html" title="com.tarena.dms.client.handler 中的接口">CollectionListener</A> logdealer)</CODE>
<BR>
注入数据处理器，可以提供其他实现</TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="DataCollector()"><!-- --></A><H3>
DataCollector</H3>
<PRE>
public <B>DataCollector</B>()
throws <A HREF="../../../../../com/tarena/dms/client/process/exce/InitException.html" title="com.tarena.dms.client.process.exce 中的类">InitException</A></PRE>
<DL>
<DD>加载属性配置文件
<P>
<DL>
<DT><B>抛出：</B>
<DD><CODE><A HREF="../../../../../com/tarena/dms/client/process/exce/InitException.html" title="com.tarena.dms.client.process.exce 中的类">InitException</A></CODE> - 如果在加载属性文件的时候，抛出异常</DL>
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<A NAME="setLogdealer(com.tarena.dms.client.handler.CollectionListener)"><!-- --></A><H3>
setLogdealer</H3>
<PRE>
public void <B>setLogdealer</B>(<A HREF="../../../../../com/tarena/dms/client/handler/CollectionListener.html" title="com.tarena.dms.client.handler 中的接口">CollectionListener</A> logdealer)</PRE>
<DL>
<DD>注入数据处理器，可以提供其他实现
<P>
<DD><DL>
<DT><B>参数：</B><DD><CODE>logdealer</CODE> - 采集后数据处理器-就是网络发送器与善后处理器<DT><B>另请参见：</B><DD><A HREF="../../../../../com/tarena/dms/client/handler/CollectionListener.html" title="com.tarena.dms.client.handler 中的接口"><CODE>CollectionListener</CODE></A></DL>
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</DL>
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<A NAME="mappingLogBuffer(java.lang.String)"><!-- --></A><H3>
mappingLogBuffer</H3>
<PRE>
public java.nio.MappedByteBuffer <B>mappingLogBuffer</B>(java.lang.String fileName)
throws <A HREF="../../../../../com/tarena/dms/client/process/exce/InitException.html" title="com.tarena.dms.client.process.exce 中的类">InitException</A></PRE>
<DL>
<DD>主要把备份的日志文件映射为本地内存缓冲，便于后面解析
<P>
<DD><DL>
<DT><B>参数：</B><DD><CODE>fileName</CODE> - 备份日志文件名
<DT><B>返回：</B><DD>本地文件映射缓冲MappedByteBuffer
<DT><B>抛出：</B>
<DD><CODE><A HREF="../../../../../com/tarena/dms/client/process/exce/InitException.html" title="com.tarena.dms.client.process.exce 中的类">InitException</A></CODE> - 发生任何异常均抛出此异常</DL>
</DD>
</DL>
<HR>
<A NAME="collect()"><!-- --></A><H3>
collect</H3>
<PRE>
public void <B>collect</B>()
throws <A HREF="../../../../../com/tarena/dms/client/process/exce/CollectionException.html" title="com.tarena.dms.client.process.exce 中的类">CollectionException</A></PRE>
<DL>
<DD>负责整个采集过程。这是该类中的唯一的一个public函数，主要供采集线程调用。
<P>
<DD><DL>
<DT><B>抛出：</B>
<DD><CODE><A HREF="../../../../../com/tarena/dms/client/process/exce/CollectionException.html" title="com.tarena.dms.client.process.exce 中的类">CollectionException</A></CODE> - 函数运行中发生任何异常都抛出此异常。</DL>
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