catalogexchangequery.html

基于jxta的文件共享和聊天系统源代码,下载下来分析吧

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<A NAME="dateLastUpdate"><!-- --></A><H3>
dateLastUpdate</H3>
<PRE>
private java.util.Date <B>dateLastUpdate</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="catalogUrl"><!-- --></A><H3>
catalogUrl</H3>
<PRE>
private java.net.URL <B>catalogUrl</B></PRE>
<DL>
<DD>The date of the last update of the owned catalog, if present
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="catalogName"><!-- --></A><H3>
catalogName</H3>
<PRE>
private java.lang.String <B>catalogName</B></PRE>
<DL>
<DD>The url from which the catalog can be downloaded
<P>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<A NAME="CatalogExchangeQuery()"><!-- --></A><H3>
CatalogExchangeQuery</H3>
<PRE>
public <B>CatalogExchangeQuery</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I></I>
<P>
<DD>Empty constructor, doesn't do anything.
<P>
</DL>
<HR>

<A NAME="CatalogExchangeQuery(java.lang.String, java.net.URL, long)"><!-- --></A><H3>
CatalogExchangeQuery</H3>
<PRE>
public <B>CatalogExchangeQuery</B>(java.lang.String&nbsp;cn,
                            java.net.URL&nbsp;curl,
                            long&nbsp;du)</PRE>
<DL>
<DD>Constructor needed if a peer has got the catalog and wants to check
 if any other peer has got a newer version.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>cn</CODE> - the name of the catalog<DD><CODE>curl</CODE> - the url which the catalog can be downloaded from<DD><CODE>du</CODE> - the date of the last update of local catalog, in long format(milliseconds)</DL>
</DL>
<HR>

<A NAME="CatalogExchangeQuery(java.lang.String, java.net.URL)"><!-- --></A><H3>
CatalogExchangeQuery</H3>
<PRE>
public <B>CatalogExchangeQuery</B>(java.lang.String&nbsp;cn,
                            java.net.URL&nbsp;curl)</PRE>
<DL>
<DD>Constructor needed if a peer hasn't got the catalog and wants to download
 it from another peer.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>cn</CODE> - the name of the catalog<DD><CODE>curl</CODE> - the url which the catalog can be downloaded from</DL>
</DL>
<HR>

<A NAME="CatalogExchangeQuery(java.io.InputStream)"><!-- --></A><H3>
CatalogExchangeQuery</H3>
<PRE>
public <B>CatalogExchangeQuery</B>(java.io.InputStream&nbsp;stream)</PRE>
<DL>
<DD>Constructor needed for the peer who receive the query to easily extract
 info from query.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>stream</CODE> - is the query xml document received</DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

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<A NAME="getDateUpdate()"><!-- --></A><H3>
getDateUpdate</H3>
<PRE>
public long <B>getDateUpdate</B>()</PRE>
<DL>
<DD>Returns the last update date of the catalog if the querying peer
 has got one.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getCatalogUrl()"><!-- --></A><H3>
getCatalogUrl</H3>
<PRE>
public java.net.URL <B>getCatalogUrl</B>()</PRE>
<DL>
<DD>Returns the url of the catalog.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getCatalogName()"><!-- --></A><H3>
getCatalogName</H3>
<PRE>
public java.lang.String <B>getCatalogName</B>()</PRE>
<DL>
<DD>Catalog Name getter
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Returns the name of the catalog.</DL>
</DD>
</DL>
<HR>

<A NAME="getDocument(net.jxta.document.MimeMediaType)"><!-- --></A><H3>
getDocument</H3>
<PRE>
public net.jxta.document.Document <B>getDocument</B>(net.jxta.document.MimeMediaType&nbsp;asMimeType)</PRE>
<DL>
<DD>Method that creates and return the xml document which represents
 the query.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>asMimeType</CODE> - MimeType of the output document.
<DT><B>Returns:</B><DD>The query in xml document format.</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>Method that returns the xml query document as String.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>String rapresentation of the query.</DL>
</DD>
</DL>
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