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| <H2> |
| <FONT SIZE="-1"> |
| org.apache.openjpa.kernel</FONT> |
| <BR> |
| Interface QueryStatistics<T></H2> |
| <DL> |
| <DT><B>All Superinterfaces:</B> <DD><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</A></DD> |
| </DL> |
| <DL> |
| <DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.Default.html" title="class in org.apache.openjpa.kernel">QueryStatistics.Default</A>, <A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.None.html" title="class in org.apache.openjpa.kernel">QueryStatistics.None</A></DD> |
| </DL> |
| <HR> |
| <DL> |
| <DT><PRE>public interface <B>QueryStatistics<T></B><DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</A></DL> |
| </PRE> |
| |
| <P> |
| Records query execution statistics. |
| |
| Statistics can be reset. |
| |
| Gathers both accumulated statistics since start as well as statistics since |
| last reset. |
| <P> |
| |
| <P> |
| <DL> |
| <DT><B>Since:</B></DT> |
| <DD>1.3.0</DD> |
| <DT><B>Author:</B></DT> |
| <DD>Pinaki Poddar</DD> |
| </DL> |
| <HR> |
| |
| <P> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static class</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.Default.html" title="class in org.apache.openjpa.kernel">QueryStatistics.Default</A><<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.Default.html" title="type parameter in QueryStatistics.Default">T</A>></B></CODE> |
| |
| <BR> |
| A default implementation.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE>static class</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.None.html" title="class in org.apache.openjpa.kernel">QueryStatistics.None</A><<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.None.html" title="type parameter in QueryStatistics.None">T</A>></B></CODE> |
| |
| <BR> |
| A do-nothing implementation.</TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <A NAME="method_summary"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Method Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#clear()">clear</A></B>()</CODE> |
| |
| <BR> |
| Clears all statistics accumulated since start.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#dump(java.io.PrintStream)">dump</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</A> out)</CODE> |
| |
| <BR> |
| Dumps on the given output stream.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getExecutionCount()">getExecutionCount</A></B>()</CODE> |
| |
| <BR> |
| Gets number of total query execution since last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getExecutionCount(T)">getExecutionCount</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</CODE> |
| |
| <BR> |
| Gets number of executions for the given query since last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getHitCount()">getHitCount</A></B>()</CODE> |
| |
| <BR> |
| Gets number of total query execution that are cached since last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getHitCount(T)">getHitCount</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</CODE> |
| |
| <BR> |
| Gets number of executions for the given query that are cached since |
| last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getTotalExecutionCount()">getTotalExecutionCount</A></B>()</CODE> |
| |
| <BR> |
| Gets number of total query execution since start.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getTotalExecutionCount(T)">getTotalExecutionCount</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</CODE> |
| |
| <BR> |
| Gets number of executions for the given query since start.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getTotalHitCount()">getTotalHitCount</A></B>()</CODE> |
| |
| <BR> |
| Gets number of total query execution that are cached since start.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#getTotalHitCount(T)">getTotalHitCount</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</CODE> |
| |
| <BR> |
| Gets number of executions for the given query that are cached since |
| start.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A><<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A>></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#keys()">keys</A></B>()</CODE> |
| |
| <BR> |
| Gets all the identifier keys for the cached queries.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#recordExecution(T)">recordExecution</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</CODE> |
| |
| <BR> |
| Record that the given query has been executed.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#reset()">reset</A></B>()</CODE> |
| |
| <BR> |
| Clears all statistics accumulated since last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#since()">since</A></B>()</CODE> |
| |
| <BR> |
| Gets the time of last reset.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html#start()">start</A></B>()</CODE> |
| |
| <BR> |
| Gets the time of start.</TD> |
| </TR> |
| </TABLE> |
| |
| <P> |
| |
| <!-- ============ METHOD DETAIL ========== --> |
| |
| <A NAME="method_detail"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
| <B>Method Detail</B></FONT></TH> |
| </TR> |
| </TABLE> |
| |
| <A NAME="keys()"><!-- --></A><H3> |
| keys</H3> |
| <PRE> |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A><<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A>> <B>keys</B>()</PRE> |
| <DL> |
| <DD>Gets all the identifier keys for the cached queries. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="recordExecution(java.lang.Object)"><!-- --></A><A NAME="recordExecution(T)"><!-- --></A><H3> |
| recordExecution</H3> |
| <PRE> |
| void <B>recordExecution</B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</PRE> |
| <DL> |
| <DD>Record that the given query has been executed. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getExecutionCount()"><!-- --></A><H3> |
| getExecutionCount</H3> |
| <PRE> |
| long <B>getExecutionCount</B>()</PRE> |
| <DL> |
| <DD>Gets number of total query execution since last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getTotalExecutionCount()"><!-- --></A><H3> |
| getTotalExecutionCount</H3> |
| <PRE> |
| long <B>getTotalExecutionCount</B>()</PRE> |
| <DL> |
| <DD>Gets number of total query execution since start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getExecutionCount(java.lang.Object)"><!-- --></A><A NAME="getExecutionCount(T)"><!-- --></A><H3> |
| getExecutionCount</H3> |
| <PRE> |
| long <B>getExecutionCount</B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</PRE> |
| <DL> |
| <DD>Gets number of executions for the given query since last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getTotalExecutionCount(java.lang.Object)"><!-- --></A><A NAME="getTotalExecutionCount(T)"><!-- --></A><H3> |
| getTotalExecutionCount</H3> |
| <PRE> |
| long <B>getTotalExecutionCount</B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</PRE> |
| <DL> |
| <DD>Gets number of executions for the given query since start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getHitCount()"><!-- --></A><H3> |
| getHitCount</H3> |
| <PRE> |
| long <B>getHitCount</B>()</PRE> |
| <DL> |
| <DD>Gets number of total query execution that are cached since last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getTotalHitCount()"><!-- --></A><H3> |
| getTotalHitCount</H3> |
| <PRE> |
| long <B>getTotalHitCount</B>()</PRE> |
| <DL> |
| <DD>Gets number of total query execution that are cached since start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getHitCount(java.lang.Object)"><!-- --></A><A NAME="getHitCount(T)"><!-- --></A><H3> |
| getHitCount</H3> |
| <PRE> |
| long <B>getHitCount</B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</PRE> |
| <DL> |
| <DD>Gets number of executions for the given query that are cached since |
| last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="getTotalHitCount(java.lang.Object)"><!-- --></A><A NAME="getTotalHitCount(T)"><!-- --></A><H3> |
| getTotalHitCount</H3> |
| <PRE> |
| long <B>getTotalHitCount</B>(<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="type parameter in QueryStatistics">T</A> query)</PRE> |
| <DL> |
| <DD>Gets number of executions for the given query that are cached since |
| start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="since()"><!-- --></A><H3> |
| since</H3> |
| <PRE> |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A> <B>since</B>()</PRE> |
| <DL> |
| <DD>Gets the time of last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="start()"><!-- --></A><H3> |
| start</H3> |
| <PRE> |
| <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A> <B>start</B>()</PRE> |
| <DL> |
| <DD>Gets the time of start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="reset()"><!-- --></A><H3> |
| reset</H3> |
| <PRE> |
| void <B>reset</B>()</PRE> |
| <DL> |
| <DD>Clears all statistics accumulated since last reset. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="clear()"><!-- --></A><H3> |
| clear</H3> |
| <PRE> |
| void <B>clear</B>()</PRE> |
| <DL> |
| <DD>Clears all statistics accumulated since start. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="dump(java.io.PrintStream)"><!-- --></A><H3> |
| dump</H3> |
| <PRE> |
| void <B>dump</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</A> out)</PRE> |
| <DL> |
| <DD>Dumps on the given output stream. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <HR> |
| |
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