blob: efbc8b86cd6a38914eb35ef55a747ef44171af73 [file] [log] [blame]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!--NewPage-->
<HTML>
<HEAD>
<!-- Generated by javadoc (build 1.6.0_29) on Thu Nov 21 14:32:36 CET 2013 -->
<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
<TITLE>
FinderCache (OpenJPA Parent POM 2.3.0 API)
</TITLE>
<META NAME="date" CONTENT="2013-11-21">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style">
<SCRIPT type="text/javascript">
function windowTitle()
{
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="FinderCache (OpenJPA Parent POM 2.3.0 API)";
}
}
</SCRIPT>
<NOSCRIPT>
</NOSCRIPT>
</HEAD>
<BODY BGCOLOR="white" onload="windowTitle();">
<HR>
<!-- ========= START OF TOP NAVBAR ======= -->
<A NAME="navbar_top"><!-- --></A>
<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_top_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
<TR ALIGN="center" VALIGN="top">
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/FinderCache.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
</TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>
<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FindCallbacks.html" title="interface in org.apache.openjpa.kernel"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../index.html?org/apache/openjpa/kernel/FinderCache.html" target="_top"><B>FRAMES</B></A> &nbsp;
&nbsp;<A HREF="FinderCache.html" target="_top"><B>NO FRAMES</B></A> &nbsp;
&nbsp;<SCRIPT type="text/javascript">
<!--
if(window==top) {
document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
}
//-->
</SCRIPT>
<NOSCRIPT>
<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>
</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_top"></A>
<!-- ========= END OF TOP NAVBAR ========= -->
<HR>
<!-- ======== START OF CLASS DATA ======== -->
<H2>
<FONT SIZE="-1">
org.apache.openjpa.kernel</FONT>
<BR>
Interface FinderCache&lt;K,V,R&gt;</H2>
<DL>
<DT><B>All Superinterfaces:</B> <DD><A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html" title="interface in org.apache.openjpa.lib.conf">Configurable</A></DD>
</DL>
<DL>
<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../org/apache/openjpa/jdbc/kernel/FinderCacheImpl.html" title="class in org.apache.openjpa.jdbc.kernel">FinderCacheImpl</A></DD>
</DL>
<HR>
<DL>
<DT><PRE>public interface <B>FinderCache&lt;K,V,R&gt;</B><DT>extends <A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html" title="interface in org.apache.openjpa.lib.conf">Configurable</A></DL>
</PRE>
<P>
A cache to create and maintain <A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel"><CODE>finder queries</CODE></A>.
A finder query is a query to find instance of a given class by its primary
identity. This cache maintains finder queries by generic identifier of
parameterized type K.
A cached query by an identifier of parameterized type K.
A query can be cached by an identifier and value represented by parameterized
type V. Caching results in creating a new instance of FinderQuery FQ from the
value V such that FQ can be executed to return a result of parameterized type
R. A request to cache may not be successful if this cache determines the
value V to be not cachable.
Both get() and put() operations can be controlled by the hints associated
with FetchConfiguration.
The target database query FQ associated to a cached finder query F
<em>may</em> depend upon query execution context such as fetch plan or
lock group. This cache, by design, does not monitor the context or
automatically invalidate an entry when the original query F is executed
with context parameters that affect the target query FQ.
The user must notify this receiver to invalidate a cached entry when
execution context changes in a way that will modify the resultant database
language query FQ.
One of the built-in mechanism (available in JPA facade) is to set query hints
to either invalidate the query entirely or ignore the cached version for the
current execution.
<P>
<P>
<DL>
<DT><B>Since:</B></DT>
<DD>2.0.0</DD>
<DT><B>Author:</B></DT>
<DD>Pinaki Poddar</DD>
<DT><B>See Also:</B><DD><A HREF="../../../../org/apache/openjpa/kernel/QueryHints.html#HINT_IGNORE_FINDER"><CODE>QueryHints.HINT_IGNORE_FINDER</CODE></A>,
<A HREF="../../../../org/apache/openjpa/kernel/QueryHints.html#HINT_INVALIDATE_FINDER"><CODE>QueryHints.HINT_INVALIDATE_FINDER</CODE></A>,
<A HREF="../../../../org/apache/openjpa/kernel/QueryHints.html#HINT_RECACHE_FINDER"><CODE>This cache allows customization of whether a query can be cached or not
via either explicit marking of certain classes as non-cachable (which is
irreversible) or addition/removal of exclusion patterns (which is reversible)</CODE></A></DL>
<HR>
<P>
<!-- ========== METHOD SUMMARY =========== -->
<A NAME="method_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<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>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#addExclusionPattern(java.lang.String)">addExclusionPattern</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;pattern)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds the given pattern to the list of excluded patterns.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#cache(K, V, org.apache.openjpa.kernel.FetchConfiguration)">cache</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key,
<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>&nbsp;value,
<A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A>&nbsp;fetch)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cache a FinderQuery for the given key and value.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#get(K, org.apache.openjpa.kernel.FetchConfiguration)">get</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key,
<A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A>&nbsp;fetch)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the FinderQuery for the given key.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A>&lt;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#getExcludes()">getExcludes</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the excluded stringified keys.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>,<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#getMapView()">getMapView</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get a map view of the cached entries as strings.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="interface in org.apache.openjpa.kernel">QueryStatistics</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#getStatistics()">getStatistics</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the simple statistics for executed finder queries.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#invalidate(K)">invalidate</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Remove the FinderQuery for the given key from this cache.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#isExcluded(K)">isExcluded</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Affirms if the given key matches any of the exclusion patterns.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#markUncachable(K)">markUncachable</A></B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Marks the given key as not amenable to caching.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html#removeExclusionPattern(java.lang.String)">removeExclusionPattern</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;pattern)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the given pattern from the list of excluded patterns.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.openjpa.lib.conf.Configurable"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from interface org.apache.openjpa.lib.conf.<A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html" title="interface in org.apache.openjpa.lib.conf">Configurable</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html#endConfiguration()">endConfiguration</A>, <A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html#setConfiguration(org.apache.openjpa.lib.conf.Configuration)">setConfiguration</A>, <A HREF="../../../../org/apache/openjpa/lib/conf/Configurable.html#startConfiguration()">startConfiguration</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<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="get(java.lang.Object,org.apache.openjpa.kernel.FetchConfiguration)"><!-- --></A><A NAME="get(K, org.apache.openjpa.kernel.FetchConfiguration)"><!-- --></A><H3>
get</H3>
<PRE>
<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt; <B>get</B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key,
<A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A>&nbsp;fetch)</PRE>
<DL>
<DD>Get the FinderQuery for the given key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - for which the finder is looked up<DD><CODE>fecth</CODE> - may contain hints to control lookup operation
<DT><B>Returns:</B><DD>FinderQuery for the given mapping.</DL>
</DD>
</DL>
<HR>
<A NAME="cache(java.lang.Object,java.lang.Object,org.apache.openjpa.kernel.FetchConfiguration)"><!-- --></A><A NAME="cache(K, V, org.apache.openjpa.kernel.FetchConfiguration)"><!-- --></A><H3>
cache</H3>
<PRE>
<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt; <B>cache</B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key,
<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>&nbsp;value,
<A HREF="../../../../org/apache/openjpa/kernel/FetchConfiguration.html" title="interface in org.apache.openjpa.kernel">FetchConfiguration</A>&nbsp;fetch)</PRE>
<DL>
<DD>Cache a FinderQuery for the given key and value.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - for which the finder is cached.<DD><CODE>value</CODE> - used to construct the finder query<DD><CODE>fetch</CODE> - may contain hints to control cache operation.
<DT><B>Returns:</B><DD>the finder query that has been cached. It may be newly
constructed or an existing query. If the given key-value can not be
cached, then return null.</DL>
</DD>
</DL>
<HR>
<A NAME="getMapView()"><!-- --></A><H3>
getMapView</H3>
<PRE>
<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>,<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt; <B>getMapView</B>()</PRE>
<DL>
<DD>Get a map view of the cached entries as strings.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="invalidate(java.lang.Object)"><!-- --></A><A NAME="invalidate(K)"><!-- --></A><H3>
invalidate</H3>
<PRE>
boolean <B>invalidate</B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</PRE>
<DL>
<DD>Remove the FinderQuery for the given key from this cache.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="markUncachable(java.lang.Object)"><!-- --></A><A NAME="markUncachable(K)"><!-- --></A><H3>
markUncachable</H3>
<PRE>
<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel">FinderQuery</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">V</A>,<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">R</A>&gt; <B>markUncachable</B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</PRE>
<DL>
<DD>Marks the given key as not amenable to caching.
Explicit marking helps to avoid repeated computational cost of
determining whether finder for a key can be cached or not.
Explicit marking can not be reversed by removal of exclusion patterns.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>finder query for the given class if it had been cached before.
null otherwise.</DL>
</DD>
</DL>
<HR>
<A NAME="isExcluded(java.lang.Object)"><!-- --></A><A NAME="isExcluded(K)"><!-- --></A><H3>
isExcluded</H3>
<PRE>
boolean <B>isExcluded</B>(<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&nbsp;key)</PRE>
<DL>
<DD>Affirms if the given key matches any of the exclusion patterns.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getExcludes()"><!-- --></A><H3>
getExcludes</H3>
<PRE>
<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A>&lt;<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&gt; <B>getExcludes</B>()</PRE>
<DL>
<DD>Gets the excluded stringified keys.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="addExclusionPattern(java.lang.String)"><!-- --></A><H3>
addExclusionPattern</H3>
<PRE>
void <B>addExclusionPattern</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;pattern)</PRE>
<DL>
<DD>Adds the given pattern to the list of excluded patterns. Any existing
cache entry whose key matches the given pattern will be marked
non-cachable in a reversible manner.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="removeExclusionPattern(java.lang.String)"><!-- --></A><H3>
removeExclusionPattern</H3>
<PRE>
void <B>removeExclusionPattern</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;pattern)</PRE>
<DL>
<DD>Removes the given pattern from the list of excluded patterns.
Any excluded entry that matches the given pattern can now be cached
again, unless it has been marked non-cachable explicitly.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getStatistics()"><!-- --></A><H3>
getStatistics</H3>
<PRE>
<A HREF="../../../../org/apache/openjpa/kernel/QueryStatistics.html" title="interface in org.apache.openjpa.kernel">QueryStatistics</A>&lt;<A HREF="../../../../org/apache/openjpa/kernel/FinderCache.html" title="type parameter in FinderCache">K</A>&gt; <B>getStatistics</B>()</PRE>
<DL>
<DD>Gets the simple statistics for executed finder queries.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
<TR ALIGN="center" VALIGN="top">
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/FinderCache.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
</TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>
<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FindCallbacks.html" title="interface in org.apache.openjpa.kernel"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../../../org/apache/openjpa/kernel/FinderQuery.html" title="interface in org.apache.openjpa.kernel"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../index.html?org/apache/openjpa/kernel/FinderCache.html" target="_top"><B>FRAMES</B></A> &nbsp;
&nbsp;<A HREF="FinderCache.html" target="_top"><B>NO FRAMES</B></A> &nbsp;
&nbsp;<SCRIPT type="text/javascript">
<!--
if(window==top) {
document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
}
//-->
</SCRIPT>
<NOSCRIPT>
<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>
</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<HR>
Copyright &#169; 2006&#x2013;2013 <a href="http://www.apache.org">Apache Software Foundation</a>. All rights reserved.
</BODY>
</HTML>