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AliasContext (OpenJPA Parent POM 2.1.0 API)
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org.apache.openjpa.persistence.query</FONT>
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Class AliasContext</H2>
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<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.openjpa.persistence.query.AliasContext</B>
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<DT><PRE> class <B>AliasContext</B><DT>extends <A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#AliasContext(org.apache.openjpa.meta.MetaDataRepository)">AliasContext</A></B>(<A HREF="../../../../../org/apache/openjpa/meta/MetaDataRepository.html" title="class in org.apache.openjpa.meta">MetaDataRepository</A>&nbsp;repos)</CODE>
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<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#getAlias(org.apache.openjpa.persistence.query.ExpressionImpl)">getAlias</A></B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/ExpressionImpl.html" title="class in org.apache.openjpa.persistence.query">ExpressionImpl</A>&nbsp;path)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets alias for the given Expression or gets the alias if the given
path has already been assigned an alias.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#getEntityName(java.lang.Class)">getEntityName</A></B>(<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;cls)</CODE>
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<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#hasAlias(org.apache.openjpa.persistence.query.Expression)">hasAlias</A></B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;path)</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Affirms if the given Expression has been assigned an alias by this
context.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html" title="class in org.apache.openjpa.persistence.query">AliasContext</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#push(java.lang.Object)">push</A></B>(<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;e)</CODE>
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<TD><CODE><B><A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html#setAlias(org.apache.openjpa.persistence.query.ExpressionImpl)">setAlias</A></B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/ExpressionImpl.html" title="class in org.apache.openjpa.persistence.query">ExpressionImpl</A>&nbsp;path)</CODE>
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<A NAME="AliasContext(org.apache.openjpa.meta.MetaDataRepository)"><!-- --></A><H3>
AliasContext</H3>
<PRE>
public <B>AliasContext</B>(<A HREF="../../../../../org/apache/openjpa/meta/MetaDataRepository.html" title="class in org.apache.openjpa.meta">MetaDataRepository</A>&nbsp;repos)</PRE>
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<A NAME="getAlias(org.apache.openjpa.persistence.query.ExpressionImpl)"><!-- --></A><H3>
getAlias</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getAlias</B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/ExpressionImpl.html" title="class in org.apache.openjpa.persistence.query">ExpressionImpl</A>&nbsp;path)</PRE>
<DL>
<DD>Sets alias for the given Expression or gets the alias if the given
path has already been assigned an alias.
The given expression must provide a hint on what should be the
alias name. If the alias name is assigned by this context, then a
different alias is generated.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>path</CODE> -
<DT><B>Returns:</B><DD>the alias name</DL>
</DD>
</DL>
<HR>
<A NAME="setAlias(org.apache.openjpa.persistence.query.ExpressionImpl)"><!-- --></A><H3>
setAlias</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>setAlias</B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/ExpressionImpl.html" title="class in org.apache.openjpa.persistence.query">ExpressionImpl</A>&nbsp;path)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="hasAlias(org.apache.openjpa.persistence.query.Expression)"><!-- --></A><H3>
hasAlias</H3>
<PRE>
public boolean <B>hasAlias</B>(<A HREF="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;path)</PRE>
<DL>
<DD>Affirms if the given Expression has been assigned an alias by this
context.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="push(java.lang.Object)"><!-- --></A><H3>
push</H3>
<PRE>
public <A HREF="../../../../../org/apache/openjpa/persistence/query/AliasContext.html" title="class in org.apache.openjpa.persistence.query">AliasContext</A> <B>push</B>(<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;e)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getEntityName(java.lang.Class)"><!-- --></A><H3>
getEntityName</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getEntityName</B>(<A HREF="http://java.sun.com/j2se/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;cls)</PRE>
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