abstractexpcompiler.html

来自「基于mondrian 开源框架进行OLAP多维分析」· HTML 代码 · 共 853 行 · 第 1/4 页

 <p>Such an expression is generally a list of <A HREF="../../../mondrian/olap/Member.html" title="interface in mondrian.olap"><CODE>Member</CODE></A> objects or a
 list of tuples (each represented by a <A HREF="../../../mondrian/olap/Member.html" title="interface in mondrian.olap"><CODE>Member</CODE></A> array).

 <p>See <A HREF="../../../mondrian/calc/ExpCompiler.html#compileList(mondrian.olap.Exp)"><CODE>ExpCompiler.compileList(mondrian.olap.Exp)</CODE></A>.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileList(mondrian.olap.Exp, boolean)">compileList</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression<DD><CODE>mutable</CODE> - Whether resulting list is mutable</DL>
</DD>
</DL>
<HR>

<A NAME="compileIter(mondrian.olap.Exp)"><!-- --></A><H3>
compileIter</H3>
<PRE>
public <A HREF="../../../mondrian/calc/IterCalc.html" title="interface in mondrian.calc">IterCalc</A> <B>compileIter</B>(<A HREF="../../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>&nbsp;exp)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileIter(mondrian.olap.Exp)">ExpCompiler</A></CODE></B></DD>
<DD>Compiles an expression which yields an immutable <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html" title="class or interface in java.lang"><CODE>Iterable</CODE></A> result.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileIter(mondrian.olap.Exp)">compileIter</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression
<DT><B>Returns:</B><DD>Calculator which yields an Iterable</DL>
</DD>
</DL>
<HR>

<A NAME="compileBoolean(mondrian.olap.Exp)"><!-- --></A><H3>
compileBoolean</H3>
<PRE>
public <A HREF="../../../mondrian/calc/BooleanCalc.html" title="interface in mondrian.calc">BooleanCalc</A> <B>compileBoolean</B>(<A HREF="../../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>&nbsp;exp)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileBoolean(mondrian.olap.Exp)">ExpCompiler</A></CODE></B></DD>
<DD>Compiles an expression which yields a <code>boolean</code> result.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileBoolean(mondrian.olap.Exp)">compileBoolean</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression
<DT><B>Returns:</B><DD>Calculator which yields a boolean</DL>
</DD>
</DL>
<HR>

<A NAME="compileDouble(mondrian.olap.Exp)"><!-- --></A><H3>
compileDouble</H3>
<PRE>
public <A HREF="../../../mondrian/calc/DoubleCalc.html" title="interface in mondrian.calc">DoubleCalc</A> <B>compileDouble</B>(<A HREF="../../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>&nbsp;exp)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileDouble(mondrian.olap.Exp)">ExpCompiler</A></CODE></B></DD>
<DD>Compiles an expression which yields a <code>double</code> result.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileDouble(mondrian.olap.Exp)">compileDouble</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression
<DT><B>Returns:</B><DD>Calculator which yields a double</DL>
</DD>
</DL>
<HR>

<A NAME="compileTuple(mondrian.olap.Exp)"><!-- --></A><H3>
compileTuple</H3>
<PRE>
public <A HREF="../../../mondrian/calc/TupleCalc.html" title="interface in mondrian.calc">TupleCalc</A> <B>compileTuple</B>(<A HREF="../../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>&nbsp;exp)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileTuple(mondrian.olap.Exp)">ExpCompiler</A></CODE></B></DD>
<DD>Compiles an expression which yields a tuple result.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileTuple(mondrian.olap.Exp)">compileTuple</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression
<DT><B>Returns:</B><DD>Calculator which yields a tuple</DL>
</DD>
</DL>
<HR>

<A NAME="compileScalar(mondrian.olap.Exp, boolean)"><!-- --></A><H3>
compileScalar</H3>
<PRE>
public <A HREF="../../../mondrian/calc/Calc.html" title="interface in mondrian.calc">Calc</A> <B>compileScalar</B>(<A HREF="../../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>&nbsp;exp,
                          boolean&nbsp;specific)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileScalar(mondrian.olap.Exp, boolean)">ExpCompiler</A></CODE></B></DD>
<DD>Compiles an expression to yield a scalar result.

 <p>If the expression yields a member or tuple, the calculator will
 automatically apply that member or tuple to the current dimensional
 context and return the value of the current measure.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#compileScalar(mondrian.olap.Exp, boolean)">compileScalar</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>exp</CODE> - Expression<DD><CODE>specific</CODE> - Whether to try to use the specific compile method for
   scalar types. For example, if <code>specific</code> is true and
   <code>exp</code> is a string expression, calls
   <A HREF="../../../mondrian/calc/ExpCompiler.html#compileString(mondrian.olap.Exp)"><CODE>ExpCompiler.compileString(mondrian.olap.Exp)</CODE></A>
<DT><B>Returns:</B><DD>Calculation which returns the scalar value of the expression</DL>
</DD>
</DL>
<HR>

<A NAME="registerParameter(mondrian.olap.Parameter)"><!-- --></A><H3>
registerParameter</H3>
<PRE>
public <A HREF="../../../mondrian/calc/ParameterSlot.html" title="interface in mondrian.calc">ParameterSlot</A> <B>registerParameter</B>(<A HREF="../../../mondrian/olap/Parameter.html" title="interface in mondrian.olap">Parameter</A>&nbsp;parameter)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#registerParameter(mondrian.olap.Parameter)">ExpCompiler</A></CODE></B></DD>
<DD>Implements a parameter, returning a unique slot which will hold the
 parameter's value.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#registerParameter(mondrian.olap.Parameter)">registerParameter</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>parameter</CODE> - Parameter
<DT><B>Returns:</B><DD>Slot</DL>
</DD>
</DL>
<HR>

<A NAME="getAcceptableResultStyles()"><!-- --></A><H3>
getAcceptableResultStyles</H3>
<PRE>
public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/calc/ResultStyle.html" title="enum in mondrian.calc">ResultStyle</A>&gt; <B>getAcceptableResultStyles</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#getAcceptableResultStyles()">ExpCompiler</A></CODE></B></DD>
<DD>Returns a list of the <A HREF="../../../mondrian/calc/ResultStyle.html" title="enum in mondrian.calc"><CODE>ResultStyle</CODE></A>s
 acceptable to the caller.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../mondrian/calc/ExpCompiler.html#getAcceptableResultStyles()">getAcceptableResultStyles</A></CODE> in interface <CODE><A HREF="../../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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