expression.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>PaletteFunction.</B><B><A HREF="../../../../org/geotools/brewer/color/PaletteFunction.html#getEvaluationExpression()">getEvaluationExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>StyleGenerator.</B><B><A HREF="../../../../org/geotools/brewer/color/StyleGenerator.html#getExpression()">getExpression</A></B>()</CODE>

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<TD COLSPAN=2>Methods in <A HREF="../../../../org/geotools/brewer/color/package-summary.html">org.geotools.brewer.color</A> with parameters of type <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></FONT></TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>PaletteFunction.</B><B><A HREF="../../../../org/geotools/brewer/color/PaletteFunction.html#setArgs(org.geotools.filter.Expression[])">setArgs</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>[]&nbsp;args)</CODE>

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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>PaletteFunction.</B><B><A HREF="../../../../org/geotools/brewer/color/PaletteFunction.html#setEvaluationExpression(org.geotools.filter.Expression)">setEvaluationExpression</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;e)</CODE>

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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>StyleGenerator.</B><B><A HREF="../../../../org/geotools/brewer/color/StyleGenerator.html#setExpression(org.geotools.filter.Expression)">setExpression</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression)</CODE>

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<CODE>static&nbsp;<A HREF="../../../../org/geotools/filter/Filter.html" title="interface in org.geotools.filter">Filter</A></CODE></FONT></TD>
<TD><CODE><B>StyleGenerator.</B><B><A HREF="../../../../org/geotools/brewer/color/StyleGenerator.html#toExplicitFilter(java.lang.String, org.geotools.filter.Expression)">toExplicitFilter</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;styleExpression,
                 <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;attribExpr)</CODE>

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 Creates a filter with each value explicitly defined.
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<A NAME="org.geotools.data"><!-- --></A>
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Uses of <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A> in <A HREF="../../../../org/geotools/data/package-summary.html">org.geotools.data</A></FONT></TD>
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<TD COLSPAN=2>Methods in <A HREF="../../../../org/geotools/data/package-summary.html">org.geotools.data</A> with parameters of type <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></FONT></TD>
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<CODE>static&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[]</CODE></FONT></TD>
<TD><CODE><B>DataUtilities.</B><B><A HREF="../../../../org/geotools/data/DataUtilities.html#attributeNames(org.geotools.filter.Expression)">attributeNames</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression)</CODE>

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<CODE>static&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>DataUtilities.</B><B><A HREF="../../../../org/geotools/data/DataUtilities.html#traverse(org.geotools.filter.Expression, org.geotools.filter.FilterVisitor)">traverse</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression,
         <A HREF="../../../../org/geotools/filter/FilterVisitor.html" title="interface in org.geotools.filter">FilterVisitor</A>&nbsp;visitor)</CODE>

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<CODE>static&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Set.html" title="class or interface in java.util">Set</A></CODE></FONT></TD>
<TD><CODE><B>DataUtilities.</B><B><A HREF="../../../../org/geotools/data/DataUtilities.html#traverseDepth(org.geotools.filter.Expression)">traverseDepth</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Performs a depth first traversal of Filter.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>DataUtilities.AbstractFilterVisitor.</B><B><A HREF="../../../../org/geotools/data/DataUtilities.AbstractFilterVisitor.html#visit(org.geotools.filter.Expression)">visit</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DOCUMENT ME!</TD>
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<A NAME="org.geotools.data.wfs"><!-- --></A>
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Uses of <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A> in <A HREF="../../../../org/geotools/data/wfs/package-summary.html">org.geotools.data.wfs</A></FONT></TD>
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<TD COLSPAN=2>Methods in <A HREF="../../../../org/geotools/data/wfs/package-summary.html">org.geotools.data.wfs</A> with parameters of type <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></FONT></TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>FidFilterVisitor.</B><B><A HREF="../../../../org/geotools/data/wfs/FidFilterVisitor.html#visit(org.geotools.filter.Expression)">visit</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expression)</CODE>

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<A NAME="org.geotools.feature.visitor"><!-- --></A>
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Uses of <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A> in <A HREF="../../../../org/geotools/feature/visitor/package-summary.html">org.geotools.feature.visitor</A></FONT></TD>
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<TD COLSPAN=2>Methods in <A HREF="../../../../org/geotools/feature/visitor/package-summary.html">org.geotools.feature.visitor</A> that return <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></FONT></TD>
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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>MaxVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/MaxVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>UniqueVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/UniqueVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>SumVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/SumVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>AverageVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/AverageVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>MedianVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD>
<TD><CODE><B>MinVisitor.</B><B><A HREF="../../../../org/geotools/feature/visitor/MinVisitor.html#getExpression()">getExpression</A></B>()</CODE>

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<TD COLSPAN=2>Constructors in <A HREF="../../../../org/geotools/feature/visitor/package-summary.html">org.geotools.feature.visitor</A> with parameters of type <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></FONT></TD>
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<TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/StandardDeviationVisitor.html#StandardDeviationVisitor(org.geotools.filter.Expression, double)">StandardDeviationVisitor</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A>&nbsp;expr,
                         double&nbsp;average)</CODE>

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