filterfactoryimpl.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

<PRE>
public <A HREF="../../../org/geotools/filter/LiteralExpression.html" title="interface in org.geotools.filter">LiteralExpression</A> <B>createLiteralExpression</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;o)
                                          throws <A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></PRE>
<DL>
<DD>Creates a Literal Expression from an Object.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLiteralExpression(java.lang.Object)">createLiteralExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>o</CODE> - the object to serve as the literal.
<DT><B>Returns:</B><DD>The new Literal Expression
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></CODE> - if there were creation problems.</DL>
</DD>
</DL>
<HR>

<A NAME="createLiteralExpression(int)"><!-- --></A><H3>
createLiteralExpression</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LiteralExpression.html" title="interface in org.geotools.filter">LiteralExpression</A> <B>createLiteralExpression</B>(int&nbsp;i)</PRE>
<DL>
<DD>Creates an Integer Literal Expression.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLiteralExpression(int)">createLiteralExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>i</CODE> - the int to serve as literal.
<DT><B>Returns:</B><DD>The new Literal Expression</DL>
</DD>
</DL>
<HR>

<A NAME="createLiteralExpression(double)"><!-- --></A><H3>
createLiteralExpression</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LiteralExpression.html" title="interface in org.geotools.filter">LiteralExpression</A> <B>createLiteralExpression</B>(double&nbsp;d)</PRE>
<DL>
<DD>Creates a Double Literal Expression
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLiteralExpression(double)">createLiteralExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>d</CODE> - the double to serve as the literal.
<DT><B>Returns:</B><DD>The new Literal Expression</DL>
</DD>
</DL>
<HR>

<A NAME="createLiteralExpression(java.lang.String)"><!-- --></A><H3>
createLiteralExpression</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LiteralExpression.html" title="interface in org.geotools.filter">LiteralExpression</A> <B>createLiteralExpression</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;s)</PRE>
<DL>
<DD>Creates a String Literal Expression
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLiteralExpression(java.lang.String)">createLiteralExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - the string to serve as the literal.
<DT><B>Returns:</B><DD>The new Literal Expression</DL>
</DD>
</DL>
<HR>

<A NAME="createLogicFilter(short)"><!-- --></A><H3>
createLogicFilter</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LogicFilter.html" title="interface in org.geotools.filter">LogicFilter</A> <B>createLogicFilter</B>(short&nbsp;filterType)
                              throws <A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>use one of <CODE>FilterFactory.and(Filter, Filter)</CODE>
 	<CODE>FilterFactory.or(Filter, Filter)</CODE>
 	<CODE>FilterFactory.not(Filter)</CODE></I>
<P>
<DD>Creates an empty logic filter from a type.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLogicFilter(short)">createLogicFilter</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>filterType</CODE> - must be a logic type.
<DT><B>Returns:</B><DD>the newly constructed logic filter.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></CODE> - If there were any problems creating the
         filter, including wrong type.</DL>
</DD>
</DL>
<HR>

<A NAME="createLogicFilter(org.geotools.filter.Filter, short)"><!-- --></A><H3>
createLogicFilter</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LogicFilter.html" title="interface in org.geotools.filter">LogicFilter</A> <B>createLogicFilter</B>(<A HREF="../../../org/geotools/filter/Filter.html" title="interface in org.geotools.filter">Filter</A>&nbsp;filter,
                                     short&nbsp;filterType)
                              throws <A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>use one of <CODE>FilterFactory.and(Filter, Filter)</CODE>
 	<CODE>FilterFactory.or(Filter, Filter)</CODE>
 	<CODE>FilterFactory.not(Filter)</CODE></I>
<P>
<DD>Creates a logic filter with an initial filter.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLogicFilter(org.geotools.filter.Filter, short)">createLogicFilter</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>filter</CODE> - the initial filter to set.<DD><CODE>filterType</CODE> - Must be a logic type.
<DT><B>Returns:</B><DD>the newly constructed logic filter.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></CODE> - If there were any problems creating the
         filter, including wrong type.</DL>
</DD>
</DL>
<HR>

<A NAME="createLogicFilter(org.geotools.filter.Filter, org.geotools.filter.Filter, short)"><!-- --></A><H3>
createLogicFilter</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/LogicFilter.html" title="interface in org.geotools.filter">LogicFilter</A> <B>createLogicFilter</B>(<A HREF="../../../org/geotools/filter/Filter.html" title="interface in org.geotools.filter">Filter</A>&nbsp;filter1,
                                     <A HREF="../../../org/geotools/filter/Filter.html" title="interface in org.geotools.filter">Filter</A>&nbsp;filter2,
                                     short&nbsp;filterType)
                              throws <A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>use one of <CODE>FilterFactory.and(Filter, Filter)</CODE>
 	<CODE>FilterFactory.or(Filter, Filter)</CODE>
 	<CODE>FilterFactory.not(Filter)</CODE></I>
<P>
<DD>Creates a logic filter from two filters and a type.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createLogicFilter(org.geotools.filter.Filter, org.geotools.filter.Filter, short)">createLogicFilter</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>filter1</CODE> - the first filter to join.<DD><CODE>filter2</CODE> - the second filter to join.<DD><CODE>filterType</CODE> - must be a logic type.
<DT><B>Returns:</B><DD>the newly constructed logic filter.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></CODE> - If there were any problems creating the
         filter, including wrong type.</DL>
</DD>
</DL>
<HR>

<A NAME="createMathExpression()"><!-- --></A><H3>
createMathExpression</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/MathExpression.html" title="interface in org.geotools.filter">MathExpression</A> <B>createMathExpression</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>use one of
 	<CODE>FilterFactory.add(Expression, Expression)</CODE>
 	<CODE>FilterFactory.subtract(Expression, Expression)</CODE>
 	<CODE>FilterFactory.multiply(Expression, Expression)</CODE>
 	<CODE>FilterFactory.divide(Expression, Expression)</CODE></I>
<P>
<DD>Creates a Math Expression
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createMathExpression()">createMathExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The new Math Expression</DL>
</DD>
</DL>
<HR>

<A NAME="createMathExpression(short)"><!-- --></A><H3>
createMathExpression</H3>
<PRE>
public <A HREF="../../../org/geotools/filter/MathExpression.html" title="interface in org.geotools.filter">MathExpression</A> <B>createMathExpression</B>(short&nbsp;expressionType)
                                    throws <A HREF="../../../org/geotools/filter/IllegalFilterException.html" title="class in org.geotools.filter">IllegalFilterException</A></PRE>
<DL>
<DD>Creates a Math Expression of the given type.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/filter/FilterFactory.html#createMathExpression(short)">createMathExpression</A></CODE> in interface <CODE><A HREF="../../../org/geotools/filter/FilterFactory.html" title="interface in org.geotools.filter">FilterFactory</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>expressionType</CODE> - must be a math expression type.
<DT><B>Returns:</B><DD>The new Math Expression.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geoto