imagingparameterdescriptors.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

                                   <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A>&nbsp;sourceTypeMap,
                                   <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;registryMode)</PRE>
<DL>
<DD>Constructs a parameter descriptor wrapping the specified JAI operation, including sources.
 The properties map is given unchanged to the
 <A HREF="../../../org/geotools/referencing/AbstractIdentifiedObject.html#AbstractIdentifiedObject(java.util.Map)">super-class constructor</A>.
<P>
<DT><B>Parameters:</B><DD><CODE>properties</CODE> - Set of properties. Should contains at least .<DD><CODE>operation</CODE> - The JAI's operation descriptor, usually as an instance of
        <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/OperationDescriptor.html" title="class or interface in javax.media.jai"><CODE>OperationDescriptor</CODE></A>.<DD><CODE>sourceTypeMap</CODE> - Mapping from JAI source type to this group source type. Typically a
        singleton with the (<code><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/RenderedImage.html" title="class or interface in java.awt.image">RenderedImage</A>.class</code>,
        <code>GridCoverage.class</code>) key-value pair.<DD><CODE>registryMode</CODE> - The JAI's registry mode (usually
        <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/registry/RenderedRegistryMode.html#MODE_NAME" title="class or interface in javax.media.jai.registry"><CODE>"rendered"</CODE></A>).</DL>
<HR>

<A NAME="ImagingParameterDescriptors(java.util.Map, javax.media.jai.ParameterListDescriptor)"><!-- --></A><H3>
ImagingParameterDescriptors</H3>
<PRE>
public <B>ImagingParameterDescriptors</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A>&nbsp;properties,
                                   <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/ParameterListDescriptor.html" title="class or interface in javax.media.jai">ParameterListDescriptor</A>&nbsp;descriptor)</PRE>
<DL>
<DD>Constructs a parameter descriptor wrapping the specified JAI parameter list descriptor.
 The properties map is given unchanged to the
 <A HREF="../../../org/geotools/referencing/AbstractIdentifiedObject.html#AbstractIdentifiedObject(java.util.Map)">super-class constructor</A>.
<P>
<DT><B>Parameters:</B><DD><CODE>properties</CODE> - Set of properties. Should contains at least .<DD><CODE>descriptor</CODE> - The JAI descriptor.</DL>

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<A NAME="properties(javax.media.jai.RegistryElementDescriptor)"><!-- --></A><H3>
properties</H3>
<PRE>
public static <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A> <B>properties</B>(<A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/RegistryElementDescriptor.html" title="class or interface in javax.media.jai">RegistryElementDescriptor</A>&nbsp;operation)</PRE>
<DL>
<DD>Infers from the specified JAI operation a set of properties that can be given to the
 <A HREF="../../../org/geotools/parameter/ImagingParameterDescriptors.html#ImagingParameterDescriptors(java.util.Map, javax.media.jai.RegistryElementDescriptor, java.util.Map, java.lang.String)">constructor</A>. The returned map includes values (when available) for the following keys:
 <p>
 <table border="1">
  <tr>
   <th nowrap>Key</th>
   <th nowrap>Inferred from</th>
  </tr>
  <tr>
   <td><CODE>NAME_KEY</CODE></td>
   <td><A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/RegistryElementDescriptor.html#getName()" title="class or interface in javax.media.jai">descriptor name</A></td>
  </tr>
  <tr>
   <td><CODE>ALIAS_KEY</CODE></td>
   <td> (for the scope) and
        <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/OperationDescriptor.html#getResources(java.util.Locale)" title="class or interface in javax.media.jai">resources</A></td>
  </tr>
  <tr>
   <td><CODE>AUTHORITY_KEY</CODE></td>
   <td><A HREF="../../../org/geotools/metadata/iso/citation/Citations.html#JAI">JAI</A> or <A HREF="../../../org/geotools/metadata/iso/citation/Citations.html#GEOTOOLS">Geotools</A>
       inferred from the vendor, extented with 
       <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/OperationDescriptor.html#getResources(java.util.Locale)" title="class or interface in javax.media.jai">resources</A> as
       contact information.</td></td>
  </tr>
  <tr>
   <td><CODE>VERSION_KEY</CODE></td>
   <td> <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/OperationDescriptor.html#getResources(java.util.Locale)" title="class or interface in javax.media.jai">resources</A></td>
  </tr>
  <tr>
   <td><CODE>REMARKS_KEY</CODE></td>
   <td> <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/OperationDescriptor.html#getResources(java.util.Locale)" title="class or interface in javax.media.jai">resources</A></td>
  </tr>
 </table>
 <p>
 For JAI image operation (for example , the end result is fully-qualified name
 like  and one alias like .
 <p>
 This method returns a modifiable map. Users can safely changes its content in order to
 select for example a different name.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="createValue()"><!-- --></A><H3>
createValue</H3>
<PRE>
public GeneralParameterValue <B>createValue</B>()</PRE>
<DL>
<DD>Creates a new instance of parameter value group. A JAI <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/ParameterList.html" title="class or interface in javax.media.jai"><CODE>ParameterList</CODE></A>
 is created for holding parameter values, and wrapped into an <A HREF="../../../org/geotools/parameter/ImagingParameters.html" title="class in org.geotools.parameter"><CODE>ImagingParameters</CODE></A>
 instance.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>createValue</CODE> in interface <CODE>GeneralParameterDescriptor</CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html#createValue()">createValue</A></CODE> in class <CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html" title="class in org.geotools.parameter">DefaultParameterDescriptorGroup</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A>&nbsp;object,
                      boolean&nbsp;compareMetadata)</PRE>
<DL>
<DD>Compares the specified object with this parameter group for equality.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html#equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)">equals</A></CODE> in class <CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html" title="class in org.geotools.parameter">DefaultParameterDescriptorGroup</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - The object to compare to .<DD><CODE>compareMetadata</CODE> -  for performing a strict comparaison, or
          for comparing only properties relevant to transformations.
<DT><B>Returns:</B><DD> if both objects are equal.</DL>
</DD>
</DL>
<HR>

<A NAME="hashCode()"><!-- --></A><H3>
hashCode</H3>
<PRE>
public int <B>hashCode</B>()</PRE>
<DL>
<DD>Returns a hash value for this parameter. This value doesn't need
 to be the same in past or future versions of this class.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html#hashCode()">hashCode</A></CODE> in class <CODE><A HREF="../../../org/geotools/parameter/DefaultParameterDescriptorGroup.html" title="class in org.geotools.parameter">DefaultParameterDescriptorGroup</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The hash code value. This value doesn't need to be the same
         in past or future versions of this class.</DL>
</DD>
</DL>
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