capabilities.html

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<PRE>
public boolean <B>test</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data,
                    int&nbsp;fromIndex,
                    int&nbsp;toIndex)</PRE>
<DL>
<DD>Tests a certain range of attributes of the given data, whether it can be 
 processed by the handler, given its capabilities. Classifiers 
 implementing the <code>MultiInstanceCapabilitiesHandler</code> interface 
 are checked automatically for their multi-instance Capabilities (if no 
 bags, then only the bag-structure, otherwise only the first bag).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to test<DD><CODE>fromIndex</CODE> - the range of attributes - start (incl.)<DD><CODE>toIndex</CODE> - the range of attributes - end (incl.)
<DT><B>Returns:</B><DD>true if all the tests succeeded<DT><B>See Also:</B><DD><A HREF="../../weka/core/MultiInstanceCapabilitiesHandler.html" title="interface in weka.core"><CODE>MultiInstanceCapabilitiesHandler</CODE></A>, 
<A HREF="../../weka/core/Capabilities.html#m_InstancesTest"><CODE>m_InstancesTest</CODE></A>, 
<A HREF="../../weka/core/Capabilities.html#m_MissingValuesTest"><CODE>m_MissingValuesTest</CODE></A>, 
<A HREF="../../weka/core/Capabilities.html#m_MissingClassValuesTest"><CODE>m_MissingClassValuesTest</CODE></A>, 
<A HREF="../../weka/core/Capabilities.html#m_MinimumNumberInstancesTest"><CODE>m_MinimumNumberInstancesTest</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="testWithFail(weka.core.Attribute)"><!-- --></A><H3>
testWithFail</H3>
<PRE>
public void <B>testWithFail</B>(<A HREF="../../weka/core/Attribute.html" title="class in weka.core">Attribute</A>&nbsp;att)
                  throws java.lang.Exception</PRE>
<DL>
<DD>tests the given attribute by calling the test(Attribute,boolean) method 
 and throws an exception if the test fails. The method assumes that the
 specified attribute is not the class attribute.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>att</CODE> - the attribute to test
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case the attribute doesn't pass the tests<DT><B>See Also:</B><DD><A HREF="../../weka/core/Capabilities.html#test(weka.core.Attribute, boolean)"><CODE>test(Attribute,boolean)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="testWithFail(weka.core.Attribute, boolean)"><!-- --></A><H3>
testWithFail</H3>
<PRE>
public void <B>testWithFail</B>(<A HREF="../../weka/core/Attribute.html" title="class in weka.core">Attribute</A>&nbsp;att,
                         boolean&nbsp;isClass)
                  throws java.lang.Exception</PRE>
<DL>
<DD>tests the given attribute by calling the test(Attribute,boolean) method 
 and throws an exception if the test fails.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>att</CODE> - the attribute to test<DD><CODE>isClass</CODE> - whether this attribute is the class attribute
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case the attribute doesn't pass the tests<DT><B>See Also:</B><DD><A HREF="../../weka/core/Capabilities.html#test(weka.core.Attribute, boolean)"><CODE>test(Attribute,boolean)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="testWithFail(weka.core.Instances, int, int)"><!-- --></A><H3>
testWithFail</H3>
<PRE>
public void <B>testWithFail</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data,
                         int&nbsp;fromIndex,
                         int&nbsp;toIndex)
                  throws java.lang.Exception</PRE>
<DL>
<DD>tests the given data by calling the test(Instances,int,int) method and 
 throws an exception if the test fails.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to test<DD><CODE>fromIndex</CODE> - the range of attributes - start (incl.)<DD><CODE>toIndex</CODE> - the range of attributes - end (incl.)
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case the data doesn't pass the tests<DT><B>See Also:</B><DD><A HREF="../../weka/core/Capabilities.html#test(weka.core.Instances, int, int)"><CODE>test(Instances,int,int)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="testWithFail(weka.core.Instances)"><!-- --></A><H3>
testWithFail</H3>
<PRE>
public void <B>testWithFail</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data)
                  throws java.lang.Exception</PRE>
<DL>
<DD>tests the given data by calling the test(Instances) method and throws 
 an exception if the test fails.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to test
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case the data doesn't pass the tests<DT><B>See Also:</B><DD><A HREF="../../weka/core/Capabilities.html#test(weka.core.Instances)"><CODE>test(Instances)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>returns a string representation of the capabilities
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a string representation of this object</DL>
</DD>
</DL>
<HR>

<A NAME="toSource(java.lang.String)"><!-- --></A><H3>
toSource</H3>
<PRE>
public java.lang.String <B>toSource</B>(java.lang.String&nbsp;objectname)</PRE>
<DL>
<DD>turns the capabilities object into source code. The returned source code
 is a block that creates a Capabilities object named 'objectname' and
 enables all the capabilities of this Capabilities object.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>objectname</CODE> - the name of the Capabilities object being instantiated
<DT><B>Returns:</B><DD>the generated source code</DL>
</DD>
</DL>
<HR>

<A NAME="toSource(java.lang.String, int)"><!-- --></A><H3>
toSource</H3>
<PRE>
public java.lang.String <B>toSource</B>(java.lang.String&nbsp;objectname,
                                 int&nbsp;indent)</PRE>
<DL>
<DD>turns the capabilities object into source code. The returned source code
 is a block that creates a Capabilities object named 'objectname' and
 enables all the capabilities of this Capabilities object.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>objectname</CODE> - the name of the Capabilities object being instantiated<DD><CODE>indent</CODE> - the number of blanks to indent
<DT><B>Returns:</B><DD>the generated source code</DL>
</DD>
</DL>
<HR>

<A NAME="forInstances(weka.core.Instances)"><!-- --></A><H3>
forInstances</H3>
<PRE>
public static <A HREF="../../weka/core/Capabilities.html" title="class in weka.core">Capabilities</A> <B>forInstances</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data)
                                 throws java.lang.Exception</PRE>
<DL>
<DD>returns a Capabilities object specific for this data. The multi-instance
 capability is not checked as well as the minimum number of instances
 is not set.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to base the capabilities on
<DT><B>Returns:</B><DD>a data-specific capabilities object
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case an error occurrs, e.g., an unknown attribute 
                        type</DL>
</DD>
</DL>
<HR>

<A NAME="forInstances(weka.core.Instances, boolean)"><!-- --></A><H3>
forInstances</H3>
<PRE>
public static <A HREF="../../weka/core/Capabilities.html" title="class in weka.core">Capabilities</A> <B>forInstances</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data,
                                        boolean&nbsp;multi)
                                 throws java.lang.Exception</PRE>
<DL>
<DD>returns a Capabilities object specific for this data. The minimum number 
 of instances is not set, the check for multi-instance data is optional.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to base the capabilities on<DD><CODE>multi</CODE> - if true then the structure is checked, too
<DT><B>Returns:</B><DD>a data-specific capabilities object
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - in case an error occurrs, e.g., an unknown attribute 
                        type</DL>
</DD>
</DL>
<HR>

<A NAME="main(java.lang.String[])"><!-- --></A><H3>
main</H3>
<PRE>
public static void <B>main</B>(java.lang.String[]&nbsp;args)
                 throws java.lang.Exception</PRE>
<DL>
<DD>loads the given dataset and prints the Capabilities necessary to 
 process it. <p/>
 
 Valid parameters: <p/>
 
 -file filename <br/>
  the file to load
  
 -c index
  the explicit index of the class attribute (default: none)
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>args</CODE> - the commandline arguments
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if something goes wrong</DL>
</DD>
</DL>
<HR>

<A NAME="getRevision()"><!-- --></A><H3>
getRevision</H3>
<PRE>
public java.lang.String <B>getRevision</B>()</PRE>
<DL>
<DD>Returns the revision string.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/RevisionHandler.html#getRevision()">getRevision</A></CODE> in interface <CODE><A HREF="../../weka/core/RevisionHandler.html" title="interface in weka.core">RevisionHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the revision</DL>
</DD>
</DL>
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