tools.html

数据挖掘方面最新软件

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<A NAME="formatIntegerIfPossible(double, int)"><!-- --></A><H3>
formatIntegerIfPossible</H3>
<PRE>
public static java.lang.String <B>formatIntegerIfPossible</B>(double&nbsp;value,
                                                       int&nbsp;numberOfDigits)</PRE>
<DL>
<DD>Returns a number string with no fraction digits if possible. Otherwise the given 
  number of digits will be returned.
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<A NAME="formatTime(java.util.Date)"><!-- --></A><H3>
formatTime</H3>
<PRE>
public static java.lang.String <B>formatTime</B>(java.util.Date&nbsp;date)</PRE>
<DL>
<DD>Format date as a short time string.
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</DD>
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<A NAME="formatDate(java.util.Date)"><!-- --></A><H3>
formatDate</H3>
<PRE>
public static java.lang.String <B>formatDate</B>(java.util.Date&nbsp;date)</PRE>
<DL>
<DD>Format date as a short time string.
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</DD>
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<A NAME="formatDateTime(java.util.Date)"><!-- --></A><H3>
formatDateTime</H3>
<PRE>
public static java.lang.String <B>formatDateTime</B>(java.util.Date&nbsp;date)</PRE>
<DL>
<DD>Format date as a short time string.
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</DD>
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<A NAME="ordinalNumber(int)"><!-- --></A><H3>
ordinalNumber</H3>
<PRE>
public static java.lang.String <B>ordinalNumber</B>(int&nbsp;n)</PRE>
<DL>
<DD>Returns the name for an ordinal number.
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<A NAME="isEqual(double, double)"><!-- --></A><H3>
isEqual</H3>
<PRE>
public static boolean <B>isEqual</B>(double&nbsp;d1,
                              double&nbsp;d2)</PRE>
<DL>
<DD>Returns true if the difference between both numbers is smaller than IS_ZERO.
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</DD>
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<A NAME="isZero(double)"><!-- --></A><H3>
isZero</H3>
<PRE>
public static boolean <B>isZero</B>(double&nbsp;d)</PRE>
<DL>
<DD>Returns <A HREF="../../../com/rapidminer/tools/Tools.html#isEqual(double, double)"><CODE>isEqual(double, double)</CODE></A> for d and 0.
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<A NAME="isNotEqual(double, double)"><!-- --></A><H3>
isNotEqual</H3>
<PRE>
public static boolean <B>isNotEqual</B>(double&nbsp;d1,
                                 double&nbsp;d2)</PRE>
<DL>
<DD>Returns no <A HREF="../../../com/rapidminer/tools/Tools.html#isEqual(double, double)"><CODE>isEqual(double, double)</CODE></A>.
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<A NAME="isGreater(double, double)"><!-- --></A><H3>
isGreater</H3>
<PRE>
public static boolean <B>isGreater</B>(double&nbsp;d1,
                                double&nbsp;d2)</PRE>
<DL>
<DD>Returns true if the d1 is greater than d2 and they are not equal.
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<A NAME="isGreaterEqual(double, double)"><!-- --></A><H3>
isGreaterEqual</H3>
<PRE>
public static boolean <B>isGreaterEqual</B>(double&nbsp;d1,
                                     double&nbsp;d2)</PRE>
<DL>
<DD>Returns true if the d1 is greater than d1 or both are equal.
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<A NAME="isLess(double, double)"><!-- --></A><H3>
isLess</H3>
<PRE>
public static boolean <B>isLess</B>(double&nbsp;d1,
                             double&nbsp;d2)</PRE>
<DL>
<DD>Returns true if the d1 is less than d2 and they are not equal.
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</DD>
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<A NAME="isLessEqual(double, double)"><!-- --></A><H3>
isLessEqual</H3>
<PRE>
public static boolean <B>isLessEqual</B>(double&nbsp;d1,
                                  double&nbsp;d2)</PRE>
<DL>
<DD>Returns true if the d1 is less than d1 or both are equal.
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<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getLineSeparator()"><!-- --></A><H3>
getLineSeparator</H3>
<PRE>
public static java.lang.String <B>getLineSeparator</B>()</PRE>
<DL>
<DD>Returns the correct line separator for the current operating system.
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<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="getLineSeparators(int)"><!-- --></A><H3>
getLineSeparators</H3>
<PRE>
public static java.lang.String <B>getLineSeparators</B>(int&nbsp;number)</PRE>
<DL>
<DD>Returns the correct line separator for the current operating system concatenated 
  for the given number of times.
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<DD><DL>
</DL>
</DD>
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<A NAME="transformAllLineSeparators(java.lang.String)"><!-- --></A><H3>
transformAllLineSeparators</H3>
<PRE>
public static java.lang.String <B>transformAllLineSeparators</B>(java.lang.String&nbsp;text)</PRE>
<DL>
<DD>Replaces all possible line feed character combinations by &quot;\n&quot;. This
  might be important for GUI purposes like tool tip texts which do not support
  carriage return combinations.
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</DD>
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<A NAME="removeAllLineSeparators(java.lang.String)"><!-- --></A><H3>
removeAllLineSeparators</H3>
<PRE>
public static java.lang.String <B>removeAllLineSeparators</B>(java.lang.String&nbsp;text)</PRE>
<DL>
<DD>Removes all possible line feed character combinations. This
  might be important for GUI purposes like tool tip texts which do not support
  carriage return combinations.
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<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="classNameWOPackage(java.lang.Class)"><!-- --></A><H3>
classNameWOPackage</H3>
<PRE>
public static java.lang.String <B>classNameWOPackage</B>(java.lang.Class&nbsp;c)</PRE>
<DL>
<DD>Returns the class name of the given class without the package
 information.
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<DD><DL>
</DL>
</DD>
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<A NAME="readOutput(java.io.BufferedReader)"><!-- --></A><H3>
readOutput</H3>
<PRE>
public static java.lang.String <B>readOutput</B>(java.io.BufferedReader&nbsp;in)
                                   throws java.io.IOException</PRE>
<DL>
<DD>Reads the output of the reader and delivers it as string.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE></DL>
</DD>
</DL>
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<A NAME="getFile(java.io.File, java.lang.String)"><!-- --></A><H3>
getFile</H3>
<PRE>
public static java.io.File <B>getFile</B>(java.io.File&nbsp;parent,
                                   java.lang.String&nbsp;name)</PRE>
<DL>
<DD>Creates a file relative to the given parent if name is not an absolute
 file name. Returns null if name is null.
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</DD>
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<A NAME="getReader(java.io.File, java.nio.charset.Charset)"><!-- --></A><H3>
getReader</H3>
<PRE>
public static java.io.BufferedReader <B>getReader</B>(java.io.File&nbsp;file,
                                               java.nio.charset.Charset&nbsp;encoding)
                                        throws java.io.IOException</PRE>
<DL>
<DD>This method checks if the given file is a Zip file containing one entry (in case of file extension .zip). 
  If this is the case, a reader based on a ZipInputStream for this entry is returned. 
  Otherwise, this method checks if the file has the extension .gz. If this applies, a gzipped
  stream reader is returned. Otherwise, this method just returns a BufferedReader
  for the given file (file was not zipped at all).
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getDefaultEncoding()"><!-- --></A><H3>
getDefaultEncoding</H3>
<PRE>
public static java.nio.charset.Charset <B>getDefaultEncoding</B>()</PRE>
<DL>
<DD>This method tries to identify the encoding if a GUI is running and a process
  is defined. In this case, the encoding is taken from the process. 
  Otherwise, the method tries to identify the encoding via the property
  <A HREF="../../../com/rapidminer/RapidMiner.html#PROPERTY_RAPIDMINER_GENERAL_DEFAULT_ENCODING"><CODE>RapidMiner.PROPERTY_RAPIDMINER_GENERAL_DEFAULT_ENCODING</CODE></A>. If this is not 
  possible, this method just returns the default system encoding.
<P>
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</DD>
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<A NAME="mkdir(java.io.File)"><!-- --></A><H3>
mkdir</H3>
<PRE>
public static boolean <B>mkdir</B>(java.io.File&nbsp;dir)</PRE>
<DL>
<DD>Creates a directory including parent directories.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>true, if operation was successful.</DL>
</DD>
</DL>
<HR>

<A NAME="getRelativePath(java.io.File, java.io.File)"><!-- --></A><H3>
getRelativePath</H3>
<PRE>
public static java.lang.String <B>getRelativePath</B>(java.io.File&nbsp;firstFile,
                                               java.io.File&nbsp;secondFile)
                                        throws java.io.IOException</PRE>
<DL>
<DD>Returns the relative path of the first file resolved against the second.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="waitForProcess(com.rapidminer.operator.Operator, java.lang.Process, java.lang.String)"><!-- --></A><H3>
waitForProcess</H3>
<PRE>
public static void <B>waitForProcess</B>(<A HREF="../../../com/rapidminer/operator/Operator.html" title="class in com.rapidminer.operator">Operator</A>&nbsp;operator,
                                  java.lang.Process&nbsp;process,
                                  java.lang.String&nbsp;name)
                           throws <A HREF="../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></PRE>
<DL>
<DD>Waits for process to die and writes log messages. Terminates if exit
 value is not 0.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></CODE></DL>
</DD>
</DL>
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<A NAME="sendEmail(java.lang.String, java.lang.String, java.lang.String)"><!-- --></A><H3>
sendEmail</H3>
<PRE>
public static void <B>sendEmail</B>(java.lang.String&nbsp;address,
                             java.lang.String&nbsp;subject,
                             java.lang.String&nbsp;content)</PRE>
<DL>
<DD>Sends a mail to the given address, using the specified subject and
 contents. Subject must contain no whitespace!