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java.lang.Objectweka.core.converters.AbstractSaver
weka.core.converters.AbstractFileSaver
weka.core.converters.CSVSaver
public class CSVSaver
Writes to a destination that is in CSV (comma-separated values) format. The column separator can be chosen (default is ',') as well as the value representing missing values (default is '?').
Valid options are:-F <separator> The field separator to be used. '\t' can be used as well. (default: ',')
-M <str> The string representing a missing value. (default: ?)
-i <the input file> The input file
-o <the output file> The output file
Saver
,
Serialized FormField Summary |
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Fields inherited from interface weka.core.converters.Saver |
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BATCH, INCREMENTAL, NONE |
Constructor Summary | |
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CSVSaver()
Constructor. |
Method Summary | |
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java.lang.String |
fieldSeparatorTipText()
Returns the tip text for this property. |
Capabilities |
getCapabilities()
Returns the Capabilities of this saver. |
java.lang.String |
getFieldSeparator()
Returns the character used as column separator. |
java.lang.String |
getFileDescription()
Returns a description of the file type. |
java.lang.String |
getMissingValue()
Returns the current placeholder for missing values. |
java.lang.String[] |
getOptions()
Gets the current settings of the Classifier. |
java.lang.String |
getRevision()
Returns the revision string. |
java.lang.String |
globalInfo()
Returns a string describing this Saver. |
java.util.Enumeration |
listOptions()
Returns an enumeration describing the available options. |
static void |
main(java.lang.String[] args)
Main method. |
java.lang.String |
missingValueTipText()
Returns the tip text for this property. |
void |
resetOptions()
Resets the Saver. |
void |
setFieldSeparator(java.lang.String value)
Sets the character used as column separator. |
void |
setMissingValue(java.lang.String value)
Sets the placeholder for missing values. |
void |
setOptions(java.lang.String[] options)
Parses a given list of options. |
void |
writeBatch()
Writes a Batch of instances. |
void |
writeIncremental(Instance inst)
Saves an instances incrementally. |
Methods inherited from class weka.core.converters.AbstractFileSaver |
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cancel, filePrefix, getFileExtension, getFileExtensions, getUseRelativePath, getWriter, resetWriter, retrieveDir, retrieveFile, runFileSaver, setDestination, setDestination, setDir, setDirAndPrefix, setEnvironment, setFile, setFilePrefix, setUseRelativePath, useRelativePathTipText |
Methods inherited from class weka.core.converters.AbstractSaver |
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getInstances, getWriteMode, resetStructure, setInstances, setRetrieval, setStructure |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface weka.core.converters.FileSourcedConverter |
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getFileExtension, getFileExtensions, getUseRelativePath, retrieveFile, setFile, setUseRelativePath |
Constructor Detail |
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public CSVSaver()
Method Detail |
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public java.lang.String globalInfo()
public java.util.Enumeration listOptions()
listOptions
in interface OptionHandler
listOptions
in class AbstractFileSaver
public void setOptions(java.lang.String[] options) throws java.lang.Exception
-F <separator> The field separator to be used. '\t' can be used as well. (default: ',')
-M <str> The string representing a missing value. (default: ?)
-i <the input file> The input file
-o <the output file> The output file
setOptions
in interface OptionHandler
setOptions
in class AbstractFileSaver
options
- the list of options as an array of strings
java.lang.Exception
- if an option is not supportedpublic java.lang.String[] getOptions()
getOptions
in interface OptionHandler
getOptions
in class AbstractFileSaver
public void setFieldSeparator(java.lang.String value)
value
- the character to usepublic java.lang.String getFieldSeparator()
public java.lang.String fieldSeparatorTipText()
public void setMissingValue(java.lang.String value)
value
- the placeholderpublic java.lang.String getMissingValue()
public java.lang.String missingValueTipText()
public java.lang.String getFileDescription()
getFileDescription
in interface FileSourcedConverter
getFileDescription
in class AbstractFileSaver
public void resetOptions()
resetOptions
in class AbstractFileSaver
public Capabilities getCapabilities()
getCapabilities
in interface CapabilitiesHandler
getCapabilities
in class AbstractSaver
Capabilities
public void writeIncremental(Instance inst) throws java.io.IOException
writeIncremental
in interface Saver
writeIncremental
in class AbstractSaver
inst
- the instance to save
java.io.IOException
- throws IOEXception if an instance cannot be saved incrementally.public void writeBatch() throws java.io.IOException
writeBatch
in interface Saver
writeBatch
in class AbstractSaver
java.io.IOException
- throws IOException if saving in batch mode is not possiblepublic java.lang.String getRevision()
getRevision
in interface RevisionHandler
public static void main(java.lang.String[] args)
args
- should contain the options of a Saver.
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