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java.lang.Objectweka.core.converters.AbstractLoader
weka.core.converters.CSVLoader
Reads a text file that is comma or tab delimited..
Loader,
Serialized Form| Field Summary | |
static java.lang.String |
FILE_EXTENSION
|
| Constructor Summary | |
CSVLoader()
|
|
| Method Summary | |
Instances |
getDataSet()
Return the full data set. |
java.lang.String |
getFileDescription()
Returns a description of the file type. |
java.lang.String |
getFileExtension()
Get the file extension used for arff files |
Instance |
getNextInstance()
CSVLoader is unable to process a data set incrementally. |
Instances |
getStructure()
Determines and returns (if possible) the structure (internally the header) of the data set as an empty set of instances. |
java.lang.String |
globalInfo()
Returns a string describing this attribute evaluator |
static void |
main(java.lang.String[] args)
Main method. |
void |
reset()
Resets the loader ready to read a new data set |
java.io.File |
retrieveFile()
get the File specified as the source |
void |
setFile(java.io.File file)
sets the source File |
void |
setSource(java.io.File file)
Resets the Loader object and sets the source of the data set to be the supplied File object. |
| Methods inherited from class weka.core.converters.AbstractLoader |
setSource |
| Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
public static java.lang.String FILE_EXTENSION
| Constructor Detail |
public CSVLoader()
| Method Detail |
public java.lang.String getFileExtension()
getFileExtension in interface FileSourcedConverterpublic java.lang.String getFileDescription()
getFileDescription in interface FileSourcedConverterpublic java.io.File retrieveFile()
retrieveFile in interface FileSourcedConverter
public void setFile(java.io.File file)
throws java.io.IOException
setFile in interface FileSourcedConverterfile - the source file
java.io.IOException - if an error occurspublic java.lang.String globalInfo()
public void reset()
public void setSource(java.io.File file)
throws java.io.IOException
setSource in interface LoadersetSource in class AbstractLoaderfile - the source file.
java.io.IOException - if an error occurs
public Instances getStructure()
throws java.io.IOException
getStructure in interface LoadergetStructure in class AbstractLoaderjava.io.IOException - if an error occurs
public Instances getDataSet()
throws java.io.IOException
getDataSet in interface LoadergetDataSet in class AbstractLoaderjava.io.IOException - if there is no source or parsing fails
public Instance getNextInstance()
throws java.io.IOException
getNextInstance in interface LoadergetNextInstance in class AbstractLoaderjava.io.IOException - always. CSVLoader is unable to process a data
set incrementally.public static void main(java.lang.String[] args)
args - should contain the name of an input file.
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