public class Stopwords extends java.lang.Object implements RevisionHandler
Constructor and Description |
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Stopwords()
initializes the stopwords (based on Rainbow).
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Modifier and Type | Method and Description |
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void |
add(java.lang.String word)
adds the given word to the stopword list (is automatically converted to
lower case and trimmed)
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void |
clear()
removes all stopwords
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java.util.Enumeration |
elements()
Returns a sorted enumeration over all stored stopwords
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java.lang.String |
getRevision()
Returns the revision string.
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boolean |
is(java.lang.String word)
Returns true if the given string is a stop word.
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static boolean |
isStopword(java.lang.String str)
Returns true if the given string is a stop word.
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static void |
main(java.lang.String[] args)
Accepts the following parameter:
-i file
loads the stopwords from the given file -o file saves the stopwords to the given file -p outputs the current stopwords on stdout Any additional parameters are interpreted as words to test as stopwords. |
void |
read(java.io.BufferedReader reader)
Generates a new Stopwords object from the reader.
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void |
read(java.io.File file)
Generates a new Stopwords object from the given file
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void |
read(java.lang.String filename)
Generates a new Stopwords object from the given file
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boolean |
remove(java.lang.String word)
removes the word from the stopword list
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java.lang.String |
toString()
returns the current stopwords in a string
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void |
write(java.io.BufferedWriter writer)
Writes the current stopwords to the given writer.
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void |
write(java.io.File file)
Writes the current stopwords to the given file
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void |
write(java.lang.String filename)
Writes the current stopwords to the given file
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public Stopwords()
public void clear()
public void add(java.lang.String word)
word
- the word to addpublic boolean remove(java.lang.String word)
word
- the word to removepublic boolean is(java.lang.String word)
word
- the word to testpublic java.util.Enumeration elements()
public void read(java.lang.String filename) throws java.lang.Exception
filename
- the file to read the stopwords fromjava.lang.Exception
- if reading failspublic void read(java.io.File file) throws java.lang.Exception
file
- the file to read the stopwords fromjava.lang.Exception
- if reading failspublic void read(java.io.BufferedReader reader) throws java.lang.Exception
reader
- the reader to get the stopwords fromjava.lang.Exception
- if reading failspublic void write(java.lang.String filename) throws java.lang.Exception
filename
- the file to write the stopwords tojava.lang.Exception
- if writing failspublic void write(java.io.File file) throws java.lang.Exception
file
- the file to write the stopwords tojava.lang.Exception
- if writing failspublic void write(java.io.BufferedWriter writer) throws java.lang.Exception
writer
- the writer to get the stopwords fromjava.lang.Exception
- if writing failspublic java.lang.String toString()
toString
in class java.lang.Object
public static boolean isStopword(java.lang.String str)
str
- the word to testpublic java.lang.String getRevision()
getRevision
in interface RevisionHandler
public static void main(java.lang.String[] args) throws java.lang.Exception
args
- commandline parametersjava.lang.Exception
- if something goes wrong