zinger.bsheet
Class FlatFilePersistence

java.lang.Object
  zinger.bsheet.AbstractPersistence
      zinger.bsheet.StandardMapPersistence
          zinger.bsheet.StreamMapPersistence
              zinger.bsheet.FlatFilePersistence

All Implemented Interfaces:

Persistence

public class FlatFilePersistence
extends StreamMapPersistence

Field Summary

protected int[]	colDelimChars
protected int[]	commentChars
protected boolean	eolIsSignificant
static FlatFilePersistence	INSTANCE
protected int[]	ordinaryChars
protected int[]	quoteChars
protected int[]	rowDelimChars
protected boolean	slashSlashComments
protected boolean	slashStarComments

Fields inherited from class zinger.bsheet.StandardMapPersistence

APPEARANCE_MAP_KEY, COLUMN_IDENTIFIERS_KEY, COLUMNS_KEY, DATA_VECTOR_KEY, DATA_VECTOR_LENGTH_KEY, FORMATS_KEY, ROW_HEIGHTS_KEY, VERSION_KEY

Fields inherited from class zinger.bsheet.AbstractPersistence

extensions, fileFilter

Constructor Summary

protected	FlatFilePersistence()
protected	FlatFilePersistence(javax.swing.filechooser.FileFilter fileFilter, java.lang.String[] extensions)

Method Summary

protected java.io.StreamTokenizer	createColumnTokenizer(java.io.Reader r)
protected java.io.StreamTokenizer	createRowTokenizer(java.io.Reader r)
protected java.io.StreamTokenizer	createTokenizer(java.io.Reader r, int[] quoteChars, int[] whitespaceChars)
protected boolean	doPromptForParseSettings(java.awt.Component parent)
java.lang.CharSequence	getColDelimChars()
java.lang.CharSequence	getCommentChars()
java.lang.CharSequence	getOrdinaryChars()
java.lang.CharSequence	getQuoteChars()
java.lang.CharSequence	getRowDelimChars()
boolean	getSlashSlashComments()
boolean	getSlashStarComments()
boolean	isEOLSignificant()
protected boolean	isQuote(int ttype)
protected java.util.Map	load(java.io.InputStream is)
boolean	load(javax.swing.JTable table, java.io.File file) Prompts for parsing settings before calling superclass' implementation.
int[]	readEscapedChars(java.lang.CharSequence escapedChars)
protected java.util.Map	save(javax.swing.JTable table)
boolean	save(javax.swing.JTable table, java.io.File file) Prompts for parsing settings before calling superclass' implementation.
protected void	save(java.util.Map map, java.io.OutputStream os)
void	setColDelimChars(java.lang.CharSequence colDelimChars)
void	setCommentChars(java.lang.CharSequence commentChars)
void	setEOLSignificant(boolean eolSignificant)
void	setOrdinaryChars(java.lang.CharSequence ordinaryChars)
void	setQuoteChars(java.lang.CharSequence quoteChars)
void	setRowDelimChars(java.lang.CharSequence rowDelimChars)
void	setSlashSlashComments(boolean slashSlashComments)
void	setSlashStarComments(boolean slashStarComments)
java.lang.CharSequence	writeEscapedChars(int[] chars)

Methods inherited from class zinger.bsheet.StreamMapPersistence

load, save

Methods inherited from class zinger.bsheet.StandardMapPersistence

decompressDataVector, evalValues, getColumns, getCompressedDataVector, isLoadCapable, load, setColumns

Methods inherited from class zinger.bsheet.AbstractPersistence

autocorrectFile, getFileFilter

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final FlatFilePersistence INSTANCE

commentChars

protected int[] commentChars

quoteChars

protected int[] quoteChars

eolIsSignificant

protected boolean eolIsSignificant

ordinaryChars

protected int[] ordinaryChars

slashSlashComments

protected boolean slashSlashComments

slashStarComments

protected boolean slashStarComments

rowDelimChars

protected int[] rowDelimChars

colDelimChars

protected int[] colDelimChars

Constructor Detail

FlatFilePersistence

protected FlatFilePersistence()

FlatFilePersistence

protected FlatFilePersistence(javax.swing.filechooser.FileFilter fileFilter,
                              java.lang.String[] extensions)

Method Detail

getCommentChars

public java.lang.CharSequence getCommentChars()

Since:

1.0.5

setCommentChars

public void setCommentChars(java.lang.CharSequence commentChars)

Since:

1.0.5

getQuoteChars

public java.lang.CharSequence getQuoteChars()

Since:

1.0.5

setQuoteChars

public void setQuoteChars(java.lang.CharSequence quoteChars)

Since:

1.0.5

isEOLSignificant

public boolean isEOLSignificant()

Since:

1.0.5

setEOLSignificant

public void setEOLSignificant(boolean eolSignificant)

Since:

1.0.5

getOrdinaryChars

public java.lang.CharSequence getOrdinaryChars()

Since:

1.0.5

setOrdinaryChars

public void setOrdinaryChars(java.lang.CharSequence ordinaryChars)

Since:

1.0.5

getSlashSlashComments

public boolean getSlashSlashComments()

Since:

1.0.5

setSlashSlashComments

public void setSlashSlashComments(boolean slashSlashComments)

Since:

1.0.5

getSlashStarComments

public boolean getSlashStarComments()

Since:

1.0.5

setSlashStarComments

public void setSlashStarComments(boolean slashStarComments)

Since:

1.0.5

getRowDelimChars

public java.lang.CharSequence getRowDelimChars()

Since:

1.0.5

setRowDelimChars

public void setRowDelimChars(java.lang.CharSequence rowDelimChars)

Since:

1.0.5

getColDelimChars

public java.lang.CharSequence getColDelimChars()

Since:

1.0.5

setColDelimChars

public void setColDelimChars(java.lang.CharSequence colDelimChars)

Since:

1.0.5

writeEscapedChars

public java.lang.CharSequence writeEscapedChars(int[] chars)

Since:

1.0.5

readEscapedChars

public int[] readEscapedChars(java.lang.CharSequence escapedChars)

doPromptForParseSettings

protected boolean doPromptForParseSettings(java.awt.Component parent)

createTokenizer

protected java.io.StreamTokenizer createTokenizer(java.io.Reader r,
                                                  int[] quoteChars,
                                                  int[] whitespaceChars)

createRowTokenizer

protected java.io.StreamTokenizer createRowTokenizer(java.io.Reader r)

createColumnTokenizer

protected java.io.StreamTokenizer createColumnTokenizer(java.io.Reader r)

isQuote

protected boolean isQuote(int ttype)

Since:

0.9.7

save

protected void save(java.util.Map map,
                    java.io.OutputStream os)
             throws java.io.IOException

Specified by:

save in class StreamMapPersistence

Throws:

java.io.IOException

load

protected java.util.Map load(java.io.InputStream is)
                      throws java.io.IOException

Specified by:

load in class StreamMapPersistence

Throws:

java.io.IOException

save

public boolean save(javax.swing.JTable table,
                    java.io.File file)
             throws java.io.IOException

Prompts for parsing settings before calling superclass' implementation. If the parse settings are canceled by the user returns false

Specified by:

save in interface Persistence

Overrides:

save in class StandardMapPersistence

Returns:

true if the document was persisted successfully

Throws:

java.io.IOException - if an IO problem occurred during persisting the document

load

public boolean load(javax.swing.JTable table,
                    java.io.File file)
             throws java.io.IOException,
                    java.lang.UnsupportedOperationException

Prompts for parsing settings before calling superclass' implementation. If the parse settings are canceled by the user returns false

Specified by:

load in interface Persistence

Overrides:

load in class StandardMapPersistence

Returns:

true if the document was loaded successfully

Throws:

java.io.IOException - if an IO problem occurred during loading the document

java.lang.UnsupportedOperationException - if the implementation is not capable of loading documents as per isLoadCapable() method

See Also:

Persistence.isLoadCapable()

save

protected java.util.Map save(javax.swing.JTable table)

Overrides:

save in class StandardMapPersistence