de.lmu.ifi.dbs.elki.utilities.output
Class PrettyPrinter

java.lang.Object
  de.lmu.ifi.dbs.elki.utilities.output.PrettyPrinter

public class PrettyPrinter
extends Object

Class for formatting output into table.

Author:

Arthur Zimek

Field Summary

private int[]	columnWidth provides the column width for each column
static String	NEWLINE The newline-String dependent on the system.
private String	separator provides a separator to separate different columns (could be empty String)

Constructor Summary

PrettyPrinter(int[] columnWidth, String separator)
Provides a PrettyPrinter with specified columnWidth and specified separator.

Method Summary

Vector<String>	breakLine(String line, int column) Breaks a line at near line-end spaces fitting to width of columnWidth[column].
String	formattedLine(String[] lineEntries, char fillCharacter) Formats given lineEntries into formatted tableLine, filled with specified fillCharacter.
String	formattedLine(String[] lineEntries, char fillCharacter, boolean[] leftBounded) Formats given lineEntries into formatted tableLine, filled with specified fillCharacter.
private String	splitAtLastBlank(String s, int column) Splits the specified string at the last blank before columnWidth[column].

Methods inherited from class java.lang.Object

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

Field Detail

NEWLINE

public static final String NEWLINE

The newline-String dependent on the system.

columnWidth

private int[] columnWidth

provides the column width for each column

separator

private String separator

provides a separator to separate different columns (could be empty String)

Constructor Detail

PrettyPrinter

public PrettyPrinter(int[] columnWidth,
                     String separator)

Provides a PrettyPrinter with specified columnWidth and specified separator.

Parameters:

columnWidth - the column width for each column

separator - a separator to separate different columns (could be empty String)

Method Detail

formattedLine

public String formattedLine(String[] lineEntries,
                            char fillCharacter)

Formats given lineEntries into formatted tableLine, filled with specified fillCharacter.

Parameters:

lineEntries - the entries to be written into table

fillCharacter - char to fill the table line with

Returns:

formatted lineEntries

formattedLine

public String formattedLine(String[] lineEntries,
                            char fillCharacter,
                            boolean[] leftBounded)

Formats given lineEntries into formatted tableLine, filled with specified fillCharacter.

Parameters:

lineEntries - the entries to be written into table

fillCharacter - char to fill the table line with

leftBounded - specifies, if column is leftBounded

Returns:

formatted lineEntries

breakLine

public Vector<String> breakLine(String line,
                                int column)

Breaks a line at near line-end spaces fitting to width of columnWidth[column].

Parameters:

line - the line to break

column - the index of column in columnWidth

Returns:

Vector contains the lines made of the given line

splitAtLastBlank

private String splitAtLastBlank(String s,
                                int column)

Splits the specified string at the last blank before columnWidth[column].

Parameters:

s - the string to be splitted

column - the index of column in columnWidth

Returns:

the splitted string