org.deegree.commons.utils
Class GraphvizDot

java.lang.Object
  org.deegree.commons.utils.GraphvizDot

public class GraphvizDot
extends Object

The GraphvizDot class provides a few methods to create a graphviz 'dot' file. For more information on dot files please see http://www.graphviz.org

Version:

$Revision: 23625 $, $Date: 2010-04-15 14:06:39 +0200 (Thu, 15 Apr 2010) $

Author:

Rutger Bezema, last edited by: $Author: rbezema $

Constructor Summary

GraphvizDot()

Method Summary

static void	addRankDirLeftToRight(List<String> attribs)
static void	endGraph(Writer writer) Writes the last closing bracket.
static String	getFillColorDef(String color) http://www.graphviz.org/doc/info/colors.html
static String	getLabelDef(String label)
static String	getShapeDef(String shape) http://www.graphviz.org/doc/info/shapes.html
static String	getStyleDef(String style)
static void	startDiGraph(Writer writer) Writes the starting directed graph definition.
static void	startDiGraph(Writer writer, List<String> attribs) Writes the starting directed graph definition. and adds the given attributes to the graph start.
static void	writeEdge(String from, String to, List<String> attr_List, Writer writer) Writes a vertex.
static void	writeVertex(String id, List<String> attr_List, Writer writer) Writes a vertex.

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphvizDot

public GraphvizDot()

Method Detail

startDiGraph

public static void startDiGraph(Writer writer)
                         throws IOException

Writes the starting directed graph definition.

Parameters:

writer -

Throws:

IOException

startDiGraph

public static void startDiGraph(Writer writer,
                                List<String> attribs)
                         throws IOException

Writes the starting directed graph definition. and adds the given attributes to the graph start.

Parameters:

writer -

attribs - the attributes to write beneath the opening of the graph. For example use the addRankDirLeftToRight(List) to do left to right drawing of the graph

Throws:

IOException

IOException

endGraph

public static void endGraph(Writer writer)
                     throws IOException

Writes the last closing bracket.

Parameters:

writer -

Throws:

IOException

writeVertex

public static void writeVertex(String id,
                               List<String> attr_List,
                               Writer writer)
                        throws IOException

Writes a vertex.

Parameters:

id - of the vertex

attr_List - of attributes to write to the vertex definition

writer -

Throws:

IOException

writeEdge

public static void writeEdge(String from,
                             String to,
                             List<String> attr_List,
                             Writer writer)
                      throws IOException

Writes a vertex.

Parameters:

from - this vertex

to - this vertex

attr_List - of attributes to write to the edge definition

writer -

Throws:

IOException

getLabelDef

public static String getLabelDef(String label)

Parameters:

label - to set

Returns:

a label statement in the graphviz language

getFillColorDef

public static String getFillColorDef(String color)

http://www.graphviz.org/doc/info/colors.html

Parameters:

color - to set

Returns:

a fill color statement in the graphviz language

getShapeDef

public static String getShapeDef(String shape)

http://www.graphviz.org/doc/info/shapes.html

Parameters:

shape - to set

Returns:

a fill color statement in the graphviz language

addRankDirLeftToRight

public static void addRankDirLeftToRight(List<String> attribs)

Parameters:

attribs -

getStyleDef

public static String getStyleDef(String style)

Parameters:

style - one of 'solid dashed dotted bold invis'

Returns:

a style statement in the graphviz language.