org.expressionj.util

Class ExpressionExporter

java.lang.Object

org.expressionj.util.ExpressionExporter

public class ExpressionExporter
extends java.lang.Object

This class allows to export an Expression to a String format. The result of tnhe export, if Parsed again, would return the same equation as the one which has been used for the Export.

Constructor Summary

Constructors

Constructor and Description
ExpressionExporter()
ExpressionExporter(boolean keepConstants) Constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.String	export(Expression expr) Export the expression as a readable String.
void	setIndentation(int indent) Set the indentation value.
void	setNewLinesForBlocks(boolean newLines) Set if new lines must be inserted between each block.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionExporter

public ExpressionExporter()

ExpressionExporter

public ExpressionExporter(boolean keepConstants)

Constructor.

Parameters:

keepConstants - true if constants declarations must be kept.

Method Detail

setNewLinesForBlocks

public void setNewLinesForBlocks(boolean newLines)

Set if new lines must be inserted between each block.

Parameters:

newLines - true if new lines must be inserted between each block

setIndentation

public void setIndentation(int indent)

Set the indentation value.

Parameters:

indent - the indentation value

export

public java.lang.String export(Expression expr)

Export the expression as a readable String. Note that if an exported Expression is parsed again, the same expression will be returned, so that export(EquationParser.parse(expressionString)) = expressionString. For example:

 export("a + sin(b)") = "a + sin(b)";
 

Parameters:

expr - the expression

Returns:

the expression as a String