Class TemplateBuilder

java.lang.Object

org.javacc.utils.TemplateBuilder

class TemplateBuilder
extends Object

Generates boiler-plate files from templates. Only very basic template processing is supplied - if we need something more sophisticated I suggest we use a third-party library.

Since:

4.2

Field Summary

Fields

Modifier and Type	Field	Description
private String	currentLine
private final CodeGeneratorSettings	options
private final String	template

Constructor Summary

Constructors

Constructor	Description
TemplateBuilder(String template, CodeGeneratorSettings options)

Method Summary

Modifier and Type	Method	Description
private boolean	evaluate(String condition)
void	generate(PrintWriter writer)	Generate the output file.
private String	getLine(BufferedReader in)
private String	peekLine(BufferedReader in)
private void	process(BufferedReader in, PrintWriter out, boolean ignoring)
private void	processIf(BufferedReader in, PrintWriter out, boolean ignoring)
private String	substitute(String text)
private String	substituteWithConditional(String variableName, String values)
private String	substituteWithDefault(String variableName, String defaultValue)
private void	write(PrintWriter out, String text)

Methods inherited from class Object

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

Field Details

template

private final String template

options

private final CodeGeneratorSettings options

currentLine

private String currentLine

Constructor Details

TemplateBuilder

TemplateBuilder(String template,
 CodeGeneratorSettings options)

Parameters:

template - the template. E.g. "/templates/Token.template".

options - the processing options in force, such as "STATIC=yes"

Method Details

generate

public void generate(PrintWriter writer)
              throws IOException

Generate the output file.

Parameters:

writer -

Throws:

IOException

peekLine

private String peekLine(BufferedReader in)
                 throws IOException

Throws:

IOException

getLine

private String getLine(BufferedReader in)
                throws IOException

Throws:

IOException

evaluate

private boolean evaluate(String condition)

substitute

private String substitute(String text)
                   throws IOException

Throws:

IOException

substituteWithConditional

private String substituteWithConditional(String variableName,
 String values)
                                  throws IOException

Parameters:

substring -

defaultValue -

Returns:

Throws:

IOException

substituteWithDefault

private String substituteWithDefault(String variableName,
 String defaultValue)
                              throws IOException

Parameters:

variableName -

defaultValue -

Returns:

Throws:

IOException

write

private void write(PrintWriter out,
 String text)
            throws IOException

Throws:

IOException

process

private void process(BufferedReader in,
 PrintWriter out,
 boolean ignoring)
              throws IOException

Throws:

IOException

processIf

private void processIf(BufferedReader in,
 PrintWriter out,
 boolean ignoring)
                throws IOException

Throws:

IOException