It takes an XML file represented by a abstract path name, and starts
parsing the file and calling the different "trap" methods inherited from
the AbstractParser class.
Those methods then invoke the represenatative methods in the registered
handler classes.
/**
* Creates the ExpatParser, sets root handler and kick off parsing
* process.
*
* @throws BuildException if there is any kind of execption during
* the parsing process
* @access private
*/
protected function parse()
{
try {
$reader = new BufferedReader(new FileReader($this->buildFile));
$parser = new ExpatParser($reader);
$parser->parserSetOption(XML_OPTION_CASE_FOLDING, 0);
$parser->setHandler(new RootHandler($parser, $this));
$this->project->log("parsing buildfile " . $this->buildFile->getName(), Project::MSG_VERBOSE);
$parser->parse();
$reader->close();
} catch (Exception $exc) {
throw new BuildException("Error reading project file", $exc);
}
}
/**
* Transform the data dump input file into SQL and writes it to the output stream.
*
* @param PhingFile $xmlFile
* @param Writer $out
*/
public function transform(PhingFile $xmlFile, Writer $out)
{
$this->sqlWriter = $out;
// Reset some vars just in case this is being run multiple times.
$this->currTableName = $this->currBuilder = null;
$this->builderClazz = $this->generatorConfig->getBuilderClassname('datasql');
try {
$fr = new FileReader($xmlFile);
} catch (Exception $e) {
throw new BuildException("XML File not found: " . $xmlFile->getAbsolutePath());
}
$br = new BufferedReader($fr);
$this->parser = new ExpatParser($br);
$this->parser->parserSetOption(XML_OPTION_CASE_FOLDING, 0);
$this->parser->setHandler($this);
try {
$this->parser->parse();
} catch (Exception $e) {
print $e->getMessage() . "\n";
$br->close();
}
$br->close();
}
/**
* Creates the ExpatParser, sets root handler and kick off parsing
* process.
*
* @throws BuildException if there is any kind of execption during
* the parsing process
* @access private
*/
protected function parse()
{
try {
// get parse context
$ctx = $this->project->getReference("phing.parsing.context");
if (null == $ctx) {
// make a new context and register it with project
$ctx = new PhingXMLContext($this->project);
$this->project->addReference("phing.parsing.context", $ctx);
}
//record this parse with context
$ctx->addImport($this->buildFile);
if (count($ctx->getImportStack()) > 1) {
// this is an imported file
// modify project tag parse behavior
$this->setIgnoreProjectTag(true);
}
// push action onto global stack
$ctx->startConfigure($this);
$reader = new BufferedReader(new FileReader($this->buildFile));
$parser = new ExpatParser($reader);
$parser->parserSetOption(XML_OPTION_CASE_FOLDING, 0);
$parser->setHandler(new RootHandler($parser, $this));
$this->project->log("parsing buildfile " . $this->buildFile->getName(), Project::MSG_VERBOSE);
$parser->parse();
$reader->close();
// mark parse phase as completed
$this->isParsing = false;
// execute delayed tasks
$this->parseEndTarget->main();
// pop this action from the global stack
$ctx->endConfigure();
} catch (Exception $exc) {
throw new BuildException("Error reading project file", $exc);
}
}
/**
* @param PhingXMLContext $ctx
* @throws ExpatParseException
*/
protected function _parse(PhingXMLContext $ctx)
{
// push action onto global stack
$ctx->startConfigure($this);
$reader = new BufferedReader(new FileReader($this->buildFile));
$parser = new ExpatParser($reader);
$parser->parserSetOption(XML_OPTION_CASE_FOLDING, 0);
$parser->setHandler(new RootHandler($parser, $this, $ctx));
$this->project->log("parsing buildfile " . $this->buildFile->getName(), Project::MSG_VERBOSE);
$parser->parse();
$reader->close();
// mark parse phase as completed
$this->isParsing = false;
// execute delayed tasks
$this->parseEndTarget->main();
// pop this action from the global stack
$ctx->endConfigure();
}
