/**
* @param va
* @param fw
* @throws Exception
* @throws IOException
*/
public void generate(VelocityAction va, Writer fw) throws Exception, IOException {
Assert.isNotNull(va.getContext(), "velocity context must be given");
Assert.isNotNull(va.getTemplatePath(), "velocity template must be given");
// get Template
VelocityContext context = va.getContext();
String templatePath = va.getTemplatePath();
InputStream template = null;
File templateFile = new File(templatePath);
if (templateFile.exists()) {
// the template is located on File System
template = new FileInputStream(templateFile);
} else {
// resource may be acceded in classPath
template = getClass().getResourceAsStream(templatePath);
}
Assert.isNotNull(template, "velocity template resource can't be loaded");
// execute
Velocity.init();
String s = IOUtils.toString(template);
Velocity.evaluate(context, fw, "log", s);
// close streams
template.close();
fw.flush();
fw.close();
}
public void generateAll() throws Exception {
for (VelocityAction va : vActions) {
Assert.isNotNull(
va.getOutputFilePath(),
"this velocity generator must have an output stream where to write");
// the output is a path where it's possible to obtain a stream
String out = va.getOutputFilePath();
File f = new File(out);
Writer fw = new FileWriter(f);
generate(va, fw);
}
}
