public String parse(PRubySourceDef source) {
String[] array = new String[] {"/usr/bin/ruby", PRubyParserJRuby.PARSER_RB, source.getPath()};
System.out.println("Parsing:");
String input = source.getString();
VMLog.debug("INPUT:");
VMLog.debug(input);
System.out.println("Parsed.");
String ret = runPipe(array, input);
return ret;
}
public String runPipe(String[] array, String input) {
Runtime r = Runtime.getRuntime();
if (input == null) return null;
try {
Process proc = r.exec(array);
// write
OutputStream os = proc.getOutputStream();
InputStream error = proc.getErrorStream();
os.write(input.getBytes());
os.close();
// proc.getOutputStream();
int read;
byte[] buffer = new byte[1024];
while ((read = error.read(buffer)) > 0) {
System.out.println(new String(buffer, 0, read));
}
proc.waitFor();
// read
StringBuilder b = new StringBuilder();
while ((read = proc.getInputStream().read(buffer)) > 0) {
b.append(new String(buffer, 0, read));
}
if (proc.exitValue() != 0) {
VMLog.error("Exit Value:" + proc.exitValue());
System.out.println(b.toString());
return null;
}
return b.toString();
} catch (IOException e) {
VMLog.error(e);
} catch (InterruptedException e) {
VMLog.error(e);
}
return null;
}
public static void main(String[] args) {
VMLog.setLogLevels(new Level[] {VMLog.Level.DEBUG, Level.ERROR, Level.WARN});
PRubyParserMRIRuby p = new PRubyParserMRIRuby();
PRubySourceDef def =
new PRubySourceDef("simple_function.prb", new SinglePathSourceSource(new File("ruby")));
String res = p.parse(def);
System.out.println(res);
}
public void execute(VMScope scope, Task parentTask)
throws VMExceptionFunctionNotFound, VMExceptionOutOfMemory, VMInternalException {
BasicObject bo = scope.get(rObjectName);
if (bo instanceof MemberProvider) {
MemberProvider p = (MemberProvider) bo;
scope.put(lObjectName, p.getStatic(rMemberName));
return;
}
VMLog.debug("Right:" + bo);
throw new VMInternalException(this, "Right value was not found!");
}