/* Generated By:JavaCC: Do not edit this line. XftspConfigParser.java */
/*
* Parser for xftsp configuration files
*/
package xfuzzy.xftsp.cfgparser;
import xfuzzy.lang.*;
import xfuzzy.xfdm.*;
import xfuzzy.xfsl.*;
import xfuzzy.xftsp.*;
import java.io.*;
import java.util.Vector;
/**
* javaCC parser for xftsp configuration files. Creates an XftspConfig object
* and fills it in from the config file.
*
* Comments and other general grammar works as in other xfuzzy configuration
* files.
*
* @author fedemp
**/
public class XftspConfigParser implements XftspConfigParserConstants {
private int error;
private String errorMsg;
private boolean end;
private XftspConfig cfg;
public XftspConfigParser() {
this.error = 0;
this.errorMsg = "";
this.cfg = null;
}
public XftspConfig parse(File file) {
initParse(file);
this.cfg = new XftspConfig();
try { tryXftspConfigFile();
} catch(ParseException ex) {
return null;
}
if(error == 0)
return this.cfg;
else
return null;
}
public String resume() {
String eol = System.getProperty("line.separator", "\u005cn");
String msg = this.errorMsg + this.error;
if(this.error == 1) msg += " error."; else msg += " errors.";
return msg+eol;
}
/* Private methods */
private void initParse(File file) {
error = 0;
errorMsg = "";
InputStream stream;
try { stream = new FileInputStream(file); }
catch (Exception e) {
errorMsg += "Can't open file "+file.getAbsolutePath();
error ++;
return;
}
ReInit(stream);
}
private double[] getParams(Vector v) {
double[] param = new double[v.size()];
for(int i=0; i<param.length; i++)
param[i] = Double.parseDouble((String) v.elementAt(i) );
return param;
}
private void exception(ParseException e) {
String eol = System.getProperty("line.separator", "\u005cn");
Token t = e.currentToken.next;
this.error ++;
this.errorMsg += "Configuration ["+this.error+"]. ";
this.errorMsg += "Parse error at line "+t.beginLine+" : ";
this.errorMsg += "Encountered \u005c""+t.image+"\u005c""+" while expecting ";
int expected[] = new int[e.expectedTokenSequences.length];
for(int i=0; i<expected.length; i++)
expected[i] = e.expectedTokenSequences[i][0];
if(expected.length == 1) this.errorMsg += e.tokenImage[expected[0]]+"."+eol;
else {
this.errorMsg += "one of :\u005cn "+e.tokenImage[expected[0]];
for(int i=1; i<expected.length; i++)
this.errorMsg += ",\u005cn "+e.tokenImage[expected[i]];
this.errorMsg += "."+eol;
}
}
private void exception(TokenMgrError e) {
String eol = System.getProperty("line.separator", "\u005cn");
this.error ++;
this.errorMsg += "Configuration ["+this.error+"]. "+e.getMessage()+eol;
}
private void exception(Exception e) {
String eol = System.getProperty("line.separator", "\u005cn");
this.error ++;
this.errorMsg += "Configuration ["+this.error+"]. "+e.getMessage()+eol;
}
/* Xftsp configuration processing */
private void processXftspSeriesName(Token tid) throws XflException {
// if(cfg == null ) return;
cfg.series_name = tid.image;
}
private void processXftspTrainingFile(Token tid) throws XflException {
// if ( cfg == null ) return;
String filename = tid.image.substring(1,tid.image.length()-1);
File file = new File(filename);
if( !file.exists() ) {
System.out.println("Error, training file not found: " + filename);
throw new XflException(31);
}
cfg.training_series_file = file;
}
private void processXftspTestFile(Token tid) throws XflException {
// if ( cfg == null ) return;
String filename = tid.image.substring(1,tid.image.length()-1);
File file = new File(filename);
if( !file.exists() ) {
System.out.println("Error, test file not found: " + filename);
throw new XflException(31);
}
cfg.test_series_file = file;
}
private void processXftspIdAlgorithm(Token tid, double[] param) throws XflException {
// if ( xfdmcfg == null ) return;
cfg.id_algorithm = XfdmAlgorithm.create(tid.image,param);
}
private void processXftspOptAlgorithm(Token tid, double[] param) throws XflException {
// if ( cfg == null ) return;
cfg.opt_algorithm = XfslAlgorithm.create(tid.image,param);
}
private void processXftspOption(Token tid, double[] param) throws XflException {
// if(xfslcfg == null) return;
if ( tid.image.equals("keep_pattern_files") ) {
cfg.keep_pattern_files = true;
} else if ( tid.image.equals("generate_optimization_logs") ) {
cfg.generate_optimization_logs = true;
} else if ( tid.image.equals("tolerance") ) {
cfg.tolerance = param[0];
} else if ( tid.image.equals("max_exploration") ) {
cfg.max_exploration = (int)param[0];
} else if ( tid.image.equals("max_prediction_horizon") ) {
cfg.max_prediction_horizon = (int)param[0];
}
}
private void processXftspSelection(Token tid) throws XflException {
String filename = tid.image.substring(1,tid.image.length()-1);
File file = new File(filename);
if( !file.exists() ) {
System.out.println("Error, selection file not found: " + filename);
throw new XflException(31);
}
cfg.selection_file = file;
// TODO: load sel. file
}
private void processXftspNRVE(Token tid) throws XflException {
String filename = tid.image.substring(1,tid.image.length()-1);
File file = new File(filename);
if( !file.exists() ) {
System.out.println("Error, NRVE file not found: " + filename);
throw new XflException(31);
}
cfg.nrve_file = file;
// TODO: load sel. file
}
final public void endline() throws ParseException {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case 0:
jj_consume_token(0);
end = true;
break;
case EOL:
jj_consume_token(EOL);
break;
case CEOL:
jj_consume_token(CEOL);
break;
default:
jj_la1[0] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public void tryDirective() throws ParseException {
try {
directive();
} catch (ParseException e) {
exception(e); skipline();
} catch (XflException e) {
exception(e); /* skipline(); */
} catch (Exception e) {
exception(e); skipline();
}
}
final public void directive() throws ParseException, XflException, Exception {
Token tid, tn, tx, ty, tk;
double[] param;
Vector v;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case XFTSP_SERIES_NAME:
jj_consume_token(XFTSP_SERIES_NAME);
jj_consume_token(24);
tid = jj_consume_token(ID);
jj_consume_token(25);
endline();
processXftspSeriesName(tid);
break;
case XFTSP_TRAINING_FILE:
jj_consume_token(XFTSP_TRAINING_FILE);
jj_consume_token(24);
tid = jj_consume_token(FILE);
jj_consume_token(25);
endline();
processXftspTrainingFile(tid);
break;
case XFTSP_TEST_FILE:
jj_consume_token(XFTSP_TEST_FILE);
jj_consume_token(24);
tid = jj_consume_token(FILE);
jj_consume_token(25);
endline();
processXftspTestFile(tid);
break;
case XFTSP_OPTION:
jj_consume_token(XFTSP_OPTION);
jj_consume_token(24);
tid = jj_consume_token(ID);
param = listOfParamsWithComma();
jj_consume_token(25);
endline();
processXftspOption(tid, param);
break;
case XFTSP_ID_ALGORITHM:
jj_consume_token(XFTSP_ID_ALGORITHM);
jj_consume_token(24);
tid = jj_consume_token(ID);
param = listOfParamsWithComma();
jj_consume_token(25);
endline();
processXftspIdAlgorithm(tid, param);
break;
case XFTSP_OPT_ALGORITHM:
jj_consume_token(XFTSP_OPT_ALGORITHM);
jj_consume_token(24);
tid = jj_consume_token(ID);
param = listOfParamsWithComma();
jj_consume_token(25);
endline();
processXftspOptAlgorithm(tid, param);
break;
case XFTSP_SELECTION:
jj_consume_token(XFTSP_SELECTION);
jj_consume_token(24);
tid = jj_consume_token(FILE);
jj_consume_token(25);
endline();
processXftspSelection(tid);
break;
case XFTSP_NRVE:
jj_consume_token(XFTSP_NRVE);
jj_consume_token(24);
tid = jj_consume_token(FILE);
jj_consume_token(25);
endline();
processXftspNRVE(tid);
break;
case 0:
case EOL:
case CEOL:
endline();
break;
default:
jj_la1[1] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public double[] listOfParamsWithComma() throws ParseException {
Token tn;
Vector v = new Vector();
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case 26:
;
break;
default:
jj_la1[2] = jj_gen;
break label_1;
}
jj_consume_token(26);
tn = jj_consume_token(NUMBER);
v.addElement(tn.image);
}
{if (true) return getParams(v);}
throw new Error("Missing return statement in function");
}
final public double[] listOfParams() throws ParseException {
Token tn;
Vector v = new Vector();
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NUMBER:
tn = jj_consume_token(NUMBER);
v.addElement(tn.image);
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case 26:
;
break;
default:
jj_la1[3] = jj_gen;
break label_2;
}
jj_consume_token(26);
tn = jj_consume_token(NUMBER);
v.addElement(tn.image);
}
break;
default:
jj_la1[4] = jj_gen;
;
}
{if (true) return getParams(v);}
throw new Error("Missing return statement in function");
}
void tryXftspConfigFile() throws ParseException {
end = false;
while(!end) {
try { tryDirective(); }
catch (ParseException e) { exception(e); skipline(); }
catch (TokenMgrError e) { exception(e); end = true; }
}
}
void skipline() throws ParseException {
Token t;
do { t = getNextToken(); }
while(t.kind != EOF && t.kind != EOL && t.kind != CEOL);
}
/** Generated Token Manager. */
public XftspConfigParserTokenManager token_source;
SimpleCharStream jj_input_stream;
/** Current token. */
public Token token;
/** Next token. */
public Token jj_nt;
private int jj_ntk;
private int jj_gen;
final private int[] jj_la1 = new int[5];
static private int[] jj_la1_0;
static {
jj_la1_init_0();
}
private static void jj_la1_init_0() {
jj_la1_0 = new int[] {0x14001,0x17fc1,0x4000000,0x4000000,0x100000,};
}
/** Constructor with InputStream. */
public XftspConfigParser(java.io.InputStream stream) {
this(stream, null);
}
/** Constructor with InputStream and supplied encoding */
public XftspConfigParser(java.io.InputStream stream, String encoding) {
try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source = new XftspConfigParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(java.io.InputStream stream) {
ReInit(stream, null);
}
/** Reinitialise. */
public void ReInit(java.io.InputStream stream, String encoding) {
try { jj_input_stream.ReInit(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
/** Constructor. */
public XftspConfigParser(java.io.Reader stream) {
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new XftspConfigParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(java.io.Reader stream) {
jj_input_stream.ReInit(stream, 1, 1);
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
/** Constructor with generated Token Manager. */
public XftspConfigParser(XftspConfigParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(XftspConfigParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 5; i++) jj_la1[i] = -1;
}
private Token jj_consume_token(int kind) throws ParseException {
Token oldToken;
if ((oldToken = token).next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
if (token.kind == kind) {
jj_gen++;
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
/** Get the next Token. */
final public Token getNextToken() {
if (token.next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
jj_gen++;
return token;
}
/** Get the specific Token. */
final public Token getToken(int index) {
Token t = token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
private int jj_ntk() {
if ((jj_nt=token.next) == null)
return (jj_ntk = (token.next=token_source.getNextToken()).kind);
else
return (jj_ntk = jj_nt.kind);
}
private java.util.List<int[]> jj_expentries = new java.util.ArrayList<int[]>();
private int[] jj_expentry;
private int jj_kind = -1;
/** Generate ParseException. */
public ParseException generateParseException() {
jj_expentries.clear();
boolean[] la1tokens = new boolean[27];
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 5; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1<<j)) != 0) {
la1tokens[j] = true;
}
}
}
}
for (int i = 0; i < 27; i++) {
if (la1tokens[i]) {
jj_expentry = new int[1];
jj_expentry[0] = i;
jj_expentries.add(jj_expentry);
}
}
int[][] exptokseq = new int[jj_expentries.size()][];
for (int i = 0; i < jj_expentries.size(); i++) {
exptokseq[i] = jj_expentries.get(i);
}
return new ParseException(token, exptokseq, tokenImage);
}
/** Enable tracing. */
final public void enable_tracing() {
}
/** Disable tracing. */
final public void disable_tracing() {
}
}