Show Calculator.java syntax highlighted
/* Generated By:JavaCC: Do not edit this line. Calculator.java */
package org.smartfrog.regtest.arithmetic.templategen;
public class Calculator implements CalculatorConstants {
final public NodeElem parseOp() throws ParseException {
NodeElem a;
NodeElem c;
a = expr();
jj_consume_token(TERMINATOR);
c = new NodeElemImpl(NodeElem.EVALUATOR,
a,null,null);
{if (true) return c;}
throw new Error("Missing return statement in function");
}
final public NodeElem expr() throws ParseException {
NodeElem a;
NodeElem b;
NodeElem c;
a = term();
if (jj_2_1(100)) {
jj_consume_token(9);
b = expr();
//System.out.println("expr:term()+expr()");
c = new NodeElemImpl(NodeElem.PLUS,
a,b,null);
{if (true) return c;}
} else {
;
}
//System.out.println("expr:term()");
{if (true) return a;}
throw new Error("Missing return statement in function");
}
final public NodeElem term() throws ParseException {
NodeElem a;
NodeElem b;
NodeElem c;
a = unary();
if (jj_2_2(100)) {
jj_consume_token(10);
b = term();
//System.out.println("term():unary() * term()");
c = new NodeElemImpl(NodeElem.TIMES,
a,b,null);
{if (true) return c;}
} else {
;
}
//System.out.println("term():unary()");
{if (true) return a;}
throw new Error("Missing return statement in function");
}
final public NodeElem unary() throws ParseException {
NodeElem a;
NodeElem c;
if (jj_2_3(100)) {
jj_consume_token(11);
a = element();
//System.out.println("unary(): - element()");
c = new NodeElemImpl(NodeElem.NEGATE,
a,null,null);
{if (true) return c;}
} else if (jj_2_4(100)) {
a = element();
//System.out.println("unary(): element()");
{if (true) return a;}
} else {
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
final public NodeElem element() throws ParseException {
Token t;
NodeElem a;
NodeElem c;
if (jj_2_5(100)) {
t = jj_consume_token(NUMBER);
//System.out.println("element(): <NUMBER>");
c = new NodeElemImpl(NodeElem.CONSTANT,
null,null,t.toString());
{if (true) return c;}
} else if (jj_2_6(100)) {
jj_consume_token(12);
a = expr();
jj_consume_token(13);
//System.out.println("element(): ( expr() )");
{if (true) return a;}
} else if (jj_2_7(100)) {
t = jj_consume_token(GENERATOR);
//System.out.println("element(): <GENERATOR>");
c = new NodeElemImpl(NodeElem.GENERATOR,
null,null,null);
{if (true) return c;}
} else {
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
final private boolean jj_2_1(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_1();
jj_save(0, xla);
return retval;
}
final private boolean jj_2_2(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_2();
jj_save(1, xla);
return retval;
}
final private boolean jj_2_3(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_3();
jj_save(2, xla);
return retval;
}
final private boolean jj_2_4(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_4();
jj_save(3, xla);
return retval;
}
final private boolean jj_2_5(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_5();
jj_save(4, xla);
return retval;
}
final private boolean jj_2_6(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_6();
jj_save(5, xla);
return retval;
}
final private boolean jj_2_7(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
boolean retval = !jj_3_7();
jj_save(6, xla);
return retval;
}
final private boolean jj_3_6() {
if (jj_scan_token(12)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
if (jj_3R_1()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
if (jj_scan_token(13)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3R_3() {
Token xsp;
xsp = jj_scanpos;
if (jj_3_5()) {
jj_scanpos = xsp;
if (jj_3_6()) {
jj_scanpos = xsp;
if (jj_3_7()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
} else if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
} else if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_2() {
if (jj_scan_token(10)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
if (jj_3R_2()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_5() {
if (jj_scan_token(NUMBER)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3R_1() {
if (jj_3R_2()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
Token xsp;
xsp = jj_scanpos;
if (jj_3_1()) jj_scanpos = xsp;
else if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3R_2() {
if (jj_3R_4()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
Token xsp;
xsp = jj_scanpos;
if (jj_3_2()) jj_scanpos = xsp;
else if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_4() {
if (jj_3R_3()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_7() {
if (jj_scan_token(GENERATOR)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_1() {
if (jj_scan_token(9)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
if (jj_3R_1()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3R_4() {
Token xsp;
xsp = jj_scanpos;
if (jj_3_3()) {
jj_scanpos = xsp;
if (jj_3_4()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
} else if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
final private boolean jj_3_3() {
if (jj_scan_token(11)) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
if (jj_3R_3()) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) return false;
return false;
}
public CalculatorTokenManager token_source;
ASCII_UCodeESC_CharStream jj_input_stream;
public Token token, jj_nt;
private int jj_ntk;
private Token jj_scanpos, jj_lastpos;
private int jj_la;
public boolean lookingAhead = false;
private boolean jj_semLA;
private int jj_gen;
final private int[] jj_la1 = new int[0];
final private int[] jj_la1_0 = {};
final private JJCalls[] jj_2_rtns = new JJCalls[7];
private boolean jj_rescan = false;
private int jj_gc = 0;
public Calculator(java.io.InputStream stream) {
jj_input_stream = new ASCII_UCodeESC_CharStream(stream, 1, 1);
token_source = new CalculatorTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(java.io.InputStream 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 < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public Calculator(java.io.Reader stream) {
jj_input_stream = new ASCII_UCodeESC_CharStream(stream, 1, 1);
token_source = new CalculatorTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
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 < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public Calculator(CalculatorTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(CalculatorTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 0; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
final 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++;
if (++jj_gc > 100) {
jj_gc = 0;
for (int i = 0; i < jj_2_rtns.length; i++) {
JJCalls c = jj_2_rtns[i];
while (c != null) {
if (c.gen < jj_gen) c.first = null;
c = c.next;
}
}
}
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
final private boolean jj_scan_token(int kind) {
if (jj_scanpos == jj_lastpos) {
jj_la--;
if (jj_scanpos.next == null) {
jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();
} else {
jj_lastpos = jj_scanpos = jj_scanpos.next;
}
} else {
jj_scanpos = jj_scanpos.next;
}
if (jj_rescan) {
int i = 0; Token tok = token;
while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }
if (tok != null) jj_add_error_token(kind, i);
}
return (jj_scanpos.kind != kind);
}
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;
}
final public Token getToken(int index) {
Token t = lookingAhead ? jj_scanpos : token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
final 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.Vector jj_expentries = new java.util.Vector();
private int[] jj_expentry;
private int jj_kind = -1;
private int[] jj_lasttokens = new int[100];
private int jj_endpos;
private void jj_add_error_token(int kind, int pos) {
if (pos >= 100) return;
if (pos == jj_endpos + 1) {
jj_lasttokens[jj_endpos++] = kind;
} else if (jj_endpos != 0) {
jj_expentry = new int[jj_endpos];
for (int i = 0; i < jj_endpos; i++) {
jj_expentry[i] = jj_lasttokens[i];
}
boolean exists = false;
for (java.util.Enumeration entries = jj_expentries.elements(); entries.hasMoreElements();) {
int[] oldentry = (int[])(entries.nextElement());
if (oldentry.length == jj_expentry.length) {
exists = true;
for (int i = 0; i < jj_expentry.length; i++) {
if (oldentry[i] != jj_expentry[i]) {
exists = false;
break;
}
}
if (exists) break;
}
}
if (!exists) jj_expentries.addElement(jj_expentry);
if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind;
}
}
final public ParseException generateParseException() {
jj_expentries.removeAllElements();
boolean[] la1tokens = new boolean[14];
for (int i = 0; i < 14; i++) {
la1tokens[i] = false;
}
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 0; 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 < 14; i++) {
if (la1tokens[i]) {
jj_expentry = new int[1];
jj_expentry[0] = i;
jj_expentries.addElement(jj_expentry);
}
}
jj_endpos = 0;
jj_rescan_token();
jj_add_error_token(0, 0);
int[][] exptokseq = new int[jj_expentries.size()][];
for (int i = 0; i < jj_expentries.size(); i++) {
exptokseq[i] = (int[])jj_expentries.elementAt(i);
}
return new ParseException(token, exptokseq, tokenImage);
}
final public void enable_tracing() {
}
final public void disable_tracing() {
}
final private void jj_rescan_token() {
jj_rescan = true;
for (int i = 0; i < 7; i++) {
JJCalls p = jj_2_rtns[i];
do {
if (p.gen > jj_gen) {
jj_la = p.arg; jj_lastpos = jj_scanpos = p.first;
switch (i) {
case 0: jj_3_1(); break;
case 1: jj_3_2(); break;
case 2: jj_3_3(); break;
case 3: jj_3_4(); break;
case 4: jj_3_5(); break;
case 5: jj_3_6(); break;
case 6: jj_3_7(); break;
}
}
p = p.next;
} while (p != null);
}
jj_rescan = false;
}
final private void jj_save(int index, int xla) {
JJCalls p = jj_2_rtns[index];
while (p.gen > jj_gen) {
if (p.next == null) { p = p.next = new JJCalls(); break; }
p = p.next;
}
p.gen = jj_gen + xla - jj_la; p.first = token; p.arg = xla;
}
static final class JJCalls {
int gen;
Token first;
int arg;
JJCalls next;
}
}
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