diff options
Diffstat (limited to 'bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java')
| -rw-r--r-- | bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java | 482 |
1 files changed, 432 insertions, 50 deletions
diff --git a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java b/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java index 5c01bae7fd..56e64257ac 100644 --- a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java +++ b/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/jspel/JSPELParser.java @@ -65,10 +65,10 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS throw new ParseException(); } } - jjtree.closeNodeScope(jjtn000, true); - jjtc000 = false; - jjtreeCloseNodeScope(jjtn000); - {if (true) return jjtn000;} + jjtree.closeNodeScope(jjtn000, true); + jjtc000 = false; + jjtreeCloseNodeScope(jjtn000); + {if (true) return jjtn000;} } catch (Throwable jjte000) { if (jjtc000) { jjtree.clearNodeScope(jjtn000); @@ -105,7 +105,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case OR1: case OR2: - break; default: jj_la1[1] = jj_gen; @@ -161,7 +160,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case AND1: case AND2: - break; default: jj_la1[3] = jj_gen; @@ -219,7 +217,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS case EQ2: case NEQ1: case NEQ2: - break; default: jj_la1[5] = jj_gen; @@ -287,7 +284,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS case LE2: case GE1: case GE2: - break; default: jj_la1[7] = jj_gen; @@ -361,7 +357,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case PLUS: case MINUS: - break; default: jj_la1[9] = jj_gen; @@ -420,7 +415,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS case DIVIDE2: case MODULUS1: case MODULUS2: - break; default: jj_la1[11] = jj_gen; @@ -588,7 +582,6 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case DOT: case LBRACKET: - break; default: jj_la1[15] = jj_gen; @@ -636,11 +629,28 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS break; case LPAREN: jj_consume_token(LPAREN); - Expression(); + switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { + case INTEGER_LITERAL: + case FLOATING_POINT_LITERAL: + case STRING_LITERAL: + case TRUE: + case FALSE: + case NULL: + case LPAREN: + case MINUS: + case NOT1: + case NOT2: + case EMPTY: + case IDENTIFIER: + Expression(); + break; + default: + jj_la1[16] = jj_gen; + } jj_consume_token(RPAREN); break; default: - jj_la1[16] = jj_gen; + jj_la1[17] = jj_gen; if (jj_2_2(3)) { FunctionInvocation(); } else { @@ -649,7 +659,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS jj_consume_token(IDENTIFIER); break; default: - jj_la1[17] = jj_gen; + jj_la1[18] = jj_gen; jj_consume_token(-1); throw new ParseException(); } @@ -692,8 +702,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS t = jj_consume_token(IDENTIFIER); break; default: - jj_la1[18] = jj_gen; - + jj_la1[19] = jj_gen; } jjtree.closeNodeScope(jjtn000, true); jjtc000 = false; @@ -706,7 +715,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS jj_consume_token(RBRACKET); break; default: - jj_la1[19] = jj_gen; + jj_la1[20] = jj_gen; jj_consume_token(-1); throw new ParseException(); } @@ -747,8 +756,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS name = jj_consume_token(IDENTIFIER); break; default: - jj_la1[20] = jj_gen; - + jj_la1[21] = jj_gen; } if(null != prefix && null != name) jjtn000.setFullFunctionName(prefix.image + ":" + (null == name ? "" : name.image)); @@ -757,15 +765,31 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case LPAREN: jj_consume_token(LPAREN); - Expression(); + switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { + case INTEGER_LITERAL: + case FLOATING_POINT_LITERAL: + case STRING_LITERAL: + case TRUE: + case FALSE: + case NULL: + case LPAREN: + case MINUS: + case NOT1: + case NOT2: + case EMPTY: + case IDENTIFIER: + Expression(); + break; + default: + jj_la1[22] = jj_gen; + } label_8: while (true) { switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case COMMA: - break; default: - jj_la1[21] = jj_gen; + jj_la1[23] = jj_gen; break label_8; } jj_consume_token(COMMA); @@ -778,8 +802,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS } break; default: - jj_la1[22] = jj_gen; - + jj_la1[24] = jj_gen; } } catch (Throwable jjte000) { if (jjtc000) { @@ -830,7 +853,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS jj_consume_token(NULL); break; default: - jj_la1[23] = jj_gen; + jj_la1[25] = jj_gen; jj_consume_token(-1); throw new ParseException(); } @@ -856,89 +879,439 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS finally { jj_save(1, xla); } } + final private boolean jj_3_1() { + if (jj_3R_9()) return true; + return false; + } + + final private boolean jj_3R_11() { + if (jj_3R_13()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_14()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_34() { + if (jj_3R_37()) return true; + return false; + } + + final private boolean jj_3R_38() { + if (jj_3R_9()) return true; + return false; + } + + final private boolean jj_3R_37() { + Token xsp; + xsp = jj_scanpos; + if (jj_3R_38()) { + jj_scanpos = xsp; + if (jj_3R_39()) return true; + } + return false; + } + final private boolean jj_3R_10() { + if (jj_scan_token(IDENTIFIER)) return true; + if (jj_scan_token(COLON)) return true; + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(47)) jj_scanpos = xsp; + xsp = jj_scanpos; + if (jj_3R_12()) jj_scanpos = xsp; + return false; + } + + final private boolean jj_3R_36() { + if (jj_scan_token(LBRACKET)) return true; + if (jj_3R_37()) return true; + if (jj_scan_token(RBRACKET)) return true; + return false; + } + + final private boolean jj_3R_29() { + if (jj_3R_32()) return true; + return false; + } + + final private boolean jj_3R_31() { if (jj_scan_token(LPAREN)) return true; + Token xsp; + xsp = jj_scanpos; + if (jj_3R_34()) jj_scanpos = xsp; + if (jj_scan_token(RPAREN)) return true; + return false; + } + + final private boolean jj_3R_32() { + Token xsp; + xsp = jj_scanpos; + if (jj_3R_35()) { + jj_scanpos = xsp; + if (jj_3R_36()) return true; + } + return false; + } + + final private boolean jj_3R_35() { + if (jj_scan_token(DOT)) return true; + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(47)) jj_scanpos = xsp; + return false; + } + + final private boolean jj_3R_28() { + Token xsp; + xsp = jj_scanpos; + if (jj_3R_30()) { + jj_scanpos = xsp; + if (jj_3R_31()) { + jj_scanpos = xsp; + if (jj_3_2()) { + jj_scanpos = xsp; + if (jj_scan_token(47)) return true; + } + } + } + return false; + } + + final private boolean jj_3R_30() { + if (jj_3R_33()) return true; + return false; + } + + final private boolean jj_3R_27() { + if (jj_3R_28()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_29()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_26() { + if (jj_3R_27()) return true; + return false; + } + + final private boolean jj_3R_23() { + Token xsp; + xsp = jj_scanpos; + if (jj_3R_25()) { + jj_scanpos = xsp; + if (jj_3R_26()) return true; + } + return false; + } + + final private boolean jj_3R_22() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(32)) { + jj_scanpos = xsp; + if (jj_scan_token(33)) return true; + } + if (jj_3R_21()) return true; + return false; + } + + final private boolean jj_3R_25() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(39)) { + jj_scanpos = xsp; + if (jj_scan_token(40)) { + jj_scanpos = xsp; + if (jj_scan_token(33)) { + jj_scanpos = xsp; + if (jj_scan_token(45)) return true; + } + } + } + if (jj_3R_23()) return true; + return false; + } + + final private boolean jj_3R_24() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(34)) { + jj_scanpos = xsp; + if (jj_scan_token(35)) { + jj_scanpos = xsp; + if (jj_scan_token(36)) { + jj_scanpos = xsp; + if (jj_scan_token(37)) { + jj_scanpos = xsp; + if (jj_scan_token(38)) return true; + } + } + } + } + if (jj_3R_23()) return true; return false; } final private boolean jj_3R_9() { - if (jj_scan_token(IDENTIFIER)) return true; + if (jj_3R_11()) return true; + if (jj_scan_token(COND)) return true; + if (jj_3R_11()) return true; if (jj_scan_token(COLON)) return true; + if (jj_3R_11()) return true; + return false; + } + + final private boolean jj_3R_21() { + if (jj_3R_23()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_24()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_39() { + if (jj_3R_11()) return true; + return false; + } + + final private boolean jj_3R_19() { + if (jj_3R_21()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_22()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_20() { Token xsp; xsp = jj_scanpos; - if (jj_scan_token(47)) jj_scanpos = xsp; + if (jj_scan_token(16)) { + jj_scanpos = xsp; + if (jj_scan_token(17)) { + jj_scanpos = xsp; + if (jj_scan_token(14)) { + jj_scanpos = xsp; + if (jj_scan_token(15)) { + jj_scanpos = xsp; + if (jj_scan_token(22)) { + jj_scanpos = xsp; + if (jj_scan_token(23)) { + jj_scanpos = xsp; + if (jj_scan_token(20)) { + jj_scanpos = xsp; + if (jj_scan_token(21)) return true; + } + } + } + } + } + } + } + if (jj_3R_19()) return true; + return false; + } + + final private boolean jj_3R_16() { + Token xsp; xsp = jj_scanpos; - if (jj_3R_10()) jj_scanpos = xsp; + if (jj_scan_token(41)) { + jj_scanpos = xsp; + if (jj_scan_token(42)) return true; + } + if (jj_3R_15()) return true; + return false; + } + + final private boolean jj_3R_41() { + if (jj_scan_token(COMMA)) return true; + if (jj_3R_37()) return true; + return false; + } + + final private boolean jj_3R_17() { + if (jj_3R_19()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_20()) { jj_scanpos = xsp; break; } + } return false; } final private boolean jj_3_2() { - if (jj_3R_9()) return true; + if (jj_3R_10()) return true; return false; } - final private boolean jj_3_1() { - if (jj_scan_token(COND)) return true; + final private boolean jj_3R_18() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(18)) { + jj_scanpos = xsp; + if (jj_scan_token(19)) { + jj_scanpos = xsp; + if (jj_scan_token(24)) { + jj_scanpos = xsp; + if (jj_scan_token(25)) return true; + } + } + } + if (jj_3R_17()) return true; + return false; + } + + final private boolean jj_3R_15() { + if (jj_3R_17()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_18()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_14() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(43)) { + jj_scanpos = xsp; + if (jj_scan_token(44)) return true; + } + if (jj_3R_13()) return true; + return false; + } + + final private boolean jj_3R_40() { + if (jj_3R_37()) return true; + return false; + } + + final private boolean jj_3R_13() { + if (jj_3R_15()) return true; + Token xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_16()) { jj_scanpos = xsp; break; } + } + return false; + } + + final private boolean jj_3R_33() { + Token xsp; + xsp = jj_scanpos; + if (jj_scan_token(10)) { + jj_scanpos = xsp; + if (jj_scan_token(11)) { + jj_scanpos = xsp; + if (jj_scan_token(5)) { + jj_scanpos = xsp; + if (jj_scan_token(6)) { + jj_scanpos = xsp; + if (jj_scan_token(8)) { + jj_scanpos = xsp; + if (jj_scan_token(12)) return true; + } + } + } + } + } + return false; + } + + final private boolean jj_3R_12() { + if (jj_scan_token(LPAREN)) return true; + Token xsp; + xsp = jj_scanpos; + if (jj_3R_40()) jj_scanpos = xsp; + while (true) { + xsp = jj_scanpos; + if (jj_3R_41()) { jj_scanpos = xsp; break; } + } + if (jj_scan_token(RPAREN)) return true; return false; } + /** Generated Token Manager. */ public JSPELParserTokenManager token_source; SimpleCharStream jj_input_stream; - public Token token, jj_nt; + /** Current token. */ + public Token token; + /** Next token. */ + public 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[24]; + final private int[] jj_la1 = new int[26]; static private int[] jj_la1_0; static private int[] jj_la1_1; static { - jj_la1_0(); - jj_la1_1(); + jj_la1_init_0(); + jj_la1_init_1(); } - private static void jj_la1_0() { - jj_la1_0 = new int[] {0x4001d60,0x0,0x0,0x0,0x0,0x30c0000,0x30c0000,0xf3c000,0xf3c000,0x0,0x0,0x0,0x0,0x0,0x4001d60,0x40002000,0x4001d60,0x0,0x0,0x40002000,0x0,0x10000000,0x4000000,0x1d60,}; + private static void jj_la1_init_0() { + jj_la1_0 = new int[] {0x4001d60,0x0,0x0,0x0,0x0,0x30c0000,0x30c0000,0xf3c000,0xf3c000,0x0,0x0,0x0,0x0,0x0,0x4001d60,0x40002000,0x4001d60,0x4001d60,0x0,0x0,0x40002000,0x0,0x4001d60,0x10000000,0x4000000,0x1d60,}; } - private static void jj_la1_1() { - jj_la1_1 = new int[] {0xa182,0x1800,0x1800,0x600,0x600,0x0,0x0,0x0,0x0,0x3,0x3,0x7c,0x7c,0x2182,0xa182,0x0,0x0,0x8000,0x8000,0x0,0x8000,0x0,0x0,0x0,}; + private static void jj_la1_init_1() { + jj_la1_1 = new int[] {0xa182,0x1800,0x1800,0x600,0x600,0x0,0x0,0x0,0x0,0x3,0x3,0x7c,0x7c,0x2182,0xa182,0x0,0xa182,0x0,0x8000,0x8000,0x0,0x8000,0xa182,0x0,0x0,0x0,}; } final private JJCalls[] jj_2_rtns = new JJCalls[2]; private boolean jj_rescan = false; private int jj_gc = 0; + /** Constructor with InputStream. */ public JSPELParser(java.io.InputStream stream) { + this(stream, null); + } + /** Constructor with InputStream and supplied encoding */ + public JSPELParser(java.io.InputStream stream, String encoding) { jj_input_stream = new SimpleCharStream(stream, 1, 1); token_source = new JSPELParserTokenManager(jj_input_stream); token = new Token(); jj_ntk = -1; jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } + /** Reinitialise. */ public void ReInit(java.io.InputStream stream) { + ReInit(stream, null); + } + /** Reinitialise. */ + public void ReInit(java.io.InputStream stream, String encoding) { jj_input_stream.ReInit(stream, 1, 1); token_source.ReInit(jj_input_stream); token = new Token(); jj_ntk = -1; jjtree.reset(); jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } + /** Constructor. */ public JSPELParser(java.io.Reader stream) { jj_input_stream = new SimpleCharStream(stream, 1, 1); token_source = new JSPELParserTokenManager(jj_input_stream); token = new Token(); jj_ntk = -1; jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } + /** Reinitialise. */ public void ReInit(java.io.Reader stream) { jj_input_stream.ReInit(stream, 1, 1); token_source.ReInit(jj_input_stream); @@ -946,26 +1319,28 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS jj_ntk = -1; jjtree.reset(); jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } + /** Constructor with generated Token Manager. */ public JSPELParser(JSPELParserTokenManager tm) { token_source = tm; token = new Token(); jj_ntk = -1; jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } + /** Reinitialise. */ public void ReInit(JSPELParserTokenManager tm) { token_source = tm; token = new Token(); jj_ntk = -1; jjtree.reset(); jj_gen = 0; - for (int i = 0; i < 24; i++) jj_la1[i] = -1; + for (int i = 0; i < 26; i++) jj_la1[i] = -1; for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls(); } @@ -1018,6 +1393,8 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS return false; } + +/** Get the next Token. */ final public Token getNextToken() { if (token.next != null) token = token.next; else token = token.next = token_source.getNextToken(); @@ -1026,8 +1403,9 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS return token; } +/** Get the specific Token. */ final public Token getToken(int index) { - Token t = lookingAhead ? jj_scanpos : token; + Token t = token; for (int i = 0; i < index; i++) { if (t.next != null) t = t.next; else t = t.next = token_source.getNextToken(); @@ -1071,11 +1449,11 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS if (exists) break; } } - if (!exists) jj_expentries.addElement(jj_expentry); if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind; } } + /** Generate ParseException. */ public ParseException generateParseException() { jj_expentries.removeAllElements(); boolean[] la1tokens = new boolean[51]; @@ -1086,7 +1464,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS la1tokens[jj_kind] = true; jj_kind = -1; } - for (int i = 0; i < 24; i++) { + for (int i = 0; i < 26; i++) { if (jj_la1[i] == jj_gen) { for (int j = 0; j < 32; j++) { if ((jj_la1_0[i] & (1<<j)) != 0) { @@ -1115,15 +1493,18 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS return new ParseException(token, exptokseq, tokenImage); } + /** Enable tracing. */ final public void enable_tracing() { } + /** Disable tracing. */ final public void disable_tracing() { } final private void jj_rescan_token() { jj_rescan = true; for (int i = 0; i < 2; i++) { + try { JJCalls p = jj_2_rtns[i]; do { if (p.gen > jj_gen) { @@ -1135,6 +1516,7 @@ public class JSPELParser/*@bgen(jjtree)*/implements JSPELParserTreeConstants, JS } p = p.next; } while (p != null); + } catch(LookaheadSuccess ls) { } } jj_rescan = false; } |