org.apache.beehive.controls.system.jdbc.parser.SqlGrammar Maven / Gradle / Ivy
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/* Generated By:JavaCC: Do not edit this line. SqlGrammar.java */
package org.apache.beehive.controls.system.jdbc.parser;
import java.io.StringReader;
public class SqlGrammar implements SqlGrammarConstants {
private StringBuilder buffer = new StringBuilder();
public static void main(String[] args) throws Exception
{
SqlGrammar parser = new SqlGrammar(new StringReader(args[0]));
SqlStatement statement = parser.parse();
System.out.println(statement.toString());
}
//
// Parse methods
//
//
// Main parse method
//
final public SqlStatement parse() throws ParseException {
SqlStatement statement = new SqlStatement();
SqlFragment frag;
Token t, sq;
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NON_EXPRESSION_TEXT:
case START_EXPRESSION:
case SQUOTE:
;
break;
default:
jj_la1[0] = jj_gen;
break label_1;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NON_EXPRESSION_TEXT:
t = jj_consume_token(NON_EXPRESSION_TEXT);
statement.addChild(new LiteralFragment(t.image));
break;
case SQUOTE:
sq = jj_consume_token(SQUOTE);
t = jj_consume_token(STRING_LITERAL);
statement.addChild(new LiteralFragment(sq.image + t.image));
break;
case START_EXPRESSION:
frag = parseExpression();
statement.addChild(frag);
break;
default:
jj_la1[1] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
jj_consume_token(0);
{if (true) return statement;}
throw new Error("Missing return statement in function");
}
//
// Parse an expression delimited by '{}'
//
final public SqlFragment parseExpression() throws ParseException {
Token t, tt = null;
SqlFragment frag = null;
jj_consume_token(START_EXPRESSION);
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case WHITESPACE:
;
break;
default:
jj_la1[2] = jj_gen;
break label_2;
}
jj_consume_token(WHITESPACE);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_ESCAPE:
case SQL_SUBST:
case SQL_FN:
frag = parseSqlEscape();
break;
case JDBC_CALL:
case JDBC_RET:
case JDBC_DATE:
case JDBC_TIME:
case JDBC_TIMESTAMP:
case JDBC_FUNCTION:
case JDBC_ESCAPE:
case JDBC_OUTERJOIN:
frag = parseJdbcEscape();
break;
case IDENTIFIER:
t = jj_consume_token(IDENTIFIER);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case REFLECT_SEP:
jj_consume_token(REFLECT_SEP);
tt = jj_consume_token(IDENTIFIER);
break;
default:
jj_la1[3] = jj_gen;
;
}
jj_consume_token(END_EXPRESSION);
frag = new ReflectionFragment(t.image,(tt == null) ? null : tt.image);
break;
default:
jj_la1[4] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_3:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case WHITESPACE:
;
break;
default:
jj_la1[5] = jj_gen;
break label_3;
}
jj_consume_token(WHITESPACE);
}
{if (true) return frag;}
throw new Error("Missing return statement in function");
}
//
// parse an sql: escape sequence
//
final public SqlSubstitutionFragment parseSqlEscape() throws ParseException {
Token id1, id2;
Token t = null;
SqlSubstitutionFragment frag;
String func = null;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_ESCAPE:
case SQL_SUBST:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_ESCAPE:
jj_consume_token(SQL_ESCAPE);
break;
case SQL_SUBST:
jj_consume_token(SQL_SUBST);
break;
default:
jj_la1[6] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
t = jj_consume_token(IDENTIFIER);
if (t != null) {
frag = new SqlSubstitutionFragment(new ReflectionFragment(t.image));
} else {
frag = new SqlSubstitutionFragment(new LiteralFragment(func));
}
break;
case SQL_FN:
jj_consume_token(SQL_FN);
label_4:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[7] = jj_gen;
break label_4;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
jj_consume_token(SQL_FN_NM);
label_5:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[8] = jj_gen;
break label_5;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
jj_consume_token(SQL_FN_PAREN);
label_6:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[9] = jj_gen;
break label_6;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
id1 = jj_consume_token(SQL_FN_IDENTIFIER);
label_7:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[10] = jj_gen;
break label_7;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
jj_consume_token(SQL_FN_COMMA);
label_8:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[11] = jj_gen;
break label_8;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_PSTART:
t = jj_consume_token(SQL_FN_PSTART);
break;
default:
jj_la1[12] = jj_gen;
;
}
id2 = jj_consume_token(SQL_FN_IDENTIFIER);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_PEND:
jj_consume_token(SQL_FN_PEND);
break;
default:
jj_la1[13] = jj_gen;
;
}
label_9:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SQL_FN_WHITESPACE:
;
break;
default:
jj_la1[14] = jj_gen;
break label_9;
}
jj_consume_token(SQL_FN_WHITESPACE);
}
jj_consume_token(SQL_FN_END);
if (t == null) {
frag = new SqlSubstitutionFragment(new LiteralFragment("(" + id1.image + " IN (" + id2.image + ")"));
} else {
frag = new SqlSubstitutionFragment(new LiteralFragment("(" + id1.image + " IN ("),
new ReflectionFragment(id2.image),
new LiteralFragment("))"));
}
break;
default:
jj_la1[15] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
jj_consume_token(END_EXPRESSION);
{if (true) return frag;}
throw new Error("Missing return statement in function");
}
//
// parse a param sub inside of a jdbc escape
//
final public SqlFragment parseReflect() throws ParseException {
Token t, tt = null;
SqlFragment frag;
jj_consume_token(JDBC_PARAM);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case PARAM_IDENTIFIER:
t = jj_consume_token(PARAM_IDENTIFIER);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case PARAM_REFLECT_SEP:
jj_consume_token(PARAM_REFLECT_SEP);
tt = jj_consume_token(IDENTIFIER);
break;
default:
jj_la1[16] = jj_gen;
;
}
frag = new ReflectionFragment(t.image, (tt == null) ? null : tt.image);
break;
case PARAM_LITERAL:
t = jj_consume_token(PARAM_LITERAL);
frag = new LiteralFragment(t.image);
break;
default:
jj_la1[17] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
jj_consume_token(PARAM_END);
{if (true) return frag;}
throw new Error("Missing return statement in function");
}
//
// parse a jdbc escape sequence
//
final public JdbcFragment parseJdbcEscape() throws ParseException {
Token lit, c;
JdbcFragment jfrag = new JdbcFragment();
jfrag.addChild(new LiteralFragment("{"));
SqlFragment frag = null;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case JDBC_CALL:
c = jj_consume_token(JDBC_CALL);
break;
case JDBC_RET:
c = jj_consume_token(JDBC_RET);
break;
case JDBC_DATE:
c = jj_consume_token(JDBC_DATE);
break;
case JDBC_ESCAPE:
c = jj_consume_token(JDBC_ESCAPE);
break;
case JDBC_FUNCTION:
c = jj_consume_token(JDBC_FUNCTION);
break;
case JDBC_TIME:
c = jj_consume_token(JDBC_TIME);
break;
case JDBC_TIMESTAMP:
c = jj_consume_token(JDBC_TIMESTAMP);
break;
case JDBC_OUTERJOIN:
c = jj_consume_token(JDBC_OUTERJOIN);
break;
default:
jj_la1[18] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
jfrag.addChild(new LiteralFragment(c.image));
label_10:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case JDBC_LIT:
lit = jj_consume_token(JDBC_LIT);
jfrag.addChild(new LiteralFragment(lit.image));
break;
case JDBC_PARAM:
frag = parseReflect();
jfrag.addChild(frag);
break;
default:
jj_la1[19] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case JDBC_LIT:
case JDBC_PARAM:
;
break;
default:
jj_la1[20] = jj_gen;
break label_10;
}
}
jj_consume_token(JDBC_END);
jfrag.addChild(new LiteralFragment("}"));
{if (true) return jfrag;}
throw new Error("Missing return statement in function");
}
public SqlGrammarTokenManager token_source;
SimpleCharStream jj_input_stream;
public Token token, jj_nt;
private int jj_ntk;
private int jj_gen;
final private int[] jj_la1 = new int[21];
static private int[] jj_la1_0;
static private int[] jj_la1_1;
static {
jj_la1_0();
jj_la1_1();
}
private static void jj_la1_0() {
jj_la1_0 = new int[] {0xe,0xe,0x100000,0x100,0x2ffe00,0x100000,0x600,0x40000000,0x40000000,0x40000000,0x40000000,0x40000000,0x10000000,0x20000000,0x40000000,0xe00,0x0,0x0,0xff000,0x0,0x0,};
}
private static void jj_la1_1() {
jj_la1_1 = new int[] {0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x10,0x28,0x0,0x6,0x6,};
}
public SqlGrammar(java.io.InputStream stream) {
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new SqlGrammarTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
}
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 < 21; i++) jj_la1[i] = -1;
}
public SqlGrammar(java.io.Reader stream) {
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new SqlGrammarTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
}
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 < 21; i++) jj_la1[i] = -1;
}
public SqlGrammar(SqlGrammarTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
}
public void ReInit(SqlGrammarTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
}
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++;
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
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 = 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;
public ParseException generateParseException() {
jj_expentries.removeAllElements();
boolean[] la1tokens = new boolean[39];
for (int i = 0; i < 39; i++) {
la1tokens[i] = false;
}
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 21; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1<© 2015 - 2025 Weber Informatics LLC | Privacy Policy