| /* |
| * Copyright 2003-2007 the original author or authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.codehaus.groovy.antlr.java; |
| |
| import org.codehaus.groovy.antlr.GroovySourceAST; |
| import org.codehaus.groovy.antlr.parser.GroovyTokenTypes; |
| import org.codehaus.groovy.antlr.treewalker.VisitorAdapter; |
| |
| public class Java2GroovyConverter extends VisitorAdapter{ |
| private String[] tokenNames; |
| private int[] typeMapping; |
| |
| public Java2GroovyConverter(String[] tokenNames) { |
| this.tokenNames = tokenNames; |
| typeMapping = new int[400]; // magic number, much greater than current number of java tokens |
| typeMapping[JavaTokenTypes.ABSTRACT] = GroovyTokenTypes.ABSTRACT; |
| |
| typeMapping[JavaTokenTypes.EOF] = GroovyTokenTypes.EOF; |
| typeMapping[JavaTokenTypes.NULL_TREE_LOOKAHEAD] = GroovyTokenTypes.NULL_TREE_LOOKAHEAD; |
| typeMapping[JavaTokenTypes.BLOCK] = GroovyTokenTypes.BLOCK; |
| typeMapping[JavaTokenTypes.MODIFIERS] = GroovyTokenTypes.MODIFIERS; |
| typeMapping[JavaTokenTypes.OBJBLOCK] = GroovyTokenTypes.OBJBLOCK; |
| typeMapping[JavaTokenTypes.SLIST] = GroovyTokenTypes.SLIST; |
| typeMapping[JavaTokenTypes.METHOD_DEF] = GroovyTokenTypes.METHOD_DEF; |
| typeMapping[JavaTokenTypes.VARIABLE_DEF] = GroovyTokenTypes.VARIABLE_DEF; |
| typeMapping[JavaTokenTypes.INSTANCE_INIT] = GroovyTokenTypes.INSTANCE_INIT; |
| typeMapping[JavaTokenTypes.STATIC_INIT] = GroovyTokenTypes.STATIC_INIT; |
| typeMapping[JavaTokenTypes.TYPE] = GroovyTokenTypes.TYPE; |
| typeMapping[JavaTokenTypes.CLASS_DEF] = GroovyTokenTypes.CLASS_DEF; |
| typeMapping[JavaTokenTypes.INTERFACE_DEF] = GroovyTokenTypes.INTERFACE_DEF; |
| typeMapping[JavaTokenTypes.PACKAGE_DEF] = GroovyTokenTypes.PACKAGE_DEF; |
| typeMapping[JavaTokenTypes.ARRAY_DECLARATOR] = GroovyTokenTypes.ARRAY_DECLARATOR; |
| typeMapping[JavaTokenTypes.EXTENDS_CLAUSE] = GroovyTokenTypes.EXTENDS_CLAUSE; |
| typeMapping[JavaTokenTypes.IMPLEMENTS_CLAUSE] = GroovyTokenTypes.IMPLEMENTS_CLAUSE; |
| typeMapping[JavaTokenTypes.PARAMETERS] = GroovyTokenTypes.PARAMETERS; |
| typeMapping[JavaTokenTypes.PARAMETER_DEF] = GroovyTokenTypes.PARAMETER_DEF; |
| typeMapping[JavaTokenTypes.LABELED_STAT] = GroovyTokenTypes.LABELED_STAT; |
| typeMapping[JavaTokenTypes.TYPECAST] = GroovyTokenTypes.TYPECAST; |
| typeMapping[JavaTokenTypes.INDEX_OP] = GroovyTokenTypes.INDEX_OP; |
| typeMapping[JavaTokenTypes.POST_INC] = GroovyTokenTypes.POST_INC; |
| typeMapping[JavaTokenTypes.POST_DEC] = GroovyTokenTypes.POST_DEC; |
| typeMapping[JavaTokenTypes.METHOD_CALL] = GroovyTokenTypes.METHOD_CALL; |
| typeMapping[JavaTokenTypes.EXPR] = GroovyTokenTypes.EXPR; |
| typeMapping[JavaTokenTypes.ARRAY_INIT] = GroovyTokenTypes.LIST_CONSTRUCTOR; // this assumes LIST_CONSTRUCTOR set by PreJava2GroovyConvertor |
| typeMapping[JavaTokenTypes.IMPORT] = GroovyTokenTypes.IMPORT; |
| typeMapping[JavaTokenTypes.UNARY_MINUS] = GroovyTokenTypes.UNARY_MINUS; |
| typeMapping[JavaTokenTypes.UNARY_PLUS] = GroovyTokenTypes.UNARY_PLUS; |
| typeMapping[JavaTokenTypes.CASE_GROUP] = GroovyTokenTypes.CASE_GROUP; |
| typeMapping[JavaTokenTypes.ELIST] = GroovyTokenTypes.ELIST; |
| typeMapping[JavaTokenTypes.FOR_INIT] = GroovyTokenTypes.FOR_INIT; |
| typeMapping[JavaTokenTypes.FOR_CONDITION] = GroovyTokenTypes.FOR_CONDITION; |
| typeMapping[JavaTokenTypes.FOR_ITERATOR] = GroovyTokenTypes.FOR_ITERATOR; |
| typeMapping[JavaTokenTypes.EMPTY_STAT] = GroovyTokenTypes.EMPTY_STAT; |
| typeMapping[JavaTokenTypes.FINAL] = GroovyTokenTypes.FINAL; |
| typeMapping[JavaTokenTypes.ABSTRACT] = GroovyTokenTypes.ABSTRACT; |
| typeMapping[JavaTokenTypes.STRICTFP] = GroovyTokenTypes.STRICTFP; |
| typeMapping[JavaTokenTypes.SUPER_CTOR_CALL] = GroovyTokenTypes.SUPER_CTOR_CALL; |
| typeMapping[JavaTokenTypes.CTOR_CALL] = GroovyTokenTypes.CTOR_CALL; |
| typeMapping[JavaTokenTypes.VARIABLE_PARAMETER_DEF] = GroovyTokenTypes.VARIABLE_PARAMETER_DEF; |
| typeMapping[JavaTokenTypes.STATIC_IMPORT] = GroovyTokenTypes.STATIC_IMPORT; |
| typeMapping[JavaTokenTypes.ENUM_DEF] = GroovyTokenTypes.ENUM_DEF; |
| typeMapping[JavaTokenTypes.ENUM_CONSTANT_DEF] = GroovyTokenTypes.ENUM_CONSTANT_DEF; |
| typeMapping[JavaTokenTypes.FOR_EACH_CLAUSE] = GroovyTokenTypes.FOR_EACH_CLAUSE; |
| typeMapping[JavaTokenTypes.ANNOTATION_DEF] = GroovyTokenTypes.ANNOTATION_DEF; |
| typeMapping[JavaTokenTypes.ANNOTATIONS] = GroovyTokenTypes.ANNOTATIONS; |
| typeMapping[JavaTokenTypes.ANNOTATION] = GroovyTokenTypes.ANNOTATION; |
| typeMapping[JavaTokenTypes.ANNOTATION_MEMBER_VALUE_PAIR] = GroovyTokenTypes.ANNOTATION_MEMBER_VALUE_PAIR; |
| typeMapping[JavaTokenTypes.ANNOTATION_FIELD_DEF] = GroovyTokenTypes.ANNOTATION_FIELD_DEF; |
| typeMapping[JavaTokenTypes.ANNOTATION_ARRAY_INIT] = GroovyTokenTypes.ANNOTATION_ARRAY_INIT; |
| typeMapping[JavaTokenTypes.TYPE_ARGUMENTS] = GroovyTokenTypes.TYPE_ARGUMENTS; |
| typeMapping[JavaTokenTypes.TYPE_ARGUMENT] = GroovyTokenTypes.TYPE_ARGUMENT; |
| typeMapping[JavaTokenTypes.TYPE_PARAMETERS] = GroovyTokenTypes.TYPE_PARAMETERS; |
| typeMapping[JavaTokenTypes.TYPE_PARAMETER] = GroovyTokenTypes.TYPE_PARAMETER; |
| typeMapping[JavaTokenTypes.WILDCARD_TYPE] = GroovyTokenTypes.WILDCARD_TYPE; |
| typeMapping[JavaTokenTypes.TYPE_UPPER_BOUNDS] = GroovyTokenTypes.TYPE_UPPER_BOUNDS; |
| typeMapping[JavaTokenTypes.TYPE_LOWER_BOUNDS] = GroovyTokenTypes.TYPE_LOWER_BOUNDS; |
| typeMapping[JavaTokenTypes.LITERAL_package] = GroovyTokenTypes.LITERAL_package; |
| typeMapping[JavaTokenTypes.SEMI] = GroovyTokenTypes.SEMI; |
| typeMapping[JavaTokenTypes.LITERAL_import] = GroovyTokenTypes.LITERAL_import; |
| typeMapping[JavaTokenTypes.LITERAL_static] = GroovyTokenTypes.LITERAL_static; |
| typeMapping[JavaTokenTypes.LBRACK] = GroovyTokenTypes.LBRACK; |
| typeMapping[JavaTokenTypes.RBRACK] = GroovyTokenTypes.RBRACK; |
| typeMapping[JavaTokenTypes.IDENT] = GroovyTokenTypes.IDENT; |
| typeMapping[JavaTokenTypes.DOT] = GroovyTokenTypes.DOT; |
| typeMapping[JavaTokenTypes.QUESTION] = GroovyTokenTypes.QUESTION; |
| typeMapping[JavaTokenTypes.LITERAL_extends] = GroovyTokenTypes.LITERAL_extends; |
| typeMapping[JavaTokenTypes.LITERAL_super] = GroovyTokenTypes.LITERAL_super; |
| typeMapping[JavaTokenTypes.LT] = GroovyTokenTypes.LT; |
| typeMapping[JavaTokenTypes.COMMA] = GroovyTokenTypes.COMMA; |
| typeMapping[JavaTokenTypes.GT] = GroovyTokenTypes.GT; |
| typeMapping[JavaTokenTypes.SR] = GroovyTokenTypes.SR; |
| typeMapping[JavaTokenTypes.BSR] = GroovyTokenTypes.BSR; |
| typeMapping[JavaTokenTypes.LITERAL_void] = GroovyTokenTypes.LITERAL_void; |
| typeMapping[JavaTokenTypes.LITERAL_boolean] = GroovyTokenTypes.LITERAL_boolean; |
| typeMapping[JavaTokenTypes.LITERAL_byte] = GroovyTokenTypes.LITERAL_byte; |
| typeMapping[JavaTokenTypes.LITERAL_char] = GroovyTokenTypes.LITERAL_char; |
| typeMapping[JavaTokenTypes.LITERAL_short] = GroovyTokenTypes.LITERAL_short; |
| typeMapping[JavaTokenTypes.LITERAL_int] = GroovyTokenTypes.LITERAL_int; |
| typeMapping[JavaTokenTypes.LITERAL_float] = GroovyTokenTypes.LITERAL_float; |
| typeMapping[JavaTokenTypes.LITERAL_long] = GroovyTokenTypes.LITERAL_long; |
| typeMapping[JavaTokenTypes.LITERAL_double] = GroovyTokenTypes.LITERAL_double; |
| typeMapping[JavaTokenTypes.STAR] = GroovyTokenTypes.STAR; |
| typeMapping[JavaTokenTypes.LITERAL_private] = GroovyTokenTypes.LITERAL_private; |
| typeMapping[JavaTokenTypes.LITERAL_public] = GroovyTokenTypes.LITERAL_public; |
| typeMapping[JavaTokenTypes.LITERAL_protected] = GroovyTokenTypes.LITERAL_protected; |
| typeMapping[JavaTokenTypes.LITERAL_transient] = GroovyTokenTypes.LITERAL_transient; |
| typeMapping[JavaTokenTypes.LITERAL_native] = GroovyTokenTypes.LITERAL_native; |
| typeMapping[JavaTokenTypes.LITERAL_threadsafe] = GroovyTokenTypes.LITERAL_threadsafe; |
| typeMapping[JavaTokenTypes.LITERAL_synchronized] = GroovyTokenTypes.LITERAL_synchronized; |
| typeMapping[JavaTokenTypes.LITERAL_volatile] = GroovyTokenTypes.LITERAL_volatile; |
| typeMapping[JavaTokenTypes.AT] = GroovyTokenTypes.AT; |
| typeMapping[JavaTokenTypes.LPAREN] = GroovyTokenTypes.LPAREN; |
| typeMapping[JavaTokenTypes.RPAREN] = GroovyTokenTypes.RPAREN; |
| typeMapping[JavaTokenTypes.ASSIGN] = GroovyTokenTypes.ASSIGN; |
| typeMapping[JavaTokenTypes.LCURLY] = GroovyTokenTypes.LCURLY; |
| typeMapping[JavaTokenTypes.RCURLY] = GroovyTokenTypes.RCURLY; |
| typeMapping[JavaTokenTypes.LITERAL_class] = GroovyTokenTypes.LITERAL_class; |
| typeMapping[JavaTokenTypes.LITERAL_interface] = GroovyTokenTypes.LITERAL_interface; |
| typeMapping[JavaTokenTypes.LITERAL_enum] = GroovyTokenTypes.LITERAL_enum; |
| typeMapping[JavaTokenTypes.BAND] = GroovyTokenTypes.BAND; |
| typeMapping[JavaTokenTypes.LITERAL_default] = GroovyTokenTypes.LITERAL_default; |
| typeMapping[JavaTokenTypes.LITERAL_implements] = GroovyTokenTypes.LITERAL_implements; |
| typeMapping[JavaTokenTypes.LITERAL_this] = GroovyTokenTypes.LITERAL_this; |
| typeMapping[JavaTokenTypes.LITERAL_throws] = GroovyTokenTypes.LITERAL_throws; |
| typeMapping[JavaTokenTypes.TRIPLE_DOT] = GroovyTokenTypes.TRIPLE_DOT; |
| typeMapping[JavaTokenTypes.COLON] = GroovyTokenTypes.COLON; |
| typeMapping[JavaTokenTypes.LITERAL_if] = GroovyTokenTypes.LITERAL_if; |
| typeMapping[JavaTokenTypes.LITERAL_else] = GroovyTokenTypes.LITERAL_else; |
| typeMapping[JavaTokenTypes.LITERAL_while] = GroovyTokenTypes.LITERAL_while; |
| typeMapping[JavaTokenTypes.LITERAL_do] = GroovyTokenTypes.LITERAL_while; // warning - do...while... ignored |
| typeMapping[JavaTokenTypes.LITERAL_break] = GroovyTokenTypes.LITERAL_break; |
| typeMapping[JavaTokenTypes.LITERAL_continue] = GroovyTokenTypes.LITERAL_continue; |
| typeMapping[JavaTokenTypes.LITERAL_return] = GroovyTokenTypes.LITERAL_return; |
| typeMapping[JavaTokenTypes.LITERAL_switch] = GroovyTokenTypes.LITERAL_switch; |
| typeMapping[JavaTokenTypes.LITERAL_throw] = GroovyTokenTypes.LITERAL_throw; |
| typeMapping[JavaTokenTypes.LITERAL_assert] = GroovyTokenTypes.LITERAL_assert; |
| typeMapping[JavaTokenTypes.LITERAL_for] = GroovyTokenTypes.LITERAL_for; |
| typeMapping[JavaTokenTypes.LITERAL_case] = GroovyTokenTypes.LITERAL_case; |
| typeMapping[JavaTokenTypes.LITERAL_try] = GroovyTokenTypes.LITERAL_try; |
| typeMapping[JavaTokenTypes.LITERAL_finally] = GroovyTokenTypes.LITERAL_finally; |
| typeMapping[JavaTokenTypes.LITERAL_catch] = GroovyTokenTypes.LITERAL_catch; |
| typeMapping[JavaTokenTypes.PLUS_ASSIGN] = GroovyTokenTypes.PLUS_ASSIGN; |
| typeMapping[JavaTokenTypes.MINUS_ASSIGN] = GroovyTokenTypes.MINUS_ASSIGN; |
| typeMapping[JavaTokenTypes.STAR_ASSIGN] = GroovyTokenTypes.STAR_ASSIGN; |
| typeMapping[JavaTokenTypes.DIV_ASSIGN] = GroovyTokenTypes.DIV_ASSIGN; |
| typeMapping[JavaTokenTypes.MOD_ASSIGN] = GroovyTokenTypes.MOD_ASSIGN; |
| typeMapping[JavaTokenTypes.SR_ASSIGN] = GroovyTokenTypes.SR_ASSIGN; |
| typeMapping[JavaTokenTypes.BSR_ASSIGN] = GroovyTokenTypes.BSR_ASSIGN; |
| typeMapping[JavaTokenTypes.SL_ASSIGN] = GroovyTokenTypes.SL_ASSIGN; |
| typeMapping[JavaTokenTypes.BAND_ASSIGN] = GroovyTokenTypes.BAND_ASSIGN; |
| typeMapping[JavaTokenTypes.BXOR_ASSIGN] = GroovyTokenTypes.BXOR_ASSIGN; |
| typeMapping[JavaTokenTypes.BOR_ASSIGN] = GroovyTokenTypes.BOR_ASSIGN; |
| typeMapping[JavaTokenTypes.LOR] = GroovyTokenTypes.LOR; |
| typeMapping[JavaTokenTypes.LAND] = GroovyTokenTypes.LAND; |
| typeMapping[JavaTokenTypes.BOR] = GroovyTokenTypes.BOR; |
| typeMapping[JavaTokenTypes.BXOR] = GroovyTokenTypes.BXOR; |
| typeMapping[JavaTokenTypes.NOT_EQUAL] = GroovyTokenTypes.NOT_EQUAL; |
| typeMapping[JavaTokenTypes.EQUAL] = GroovyTokenTypes.EQUAL; |
| typeMapping[JavaTokenTypes.LE] = GroovyTokenTypes.LE; |
| typeMapping[JavaTokenTypes.GE] = GroovyTokenTypes.GE; |
| typeMapping[JavaTokenTypes.LITERAL_instanceof] = GroovyTokenTypes.LITERAL_instanceof; |
| typeMapping[JavaTokenTypes.SL] = GroovyTokenTypes.SL; |
| typeMapping[JavaTokenTypes.PLUS] = GroovyTokenTypes.PLUS; |
| typeMapping[JavaTokenTypes.MINUS] = GroovyTokenTypes.MINUS; |
| typeMapping[JavaTokenTypes.DIV] = GroovyTokenTypes.DIV; |
| typeMapping[JavaTokenTypes.MOD] = GroovyTokenTypes.MOD; |
| typeMapping[JavaTokenTypes.INC] = GroovyTokenTypes.INC; |
| typeMapping[JavaTokenTypes.DEC] = GroovyTokenTypes.DEC; |
| typeMapping[JavaTokenTypes.BNOT] = GroovyTokenTypes.BNOT; |
| typeMapping[JavaTokenTypes.LNOT] = GroovyTokenTypes.LNOT; |
| typeMapping[JavaTokenTypes.LITERAL_true] = GroovyTokenTypes.LITERAL_true; |
| typeMapping[JavaTokenTypes.LITERAL_false] = GroovyTokenTypes.LITERAL_false; |
| typeMapping[JavaTokenTypes.LITERAL_null] = GroovyTokenTypes.LITERAL_null; |
| typeMapping[JavaTokenTypes.LITERAL_new] = GroovyTokenTypes.LITERAL_new; |
| typeMapping[JavaTokenTypes.NUM_INT] = GroovyTokenTypes.NUM_INT; |
| typeMapping[JavaTokenTypes.CHAR_LITERAL] = GroovyTokenTypes.STRING_LITERAL; // warning: treating Java chars as "String" in Groovy |
| typeMapping[JavaTokenTypes.STRING_LITERAL] = GroovyTokenTypes.STRING_LITERAL; |
| typeMapping[JavaTokenTypes.NUM_FLOAT] = GroovyTokenTypes.NUM_FLOAT; |
| typeMapping[JavaTokenTypes.NUM_LONG] = GroovyTokenTypes.NUM_LONG; |
| typeMapping[JavaTokenTypes.NUM_DOUBLE] = GroovyTokenTypes.NUM_DOUBLE; |
| typeMapping[JavaTokenTypes.WS] = GroovyTokenTypes.WS; |
| typeMapping[JavaTokenTypes.SL_COMMENT] = GroovyTokenTypes.SL_COMMENT; |
| typeMapping[JavaTokenTypes.ML_COMMENT] = GroovyTokenTypes.ML_COMMENT; |
| typeMapping[JavaTokenTypes.ESC] = GroovyTokenTypes.ESC; |
| typeMapping[JavaTokenTypes.HEX_DIGIT] = GroovyTokenTypes.HEX_DIGIT; |
| typeMapping[JavaTokenTypes.VOCAB] = GroovyTokenTypes.VOCAB; |
| typeMapping[JavaTokenTypes.EXPONENT] = GroovyTokenTypes.EXPONENT; |
| typeMapping[JavaTokenTypes.FLOAT_SUFFIX] = GroovyTokenTypes.FLOAT_SUFFIX; |
| } |
| |
| public void visitDefault(GroovySourceAST t,int visit) { |
| if (visit == OPENING_VISIT) { |
| // only want to do this once per node... |
| t.setType(typeMapping[t.getType()]); |
| // ---- |
| |
| // need to remove double quotes in string literals |
| // as groovy AST doesn't expect to have them |
| if (t.getType() == GroovyTokenTypes.STRING_LITERAL) { |
| String text = t.getText(); |
| if (isSingleQuoted(text)) { |
| t.setText(text.substring(1, text.length() - 1)); // chop off the single quotes at start and end |
| } else if (isDoubleQuoted(text)) { |
| t.setText(text.substring(1, text.length() - 1)); // chop off the double quotes at start and end |
| } |
| } |
| } |
| } |
| |
| private boolean isSingleQuoted(String text) { |
| return text != null && text.length() > 2 |
| && text.charAt(0) == '\'' |
| && text.charAt(text.length() - 1) == '\''; |
| } |
| private boolean isDoubleQuoted(String text) { |
| return text != null && text.length() > 2 |
| && text.charAt(0) == '"' |
| && text.charAt(text.length() - 1) == '"'; |
| } |
| } |
