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Groovy example source code file (Visitor.java)

This example Groovy source code file (Visitor.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

closing_visit, foo, foo, groovysourceast, groovysourceast, opening_visit, second_visit, second_visit, subsequent_visit, visitor, visitor

The Groovy Visitor.java source code

/*
 * Copyright 2003-2010 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.treewalker;

import org.codehaus.groovy.antlr.GroovySourceAST;

/**
 * An interface for visiting a GroovySourceAST node.
 *
 * @author <a href="mailto:groovy@ross-rayner.com">Jeremy Rayner
 * @version $Revision: 19543 $
 */

public interface Visitor {
    int OPENING_VISIT = 1;
    int SECOND_VISIT = 2; // only used on rare occasions, e.g. the '(' in this snippet...   @Foo  (  a=1, b=2, c=3)
    int SUBSEQUENT_VISIT = 3;
    int CLOSING_VISIT = 4;

    void setUp();
    void visitAbstract(GroovySourceAST t, int visit);
    void visitAnnotation(GroovySourceAST t, int visit);
    void visitAnnotations(GroovySourceAST t, int visit);
    void visitAnnotationArrayInit(GroovySourceAST t, int visit);
    void visitAnnotationDef(GroovySourceAST t, int visit);
    void visitAnnotationFieldDef(GroovySourceAST t, int visit);
    void visitAnnotationMemberValuePair(GroovySourceAST t, int visit);
    void visitArrayDeclarator(GroovySourceAST t, int visit);
    void visitAssign(GroovySourceAST t, int visit);
    void visitAt(GroovySourceAST t, int visit);
    void visitBand(GroovySourceAST t, int visit);
    void visitBandAssign(GroovySourceAST t, int visit);
    void visitBigSuffix(GroovySourceAST t, int visit);
    void visitBlock(GroovySourceAST t, int visit);
    void visitBnot(GroovySourceAST t, int visit);
    void visitBor(GroovySourceAST t, int visit);
    void visitBorAssign(GroovySourceAST t, int visit);
    void visitBsr(GroovySourceAST t, int visit);
    void visitBsrAssign(GroovySourceAST t, int visit);
    void visitBxor(GroovySourceAST t, int visit);
    void visitBxorAssign(GroovySourceAST t, int visit);
    void visitCaseGroup(GroovySourceAST t, int visit);
    void visitClassDef(GroovySourceAST t, int visit);
    void visitClosedBlock(GroovySourceAST t, int visit);
    void visitClosureList(GroovySourceAST t, int visit);
    void visitClosureOp(GroovySourceAST t, int visit);
    void visitColon(GroovySourceAST t, int visit);
    void visitComma(GroovySourceAST t, int visit);
    void visitCompareTo(GroovySourceAST t, int visit);
    void visitCtorCall(GroovySourceAST t, int visit);
    void visitCtorIdent(GroovySourceAST t, int visit);
    void visitDec(GroovySourceAST t, int visit);
    void visitDigit(GroovySourceAST t, int visit);
    void visitDiv(GroovySourceAST t, int visit);
    void visitDivAssign(GroovySourceAST t, int visit);
    void visitDollar(GroovySourceAST t, int visit);
    void visitDot(GroovySourceAST t, int visit);
    void visitDynamicMember(GroovySourceAST t, int visit);
    void visitElist(GroovySourceAST t, int visit);
    void visitEmptyStat(GroovySourceAST t, int visit);
    void visitEnumConstantDef(GroovySourceAST t, int visit);
    void visitEnumDef(GroovySourceAST t, int visit);
    void visitEof(GroovySourceAST t, int visit);
    void visitEqual(GroovySourceAST t, int visit);
    void visitEsc(GroovySourceAST t, int visit);
    void visitExponent(GroovySourceAST t, int visit);
    void visitExpr(GroovySourceAST t, int visit);
    void visitExtendsClause(GroovySourceAST t, int visit);
    void visitFinal(GroovySourceAST t, int visit);
    void visitFloatSuffix(GroovySourceAST t, int visit);
    void visitForCondition(GroovySourceAST t, int visit);
    void visitForEachClause(GroovySourceAST t, int visit);
    void visitForInit(GroovySourceAST t, int visit);
    void visitForInIterable(GroovySourceAST t, int visit);
    void visitForIterator(GroovySourceAST t, int visit);
    void visitGe(GroovySourceAST t, int visit);
    void visitGt(GroovySourceAST t, int visit);
    void visitHexDigit(GroovySourceAST t, int visit);
    void visitIdent(GroovySourceAST t, int visit);
    void visitImplementsClause(GroovySourceAST t, int visit);
    void visitImplicitParameters(GroovySourceAST t, int visit);
    void visitImport(GroovySourceAST t, int visit);
    void visitInc(GroovySourceAST t, int visit);
    void visitIndexOp(GroovySourceAST t, int visit);
    void visitInstanceInit(GroovySourceAST t, int visit);
    void visitInterfaceDef(GroovySourceAST t, int visit);
    void visitLabeledArg(GroovySourceAST t, int visit);
    void visitLabeledStat(GroovySourceAST t, int visit);
    void visitLand(GroovySourceAST t, int visit);
    void visitLbrack(GroovySourceAST t, int visit);
    void visitLcurly(GroovySourceAST t, int visit);
    void visitLe(GroovySourceAST t, int visit);
    void visitLetter(GroovySourceAST t, int visit);
    void visitListConstructor(GroovySourceAST t, int visit);
    void visitLiteralAs(GroovySourceAST t, int visit);
    void visitLiteralAssert(GroovySourceAST t, int visit);
    void visitLiteralBoolean(GroovySourceAST t, int visit);
    void visitLiteralBreak(GroovySourceAST t, int visit);
    void visitLiteralByte(GroovySourceAST t, int visit);
    void visitLiteralCase(GroovySourceAST t, int visit);
    void visitLiteralCatch(GroovySourceAST t, int visit);
    void visitLiteralChar(GroovySourceAST t, int visit);
    void visitLiteralClass(GroovySourceAST t, int visit);
    void visitLiteralContinue(GroovySourceAST t, int visit);
    void visitLiteralDef(GroovySourceAST t, int visit);
    void visitLiteralDefault(GroovySourceAST t, int visit);
    void visitLiteralDouble(GroovySourceAST t, int visit);
    void visitLiteralElse(GroovySourceAST t, int visit);
    void visitLiteralEnum(GroovySourceAST t, int visit);
    void visitLiteralExtends(GroovySourceAST t, int visit);
    void visitLiteralFalse(GroovySourceAST t, int visit);
    void visitLiteralFinally(GroovySourceAST t, int visit);
    void visitLiteralFloat(GroovySourceAST t, int visit);
    void visitLiteralFor(GroovySourceAST t, int visit);
    void visitLiteralIf(GroovySourceAST t, int visit);
    void visitLiteralImplements(GroovySourceAST t, int visit);
    void visitLiteralImport(GroovySourceAST t, int visit);
    void visitLiteralIn(GroovySourceAST t, int visit);
    void visitLiteralInstanceof(GroovySourceAST t, int visit);
    void visitLiteralInt(GroovySourceAST t, int visit);
    void visitLiteralInterface(GroovySourceAST t, int visit);
    void visitLiteralLong(GroovySourceAST t, int visit);
    void visitLiteralNative(GroovySourceAST t, int visit);
    void visitLiteralNew(GroovySourceAST t, int visit);
    void visitLiteralNull(GroovySourceAST t, int visit);
    void visitLiteralPackage(GroovySourceAST t, int visit);
    void visitLiteralPrivate(GroovySourceAST t, int visit);
    void visitLiteralProtected(GroovySourceAST t, int visit);
    void visitLiteralPublic(GroovySourceAST t, int visit);
    void visitLiteralReturn(GroovySourceAST t, int visit);
    void visitLiteralShort(GroovySourceAST t, int visit);
    void visitLiteralStatic(GroovySourceAST t, int visit);
    void visitLiteralSuper(GroovySourceAST t, int visit);
    void visitLiteralSwitch(GroovySourceAST t, int visit);
    void visitLiteralSynchronized(GroovySourceAST t, int visit);
    void visitLiteralThis(GroovySourceAST t, int visit);
    void visitLiteralThreadsafe(GroovySourceAST t, int visit);
    void visitLiteralThrow(GroovySourceAST t, int visit);
    void visitLiteralThrows(GroovySourceAST t, int visit);
    void visitLiteralTransient(GroovySourceAST t, int visit);
    void visitLiteralTrue(GroovySourceAST t, int visit);
    void visitLiteralTry(GroovySourceAST t, int visit);
    void visitLiteralVoid(GroovySourceAST t, int visit);
    void visitLiteralVolatile(GroovySourceAST t, int visit);
    void visitLiteralWhile(GroovySourceAST t, int visit);
    void visitLnot(GroovySourceAST t, int visit);
    void visitLor(GroovySourceAST t, int visit);
    void visitLparen(GroovySourceAST t, int visit);
    void visitLt(GroovySourceAST t, int visit);
    void visitMapConstructor(GroovySourceAST t, int visit);
    void visitMemberPointer(GroovySourceAST t, int visit);
    void visitMethodCall(GroovySourceAST t, int visit);
    void visitMethodDef(GroovySourceAST t, int visit);
    void visitMinus(GroovySourceAST t, int visit);
    void visitMinusAssign(GroovySourceAST t, int visit);
    void visitMlComment(GroovySourceAST t, int visit);
    void visitMod(GroovySourceAST t, int visit);
    void visitModifiers(GroovySourceAST t, int visit);
    void visitModAssign(GroovySourceAST t, int visit);
    void visitNls(GroovySourceAST t, int visit);
    void visitNotEqual(GroovySourceAST t, int visit);
    void visitNullTreeLookahead(GroovySourceAST t, int visit);
    void visitNumBigDecimal(GroovySourceAST t, int visit);
    void visitNumBigInt(GroovySourceAST t, int visit);
    void visitNumDouble(GroovySourceAST t, int visit);
    void visitNumFloat(GroovySourceAST t, int visit);
    void visitNumInt(GroovySourceAST t, int visit);
    void visitNumLong(GroovySourceAST t, int visit);
    void visitObjblock(GroovySourceAST t, int visit);
    void visitOneNl(GroovySourceAST t, int visit);
    void visitOptionalDot(GroovySourceAST t, int visit);
    void visitPackageDef(GroovySourceAST t, int visit);
    void visitParameters(GroovySourceAST t, int visit);
    void visitParameterDef(GroovySourceAST t, int visit);
    void visitPlus(GroovySourceAST t, int visit);
    void visitPlusAssign(GroovySourceAST t, int visit);
    void visitPostDec(GroovySourceAST t, int visit);
    void visitPostInc(GroovySourceAST t, int visit);
    void visitQuestion(GroovySourceAST t, int visit);
    void visitRangeExclusive(GroovySourceAST t, int visit);
    void visitRangeInclusive(GroovySourceAST t, int visit);
    void visitRbrack(GroovySourceAST t, int visit);
    void visitRcurly(GroovySourceAST t, int visit);
    void visitRegexpCtorEnd(GroovySourceAST t, int visit);
    void visitRegexpLiteral(GroovySourceAST t, int visit);
    void visitRegexpSymbol(GroovySourceAST t, int visit);
    void visitRegexFind(GroovySourceAST t, int visit);
    void visitRegexMatch(GroovySourceAST t, int visit);
    void visitRparen(GroovySourceAST t, int visit);
    void visitSelectSlot(GroovySourceAST t, int visit);
    void visitSemi(GroovySourceAST t, int visit);
    void visitShComment(GroovySourceAST t, int visit);
    void visitSl(GroovySourceAST t, int visit);
    void visitSlist(GroovySourceAST t, int visit);
    void visitSlAssign(GroovySourceAST t, int visit);
    void visitSlComment(GroovySourceAST t, int visit);
    void visitSpreadArg(GroovySourceAST t, int visit);
    void visitSpreadDot(GroovySourceAST t, int visit);
    void visitSpreadMapArg(GroovySourceAST t, int visit);
    void visitSr(GroovySourceAST t, int visit);
    void visitSrAssign(GroovySourceAST t, int visit);
    void visitStar(GroovySourceAST t, int visit);
    void visitStarAssign(GroovySourceAST t, int visit);
    void visitStarStar(GroovySourceAST t, int visit);
    void visitStarStarAssign(GroovySourceAST t, int visit);
    void visitStaticImport(GroovySourceAST t, int visit);
    void visitStaticInit(GroovySourceAST t, int visit);
    void visitStrictfp(GroovySourceAST t, int visit);
    void visitStringCh(GroovySourceAST t, int visit);
    void visitStringConstructor(GroovySourceAST t, int visit);
    void visitStringCtorEnd(GroovySourceAST t, int visit);
    void visitStringCtorMiddle(GroovySourceAST t, int visit);
    void visitStringCtorStart(GroovySourceAST t, int visit);
    void visitStringLiteral(GroovySourceAST t, int visit);
    void visitStringNl(GroovySourceAST t, int visit);
    void visitSuperCtorCall(GroovySourceAST t, int visit);
    void visitTripleDot(GroovySourceAST t, int visit);
    void visitType(GroovySourceAST t, int visit);
    void visitTypecast(GroovySourceAST t, int visit);
    void visitTypeArgument(GroovySourceAST t, int visit);
    void visitTypeArguments(GroovySourceAST t, int visit);
    void visitTypeLowerBounds(GroovySourceAST t, int visit);
    void visitTypeParameter(GroovySourceAST t, int visit);
    void visitTypeParameters(GroovySourceAST t, int visit);
    void visitTypeUpperBounds(GroovySourceAST t, int visit);
    void visitUnaryMinus(GroovySourceAST t, int visit);
    void visitUnaryPlus(GroovySourceAST t, int visit);
    void visitUnusedConst(GroovySourceAST t, int visit);
    void visitUnusedDo(GroovySourceAST t, int visit);
    void visitUnusedGoto(GroovySourceAST t, int visit);
    void visitVariableDef(GroovySourceAST t, int visit);
    void visitVariableParameterDef(GroovySourceAST t, int visit);
    void visitVocab(GroovySourceAST t, int visit);
    void visitWildcardType(GroovySourceAST t, int visit);
    void visitWs(GroovySourceAST t, int visit);

    void visitDefault(GroovySourceAST t,int visit);
    void tearDown();

    void push(GroovySourceAST t);
    GroovySourceAST pop();
}

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