- * Example usage:
- *
- *
- * Call the
- * NaiveASTFlattener p = new NaiveASTFlattener();
- * node.accept(p);
- * String result = p.getResult();
- *
- * reset method to clear the previous result before reusing an
- * existing instance.
- *
IExtendedModifiers)
- */
- void printModifiers(List ext) {
- for (Iterator it = ext.iterator(); it.hasNext(); ) {
- ASTNode p = (ASTNode) it.next();
- p.accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- }
- }
-
- /**
- * Resets this printer so that it can be used again.
- */
- public void reset() {
- this.buffer.setLength(0);
- }
-
- /**
- * Internal synonym for {@link TypeDeclaration#superInterfaces()}. Use to alleviate
- * deprecation warnings.
- * @deprecated
- * @since 3.4
- */
- private List superInterfaces(TypeDeclaration node) {
- return node.superInterfaces();
- }
-
- /*
- * @see ASTVisitor#visit(AnnotationTypeDeclaration)
- * @since 3.1
- */
- public boolean visit(AnnotationTypeDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- printModifiers(node.modifiers());
- this.buffer.append("@interface ");//$NON-NLS-1$
- node.getName().accept(this);
- this.buffer.append(" {");//$NON-NLS-1$
- for (Iterator it = node.bodyDeclarations().iterator(); it.hasNext(); ) {
- BodyDeclaration d = (BodyDeclaration) it.next();
- d.accept(this);
- }
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(AnnotationTypeMemberDeclaration)
- * @since 3.1
- */
- public boolean visit(AnnotationTypeMemberDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- printModifiers(node.modifiers());
- node.getType().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- node.getName().accept(this);
- this.buffer.append("()");//$NON-NLS-1$
- if (node.getDefault() != null) {
- this.buffer.append(" default ");//$NON-NLS-1$
- node.getDefault().accept(this);
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(AnonymousClassDeclaration)
- */
- public boolean visit(AnonymousClassDeclaration node) {
- this.buffer.append("{\n");//$NON-NLS-1$
- this.indent++;
- for (Iterator it = node.bodyDeclarations().iterator(); it.hasNext(); ) {
- BodyDeclaration b = (BodyDeclaration) it.next();
- b.accept(this);
- }
- this.indent--;
- printIndent();
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ArrayAccess)
- */
- public boolean visit(ArrayAccess node) {
- node.getArray().accept(this);
- this.buffer.append("[");//$NON-NLS-1$
- node.getIndex().accept(this);
- this.buffer.append("]");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ArrayCreation)
- */
- public boolean visit(ArrayCreation node) {
- this.buffer.append("new ");//$NON-NLS-1$
- ArrayType at = node.getType();
- int dims = at.getDimensions();
- Type elementType = at.getElementType();
- elementType.accept(this);
- for (Iterator it = node.dimensions().iterator(); it.hasNext(); ) {
- this.buffer.append("[");//$NON-NLS-1$
- Expression e = (Expression) it.next();
- e.accept(this);
- this.buffer.append("]");//$NON-NLS-1$
- dims--;
- }
- // add empty "[]" for each extra array dimension
- for (int i= 0; i < dims; i++) {
- this.buffer.append("[]");//$NON-NLS-1$
- }
- if (node.getInitializer() != null) {
- node.getInitializer().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ArrayInitializer)
- */
- public boolean visit(ArrayInitializer node) {
- this.buffer.append("{");//$NON-NLS-1$
- for (Iterator it = node.expressions().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append("}");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ArrayType)
- */
- public boolean visit(ArrayType node) {
- node.getComponentType().accept(this);
- this.buffer.append("[]");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(AssertStatement)
- */
- public boolean visit(AssertStatement node) {
- printIndent();
- this.buffer.append("assert ");//$NON-NLS-1$
- node.getExpression().accept(this);
- if (node.getMessage() != null) {
- this.buffer.append(" : ");//$NON-NLS-1$
- node.getMessage().accept(this);
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(Assignment)
- */
- public boolean visit(Assignment node) {
- node.getLeftHandSide().accept(this);
- this.buffer.append(node.getOperator().toString());
- node.getRightHandSide().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(Block)
- */
- public boolean visit(Block node) {
- this.buffer.append("{\n");//$NON-NLS-1$
- this.indent++;
- for (Iterator it = node.statements().iterator(); it.hasNext(); ) {
- Statement s = (Statement) it.next();
- s.accept(this);
- }
- this.indent--;
- printIndent();
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(BlockComment)
- * @since 3.0
- */
- public boolean visit(BlockComment node) {
- printIndent();
- this.buffer.append("/* */");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(BooleanLiteral)
- */
- public boolean visit(BooleanLiteral node) {
- if (node.booleanValue() == true) {
- this.buffer.append("true");//$NON-NLS-1$
- } else {
- this.buffer.append("false");//$NON-NLS-1$
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(BreakStatement)
- */
- public boolean visit(BreakStatement node) {
- printIndent();
- this.buffer.append("break");//$NON-NLS-1$
- if (node.getLabel() != null) {
- this.buffer.append(" ");//$NON-NLS-1$
- node.getLabel().accept(this);
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(CastExpression)
- */
- public boolean visit(CastExpression node) {
- this.buffer.append("(");//$NON-NLS-1$
- node.getType().accept(this);
- this.buffer.append(")");//$NON-NLS-1$
- node.getExpression().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(CatchClause)
- */
- public boolean visit(CatchClause node) {
- this.buffer.append("catch (");//$NON-NLS-1$
- node.getException().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(CharacterLiteral)
- */
- public boolean visit(CharacterLiteral node) {
- this.buffer.append(node.getEscapedValue());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ClassInstanceCreation)
- */
- public boolean visit(ClassInstanceCreation node) {
- if (node.getExpression() != null) {
- node.getExpression().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- this.buffer.append("new ");//$NON-NLS-1$
- if (node.getAST().apiLevel() == JLS2) {
- this.getName(node).accept(this);
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeArguments().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- node.getType().accept(this);
- }
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- if (node.getAnonymousClassDeclaration() != null) {
- node.getAnonymousClassDeclaration().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(CompilationUnit)
- */
- public boolean visit(CompilationUnit node) {
- if (node.getPackage() != null) {
- node.getPackage().accept(this);
- }
- for (Iterator it = node.imports().iterator(); it.hasNext(); ) {
- ImportDeclaration d = (ImportDeclaration) it.next();
- d.accept(this);
- }
- for (Iterator it = node.types().iterator(); it.hasNext(); ) {
- AbstractTypeDeclaration d = (AbstractTypeDeclaration) it.next();
- d.accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ConditionalExpression)
- */
- public boolean visit(ConditionalExpression node) {
- node.getExpression().accept(this);
- this.buffer.append(" ? ");//$NON-NLS-1$
- node.getThenExpression().accept(this);
- this.buffer.append(" : ");//$NON-NLS-1$
- node.getElseExpression().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ConstructorInvocation)
- */
- public boolean visit(ConstructorInvocation node) {
- printIndent();
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeArguments().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- this.buffer.append("this(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(");\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ContinueStatement)
- */
- public boolean visit(ContinueStatement node) {
- printIndent();
- this.buffer.append("continue");//$NON-NLS-1$
- if (node.getLabel() != null) {
- this.buffer.append(" ");//$NON-NLS-1$
- node.getLabel().accept(this);
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(DoStatement)
- */
- public boolean visit(DoStatement node) {
- printIndent();
- this.buffer.append("do ");//$NON-NLS-1$
- node.getBody().accept(this);
- this.buffer.append(" while (");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(");\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(EmptyStatement)
- */
- public boolean visit(EmptyStatement node) {
- printIndent();
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(EnhancedForStatement)
- * @since 3.1
- */
- public boolean visit(EnhancedForStatement node) {
- printIndent();
- this.buffer.append("for (");//$NON-NLS-1$
- node.getParameter().accept(this);
- this.buffer.append(" : ");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(EnumConstantDeclaration)
- * @since 3.1
- */
- public boolean visit(EnumConstantDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- printModifiers(node.modifiers());
- node.getName().accept(this);
- if (!node.arguments().isEmpty()) {
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- }
- if (node.getAnonymousClassDeclaration() != null) {
- node.getAnonymousClassDeclaration().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(EnumDeclaration)
- * @since 3.1
- */
- public boolean visit(EnumDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- printModifiers(node.modifiers());
- this.buffer.append("enum ");//$NON-NLS-1$
- node.getName().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- if (!node.superInterfaceTypes().isEmpty()) {
- this.buffer.append("implements ");//$NON-NLS-1$
- for (Iterator it = node.superInterfaceTypes().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- }
- this.buffer.append("{");//$NON-NLS-1$
- for (Iterator it = node.enumConstants().iterator(); it.hasNext(); ) {
- EnumConstantDeclaration d = (EnumConstantDeclaration) it.next();
- d.accept(this);
- // enum constant declarations do not include punctuation
- if (it.hasNext()) {
- // enum constant declarations are separated by commas
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- if (!node.bodyDeclarations().isEmpty()) {
- this.buffer.append("; ");//$NON-NLS-1$
- for (Iterator it = node.bodyDeclarations().iterator(); it.hasNext(); ) {
- BodyDeclaration d = (BodyDeclaration) it.next();
- d.accept(this);
- // other body declarations include trailing punctuation
- }
- }
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ExpressionStatement)
- */
- public boolean visit(ExpressionStatement node) {
- printIndent();
- node.getExpression().accept(this);
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(FieldAccess)
- */
- public boolean visit(FieldAccess node) {
- node.getExpression().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- node.getName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(FieldDeclaration)
- */
- public boolean visit(FieldDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- node.getType().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- for (Iterator it = node.fragments().iterator(); it.hasNext(); ) {
- VariableDeclarationFragment f = (VariableDeclarationFragment) it.next();
- f.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ForStatement)
- */
- public boolean visit(ForStatement node) {
- printIndent();
- this.buffer.append("for (");//$NON-NLS-1$
- for (Iterator it = node.initializers().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) buffer.append(", ");//$NON-NLS-1$
- }
- this.buffer.append("; ");//$NON-NLS-1$
- if (node.getExpression() != null) {
- node.getExpression().accept(this);
- }
- this.buffer.append("; ");//$NON-NLS-1$
- for (Iterator it = node.updaters().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) buffer.append(", ");//$NON-NLS-1$
- }
- this.buffer.append(") ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(IfStatement)
- */
- public boolean visit(IfStatement node) {
- printIndent();
- this.buffer.append("if (");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- node.getThenStatement().accept(this);
- if (node.getElseStatement() != null) {
- this.buffer.append(" else ");//$NON-NLS-1$
- node.getElseStatement().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ImportDeclaration)
- */
- public boolean visit(ImportDeclaration node) {
- printIndent();
- this.buffer.append("import ");//$NON-NLS-1$
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (node.isStatic()) {
- this.buffer.append("static ");//$NON-NLS-1$
- }
- }
- node.getName().accept(this);
- if (node.isOnDemand()) {
- this.buffer.append(".*");//$NON-NLS-1$
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(InfixExpression)
- */
- public boolean visit(InfixExpression node) {
- node.getLeftOperand().accept(this);
- this.buffer.append(' '); // for cases like x= i - -1; or x= i++ + ++i;
- this.buffer.append(node.getOperator().toString());
- this.buffer.append(' ');
- node.getRightOperand().accept(this);
- final List extendedOperands = node.extendedOperands();
- if (extendedOperands.size() != 0) {
- this.buffer.append(' ');
- for (Iterator it = extendedOperands.iterator(); it.hasNext(); ) {
- this.buffer.append(node.getOperator().toString()).append(' ');
- Expression e = (Expression) it.next();
- e.accept(this);
- }
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(Initializer)
- */
- public boolean visit(Initializer node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(InstanceofExpression)
- */
- public boolean visit(InstanceofExpression node) {
- node.getLeftOperand().accept(this);
- this.buffer.append(" instanceof ");//$NON-NLS-1$
- node.getRightOperand().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(Javadoc)
- */
- public boolean visit(Javadoc node) {
- printIndent();
- this.buffer.append("/** ");//$NON-NLS-1$
- for (Iterator it = node.tags().iterator(); it.hasNext(); ) {
- ASTNode e = (ASTNode) it.next();
- e.accept(this);
- }
- this.buffer.append("\n */\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(LabeledStatement)
- */
- public boolean visit(LabeledStatement node) {
- printIndent();
- node.getLabel().accept(this);
- this.buffer.append(": ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(LineComment)
- * @since 3.0
- */
- public boolean visit(LineComment node) {
- this.buffer.append("//\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MarkerAnnotation)
- * @since 3.1
- */
- public boolean visit(MarkerAnnotation node) {
- this.buffer.append("@");//$NON-NLS-1$
- node.getTypeName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MemberRef)
- * @since 3.0
- */
- public boolean visit(MemberRef node) {
- if (node.getQualifier() != null) {
- node.getQualifier().accept(this);
- }
- this.buffer.append("#");//$NON-NLS-1$
- node.getName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MemberValuePair)
- * @since 3.1
- */
- public boolean visit(MemberValuePair node) {
- node.getName().accept(this);
- this.buffer.append("=");//$NON-NLS-1$
- node.getValue().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MethodDeclaration)
- */
- public boolean visit(MethodDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- printIndent();
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- if (!node.typeParameters().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeParameters().iterator(); it.hasNext(); ) {
- TypeParameter t = (TypeParameter) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- if (!node.isConstructor()) {
- if (node.getAST().apiLevel() == JLS2) {
- this.getReturnType(node).accept(this);
- } else {
- if (node.getReturnType2() != null) {
- node.getReturnType2().accept(this);
- } else {
- // methods really ought to have a return type
- this.buffer.append("void");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- }
- node.getName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.parameters().iterator(); it.hasNext(); ) {
- SingleVariableDeclaration v = (SingleVariableDeclaration) it.next();
- v.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- for (int i = 0; i < node.getExtraDimensions(); i++) {
- this.buffer.append("[]"); //$NON-NLS-1$
- }
- if (!node.thrownExceptions().isEmpty()) {
- this.buffer.append(" throws ");//$NON-NLS-1$
- for (Iterator it = node.thrownExceptions().iterator(); it.hasNext(); ) {
- Name n = (Name) it.next();
- n.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- }
- if (node.getBody() == null) {
- this.buffer.append(";\n");//$NON-NLS-1$
- } else {
- node.getBody().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MethodInvocation)
- */
- public boolean visit(MethodInvocation node) {
- if (node.getExpression() != null) {
- node.getExpression().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeArguments().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- node.getName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MethodRef)
- * @since 3.0
- */
- public boolean visit(MethodRef node) {
- if (node.getQualifier() != null) {
- node.getQualifier().accept(this);
- }
- this.buffer.append("#");//$NON-NLS-1$
- node.getName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.parameters().iterator(); it.hasNext(); ) {
- MethodRefParameter e = (MethodRefParameter) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(MethodRefParameter)
- * @since 3.0
- */
- public boolean visit(MethodRefParameter node) {
- node.getType().accept(this);
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (node.isVarargs()) {
- this.buffer.append("...");//$NON-NLS-1$
- }
- }
- if (node.getName() != null) {
- this.buffer.append(" ");//$NON-NLS-1$
- node.getName().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(Modifier)
- * @since 3.1
- */
- public boolean visit(Modifier node) {
- this.buffer.append(node.getKeyword().toString());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(NormalAnnotation)
- * @since 3.1
- */
- public boolean visit(NormalAnnotation node) {
- this.buffer.append("@");//$NON-NLS-1$
- node.getTypeName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.values().iterator(); it.hasNext(); ) {
- MemberValuePair p = (MemberValuePair) it.next();
- p.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(NullLiteral)
- */
- public boolean visit(NullLiteral node) {
- this.buffer.append("null");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(NumberLiteral)
- */
- public boolean visit(NumberLiteral node) {
- this.buffer.append(node.getToken());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(PackageDeclaration)
- */
- public boolean visit(PackageDeclaration node) {
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- for (Iterator it = node.annotations().iterator(); it.hasNext(); ) {
- Annotation p = (Annotation) it.next();
- p.accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- }
- }
- printIndent();
- this.buffer.append("package ");//$NON-NLS-1$
- node.getName().accept(this);
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ParameterizedType)
- * @since 3.1
- */
- public boolean visit(ParameterizedType node) {
- node.getType().accept(this);
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ParenthesizedExpression)
- */
- public boolean visit(ParenthesizedExpression node) {
- this.buffer.append("(");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(PostfixExpression)
- */
- public boolean visit(PostfixExpression node) {
- node.getOperand().accept(this);
- this.buffer.append(node.getOperator().toString());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(PrefixExpression)
- */
- public boolean visit(PrefixExpression node) {
- this.buffer.append(node.getOperator().toString());
- node.getOperand().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(PrimitiveType)
- */
- public boolean visit(PrimitiveType node) {
- this.buffer.append(node.getPrimitiveTypeCode().toString());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(QualifiedName)
- */
- public boolean visit(QualifiedName node) {
- node.getQualifier().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- node.getName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(QualifiedType)
- * @since 3.1
- */
- public boolean visit(QualifiedType node) {
- node.getQualifier().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- node.getName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ReturnStatement)
- */
- public boolean visit(ReturnStatement node) {
- printIndent();
- this.buffer.append("return");//$NON-NLS-1$
- if (node.getExpression() != null) {
- this.buffer.append(" ");//$NON-NLS-1$
- node.getExpression().accept(this);
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SimpleName)
- */
- public boolean visit(SimpleName node) {
- this.buffer.append(node.getIdentifier());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SimpleType)
- */
- public boolean visit(SimpleType node) {
- return true;
- }
-
- /*
- * @see ASTVisitor#visit(SingleMemberAnnotation)
- * @since 3.1
- */
- public boolean visit(SingleMemberAnnotation node) {
- this.buffer.append("@");//$NON-NLS-1$
- node.getTypeName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- node.getValue().accept(this);
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SingleVariableDeclaration)
- */
- public boolean visit(SingleVariableDeclaration node) {
- printIndent();
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- node.getType().accept(this);
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (node.isVarargs()) {
- this.buffer.append("...");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- node.getName().accept(this);
- for (int i = 0; i < node.getExtraDimensions(); i++) {
- this.buffer.append("[]"); //$NON-NLS-1$
- }
- if (node.getInitializer() != null) {
- this.buffer.append("=");//$NON-NLS-1$
- node.getInitializer().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(StringLiteral)
- */
- public boolean visit(StringLiteral node) {
- this.buffer.append(node.getEscapedValue());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SuperConstructorInvocation)
- */
- public boolean visit(SuperConstructorInvocation node) {
- printIndent();
- if (node.getExpression() != null) {
- node.getExpression().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeArguments().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- this.buffer.append("super(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(");\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SuperFieldAccess)
- */
- public boolean visit(SuperFieldAccess node) {
- if (node.getQualifier() != null) {
- node.getQualifier().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- this.buffer.append("super.");//$NON-NLS-1$
- node.getName().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SuperMethodInvocation)
- */
- public boolean visit(SuperMethodInvocation node) {
- if (node.getQualifier() != null) {
- node.getQualifier().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- this.buffer.append("super.");//$NON-NLS-1$
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeArguments().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeArguments().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- node.getName().accept(this);
- this.buffer.append("(");//$NON-NLS-1$
- for (Iterator it = node.arguments().iterator(); it.hasNext(); ) {
- Expression e = (Expression) it.next();
- e.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(")");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SwitchCase)
- */
- public boolean visit(SwitchCase node) {
- if (node.isDefault()) {
- this.buffer.append("default :\n");//$NON-NLS-1$
- } else {
- this.buffer.append("case ");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(":\n");//$NON-NLS-1$
- }
- this.indent++; //decremented in visit(SwitchStatement)
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SwitchStatement)
- */
- public boolean visit(SwitchStatement node) {
- this.buffer.append("switch (");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- this.buffer.append("{\n");//$NON-NLS-1$
- this.indent++;
- for (Iterator it = node.statements().iterator(); it.hasNext(); ) {
- Statement s = (Statement) it.next();
- s.accept(this);
- this.indent--; // incremented in visit(SwitchCase)
- }
- this.indent--;
- printIndent();
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(SynchronizedStatement)
- */
- public boolean visit(SynchronizedStatement node) {
- this.buffer.append("synchronized (");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TagElement)
- * @since 3.0
- */
- public boolean visit(TagElement node) {
- if (node.isNested()) {
- // nested tags are always enclosed in braces
- this.buffer.append("{");//$NON-NLS-1$
- } else {
- // top-level tags always begin on a new line
- this.buffer.append("\n * ");//$NON-NLS-1$
- }
- boolean previousRequiresWhiteSpace = false;
- if (node.getTagName() != null) {
- this.buffer.append(node.getTagName());
- previousRequiresWhiteSpace = true;
- }
- boolean previousRequiresNewLine = false;
- for (Iterator it = node.fragments().iterator(); it.hasNext(); ) {
- ASTNode e = (ASTNode) it.next();
- // assume text elements include necessary leading and trailing whitespace
- // but Name, MemberRef, MethodRef, and nested TagElement do not include white space
- boolean currentIncludesWhiteSpace = (e instanceof TextElement);
- if (previousRequiresNewLine && currentIncludesWhiteSpace) {
- this.buffer.append("\n * ");//$NON-NLS-1$
- }
- previousRequiresNewLine = currentIncludesWhiteSpace;
- // add space if required to separate
- if (previousRequiresWhiteSpace && !currentIncludesWhiteSpace) {
- this.buffer.append(" "); //$NON-NLS-1$
- }
- e.accept(this);
- previousRequiresWhiteSpace = !currentIncludesWhiteSpace && !(e instanceof TagElement);
- }
- if (node.isNested()) {
- this.buffer.append("}");//$NON-NLS-1$
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TextElement)
- * @since 3.0
- */
- public boolean visit(TextElement node) {
- this.buffer.append(node.getText());
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ThisExpression)
- */
- public boolean visit(ThisExpression node) {
- if (node.getQualifier() != null) {
- node.getQualifier().accept(this);
- this.buffer.append(".");//$NON-NLS-1$
- }
- this.buffer.append("this");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(ThrowStatement)
- */
- public boolean visit(ThrowStatement node) {
- printIndent();
- this.buffer.append("throw ");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TryStatement)
- */
- public boolean visit(TryStatement node) {
- printIndent();
- this.buffer.append("try ");//$NON-NLS-1$
- node.getBody().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- for (Iterator it = node.catchClauses().iterator(); it.hasNext(); ) {
- CatchClause cc = (CatchClause) it.next();
- cc.accept(this);
- }
- if (node.getFinally() != null) {
- this.buffer.append(" finally ");//$NON-NLS-1$
- node.getFinally().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TypeDeclaration)
- */
- public boolean visit(TypeDeclaration node) {
- if (node.getJavadoc() != null) {
- node.getJavadoc().accept(this);
- }
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- this.buffer.append(node.isInterface() ? "interface " : "class ");//$NON-NLS-2$//$NON-NLS-1$
- node.getName().accept(this);
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (!node.typeParameters().isEmpty()) {
- this.buffer.append("<");//$NON-NLS-1$
- for (Iterator it = node.typeParameters().iterator(); it.hasNext(); ) {
- TypeParameter t = (TypeParameter) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(",");//$NON-NLS-1$
- }
- }
- this.buffer.append(">");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- if (node.getAST().apiLevel() == JLS2) {
- if (this.getSuperclass(node) != null) {
- this.buffer.append("extends ");//$NON-NLS-1$
- this.getSuperclass(node).accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- }
- if (!this.superInterfaces(node).isEmpty()) {
- this.buffer.append(node.isInterface() ? "extends " : "implements ");//$NON-NLS-2$//$NON-NLS-1$
- for (Iterator it = this.superInterfaces(node).iterator(); it.hasNext(); ) {
- Name n = (Name) it.next();
- n.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- }
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- if (node.getSuperclassType() != null) {
- this.buffer.append("extends ");//$NON-NLS-1$
- node.getSuperclassType().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- }
- if (!node.superInterfaceTypes().isEmpty()) {
- this.buffer.append(node.isInterface() ? "extends " : "implements ");//$NON-NLS-2$//$NON-NLS-1$
- for (Iterator it = node.superInterfaceTypes().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(" ");//$NON-NLS-1$
- }
- }
- this.buffer.append("{\n");//$NON-NLS-1$
- this.indent++;
- for (Iterator it = node.bodyDeclarations().iterator(); it.hasNext(); ) {
- BodyDeclaration d = (BodyDeclaration) it.next();
- d.accept(this);
- }
- this.indent--;
- printIndent();
- this.buffer.append("}\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TypeDeclarationStatement)
- */
- public boolean visit(TypeDeclarationStatement node) {
- if (node.getAST().apiLevel() == JLS2) {
- this.getTypeDeclaration(node).accept(this);
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- node.getDeclaration().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TypeLiteral)
- */
- public boolean visit(TypeLiteral node) {
- node.getType().accept(this);
- this.buffer.append(".class");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(TypeParameter)
- * @since 3.1
- */
- public boolean visit(TypeParameter node) {
- node.getName().accept(this);
- if (!node.typeBounds().isEmpty()) {
- this.buffer.append(" extends ");//$NON-NLS-1$
- for (Iterator it = node.typeBounds().iterator(); it.hasNext(); ) {
- Type t = (Type) it.next();
- t.accept(this);
- if (it.hasNext()) {
- this.buffer.append(" & ");//$NON-NLS-1$
- }
- }
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(VariableDeclarationExpression)
- */
- public boolean visit(VariableDeclarationExpression node) {
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- node.getType().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- for (Iterator it = node.fragments().iterator(); it.hasNext(); ) {
- VariableDeclarationFragment f = (VariableDeclarationFragment) it.next();
- f.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(VariableDeclarationFragment)
- */
- public boolean visit(VariableDeclarationFragment node) {
- node.getName().accept(this);
- for (int i = 0; i < node.getExtraDimensions(); i++) {
- this.buffer.append("[]");//$NON-NLS-1$
- }
- if (node.getInitializer() != null) {
- this.buffer.append("=");//$NON-NLS-1$
- node.getInitializer().accept(this);
- }
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(VariableDeclarationStatement)
- */
- public boolean visit(VariableDeclarationStatement node) {
- printIndent();
- if (node.getAST().apiLevel() == JLS2) {
- printModifiers(node.getModifiers());
- }
- if (node.getAST().apiLevel() >= AST.JLS3) {
- printModifiers(node.modifiers());
- }
- node.getType().accept(this);
- this.buffer.append(" ");//$NON-NLS-1$
- for (Iterator it = node.fragments().iterator(); it.hasNext(); ) {
- VariableDeclarationFragment f = (VariableDeclarationFragment) it.next();
- f.accept(this);
- if (it.hasNext()) {
- this.buffer.append(", ");//$NON-NLS-1$
- }
- }
- this.buffer.append(";\n");//$NON-NLS-1$
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(WhileStatement)
- */
- public boolean visit(WhileStatement node) {
- printIndent();
- this.buffer.append("while (");//$NON-NLS-1$
- node.getExpression().accept(this);
- this.buffer.append(") ");//$NON-NLS-1$
- node.getBody().accept(this);
- return false;
- }
-
- /*
- * @see ASTVisitor#visit(WildcardType)
- * @since 3.1
- */
- public boolean visit(WildcardType node) {
- this.buffer.append("?");//$NON-NLS-1$
- Type bound = node.getBound();
- if (bound != null) {
- if (node.isUpperBound()) {
- this.buffer.append(" extends ");//$NON-NLS-1$
- } else {
- this.buffer.append(" super ");//$NON-NLS-1$
- }
- bound.accept(this);
- }
- return false;
- }
-
-}