| /******************************************************************************* |
| * Copyright (c) 2000, 2019 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core.dom; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.jdt.core.dom.*; |
| import org.eclipse.jdt.internal.compiler.parser.ScannerHelper; |
| |
| /** |
| * Internal AST visitor for serializing an AST in a quick and dirty fashion. |
| * For various reasons the resulting string is not necessarily legal |
| * Java code; and even if it is legal Java code, it is not necessarily the string |
| * that corresponds to the given AST. Although useless for most purposes, it's |
| * fine for generating debug print strings. |
| * <p> |
| * Example usage: |
| * <code> |
| * <pre> |
| * NaiveASTFlattener p = new NaiveASTFlattener(); |
| * node.accept(p); |
| * String result = p.getResult(); |
| * </pre> |
| * </code> |
| * Call the <code>reset</code> method to clear the previous result before reusing an |
| * existing instance. |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| @SuppressWarnings("rawtypes") |
| public class NaiveASTFlattener extends ASTVisitor { |
| /** |
| * Internal synonym for {@link AST#JLS2}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private static final int JLS2 = AST.JLS2; |
| |
| /** |
| * Internal synonym for {@link AST#JLS3}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private static final int JLS3 = AST.JLS3; |
| |
| /** |
| * Internal synonym for {@link AST#JLS4}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.10 |
| */ |
| private static final int JLS4 = AST.JLS4; |
| |
| /** |
| * Internal synonym for {@link AST#JLS8}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.14 |
| */ |
| private static final int JLS8 = AST.JLS8; |
| |
| /** |
| * Internal synonym for {@link AST#JLS9}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.14 |
| */ |
| private static final int JLS9 = AST.JLS9; |
| |
| /** |
| * Internal synonym for {@link AST#JLS12}. Use to alleviate |
| * deprecation warnings. |
| * @since 3.17 |
| */ |
| private static final int JLS12 = AST.JLS12; |
| |
| |
| /** |
| * The string buffer into which the serialized representation of the AST is |
| * written. |
| */ |
| protected StringBuffer buffer; |
| |
| private int indent = 0; |
| |
| /** |
| * Creates a new AST printer. |
| */ |
| public NaiveASTFlattener() { |
| this.buffer = new StringBuffer(); |
| } |
| |
| /** |
| * Internal synonym for {@link ClassInstanceCreation#getName()}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private Name getName(ClassInstanceCreation node) { |
| return node.getName(); |
| } |
| |
| /** |
| * Returns the string accumulated in the visit. |
| * |
| * @return the serialized |
| */ |
| public String getResult() { |
| return this.buffer.toString(); |
| } |
| |
| /** |
| * Internal synonym for {@link MethodDeclaration#getReturnType()}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private static Type getReturnType(MethodDeclaration node) { |
| return node.getReturnType(); |
| } |
| |
| /** |
| * Internal synonym for {@link TypeDeclaration#getSuperclass()}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private static Name getSuperclass(TypeDeclaration node) { |
| return node.getSuperclass(); |
| } |
| |
| /** |
| * Internal synonym for {@link TypeDeclarationStatement#getTypeDeclaration()}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.4 |
| */ |
| private static TypeDeclaration getTypeDeclaration(TypeDeclarationStatement node) { |
| return node.getTypeDeclaration(); |
| } |
| |
| /** |
| * Internal synonym for {@link MethodDeclaration#thrownExceptions()}. Use to alleviate |
| * deprecation warnings. |
| * @deprecated |
| * @since 3.10 |
| */ |
| private static List thrownExceptions(MethodDeclaration node) { |
| return node.thrownExceptions(); |
| } |
| |
| void printIndent() { |
| for (int i = 0; i < this.indent; i++) |
| this.buffer.append(" "); //$NON-NLS-1$ |
| } |
| |
| /** |
| * Appends the text representation of the given modifier flags, followed by a single space. |
| * Used for JLS2 modifiers. |
| * |
| * @param modifiers the modifier flags |
| */ |
| void printModifiers(int modifiers) { |
| if (Modifier.isPublic(modifiers)) { |
| this.buffer.append("public ");//$NON-NLS-1$ |
| } |
| if (Modifier.isProtected(modifiers)) { |
| this.buffer.append("protected ");//$NON-NLS-1$ |
| } |
| if (Modifier.isPrivate(modifiers)) { |
| this.buffer.append("private ");//$NON-NLS-1$ |
| } |
| if (Modifier.isStatic(modifiers)) { |
| this.buffer.append("static ");//$NON-NLS-1$ |
| } |
| if (Modifier.isAbstract(modifiers)) { |
| this.buffer.append("abstract ");//$NON-NLS-1$ |
| } |
| if (Modifier.isFinal(modifiers)) { |
| this.buffer.append("final ");//$NON-NLS-1$ |
| } |
| if (Modifier.isSynchronized(modifiers)) { |
| this.buffer.append("synchronized ");//$NON-NLS-1$ |
| } |
| if (Modifier.isVolatile(modifiers)) { |
| this.buffer.append("volatile ");//$NON-NLS-1$ |
| } |
| if (Modifier.isNative(modifiers)) { |
| this.buffer.append("native ");//$NON-NLS-1$ |
| } |
| if (Modifier.isStrictfp(modifiers)) { |
| this.buffer.append("strictfp ");//$NON-NLS-1$ |
| } |
| if (Modifier.isTransient(modifiers)) { |
| this.buffer.append("transient ");//$NON-NLS-1$ |
| } |
| } |
| |
| /** |
| * Appends the text representation of the given modifier flags, followed by a single space. |
| * Used for 3.0 modifiers and annotations. |
| * |
| * @param ext the list of modifier and annotation nodes |
| * (element type: <code>IExtendedModifiers</code>) |
| */ |
| void printModifiers(List ext) { |
| for (Iterator it = ext.iterator(); it.hasNext(); ) { |
| ASTNode p = (ASTNode) it.next(); |
| p.accept(this); |
| this.buffer.append(" ");//$NON-NLS-1$ |
| } |
| } |
| |
| private void printTypes(List<Type> types, String prefix) { |
| if (types.size() > 0) { |
| this.buffer.append(" " + prefix + " ");//$NON-NLS-1$ //$NON-NLS-2$ |
| Type type = types.get(0); |
| type.accept(this); |
| for (int i = 1, l = types.size(); i < l; ++i) { |
| this.buffer.append(","); //$NON-NLS-1$ |
| type = types.get(0); |
| type.accept(this); |
| } |
| } |
| } |
| |
| /** |
| * reference node helper function that is common to all |
| * the difference reference nodes. |
| * |
| * @param typeArguments list of type arguments |
| */ |
| private void visitReferenceTypeArguments(List typeArguments) { |
| this.buffer.append("::");//$NON-NLS-1$ |
| if (!typeArguments.isEmpty()) { |
| this.buffer.append('<'); |
| for (Iterator it = typeArguments.iterator(); it.hasNext(); ) { |
| Type t = (Type) it.next(); |
| t.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append(','); |
| } |
| } |
| this.buffer.append('>'); |
| } |
| } |
| |
| private void visitTypeAnnotations(AnnotatableType node) { |
| if (node.getAST().apiLevel() >= JLS8) { |
| visitAnnotationsList(node.annotations()); |
| } |
| } |
| |
| private void visitAnnotationsList(List annotations) { |
| for (Iterator it = annotations.iterator(); it.hasNext(); ) { |
| Annotation annotation = (Annotation) it.next(); |
| annotation.accept(this); |
| this.buffer.append(' '); |
| } |
| } |
| |
| /** |
| * 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(); |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(ArrayType node) { |
| if (node.getAST().apiLevel() < JLS8) { |
| visitComponentType(node); |
| this.buffer.append("[]");//$NON-NLS-1$ |
| } else { |
| node.getElementType().accept(this); |
| List dimensions = node.dimensions(); |
| int size = dimensions.size(); |
| for (int i = 0; i < size; i++) { |
| Dimension aDimension = (Dimension) dimensions.get(i); |
| aDimension.accept(this); |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(Assignment node) { |
| node.getLeftHandSide().accept(this); |
| this.buffer.append(node.getOperator().toString()); |
| node.getRightHandSide().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(BlockComment node) { |
| printIndent(); |
| this.buffer.append("/* */");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(BreakStatement node) { |
| if (node.getAST().apiLevel() >= JLS12 && node.isImplicit() && node.getExpression() == null) { |
| return false; |
| } |
| printIndent(); |
| if (node.getAST().apiLevel() < JLS12 || (node.getAST().apiLevel() >= JLS12 && !node.isImplicit())) { |
| this.buffer.append("break"); //$NON-NLS-1$ |
| } |
| if (node.getLabel() != null) { |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getLabel().accept(this); |
| } |
| if (node.getAST().apiLevel() >= JLS12) { |
| if (node.getExpression() != null) { |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getExpression().accept(this); |
| } |
| } |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(CharacterLiteral node) { |
| this.buffer.append(node.getEscapedValue()); |
| return false; |
| } |
| |
| @Override |
| 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) { |
| getName(node).accept(this); |
| } |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| public boolean visit(CompilationUnit node) { |
| if (node.getAST().apiLevel() >= JLS9) { |
| if (node.getModule() != null) { |
| node.getModule().accept(this); |
| } |
| } |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(ConstructorInvocation node) { |
| printIndent(); |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(CreationReference node) { |
| node.getType().accept(this); |
| visitReferenceTypeArguments(node.typeArguments()); |
| this.buffer.append("new");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(Dimension node) { |
| List annotations = node.annotations(); |
| if (annotations.size() > 0) |
| this.buffer.append(' '); |
| visitAnnotationsList(annotations); |
| this.buffer.append("[]"); //$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(EmptyStatement node) { |
| printIndent(); |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(ExportsDirective node) { |
| return visit(node, "exports"); //$NON-NLS-1$ |
| } |
| |
| @Override |
| public boolean visit(ExpressionMethodReference node) { |
| node.getExpression().accept(this); |
| visitReferenceTypeArguments(node.typeArguments()); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(ExpressionStatement node) { |
| printIndent(); |
| node.getExpression().accept(this); |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(FieldAccess node) { |
| node.getExpression().accept(this); |
| this.buffer.append(".");//$NON-NLS-1$ |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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() >= 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; |
| } |
| |
| @Override |
| 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()) this.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()) this.buffer.append(", ");//$NON-NLS-1$ |
| } |
| this.buffer.append(") ");//$NON-NLS-1$ |
| node.getBody().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(ImportDeclaration node) { |
| printIndent(); |
| this.buffer.append("import ");//$NON-NLS-1$ |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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() >= JLS3) { |
| printModifiers(node.modifiers()); |
| } |
| node.getBody().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(InstanceofExpression node) { |
| node.getLeftOperand().accept(this); |
| this.buffer.append(" instanceof ");//$NON-NLS-1$ |
| node.getRightOperand().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(IntersectionType node) { |
| for (Iterator it = node.types().iterator(); it.hasNext(); ) { |
| Type t = (Type) it.next(); |
| t.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append(" & "); //$NON-NLS-1$ |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(LabeledStatement node) { |
| printIndent(); |
| node.getLabel().accept(this); |
| this.buffer.append(": ");//$NON-NLS-1$ |
| node.getBody().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(LambdaExpression node) { |
| boolean hasParentheses = node.hasParentheses(); |
| if (hasParentheses) |
| this.buffer.append('('); |
| for (Iterator it = node.parameters().iterator(); it.hasNext(); ) { |
| VariableDeclaration v = (VariableDeclaration) it.next(); |
| v.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append(",");//$NON-NLS-1$ |
| } |
| } |
| if (hasParentheses) |
| this.buffer.append(')'); |
| this.buffer.append(" -> "); //$NON-NLS-1$ |
| node.getBody().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(LineComment node) { |
| this.buffer.append("//\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(MarkerAnnotation node) { |
| this.buffer.append("@");//$NON-NLS-1$ |
| node.getTypeName().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(MemberValuePair node) { |
| node.getName().accept(this); |
| this.buffer.append("=");//$NON-NLS-1$ |
| node.getValue().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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() >= 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) { |
| 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("(");//$NON-NLS-1$ |
| if (node.getAST().apiLevel() >= JLS8) { |
| Type receiverType = node.getReceiverType(); |
| if (receiverType != null) { |
| receiverType.accept(this); |
| this.buffer.append(' '); |
| SimpleName qualifier = node.getReceiverQualifier(); |
| if (qualifier != null) { |
| qualifier.accept(this); |
| this.buffer.append('.'); |
| } |
| this.buffer.append("this"); //$NON-NLS-1$ |
| if (node.parameters().size() > 0) { |
| this.buffer.append(','); |
| } |
| } |
| } |
| 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(")");//$NON-NLS-1$ |
| int size = node.getExtraDimensions(); |
| if (node.getAST().apiLevel() >= JLS8) { |
| List dimensions = node.extraDimensions(); |
| for (int i = 0; i < size; i++) { |
| visit((Dimension) dimensions.get(i)); |
| } |
| } else { |
| for (int i = 0; i < size; i++) { |
| this.buffer.append("[]"); //$NON-NLS-1$ |
| } |
| } |
| if (node.getAST().apiLevel() < JLS8) { |
| if (!thrownExceptions(node).isEmpty()) { |
| this.buffer.append(" throws ");//$NON-NLS-1$ |
| for (Iterator it = thrownExceptions(node).iterator(); it.hasNext(); ) { |
| Name n = (Name) it.next(); |
| n.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append(", ");//$NON-NLS-1$ |
| } |
| } |
| this.buffer.append(" ");//$NON-NLS-1$ |
| } |
| } else { |
| if (!node.thrownExceptionTypes().isEmpty()) { |
| this.buffer.append(" throws ");//$NON-NLS-1$ |
| for (Iterator it = node.thrownExceptionTypes().iterator(); it.hasNext(); ) { |
| Type n = (Type) 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; |
| } |
| |
| @Override |
| public boolean visit(MethodInvocation node) { |
| if (node.getExpression() != null) { |
| node.getExpression().accept(this); |
| this.buffer.append(".");//$NON-NLS-1$ |
| } |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(MethodRefParameter node) { |
| node.getType().accept(this); |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| public boolean visit(Modifier node) { |
| this.buffer.append(node.getKeyword().toString()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(ModuleDeclaration node) { |
| if (node.getJavadoc() != null) { |
| node.getJavadoc().accept(this); |
| } |
| printModifiers(node.annotations()); |
| if (node.isOpen()) |
| this.buffer.append("open "); //$NON-NLS-1$ |
| this.buffer.append("module"); //$NON-NLS-1$ |
| this.buffer.append(" "); //$NON-NLS-1$ |
| node.getName().accept(this); |
| this.buffer.append(" {\n"); //$NON-NLS-1$ |
| this.indent++; |
| for (ModuleDirective stmt : (List<ModuleDirective>)node.moduleStatements()) { |
| stmt.accept(this); |
| } |
| this.indent--; |
| this.buffer.append("}"); //$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| /* |
| * @see ASTVisitor#visit(ModuleModifier) |
| * @since 3.14 |
| */ |
| public boolean visit(ModuleModifier node) { |
| this.buffer.append(node.getKeyword().toString()); |
| return false; |
| } |
| |
| private boolean visit(ModulePackageAccess node, String keyword) { |
| printIndent(); |
| this.buffer.append(keyword); |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getName().accept(this); |
| printTypes(node.modules(), "to"); //$NON-NLS-1$ |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(NameQualifiedType node) { |
| node.getQualifier().accept(this); |
| this.buffer.append('.'); |
| visitTypeAnnotations(node); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(NullLiteral node) { |
| this.buffer.append("null");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(NumberLiteral node) { |
| this.buffer.append(node.getToken()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(OpensDirective node) { |
| return visit(node, "opens"); //$NON-NLS-1$ |
| } |
| |
| @Override |
| public boolean visit(PackageDeclaration node) { |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(ParenthesizedExpression node) { |
| this.buffer.append("(");//$NON-NLS-1$ |
| node.getExpression().accept(this); |
| this.buffer.append(")");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(PostfixExpression node) { |
| node.getOperand().accept(this); |
| this.buffer.append(node.getOperator().toString()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(PrefixExpression node) { |
| this.buffer.append(node.getOperator().toString()); |
| node.getOperand().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(PrimitiveType node) { |
| visitTypeAnnotations(node); |
| this.buffer.append(node.getPrimitiveTypeCode().toString()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(ProvidesDirective node) { |
| printIndent(); |
| this.buffer.append("provides");//$NON-NLS-1$ |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getName().accept(this); |
| printTypes(node.implementations(), "with"); //$NON-NLS-1$ |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(QualifiedName node) { |
| node.getQualifier().accept(this); |
| this.buffer.append(".");//$NON-NLS-1$ |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(QualifiedType node) { |
| node.getQualifier().accept(this); |
| this.buffer.append(".");//$NON-NLS-1$ |
| visitTypeAnnotations(node); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(RequiresDirective node) { |
| printIndent(); |
| this.buffer.append("requires");//$NON-NLS-1$ |
| this.buffer.append(" ");//$NON-NLS-1$ |
| printModifiers(node.modifiers()); |
| node.getName().accept(this); |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(SimpleName node) { |
| this.buffer.append(node.getIdentifier()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(SimpleType node) { |
| visitTypeAnnotations(node); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(SingleVariableDeclaration node) { |
| printIndent(); |
| if (node.getAST().apiLevel() == JLS2) { |
| printModifiers(node.getModifiers()); |
| } |
| if (node.getAST().apiLevel() >= JLS3) { |
| printModifiers(node.modifiers()); |
| } |
| node.getType().accept(this); |
| if (node.getAST().apiLevel() >= JLS3) { |
| if (node.isVarargs()) { |
| if (node.getAST().apiLevel() >= JLS8) { |
| List annotations = node.varargsAnnotations(); |
| if (annotations.size() > 0) { |
| this.buffer.append(' '); |
| } |
| visitAnnotationsList(annotations); |
| } |
| this.buffer.append("...");//$NON-NLS-1$ |
| } |
| } |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getName().accept(this); |
| int size = node.getExtraDimensions(); |
| if (node.getAST().apiLevel() >= JLS8) { |
| List dimensions = node.extraDimensions(); |
| for (int i = 0; i < size; i++) { |
| visit((Dimension) dimensions.get(i)); |
| } |
| } else { |
| for (int i = 0; i < size; i++) { |
| this.buffer.append("[]"); //$NON-NLS-1$ |
| } |
| } |
| if (node.getInitializer() != null) { |
| this.buffer.append("=");//$NON-NLS-1$ |
| node.getInitializer().accept(this); |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean visit(StringLiteral node) { |
| this.buffer.append(node.getEscapedValue()); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(SuperConstructorInvocation node) { |
| printIndent(); |
| if (node.getExpression() != null) { |
| node.getExpression().accept(this); |
| this.buffer.append(".");//$NON-NLS-1$ |
| } |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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() >= 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(SuperMethodReference) |
| * |
| * @since 3.10 |
| */ |
| @Override |
| public boolean visit(SuperMethodReference node) { |
| if (node.getQualifier() != null) { |
| node.getQualifier().accept(this); |
| this.buffer.append('.'); |
| } |
| this.buffer.append("super");//$NON-NLS-1$ |
| visitReferenceTypeArguments(node.typeArguments()); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(SwitchCase node) { |
| if (node.getAST().apiLevel() >= JLS12) { |
| if (node.isDefault()) { |
| this.buffer.append("default");//$NON-NLS-1$ |
| this.buffer.append(node.isSwitchLabeledRule() ? "->" : ":");//$NON-NLS-1$ //$NON-NLS-2$ |
| } else { |
| this.buffer.append("case ");//$NON-NLS-1$ |
| for (Iterator it = node.expressions().iterator(); it.hasNext(); ) { |
| Expression t = (Expression) it.next(); |
| t.accept(this); |
| this.buffer.append(it.hasNext() ? ", " : //$NON-NLS-1$ |
| node.isSwitchLabeledRule() ? "->" : ":");//$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| } |
| else { |
| if (node.isDefault()) { |
| this.buffer.append("default :\n");//$NON-NLS-1$ |
| } else { |
| this.buffer.append("case ");//$NON-NLS-1$ |
| getSwitchExpression(node).accept(this); |
| this.buffer.append(":\n");//$NON-NLS-1$ |
| } |
| } |
| this.indent++; //decremented in visit(SwitchStatement) |
| return false; |
| } |
| /** |
| * @deprecated |
| */ |
| private Expression getSwitchExpression(SwitchCase node) { |
| return node.getExpression(); |
| } |
| |
| private void visitSwitchNode(ASTNode node) { |
| this.buffer.append("switch (");//$NON-NLS-1$ |
| if (node instanceof SwitchExpression) { |
| ((SwitchExpression)node).getExpression().accept(this); |
| } else if (node instanceof SwitchStatement) { |
| ((SwitchStatement)node).getExpression().accept(this); |
| } |
| this.buffer.append(") ");//$NON-NLS-1$ |
| this.buffer.append("{\n");//$NON-NLS-1$ |
| this.indent++; |
| if (node instanceof SwitchExpression) { |
| for (Iterator it = ((SwitchExpression)node).statements().iterator(); it.hasNext(); ) { |
| Statement s = (Statement) it.next(); |
| s.accept(this); |
| this.indent--; // incremented in visit(SwitchCase) |
| } |
| } else if (node instanceof SwitchStatement) { |
| for (Iterator it = ((SwitchStatement)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");//$NON-NLS-1$ |
| |
| } |
| @Override |
| public boolean visit(SwitchExpression node) { |
| visitSwitchNode(node); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(SwitchStatement node) { |
| visitSwitchNode(node); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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(); |
| // Name, MemberRef, MethodRef, and nested TagElement do not include white space. |
| // TextElements don't always include whitespace, see <https://bugs.eclipse.org/206518>. |
| boolean currentIncludesWhiteSpace = false; |
| if (e instanceof TextElement) { |
| String text = ((TextElement) e).getText(); |
| if (text.length() > 0 && ScannerHelper.isWhitespace(text.charAt(0))) { |
| currentIncludesWhiteSpace = true; // workaround for https://bugs.eclipse.org/403735 |
| } |
| } |
| 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; |
| } |
| |
| @Override |
| public boolean visit(TextElement node) { |
| this.buffer.append(node.getText()); |
| return false; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(TryStatement node) { |
| printIndent(); |
| this.buffer.append("try ");//$NON-NLS-1$ |
| if (node.getAST().apiLevel() >= JLS4) { |
| List resources = node.resources(); |
| if (!resources.isEmpty()) { |
| this.buffer.append('('); |
| for (Iterator it = resources.iterator(); it.hasNext(); ) { |
| Expression variable = (Expression) it.next(); |
| variable.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append(';'); |
| } |
| } |
| this.buffer.append(')'); |
| } |
| } |
| 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; |
| } |
| |
| @Override |
| 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() >= 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() >= 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 (getSuperclass(node) != null) { |
| this.buffer.append("extends ");//$NON-NLS-1$ |
| getSuperclass(node).accept(this); |
| this.buffer.append(" ");//$NON-NLS-1$ |
| } |
| if (!superInterfaces(node).isEmpty()) { |
| this.buffer.append(node.isInterface() ? "extends " : "implements ");//$NON-NLS-2$//$NON-NLS-1$ |
| for (Iterator it = 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() >= 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; |
| } |
| |
| @Override |
| public boolean visit(TypeDeclarationStatement node) { |
| if (node.getAST().apiLevel() == JLS2) { |
| getTypeDeclaration(node).accept(this); |
| } |
| if (node.getAST().apiLevel() >= JLS3) { |
| node.getDeclaration().accept(this); |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean visit(TypeLiteral node) { |
| node.getType().accept(this); |
| this.buffer.append(".class");//$NON-NLS-1$ |
| return false; |
| } |
| |
| /* |
| * @see ASTVisitor#visit(TypeMethodReference) |
| * |
| * @since 3.10 |
| */ |
| @Override |
| public boolean visit(TypeMethodReference node) { |
| node.getType().accept(this); |
| visitReferenceTypeArguments(node.typeArguments()); |
| node.getName().accept(this); |
| return false; |
| } |
| |
| @Override |
| public boolean visit(TypeParameter node) { |
| if (node.getAST().apiLevel() >= JLS8) { |
| printModifiers(node.modifiers()); |
| } |
| 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; |
| } |
| |
| @Override |
| public boolean visit(UnionType node) { |
| for (Iterator it = node.types().iterator(); it.hasNext(); ) { |
| Type t = (Type) it.next(); |
| t.accept(this); |
| if (it.hasNext()) { |
| this.buffer.append('|'); |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean visit(UsesDirective node) { |
| printIndent(); |
| this.buffer.append("uses");//$NON-NLS-1$ |
| this.buffer.append(" ");//$NON-NLS-1$ |
| node.getName().accept(this); |
| this.buffer.append(";\n");//$NON-NLS-1$ |
| return false; |
| } |
| |
| @Override |
| public boolean visit(VariableDeclarationExpression node) { |
| if (node.getAST().apiLevel() == JLS2) { |
| printModifiers(node.getModifiers()); |
| } |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| public boolean visit(VariableDeclarationFragment node) { |
| node.getName().accept(this); |
| int size = node.getExtraDimensions(); |
| if (node.getAST().apiLevel() >= JLS8) { |
| List dimensions = node.extraDimensions(); |
| for (int i = 0; i < size; i++) { |
| visit((Dimension) dimensions.get(i)); |
| } |
| } else { |
| for (int i = 0; i < size; i++) { |
| this.buffer.append("[]");//$NON-NLS-1$ |
| } |
| } |
| if (node.getInitializer() != null) { |
| this.buffer.append("=");//$NON-NLS-1$ |
| node.getInitializer().accept(this); |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean visit(VariableDeclarationStatement node) { |
| printIndent(); |
| if (node.getAST().apiLevel() == JLS2) { |
| printModifiers(node.getModifiers()); |
| } |
| if (node.getAST().apiLevel() >= 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; |
| } |
| |
| @Override |
| 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; |
| } |
| |
| @Override |
| public boolean visit(WildcardType node) { |
| visitTypeAnnotations(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; |
| } |
| |
| /** |
| * @deprecated |
| */ |
| private void visitComponentType(ArrayType node) { |
| node.getComponentType().accept(this); |
| } |
| |
| } |