Examples with TypeDeclaration org.eclipse.jdt.core.dom.TypeDeclaration used on opensource projects

Example 66 with TypeDeclaration

use of org.eclipse.jdt.core.dom.TypeDeclaration in project che by eclipse.

the class ModifierCorrectionSubProcessor method addAbstractTypeProposals.

public static void addAbstractTypeProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    CompilationUnit astRoot = context.getASTRoot();
    ASTNode selectedNode = problem.getCoveringNode(astRoot);
    if (selectedNode == null) {
        return;
    }
    TypeDeclaration parentTypeDecl = null;
    if (selectedNode instanceof SimpleName) {
        ASTNode parent = selectedNode.getParent();
        if (parent != null) {
            parentTypeDecl = (TypeDeclaration) parent;
        }
    } else if (selectedNode instanceof TypeDeclaration) {
        parentTypeDecl = (TypeDeclaration) selectedNode;
    }
    if (parentTypeDecl == null) {
        return;
    }
    addMakeTypeAbstractProposal(context, parentTypeDecl, proposals);
}

Example 67 with TypeDeclaration

use of org.eclipse.jdt.core.dom.TypeDeclaration in project che by eclipse.

the class ModifierCorrectionSubProcessor method addAbstractMethodProposals.

public static void addAbstractMethodProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    CompilationUnit astRoot = context.getASTRoot();
    ASTNode selectedNode = problem.getCoveringNode(astRoot);
    if (selectedNode == null) {
        return;
    }
    MethodDeclaration decl;
    if (selectedNode instanceof SimpleName) {
        decl = (MethodDeclaration) selectedNode.getParent();
    } else if (selectedNode instanceof MethodDeclaration) {
        decl = (MethodDeclaration) selectedNode;
    } else {
        return;
    }
    ASTNode parentType = ASTResolving.findParentType(decl);
    TypeDeclaration parentTypeDecl = null;
    boolean parentIsAbstractClass = false;
    if (parentType instanceof TypeDeclaration) {
        parentTypeDecl = (TypeDeclaration) parentType;
        parentIsAbstractClass = !parentTypeDecl.isInterface() && Modifier.isAbstract(parentTypeDecl.getModifiers());
    }
    boolean hasNoBody = decl.getBody() == null;
    int id = problem.getProblemId();
    if (id == IProblem.AbstractMethodInAbstractClass || id == IProblem.EnumAbstractMethodMustBeImplemented || id == IProblem.AbstractMethodInEnum || parentIsAbstractClass) {
        AST ast = astRoot.getAST();
        ASTRewrite rewrite = ASTRewrite.create(ast);
        removeModifier(decl, rewrite, Modifier.ABSTRACT);
        if (hasNoBody) {
            Block newBody = ast.newBlock();
            rewrite.set(decl, MethodDeclaration.BODY_PROPERTY, newBody, null);
            Type returnType = decl.getReturnType2();
            if (returnType != null) {
                Expression expr = ASTNodeFactory.newDefaultExpression(ast, returnType, decl.getExtraDimensions());
                if (expr != null) {
                    ReturnStatement returnStatement = ast.newReturnStatement();
                    returnStatement.setExpression(expr);
                    newBody.statements().add(returnStatement);
                }
            }
        }
        String label = CorrectionMessages.ModifierCorrectionSubProcessor_removeabstract_description;
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.REMOVE_ABSTRACT_MODIFIER, image);
        proposals.add(proposal);
    }
    if (!hasNoBody && id == IProblem.BodyForAbstractMethod) {
        AST ast = decl.getAST();
        {
            ASTRewrite rewrite = ASTRewrite.create(ast);
            rewrite.remove(decl.getBody(), null);
            String label = CorrectionMessages.ModifierCorrectionSubProcessor_removebody_description;
            Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
            ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.REMOVE_METHOD_BODY, image);
            proposals.add(proposal);
        }
        if (JavaModelUtil.is18OrHigher(cu.getJavaProject()) && parentTypeDecl.isInterface()) {
            {
                // insert proposal to add static modifier
                ASTRewrite rewrite = ASTRewrite.create(ast);
                removeModifier(decl, rewrite, Modifier.ABSTRACT);
                Modifier newModifier = ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD);
                rewrite.getListRewrite(decl, MethodDeclaration.MODIFIERS2_PROPERTY).insertLast(newModifier, null);
                String label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertostatic_description, decl.getName());
                Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
                int included = Modifier.STATIC;
                int excluded = Modifier.ABSTRACT | Modifier.DEFAULT;
                proposals.add(new ModifierChangeCorrectionProposal(label, cu, decl.resolveBinding(), decl, included, excluded, IProposalRelevance.ADD_STATIC_MODIFIER, image));
            }
            {
                // insert proposal to add default modifier
                ASTRewrite rewrite = ASTRewrite.create(ast);
                removeModifier(decl, rewrite, Modifier.ABSTRACT);
                Modifier newModifier = ast.newModifier(Modifier.ModifierKeyword.DEFAULT_KEYWORD);
                rewrite.getListRewrite(decl, MethodDeclaration.MODIFIERS2_PROPERTY).insertLast(newModifier, null);
                String label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertodefault_description, decl.getName());
                Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
                int included = Modifier.DEFAULT;
                int excluded = Modifier.ABSTRACT | Modifier.STATIC;
                proposals.add(new ModifierChangeCorrectionProposal(label, cu, decl.resolveBinding(), decl, included, excluded, IProposalRelevance.ADD_DEFAULT_MODIFIER, image));
            }
        }
    }
    if (id == IProblem.AbstractMethodInAbstractClass && parentTypeDecl != null) {
        addMakeTypeAbstractProposal(context, parentTypeDecl, proposals);
    }
}

Example 68 with TypeDeclaration

use of org.eclipse.jdt.core.dom.TypeDeclaration in project processing by processing.

the class CompletionGenerator method findClosestNode.

protected static ASTNode findClosestNode(int lineNumber, ASTNode node) {
    log("findClosestNode to line " + lineNumber);
    ASTNode parent = findClosestParentNode(lineNumber, node);
    log("findClosestParentNode returned " + getNodeAsString(parent));
    if (parent == null)
        return null;
    if (getLineNumber(parent) == lineNumber) {
        log(parent + "|PNode " + getLineNumber(parent) + ", lfor " + lineNumber);
        return parent;
    }
    List<ASTNode> nodes;
    if (parent instanceof TypeDeclaration) {
        nodes = ((TypeDeclaration) parent).bodyDeclarations();
    } else if (parent instanceof Block) {
        nodes = ((Block) parent).statements();
    } else {
        log("findClosestNode() found " + getNodeAsString(parent));
        return null;
    }
    if (nodes.size() > 0) {
        ASTNode retNode = parent;
        for (ASTNode cNode : nodes) {
            log(cNode + "|cNode " + getLineNumber(cNode) + ", lfor " + lineNumber);
            if (getLineNumber(cNode) <= lineNumber)
                retNode = cNode;
        }
        return retNode;
    }
    return parent;
}

Example 69 with TypeDeclaration

use of org.eclipse.jdt.core.dom.TypeDeclaration in project processing by processing.

the class CompletionGenerator method resolveExpression3rdParty.

/**
   * Finds the type of the expression in foo.bar().a().b, this would give me the
   * type of b if it exists in return type of a(). If noCompare is true,
   * it'll return type of a()
   * @param nearestNode
   * @param astNode
   * @return
   */
public static ClassMember resolveExpression3rdParty(PreprocessedSketch ps, ASTNode nearestNode, ASTNode astNode, boolean noCompare) {
    log("Resolve 3rdParty expr-- " + getNodeAsString(astNode) + " nearest node " + getNodeAsString(nearestNode));
    if (astNode == null)
        return null;
    ClassMember scopeParent;
    SimpleType stp;
    if (astNode instanceof SimpleName) {
        ASTNode decl = findDeclaration2(((SimpleName) astNode), nearestNode);
        if (decl != null) {
            // see if locally defined
            log(getNodeAsString(astNode) + " found decl -> " + getNodeAsString(decl));
            {
                if (decl.getNodeType() == ASTNode.TYPE_DECLARATION) {
                    TypeDeclaration td = (TypeDeclaration) decl;
                    return new ClassMember(ps, td);
                }
            }
            {
                // Handle "array." x "array[1]."
                Type type = extracTypeInfo2(decl);
                if (type != null && type.isArrayType() && astNode.getParent().getNodeType() != ASTNode.ARRAY_ACCESS) {
                    // No array access, we want members of the array itself
                    Type elementType = ((ArrayType) type).getElementType();
                    // Get name of the element class
                    String name = "";
                    if (elementType.isSimpleType()) {
                        Class<?> c = findClassIfExists(ps, elementType.toString());
                        if (c != null)
                            name = c.getName();
                    } else if (elementType.isPrimitiveType()) {
                        name = ((PrimitiveType) elementType).getPrimitiveTypeCode().toString();
                    }
                    // Convert element class to array class
                    Class<?> arrayClass = getArrayClass(name, ps.classLoader);
                    return arrayClass == null ? null : new ClassMember(arrayClass);
                }
            }
            return new ClassMember(ps, extracTypeInfo(decl));
        } else {
            // or in a predefined class?
            Class<?> tehClass = findClassIfExists(ps, astNode.toString());
            if (tehClass != null) {
                return new ClassMember(tehClass);
            }
        }
        astNode = astNode.getParent();
    }
    switch(astNode.getNodeType()) {
        //TODO: Notice the redundancy in the 3 cases, you can simplify things even more.
        case ASTNode.FIELD_ACCESS:
            FieldAccess fa = (FieldAccess) astNode;
            if (fa.getExpression() == null) {
                // TODO: Check for existence of 'new' keyword. Could be a ClassInstanceCreation
                // Local code or belongs to super class
                log("FA,Not implemented.");
                return null;
            } else {
                if (fa.getExpression() instanceof SimpleName) {
                    stp = extracTypeInfo(findDeclaration2((SimpleName) fa.getExpression(), nearestNode));
                    if (stp == null) {
                        /*The type wasn't found in local code, so it might be something like
             * log(), or maybe belonging to super class, etc.
             */
                        Class<?> tehClass = findClassIfExists(ps, fa.getExpression().toString());
                        if (tehClass != null) {
                            // so look for method in this class.
                            return definedIn3rdPartyClass(ps, new ClassMember(tehClass), fa.getName().toString());
                        }
                        log("FA resolve 3rd par, Can't resolve " + fa.getExpression());
                        return null;
                    }
                    log("FA, SN Type " + getNodeAsString(stp));
                    scopeParent = definedIn3rdPartyClass(ps, stp.getName().toString(), "THIS");
                } else {
                    scopeParent = resolveExpression3rdParty(ps, nearestNode, fa.getExpression(), noCompare);
                }
                log("FA, ScopeParent " + scopeParent);
                return definedIn3rdPartyClass(ps, scopeParent, fa.getName().toString());
            }
        case ASTNode.METHOD_INVOCATION:
            MethodInvocation mi = (MethodInvocation) astNode;
            ASTNode temp = findDeclaration2(mi.getName(), nearestNode);
            if (temp instanceof MethodDeclaration) {
                // method is locally defined
                log(mi.getName() + " was found locally," + getNodeAsString(extracTypeInfo(temp)));
                {
                    // Handle "array." x "array[1]."
                    Type type = extracTypeInfo2(temp);
                    if (type != null && type.isArrayType() && astNode.getParent().getNodeType() != ASTNode.ARRAY_ACCESS) {
                        // No array access, we want members of the array itself
                        Type elementType = ((ArrayType) type).getElementType();
                        // Get name of the element class
                        String name = "";
                        if (elementType.isSimpleType()) {
                            Class<?> c = findClassIfExists(ps, elementType.toString());
                            if (c != null)
                                name = c.getName();
                        } else if (elementType.isPrimitiveType()) {
                            name = ((PrimitiveType) elementType).getPrimitiveTypeCode().toString();
                        }
                        // Convert element class to array class
                        Class<?> arrayClass = getArrayClass(name, ps.classLoader);
                        return arrayClass == null ? null : new ClassMember(arrayClass);
                    }
                }
                return new ClassMember(ps, extracTypeInfo(temp));
            }
            if (mi.getExpression() == null) {
                //        if()
                //Local code or belongs to super class
                log("MI,Not implemented.");
                return null;
            } else {
                if (mi.getExpression() instanceof SimpleName) {
                    ASTNode decl = findDeclaration2((SimpleName) mi.getExpression(), nearestNode);
                    if (decl != null) {
                        if (decl.getNodeType() == ASTNode.TYPE_DECLARATION) {
                            TypeDeclaration td = (TypeDeclaration) decl;
                            return new ClassMember(ps, td);
                        }
                        stp = extracTypeInfo(decl);
                        if (stp == null) {
                            /*The type wasn't found in local code, so it might be something like
             * System.console()., or maybe belonging to super class, etc.
             */
                            Class<?> tehClass = findClassIfExists(ps, mi.getExpression().toString());
                            if (tehClass != null) {
                                // so look for method in this class.
                                return definedIn3rdPartyClass(ps, new ClassMember(tehClass), mi.getName().toString());
                            }
                            log("MI resolve 3rd par, Can't resolve " + mi.getExpression());
                            return null;
                        }
                        log("MI, SN Type " + getNodeAsString(stp));
                        ASTNode typeDec = findDeclaration2(stp.getName(), nearestNode);
                        if (typeDec == null) {
                            log(stp.getName() + " couldn't be found locally..");
                            Class<?> tehClass = findClassIfExists(ps, stp.getName().toString());
                            if (tehClass != null) {
                                // so look for method in this class.
                                return definedIn3rdPartyClass(ps, new ClassMember(tehClass), mi.getName().toString());
                            }
                        //return new ClassMember(findClassIfExists(stp.getName().toString()));
                        }
                        //scopeParent = definedIn3rdPartyClass(stp.getName().toString(), "THIS");
                        return definedIn3rdPartyClass(ps, new ClassMember(ps, typeDec), mi.getName().toString());
                    }
                } else {
                    log("MI EXP.." + getNodeAsString(mi.getExpression()));
                    //          return null;
                    scopeParent = resolveExpression3rdParty(ps, nearestNode, mi.getExpression(), noCompare);
                    log("MI, ScopeParent " + scopeParent);
                    return definedIn3rdPartyClass(ps, scopeParent, mi.getName().toString());
                }
            }
            break;
        case ASTNode.QUALIFIED_NAME:
            QualifiedName qn = (QualifiedName) astNode;
            ASTNode temp2 = findDeclaration2(qn.getName(), nearestNode);
            if (temp2 instanceof FieldDeclaration) {
                // field is locally defined
                log(qn.getName() + " was found locally," + getNodeAsString(extracTypeInfo(temp2)));
                return new ClassMember(ps, extracTypeInfo(temp2));
            }
            if (qn.getQualifier() == null) {
                log("QN,Not implemented.");
                return null;
            } else {
                if (qn.getQualifier() instanceof SimpleName) {
                    stp = extracTypeInfo(findDeclaration2(qn.getQualifier(), nearestNode));
                    if (stp == null) {
                        /*The type wasn't found in local code, so it might be something like
             * log(), or maybe belonging to super class, etc.
             */
                        Class<?> tehClass = findClassIfExists(ps, qn.getQualifier().toString());
                        if (tehClass != null) {
                            // note how similar thing is called on line 690. Check check.
                            return definedIn3rdPartyClass(ps, new ClassMember(tehClass), qn.getName().toString());
                        }
                        log("QN resolve 3rd par, Can't resolve " + qn.getQualifier());
                        return null;
                    }
                    log("QN, SN Local Type " + getNodeAsString(stp));
                    //scopeParent = definedIn3rdPartyClass(stp.getName().toString(), "THIS");
                    ASTNode typeDec = findDeclaration2(stp.getName(), nearestNode);
                    if (typeDec == null) {
                        log(stp.getName() + " couldn't be found locally..");
                        Class<?> tehClass = findClassIfExists(ps, stp.getName().toString());
                        if (tehClass != null) {
                            // note how similar thing is called on line 690. Check check.
                            return definedIn3rdPartyClass(ps, new ClassMember(tehClass), qn.getName().toString());
                        }
                        log("QN resolve 3rd par, Can't resolve " + qn.getQualifier());
                        return null;
                    }
                    return definedIn3rdPartyClass(ps, new ClassMember(ps, typeDec), qn.getName().toString());
                } else {
                    scopeParent = resolveExpression3rdParty(ps, nearestNode, qn.getQualifier(), noCompare);
                    log("QN, ScopeParent " + scopeParent);
                    return definedIn3rdPartyClass(ps, scopeParent, qn.getName().toString());
                }
            }
        case ASTNode.ARRAY_ACCESS:
            ArrayAccess arac = (ArrayAccess) astNode;
            return resolveExpression3rdParty(ps, nearestNode, arac.getArray(), noCompare);
        default:
            log("Unaccounted type " + getNodeAsString(astNode));
            break;
    }
    return null;
}

Example 70 with TypeDeclaration

use of org.eclipse.jdt.core.dom.TypeDeclaration in project AutoRefactor by JnRouvignac.

the class AndroidWakeLockRefactoring method visit.

@Override
public boolean visit(MethodInvocation node) {
    if (isMethod(node, "android.os.PowerManager.WakeLock", "release")) {
        // check whether it is being called in onDestroy()
        MethodDeclaration enclosingMethod = getAncestor(node, MethodDeclaration.class);
        if (isMethod(enclosingMethod, "android.app.Activity", "onDestroy")) {
            final Refactorings r = ctx.getRefactorings();
            TypeDeclaration typeDeclaration = getAncestor(enclosingMethod, TypeDeclaration.class);
            MethodDeclaration onPauseMethod = findMethod(typeDeclaration, "onPause");
            if (onPauseMethod != null && node.getParent().getNodeType() == ASTNode.EXPRESSION_STATEMENT) {
                r.remove(node.getParent());
                r.insertLast(onPauseMethod.getBody(), Block.STATEMENTS_PROPERTY, createWakelockReleaseStmt(node));
            } else {
                // Add the missing onPause() method to the class.
                r.insertAfter(createOnPauseMethodDeclaration(), enclosingMethod);
            }
            return DO_NOT_VISIT_SUBTREE;
        }
    } else if (isMethod(node, "android.os.PowerManager.WakeLock", "acquire")) {
        final Refactorings r = ctx.getRefactorings();
        TypeDeclaration typeDeclaration = getAncestor(node, TypeDeclaration.class);
        ReleasePresenceChecker releasePresenceChecker = new ReleasePresenceChecker();
        if (!releasePresenceChecker.findOrDefault(typeDeclaration, false)) {
            MethodDeclaration onPauseMethod = findMethod(typeDeclaration, "onPause");
            if (onPauseMethod != null && node.getParent().getNodeType() == ASTNode.EXPRESSION_STATEMENT) {
                r.insertLast(onPauseMethod.getBody(), Block.STATEMENTS_PROPERTY, createWakelockReleaseStmt(node));
            } else {
                r.insertLast(typeDeclaration, typeDeclaration.getBodyDeclarationsProperty(), createOnPauseMethodDeclaration());
            }
            return DO_NOT_VISIT_SUBTREE;
        }
    }
    return VISIT_SUBTREE;
}