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

Example 21 with Block

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

the class ScopeAnalyzer method getDeclarationsAfter.

public IBinding[] getDeclarationsAfter(int offset, int flags) {
    try {
        org.eclipse.jdt.core.dom.NodeFinder finder = new org.eclipse.jdt.core.dom.NodeFinder(fRoot, offset, 0);
        ASTNode node = finder.getCoveringNode();
        if (node == null) {
            return null;
        }
        ASTNode declaration = ASTResolving.findParentStatement(node);
        while (declaration instanceof Statement && declaration.getNodeType() != ASTNode.BLOCK) {
            declaration = declaration.getParent();
        }
        if (declaration instanceof Block) {
            DefaultBindingRequestor requestor = new DefaultBindingRequestor();
            DeclarationsAfterVisitor visitor = new DeclarationsAfterVisitor(node.getStartPosition(), flags, requestor);
            declaration.accept(visitor);
            List<IBinding> result = requestor.getResult();
            return result.toArray(new IBinding[result.size()]);
        }
        return NO_BINDING;
    } finally {
        clearLists();
    }
}

Example 22 with Block

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

the class StatementRewrite method handleOneMany.

@Override
protected void handleOneMany(ASTNode[] replacements, TextEditGroup description) {
    AST ast = fToReplace[0].getAST();
    // need to insert a block to not change structure
    if (ASTNodes.isControlStatementBody(fDescriptor)) {
        Block block = ast.newBlock();
        ListRewrite statements = fRewrite.getListRewrite(block, Block.STATEMENTS_PROPERTY);
        for (int i = 0; i < replacements.length; i++) {
            statements.insertLast(replacements[i], description);
        }
        fRewrite.replace(fToReplace[0], block, description);
    } else {
        ListRewrite container = fRewrite.getListRewrite(fToReplace[0].getParent(), (ChildListPropertyDescriptor) fDescriptor);
        container.replace(fToReplace[0], replacements[0], description);
        for (int i = 1; i < replacements.length; i++) {
            container.insertAfter(replacements[i], replacements[i - 1], description);
        }
    }
}

Example 23 with Block

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

the class VariableDeclarationRewrite method rewriteModifiers.

public static void rewriteModifiers(final VariableDeclarationStatement declarationNode, final VariableDeclarationFragment[] toChange, final int includedModifiers, final int excludedModifiers, ASTRewrite rewrite, final TextEditGroup group) {
    final List<VariableDeclarationFragment> fragmentsToChange = Arrays.asList(toChange);
    AST ast = declarationNode.getAST();
    List<VariableDeclarationFragment> fragments = declarationNode.fragments();
    Iterator<VariableDeclarationFragment> iter = fragments.iterator();
    ListRewrite blockRewrite = null;
    ASTNode parentStatement = declarationNode.getParent();
    if (parentStatement instanceof SwitchStatement) {
        blockRewrite = rewrite.getListRewrite(parentStatement, SwitchStatement.STATEMENTS_PROPERTY);
    } else if (parentStatement instanceof Block) {
        blockRewrite = rewrite.getListRewrite(parentStatement, Block.STATEMENTS_PROPERTY);
    } else {
        // should not happen. VariableDeclaration's can not be in a control statement body
        Assert.isTrue(false);
    }
    VariableDeclarationFragment lastFragment = iter.next();
    ASTNode lastStatement = declarationNode;
    boolean modifiersModified = false;
    if (fragmentsToChange.contains(lastFragment)) {
        ModifierRewrite modifierRewrite = ModifierRewrite.create(rewrite, declarationNode);
        modifierRewrite.setModifiers(includedModifiers, excludedModifiers, group);
        modifiersModified = true;
    }
    ListRewrite fragmentsRewrite = null;
    while (iter.hasNext()) {
        VariableDeclarationFragment currentFragment = iter.next();
        if (fragmentsToChange.contains(lastFragment) != fragmentsToChange.contains(currentFragment)) {
            VariableDeclarationStatement newStatement = ast.newVariableDeclarationStatement((VariableDeclarationFragment) rewrite.createMoveTarget(currentFragment));
            newStatement.setType((Type) rewrite.createCopyTarget(declarationNode.getType()));
            ModifierRewrite modifierRewrite = ModifierRewrite.create(rewrite, newStatement);
            if (fragmentsToChange.contains(currentFragment)) {
                modifierRewrite.copyAllAnnotations(declarationNode, group);
                int newModifiers = (declarationNode.getModifiers() & ~excludedModifiers) | includedModifiers;
                modifierRewrite.setModifiers(newModifiers, excludedModifiers, group);
            } else {
                modifierRewrite.copyAllModifiers(declarationNode, group, modifiersModified);
            }
            blockRewrite.insertAfter(newStatement, lastStatement, group);
            fragmentsRewrite = rewrite.getListRewrite(newStatement, VariableDeclarationStatement.FRAGMENTS_PROPERTY);
            lastStatement = newStatement;
        } else if (fragmentsRewrite != null) {
            ASTNode fragment0 = rewrite.createMoveTarget(currentFragment);
            fragmentsRewrite.insertLast(fragment0, group);
        }
        lastFragment = currentFragment;
    }
}

Example 24 with Block

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

the class SelfEncapsulateFieldRefactoring method createGetterMethod.

private MethodDeclaration createGetterMethod(AST ast, ASTRewrite rewriter, String lineDelimiter) throws CoreException {
    FieldDeclaration field = (FieldDeclaration) ASTNodes.getParent(fFieldDeclaration, FieldDeclaration.class);
    Type type = field.getType();
    MethodDeclaration result = ast.newMethodDeclaration();
    result.setName(ast.newSimpleName(fGetterName));
    result.modifiers().addAll(ASTNodeFactory.newModifiers(ast, createModifiers()));
    Type returnType = DimensionRewrite.copyTypeAndAddDimensions(type, fFieldDeclaration.extraDimensions(), rewriter);
    result.setReturnType2(returnType);
    Block block = ast.newBlock();
    result.setBody(block);
    String body = CodeGeneration.getGetterMethodBodyContent(fField.getCompilationUnit(), getTypeName(field.getParent()), fGetterName, fField.getElementName(), lineDelimiter);
    if (body != null) {
        ASTNode getterNode = rewriter.createStringPlaceholder(body, ASTNode.BLOCK);
        block.statements().add(getterNode);
    } else {
        ReturnStatement rs = ast.newReturnStatement();
        rs.setExpression(ast.newSimpleName(fField.getElementName()));
        block.statements().add(rs);
    }
    if (fGenerateJavadoc) {
        String string = CodeGeneration.getGetterComment(fField.getCompilationUnit(), getTypeName(field.getParent()), fGetterName, fField.getElementName(), ASTNodes.asString(type), StubUtility.getBaseName(fField), lineDelimiter);
        if (string != null) {
            Javadoc javadoc = (Javadoc) fRewriter.createStringPlaceholder(string, ASTNode.JAVADOC);
            result.setJavadoc(javadoc);
        }
    }
    return result;
}

Example 25 with Block

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

the class CallInliner method initializeInsertionPoint.

private void initializeInsertionPoint(int nos) {
    fInsertionIndex = -1;
    fNeedsStatement = false;
    // if we have a constructor invocation the invocation itself is already a statement
    ASTNode parentStatement = fInvocation instanceof Statement ? fInvocation : ASTNodes.getParent(fInvocation, Statement.class);
    if (parentStatement == null)
        return;
    ASTNode container = parentStatement.getParent();
    int type = container.getNodeType();
    if (type == ASTNode.BLOCK) {
        Block block = (Block) container;
        fListRewrite = fRewrite.getListRewrite(block, Block.STATEMENTS_PROPERTY);
        fInsertionIndex = fListRewrite.getRewrittenList().indexOf(parentStatement);
    } else if (type == ASTNode.SWITCH_STATEMENT) {
        SwitchStatement switchStatement = (SwitchStatement) container;
        fListRewrite = fRewrite.getListRewrite(switchStatement, SwitchStatement.STATEMENTS_PROPERTY);
        fInsertionIndex = fListRewrite.getRewrittenList().indexOf(parentStatement);
    } else if (isControlStatement(container) || type == ASTNode.LABELED_STATEMENT) {
        fNeedsStatement = true;
        if (nos > 1 || needsBlockAroundDanglingIf()) {
            Block block = fInvocation.getAST().newBlock();
            fInsertionIndex = 0;
            Statement currentStatement = null;
            switch(type) {
                case ASTNode.LABELED_STATEMENT:
                    currentStatement = ((LabeledStatement) container).getBody();
                    break;
                case ASTNode.FOR_STATEMENT:
                    currentStatement = ((ForStatement) container).getBody();
                    break;
                case ASTNode.ENHANCED_FOR_STATEMENT:
                    currentStatement = ((EnhancedForStatement) container).getBody();
                    break;
                case ASTNode.WHILE_STATEMENT:
                    currentStatement = ((WhileStatement) container).getBody();
                    break;
                case ASTNode.DO_STATEMENT:
                    currentStatement = ((DoStatement) container).getBody();
                    break;
                case ASTNode.IF_STATEMENT:
                    IfStatement node = (IfStatement) container;
                    Statement thenPart = node.getThenStatement();
                    if (fTargetNode == thenPart || ASTNodes.isParent(fTargetNode, thenPart)) {
                        currentStatement = thenPart;
                    } else {
                        currentStatement = node.getElseStatement();
                    }
                    break;
            }
            Assert.isNotNull(currentStatement);
            fRewrite.replace(currentStatement, block, null);
            fListRewrite = fRewrite.getListRewrite(block, Block.STATEMENTS_PROPERTY);
            // The method to be inlined is not the body of the control statement.
            if (currentStatement != fTargetNode) {
                fListRewrite.insertLast(fRewrite.createCopyTarget(currentStatement), null);
            } else {
                // We can't replace a copy with something else. So we
                // have to insert all statements to be inlined.
                fTargetNode = null;
            }
        }
    }
// We only insert one new statement or we delete the existing call.
// So there is no need to have an insertion index.
}