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

Example 61 with VariableDeclarationFragment

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

the class ExtractTempRefactoring method createTempDeclaration.

private VariableDeclarationStatement createTempDeclaration(Expression initializer) throws CoreException {
    AST ast = fCURewrite.getAST();
    VariableDeclarationFragment vdf = ast.newVariableDeclarationFragment();
    vdf.setName(ast.newSimpleName(fTempName));
    vdf.setInitializer(initializer);
    VariableDeclarationStatement vds = ast.newVariableDeclarationStatement(vdf);
    if (fDeclareFinal) {
        vds.modifiers().add(ast.newModifier(ModifierKeyword.FINAL_KEYWORD));
    }
    vds.setType(createTempType());
    if (fLinkedProposalModel != null) {
        ASTRewrite rewrite = fCURewrite.getASTRewrite();
        LinkedProposalPositionGroup nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
        nameGroup.addPosition(rewrite.track(vdf.getName()), true);
        String[] nameSuggestions = guessTempNames();
        if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fTempName)) {
            nameGroup.addProposal(fTempName, null, nameSuggestions.length + 1);
        }
        for (int i = 0; i < nameSuggestions.length; i++) {
            nameGroup.addProposal(nameSuggestions[i], null, nameSuggestions.length - i);
        }
    }
    return vds;
}

Example 62 with VariableDeclarationFragment

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

the class ExtractConstantRefactoring method depends.

/* bd is a static field declaration or static initializer */
private static boolean depends(IExpressionFragment selected, BodyDeclaration bd) {
    if (bd instanceof FieldDeclaration) {
        FieldDeclaration fieldDecl = (FieldDeclaration) bd;
        for (Iterator<VariableDeclarationFragment> fragments = fieldDecl.fragments().iterator(); fragments.hasNext(); ) {
            VariableDeclarationFragment fragment = fragments.next();
            SimpleName staticFieldName = fragment.getName();
            if (selected.getSubFragmentsMatching(ASTFragmentFactory.createFragmentForFullSubtree(staticFieldName)).length != 0)
                return true;
        }
    }
    return false;
}

Example 63 with VariableDeclarationFragment

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

the class ASTNodeDeleteUtil method propagateFieldDeclarationNodeDeletions.

private static void propagateFieldDeclarationNodeDeletions(final List<ASTNode> removed, final CompilationUnitRewrite rewrite, final TextEditGroup group) {
    Set<ASTNode> removedNodes = getRemovedNodes(removed, rewrite);
    for (Iterator<ASTNode> iter = removedNodes.iterator(); iter.hasNext(); ) {
        ASTNode node = iter.next();
        if (node instanceof VariableDeclarationFragment) {
            if (node.getParent() instanceof FieldDeclaration) {
                FieldDeclaration fd = (FieldDeclaration) node.getParent();
                if (!removed.contains(fd) && removedNodes.containsAll(fd.fragments()))
                    rewrite.getASTRewrite().remove(fd, group);
                rewrite.getImportRemover().registerRemovedNode(fd);
            }
        }
    }
}

Example 64 with VariableDeclarationFragment

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

the class TypeChangeCorrectionProposal method getRewrite.

@Override
protected ASTRewrite getRewrite() throws CoreException {
    ASTNode boundNode = fAstRoot.findDeclaringNode(fBinding);
    ASTNode declNode = null;
    CompilationUnit newRoot = fAstRoot;
    if (boundNode != null) {
        // is same CU
        declNode = boundNode;
    } else {
        newRoot = ASTResolving.createQuickFixAST(getCompilationUnit(), null);
        declNode = newRoot.findDeclaringNode(fBinding.getKey());
    }
    if (declNode != null) {
        AST ast = declNode.getAST();
        ASTRewrite rewrite = ASTRewrite.create(ast);
        ImportRewrite imports = createImportRewrite(newRoot);
        ImportRewriteContext context = new ContextSensitiveImportRewriteContext(newRoot, declNode.getStartPosition(), imports);
        Type type = imports.addImport(fNewType, ast, context);
        if (declNode instanceof MethodDeclaration) {
            MethodDeclaration methodDecl = (MethodDeclaration) declNode;
            Type origReturnType = methodDecl.getReturnType2();
            rewrite.set(methodDecl, MethodDeclaration.RETURN_TYPE2_PROPERTY, type, null);
            DimensionRewrite.removeAllChildren(methodDecl, MethodDeclaration.EXTRA_DIMENSIONS2_PROPERTY, rewrite, null);
            // add javadoc tag
            Javadoc javadoc = methodDecl.getJavadoc();
            if (javadoc != null && origReturnType != null && origReturnType.isPrimitiveType() && ((PrimitiveType) origReturnType).getPrimitiveTypeCode() == PrimitiveType.VOID) {
                TagElement returnTag = JavadocTagsSubProcessor.findTag(javadoc, TagElement.TAG_RETURN, null);
                if (returnTag == null) {
                    returnTag = ast.newTagElement();
                    returnTag.setTagName(TagElement.TAG_RETURN);
                    TextElement commentStart = ast.newTextElement();
                    returnTag.fragments().add(commentStart);
                    //$NON-NLS-1$
                    addLinkedPosition(rewrite.track(commentStart), false, "comment_start");
                    ListRewrite tagsRewriter = rewrite.getListRewrite(javadoc, Javadoc.TAGS_PROPERTY);
                    JavadocTagsSubProcessor.insertTag(tagsRewriter, returnTag, null);
                }
            }
        } else if (declNode instanceof AnnotationTypeMemberDeclaration) {
            AnnotationTypeMemberDeclaration methodDecl = (AnnotationTypeMemberDeclaration) declNode;
            rewrite.set(methodDecl, AnnotationTypeMemberDeclaration.TYPE_PROPERTY, type, null);
        } else if (declNode instanceof VariableDeclarationFragment) {
            ASTNode parent = declNode.getParent();
            if (parent instanceof FieldDeclaration) {
                FieldDeclaration fieldDecl = (FieldDeclaration) parent;
                if (fieldDecl.fragments().size() > 1 && (fieldDecl.getParent() instanceof AbstractTypeDeclaration)) {
                    // split
                    VariableDeclarationFragment placeholder = (VariableDeclarationFragment) rewrite.createMoveTarget(declNode);
                    FieldDeclaration newField = ast.newFieldDeclaration(placeholder);
                    newField.setType(type);
                    AbstractTypeDeclaration typeDecl = (AbstractTypeDeclaration) fieldDecl.getParent();
                    ListRewrite listRewrite = rewrite.getListRewrite(typeDecl, typeDecl.getBodyDeclarationsProperty());
                    if (fieldDecl.fragments().indexOf(declNode) == 0) {
                        // if it as the first in the list-> insert before
                        listRewrite.insertBefore(newField, parent, null);
                    } else {
                        listRewrite.insertAfter(newField, parent, null);
                    }
                } else {
                    rewrite.set(fieldDecl, FieldDeclaration.TYPE_PROPERTY, type, null);
                    DimensionRewrite.removeAllChildren(declNode, VariableDeclarationFragment.EXTRA_DIMENSIONS2_PROPERTY, rewrite, null);
                }
            } else if (parent instanceof VariableDeclarationStatement) {
                VariableDeclarationStatement varDecl = (VariableDeclarationStatement) parent;
                if (varDecl.fragments().size() > 1 && (varDecl.getParent() instanceof Block)) {
                    // split
                    VariableDeclarationFragment placeholder = (VariableDeclarationFragment) rewrite.createMoveTarget(declNode);
                    VariableDeclarationStatement newStat = ast.newVariableDeclarationStatement(placeholder);
                    newStat.setType(type);
                    ListRewrite listRewrite = rewrite.getListRewrite(varDecl.getParent(), Block.STATEMENTS_PROPERTY);
                    if (varDecl.fragments().indexOf(declNode) == 0) {
                        // if it as the first in the list-> insert before
                        listRewrite.insertBefore(newStat, parent, null);
                    } else {
                        listRewrite.insertAfter(newStat, parent, null);
                    }
                } else {
                    rewrite.set(varDecl, VariableDeclarationStatement.TYPE_PROPERTY, type, null);
                    DimensionRewrite.removeAllChildren(declNode, VariableDeclarationFragment.EXTRA_DIMENSIONS2_PROPERTY, rewrite, null);
                }
            } else if (parent instanceof VariableDeclarationExpression) {
                VariableDeclarationExpression varDecl = (VariableDeclarationExpression) parent;
                rewrite.set(varDecl, VariableDeclarationExpression.TYPE_PROPERTY, type, null);
                DimensionRewrite.removeAllChildren(declNode, VariableDeclarationFragment.EXTRA_DIMENSIONS2_PROPERTY, rewrite, null);
            }
        } else if (declNode instanceof SingleVariableDeclaration) {
            SingleVariableDeclaration variableDeclaration = (SingleVariableDeclaration) declNode;
            rewrite.set(variableDeclaration, SingleVariableDeclaration.TYPE_PROPERTY, type, null);
            DimensionRewrite.removeAllChildren(declNode, SingleVariableDeclaration.EXTRA_DIMENSIONS2_PROPERTY, rewrite, null);
        }
        // set up linked mode
        //$NON-NLS-1$
        final String KEY_TYPE = "type";
        addLinkedPosition(rewrite.track(type), true, KEY_TYPE);
        if (fTypeProposals != null) {
            for (int i = 0; i < fTypeProposals.length; i++) {
                addLinkedPositionProposal(KEY_TYPE, fTypeProposals[i]);
            }
        }
        return rewrite;
    }
    return null;
}

Example 65 with VariableDeclarationFragment

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

the class GenerateForLoopAssistProposal method getForInitializer.

/**
	 * Generates a {@link VariableDeclarationExpression}, which initializes the loop variable to
	 * iterate over an array.
	 * 
	 * @param ast the current {@link AST} instance
	 * @param loopVariableName the name of the variable which should be initialized
	 * @return a filled {@link VariableDeclarationExpression}, declaring a int variable, which is
	 *         initializes with 0
	 */
private VariableDeclarationExpression getForInitializer(AST ast, SimpleName loopVariableName) {
    // initializing fragment
    VariableDeclarationFragment firstDeclarationFragment = ast.newVariableDeclarationFragment();
    firstDeclarationFragment.setName(loopVariableName);
    NumberLiteral startIndex = ast.newNumberLiteral();
    firstDeclarationFragment.setInitializer(startIndex);
    // declaration
    VariableDeclarationExpression variableDeclaration = ast.newVariableDeclarationExpression(firstDeclarationFragment);
    PrimitiveType variableType = ast.newPrimitiveType(PrimitiveType.INT);
    variableDeclaration.setType(variableType);
    return variableDeclaration;
}