private void replaceExpressionsWithConstant() throws JavaModelException { ASTRewrite astRewrite = fCuRewrite.getASTRewrite(); AST ast = astRewrite.getAST(); IASTFragment[] fragmentsToReplace = getFragmentsToReplace(); for (int i = 0; i < fragmentsToReplace.length; i++) { IASTFragment fragment = fragmentsToReplace[i]; ASTNode node = fragment.getAssociatedNode(); boolean inTypeDeclarationAnnotation = isInTypeDeclarationAnnotation(node); if (inTypeDeclarationAnnotation && JdtFlags.VISIBILITY_STRING_PRIVATE == getVisibility()) continue; SimpleName ref = ast.newSimpleName(fConstantName); Name replacement = ref; boolean qualifyReference = qualifyReferencesWithDeclaringClassName(); if (!qualifyReference) { qualifyReference = inTypeDeclarationAnnotation; } if (qualifyReference) { replacement = ast.newQualifiedName(ast.newSimpleName(getContainingTypeBinding().getName()), ref); } TextEditGroup description = fCuRewrite.createGroupDescription( RefactoringCoreMessages.ExtractConstantRefactoring_replace); fragment.replace(astRewrite, replacement, description); if (fLinkedProposalModel != null) fLinkedProposalModel .getPositionGroup(KEY_NAME, true) .addPosition(astRewrite.track(ref), false); } }
private void createConstantDeclaration() throws CoreException { Type type = getConstantType(); IExpressionFragment fragment = getSelectedExpression(); Expression initializer = getSelectedExpression().createCopyTarget(fCuRewrite.getASTRewrite(), true); AST ast = fCuRewrite.getAST(); VariableDeclarationFragment variableDeclarationFragment = ast.newVariableDeclarationFragment(); variableDeclarationFragment.setName(ast.newSimpleName(fConstantName)); variableDeclarationFragment.setInitializer(initializer); FieldDeclaration fieldDeclaration = ast.newFieldDeclaration(variableDeclarationFragment); fieldDeclaration.setType(type); Modifier.ModifierKeyword accessModifier = Modifier.ModifierKeyword.toKeyword(fVisibility); if (accessModifier != null) fieldDeclaration.modifiers().add(ast.newModifier(accessModifier)); fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD)); fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.FINAL_KEYWORD)); boolean createComments = JavaPreferencesSettings.getCodeGenerationSettings(fCu.getJavaProject()).createComments; if (createComments) { String comment = CodeGeneration.getFieldComment( fCu, getConstantTypeName(), fConstantName, StubUtility.getLineDelimiterUsed(fCu)); if (comment != null && comment.length() > 0) { Javadoc doc = (Javadoc) fCuRewrite.getASTRewrite().createStringPlaceholder(comment, ASTNode.JAVADOC); fieldDeclaration.setJavadoc(doc); } } AbstractTypeDeclaration parent = getContainingTypeDeclarationNode(); ListRewrite listRewrite = fCuRewrite.getASTRewrite().getListRewrite(parent, parent.getBodyDeclarationsProperty()); TextEditGroup msg = fCuRewrite.createGroupDescription( RefactoringCoreMessages.ExtractConstantRefactoring_declare_constant); if (insertFirst()) { listRewrite.insertFirst(fieldDeclaration, msg); } else { listRewrite.insertAfter(fieldDeclaration, getNodeToInsertConstantDeclarationAfter(), msg); } if (fLinkedProposalModel != null) { ASTRewrite rewrite = fCuRewrite.getASTRewrite(); LinkedProposalPositionGroup nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true); nameGroup.addPosition(rewrite.track(variableDeclarationFragment.getName()), true); String[] nameSuggestions = guessConstantNames(); if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fConstantName)) { nameGroup.addProposal(fConstantName, null, nameSuggestions.length + 1); } for (int i = 0; i < nameSuggestions.length; i++) { nameGroup.addProposal(nameSuggestions[i], null, nameSuggestions.length - i); } LinkedProposalPositionGroup typeGroup = fLinkedProposalModel.getPositionGroup(KEY_TYPE, true); typeGroup.addPosition(rewrite.track(type), true); ITypeBinding typeBinding = guessBindingForReference(fragment.getAssociatedExpression()); if (typeBinding != null) { ITypeBinding[] relaxingTypes = ASTResolving.getNarrowingTypes(ast, typeBinding); for (int i = 0; i < relaxingTypes.length; i++) { typeGroup.addProposal(relaxingTypes[i], fCuRewrite.getCu(), relaxingTypes.length - i); } } boolean isInterface = parent.resolveBinding() != null && parent.resolveBinding().isInterface(); ModifierCorrectionSubProcessor.installLinkedVisibilityProposals( fLinkedProposalModel, rewrite, fieldDeclaration.modifiers(), isInterface); } }