void (@NotNull ActionContext context, @NotNull PsiForeachStatement statement, @NotNull ModPsiUpdater updater) { final PsiExpression iteratedValue = statement.getIteratedValue(); if (iteratedValue == null) { return; } final PsiType iteratedValueType = iteratedValue.getType(); if (iteratedValueType == null) { return; } final PsiParameter iterationParameter = statement.getIterationParameter(); final String iterationParameterName = iterationParameter.getName(); final PsiStatement forEachBody = statement.getBody(); Project project = context.project(); final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(project); final JavaCodeStyleManager javaStyleManager = JavaCodeStyleManager.getInstance(project); final String name = new VariableNameGenerator(statement, VariableKind.LOCAL_VARIABLE) .byName("it", "iter", "iterator").generate(true); PsiForStatement newForLoop = (PsiForStatement)elementFactory.createStatementFromText( "for (Iterator " + name + " = initializer; " + name + ".hasNext();) { var next = " + name + ".next(); }", statement); final PsiDeclarationStatement newDeclaration = (PsiDeclarationStatement)newForLoop.getInitialization(); if (newDeclaration == null) return; final PsiLocalVariable newIteratorVariable = (PsiLocalVariable)newDeclaration.getDeclaredElements()[0]; final PsiTypeElement newIteratorTypeElement = elementFactory.createTypeElement(iteratedValueType); newIteratorVariable.getTypeElement().replace(newIteratorTypeElement); newIteratorVariable.setInitializer(iteratedValue); final PsiBlockStatement newBody = (PsiBlockStatement)newForLoop.getBody(); if (newBody == null) return; final PsiCodeBlock newBodyBlock = newBody.getCodeBlock(); final PsiDeclarationStatement newFirstStatement = (PsiDeclarationStatement)newBodyBlock.getStatements()[0]; final PsiLocalVariable newItemVariable = (PsiLocalVariable)newFirstStatement.getDeclaredElements()[0]; PsiTypeElement typeElement = iterationParameter.getTypeElement(); if (typeElement == null || !typeElement.isInferredType()) { final PsiTypeElement newItemTypeElement = elementFactory.createTypeElement(iterationParameter.getType()); newItemVariable.getTypeElement().replace(newItemTypeElement); } newItemVariable.setName(iterationParameterName); final CodeStyleSettings codeStyleSettings = CodeStyle.getSettings(context.file()); if (codeStyleSettings.getCustomSettings(JavaCodeStyleSettings.class).GENERATE_FINAL_LOCALS) { final PsiModifierList modifierList = newItemVariable.getModifierList(); if (modifierList != null) modifierList.setModifierProperty(PsiModifier.FINAL, true); } final CodeStyleManager styleManager = CodeStyleManager.getInstance(project); newForLoop = (PsiForStatement)javaStyleManager.shortenClassReferences(newForLoop); newForLoop = (PsiForStatement)styleManager.reformat(newForLoop); if (forEachBody instanceof PsiBlockStatement) { final PsiCodeBlock bodyCodeBlock = ((PsiBlockStatement)forEachBody).getCodeBlock(); final PsiElement firstBodyElement = bodyCodeBlock.getFirstBodyElement(); final PsiElement lastBodyElement = bodyCodeBlock.getLastBodyElement(); if (firstBodyElement != null && lastBodyElement != null) { newBodyBlock.addRangeAfter(firstBodyElement, lastBodyElement, newFirstStatement); } } else if (forEachBody != null && !(forEachBody instanceof PsiEmptyStatement)) { newBodyBlock.addAfter(forEachBody, newFirstStatement); } statement.replace(newForLoop); }