private static void addDefaultConstructor( JavaChangeInfo changeInfo, PsiClass aClass, final UsageInfo[] usages) throws IncorrectOperationException { if (!(aClass instanceof PsiAnonymousClass)) { PsiElementFactory factory = JavaPsiFacade.getElementFactory(aClass.getProject()); PsiMethod defaultConstructor = factory.createMethodFromText(aClass.getName() + "(){}", aClass); defaultConstructor = (PsiMethod) CodeStyleManager.getInstance(aClass.getProject()).reformat(defaultConstructor); defaultConstructor = (PsiMethod) aClass.add(defaultConstructor); PsiUtil.setModifierProperty( defaultConstructor, VisibilityUtil.getVisibilityModifier(aClass.getModifierList()), true); addSuperCall(changeInfo, defaultConstructor, null, usages); } else { final PsiElement parent = aClass.getParent(); if (parent instanceof PsiNewExpression) { final PsiExpressionList argumentList = ((PsiNewExpression) parent).getArgumentList(); final PsiClass baseClass = changeInfo.getMethod().getContainingClass(); final PsiSubstitutor substitutor = TypeConversionUtil.getSuperClassSubstitutor(baseClass, aClass, PsiSubstitutor.EMPTY); fixActualArgumentsList(argumentList, changeInfo, true, substitutor); } } }
@Nullable public static PsiMethod findPsiMethod(PsiManager manager, String externalName) { final int spaceIdx = externalName.indexOf(' '); final String className = externalName.substring(0, spaceIdx); final PsiClass psiClass = ClassUtil.findPsiClass(manager, className); if (psiClass == null) return null; try { PsiElementFactory factory = JavaPsiFacade.getInstance(psiClass.getProject()).getElementFactory(); String methodSignature = externalName.substring(spaceIdx + 1); PsiMethod patternMethod = factory.createMethodFromText(methodSignature, psiClass); return psiClass.findMethodBySignature(patternMethod, false); } catch (IncorrectOperationException e) { // Do nothing. Returning null is acceptable in this case. return null; } }
@NotNull private static MethodSignature createSignatureFromText( @NotNull PsiElementFactory factory, @NotNull String text) { return factory.createMethodFromText(text, null).getSignature(PsiSubstitutor.EMPTY); }