/* * Copyright (C) 2014 Bob Browning * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.kogitune.intellij.codeinsight.postfix.utils; import com.intellij.psi.*; import com.siyeh.ig.psiutils.ClassUtils; /** * Collection of method for supporting importing of members. * * @author Bob Browning */ public class ImportUtils { /** * Check whether the current context has a static member import, either on-demand or explicit. * * @param fqClassName The class to import from * @param memberName The class member to import * @param context The context to be imported into */ public static boolean hasImportStatic(String fqClassName, String memberName, PsiElement context) { final PsiFile file = context.getContainingFile(); if (!(file instanceof PsiJavaFile)) { return false; } final PsiJavaFile javaFile = (PsiJavaFile) file; final PsiImportList importList = javaFile.getImportList(); if (importList == null) { return false; } final PsiImportStaticStatement[] importStaticStatements = importList.getImportStaticStatements(); for (PsiImportStaticStatement importStaticStatement : importStaticStatements) { if (importStaticStatement.isOnDemand()) { PsiClass psiClass = ClassUtils.findClass(fqClassName, context); if (psiClass != null && psiClass.equals(importStaticStatement.resolveTargetClass())) { return true; } continue; } final String name = importStaticStatement.getReferenceName(); if (!memberName.equals(name)) { continue; } final PsiJavaCodeReferenceElement importReference = importStaticStatement.getImportReference(); if (importReference == null) { continue; } final PsiElement qualifier = importReference.getQualifier(); if (qualifier == null) { continue; } final String qualifierText = qualifier.getText(); if (fqClassName.equals(qualifierText)) { return true; } } return false; } }