| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * 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.jetbrains.python.psi.impl; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.psi.stubs.IStubElementType; |
| import com.intellij.psi.tree.TokenSet; |
| import com.intellij.psi.util.QualifiedName; |
| import com.intellij.util.ArrayFactory; |
| import com.jetbrains.python.PyElementTypes; |
| import com.jetbrains.python.psi.PyElementVisitor; |
| import com.jetbrains.python.psi.PyImportElement; |
| import com.jetbrains.python.psi.PyImportStatement; |
| import com.jetbrains.python.psi.stubs.PyImportStatementStub; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author yole |
| */ |
| public class PyImportStatementImpl extends PyBaseElementImpl<PyImportStatementStub> implements PyImportStatement { |
| public PyImportStatementImpl(ASTNode astNode) { |
| super(astNode); |
| } |
| |
| public PyImportStatementImpl(PyImportStatementStub stub) { |
| this(stub, PyElementTypes.IMPORT_STATEMENT); |
| } |
| |
| public PyImportStatementImpl(PyImportStatementStub stub, IStubElementType nodeType) { |
| super(stub, nodeType); |
| } |
| |
| @NotNull |
| public PyImportElement[] getImportElements() { |
| final PyImportStatementStub stub = getStub(); |
| if (stub != null) { |
| return stub.getChildrenByType(PyElementTypes.IMPORT_ELEMENT, new ArrayFactory<PyImportElement>() { |
| @NotNull |
| public PyImportElement[] create(int count) { |
| return new PyImportElement[count]; |
| } |
| }); |
| } |
| return childrenToPsi(TokenSet.create(PyElementTypes.IMPORT_ELEMENT), new PyImportElement[0]); |
| } |
| |
| @Override |
| protected void acceptPyVisitor(PyElementVisitor pyVisitor) { |
| pyVisitor.visitPyImportStatement(this); |
| } |
| |
| @Override |
| public void deleteChildInternal(@NotNull ASTNode child) { |
| PyPsiUtils.deleteAdjacentComma(this, child, getImportElements()); |
| super.deleteChildInternal(child); |
| } |
| |
| @NotNull |
| @Override |
| public List<String> getFullyQualifiedObjectNames() { |
| return getImportElementNames(getImportElements()); |
| } |
| |
| /** |
| * Returns list of qualified names of import elements filtering out nulls |
| * @param elements import elements |
| * @return list of qualified names |
| */ |
| @NotNull |
| public static List<String> getImportElementNames(@NotNull final PyImportElement... elements) { |
| final List<String> result = new ArrayList<String>(elements.length); |
| for (final PyImportElement element : elements) { |
| final QualifiedName qName = element.getImportedQName(); |
| if (qName != null) { |
| result.add(qName.toString()); |
| } |
| } |
| return result; |
| } |
| } |