| /* |
| * Copyright 2000-2014 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.intellij.psi.impl.source.resolve.reference.impl.providers; |
| |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.openapi.util.text.CharFilter; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.*; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.util.ProcessingContext; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author davdeev |
| */ |
| public class PathListReferenceProvider extends PsiReferenceProvider { |
| |
| @Override |
| @NotNull |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull final ProcessingContext context) { |
| return getReferencesByElement(element); |
| } |
| |
| protected boolean disableNonSlashedPaths() { |
| return true; |
| } |
| |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element) { |
| |
| PsiReference[] result = PsiReference.EMPTY_ARRAY; |
| final ElementManipulator<PsiElement> manipulator = ElementManipulators.getManipulator(element); |
| assert manipulator != null; |
| final TextRange range = manipulator.getRangeInElement(element); |
| String s = range.substring(element.getText()); |
| int offset = range.getStartOffset(); |
| if (disableNonSlashedPaths() && !s.trim().startsWith("/")) { |
| return result; |
| } |
| int pos = -1; |
| char separator = getSeparator(); |
| while (true) { |
| int nextPos = s.indexOf(separator, pos + 1); |
| if (nextPos == -1) { |
| PsiReference[] refs = |
| createReferences(element, s.substring(pos + 1), pos + offset + 1, false); |
| result = ArrayUtil.mergeArrays(result, refs); |
| break; |
| } |
| else { |
| PsiReference[] refs = |
| createReferences(element, s.substring(pos + 1, nextPos), pos + offset + 1, false); |
| result = ArrayUtil.mergeArrays(result, refs); |
| pos = nextPos; |
| } |
| } |
| |
| return result; |
| } |
| |
| protected char getSeparator() { |
| return ','; |
| } |
| |
| protected PsiReference[] createReferences(@NotNull PsiElement element, String s, int offset, final boolean soft) { |
| int contentOffset = StringUtil.findFirst(s, CharFilter.NOT_WHITESPACE_FILTER); |
| if (contentOffset >= 0) { |
| offset += contentOffset; |
| } |
| return new FileReferenceSet(s.trim(), element, offset, this, true) { |
| |
| @Override |
| protected boolean isSoft() { |
| return soft; |
| } |
| }.getAllReferences(); |
| } |
| } |