| /* |
| * 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.module.Module; |
| import com.intellij.openapi.module.ModuleUtilCore; |
| import com.intellij.openapi.roots.ModuleRootManager; |
| import com.intellij.openapi.util.Condition; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.*; |
| import com.intellij.util.ProcessingContext; |
| import com.intellij.util.containers.HashSet; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.*; |
| |
| /** |
| * @author cdr |
| */ |
| public class FilePathReferenceProvider extends PsiReferenceProvider { |
| |
| private final boolean myEndingSlashNotAllowed; |
| |
| public FilePathReferenceProvider() { |
| this(true); |
| } |
| |
| public FilePathReferenceProvider(boolean endingSlashNotAllowed) { |
| myEndingSlashNotAllowed = endingSlashNotAllowed; |
| } |
| |
| @NotNull |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element, String text, int offset, final boolean soft) { |
| return getReferencesByElement(element, text, offset, soft, Module.EMPTY_ARRAY); |
| } |
| |
| @NotNull |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element, |
| String text, |
| int offset, |
| final boolean soft, |
| @NotNull final Module... forModules) { |
| return new FileReferenceSet(text, element, offset, this, true, myEndingSlashNotAllowed) { |
| |
| |
| @Override |
| protected boolean isSoft() { |
| return soft; |
| } |
| |
| @Override |
| public boolean isAbsolutePathReference() { |
| return true; |
| } |
| |
| @Override |
| public boolean couldBeConvertedTo(boolean relative) { |
| return !relative; |
| } |
| |
| @Override |
| public boolean absoluteUrlNeedsStartSlash() { |
| final String s = getPathString(); |
| return s != null && !s.isEmpty() && s.charAt(0) == '/'; |
| } |
| |
| @Override |
| @NotNull |
| public Collection<PsiFileSystemItem> computeDefaultContexts() { |
| Set<PsiFileSystemItem> systemItems = new HashSet<PsiFileSystemItem>(); |
| if (forModules.length > 0) { |
| for (Module forModule : forModules) { |
| systemItems.addAll(getRoots(forModule, true)); |
| } |
| } else { |
| systemItems.addAll(getRoots(ModuleUtilCore.findModuleForPsiElement(getElement()), true)); |
| } |
| return systemItems; |
| } |
| |
| @Override |
| public FileReference createFileReference(final TextRange range, final int index, final String text) { |
| return FilePathReferenceProvider.this.createFileReference(this, range, index, text); |
| } |
| |
| @Override |
| protected Condition<PsiFileSystemItem> getReferenceCompletionFilter() { |
| return new Condition<PsiFileSystemItem>() { |
| @Override |
| public boolean value(final PsiFileSystemItem element) { |
| return isPsiElementAccepted(element); |
| } |
| }; |
| } |
| }.getAllReferences(); |
| } |
| |
| @Override |
| public boolean acceptsTarget(@NotNull PsiElement target) { |
| return target instanceof PsiFileSystemItem; |
| } |
| |
| protected boolean isPsiElementAccepted(PsiElement element) { |
| return !(element instanceof PsiJavaFile && element instanceof PsiCompiledElement); |
| } |
| |
| protected FileReference createFileReference(FileReferenceSet referenceSet, final TextRange range, final int index, final String text) { |
| return new FileReference(referenceSet, range, index, text); |
| } |
| |
| @Override |
| @NotNull |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull final ProcessingContext context) { |
| String text = null; |
| if (element instanceof PsiLiteralExpression) { |
| Object value = ((PsiLiteralExpression)element).getValue(); |
| if (value instanceof String) { |
| text = (String)value; |
| } |
| } |
| //else if (element instanceof XmlAttributeValue) { |
| // text = ((XmlAttributeValue)element).getValue(); |
| //} |
| if (text == null) return PsiReference.EMPTY_ARRAY; |
| return getReferencesByElement(element, text, 1, true); |
| } |
| |
| @NotNull |
| public static Collection<PsiFileSystemItem> getRoots(final Module thisModule, boolean includingClasses) { |
| if (thisModule == null) return Collections.emptyList(); |
| ModuleRootManager moduleRootManager = ModuleRootManager.getInstance(thisModule); |
| List<PsiFileSystemItem> result = new ArrayList<PsiFileSystemItem>(); |
| final PsiManager psiManager = PsiManager.getInstance(thisModule.getProject()); |
| if (includingClasses) { |
| VirtualFile[] libraryUrls = moduleRootManager.orderEntries().getAllLibrariesAndSdkClassesRoots(); |
| for (VirtualFile file : libraryUrls) { |
| PsiDirectory directory = psiManager.findDirectory(file); |
| if (directory != null) { |
| result.add(directory); |
| } |
| } |
| } |
| |
| VirtualFile[] sourceRoots = moduleRootManager.orderEntries().recursively().withoutSdk().withoutLibraries().getSourceRoots(); |
| for (VirtualFile root : sourceRoots) { |
| final PsiDirectory directory = psiManager.findDirectory(root); |
| if (directory != null) { |
| final PsiPackage aPackage = JavaDirectoryService.getInstance().getPackage(directory); |
| if (aPackage != null && aPackage.getName() != null) { |
| // package prefix |
| result.add(PackagePrefixFileSystemItemImpl.create(directory)); |
| } |
| else { |
| result.add(directory); |
| } |
| } |
| } |
| return result; |
| } |
| } |