| /* |
| * Copyright 2000-2009 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.file; |
| |
| import com.intellij.lang.FileASTNode; |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.fileTypes.FileType; |
| import com.intellij.openapi.ui.Queryable; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.*; |
| import com.intellij.psi.impl.CheckUtil; |
| import com.intellij.psi.impl.PsiElementBase; |
| import com.intellij.psi.impl.PsiManagerImpl; |
| import com.intellij.psi.impl.source.resolve.FileContextUtil; |
| import com.intellij.psi.search.PsiElementProcessor; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| public class PsiBinaryFileImpl extends PsiElementBase implements PsiBinaryFile, Cloneable, Queryable { |
| private final PsiManagerImpl myManager; |
| private String myName; // for myFile == null only |
| private byte[] myContents; // for myFile == null only |
| private final long myModificationStamp; |
| private final FileType myFileType; |
| private final FileViewProvider myViewProvider; |
| |
| public PsiBinaryFileImpl(PsiManagerImpl manager, FileViewProvider viewProvider) { |
| myViewProvider = viewProvider; |
| myManager = manager; |
| final VirtualFile virtualFile = myViewProvider.getVirtualFile(); |
| myModificationStamp = virtualFile.getModificationStamp(); |
| myFileType = viewProvider.getVirtualFile().getFileType(); |
| } |
| |
| @Override |
| @NotNull |
| public VirtualFile getVirtualFile() { |
| return myViewProvider.getVirtualFile(); |
| } |
| |
| @Override |
| public boolean processChildren(final PsiElementProcessor<PsiFileSystemItem> processor) { |
| return true; |
| } |
| |
| public byte[] getStoredContents() { |
| return myContents; |
| } |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return !isCopy() ? getVirtualFile().getName() : myName; |
| } |
| |
| @Override |
| public PsiElement setName(@NotNull String name) throws IncorrectOperationException { |
| checkSetName(name); |
| |
| if (isCopy()){ |
| myName = name; |
| return this; // not absolutely correct - might change type |
| } |
| |
| return PsiFileImplUtil.setName(this, name); |
| } |
| |
| @Override |
| public void checkSetName(String name) throws IncorrectOperationException { |
| if (isCopy()) return; |
| PsiFileImplUtil.checkSetName(this, name); |
| } |
| |
| @Override |
| public boolean isDirectory() { |
| return false; |
| } |
| |
| @Override |
| public PsiDirectory getContainingDirectory() { |
| VirtualFile parentFile = getVirtualFile().getParent(); |
| if (parentFile == null) return null; |
| return getManager().findDirectory(parentFile); |
| } |
| |
| @Nullable |
| public PsiDirectory getParentDirectory() { |
| return getContainingDirectory(); |
| } |
| |
| @Override |
| public long getModificationStamp() { |
| return myModificationStamp; |
| } |
| |
| @Override |
| @NotNull |
| public Language getLanguage() { |
| return Language.ANY; |
| } |
| |
| @Override |
| public PsiManager getManager() { |
| return myManager; |
| } |
| |
| @Override |
| @NotNull |
| public PsiElement[] getChildren() { |
| return PsiElement.EMPTY_ARRAY; |
| } |
| |
| @Override |
| public PsiDirectory getParent() { |
| return getContainingDirectory(); |
| } |
| |
| @Override |
| public PsiFile getContainingFile() { |
| return this; |
| } |
| |
| @Override |
| public TextRange getTextRange() { |
| return null; |
| } |
| |
| @Override |
| public int getStartOffsetInParent() { |
| return -1; |
| } |
| |
| @Override |
| public int getTextLength() { |
| return -1; |
| } |
| |
| @Override |
| public PsiElement findElementAt(int offset) { |
| return null; |
| } |
| |
| @Override |
| public int getTextOffset() { |
| return -1; |
| } |
| |
| @Override |
| public String getText() { |
| return ""; // TODO[max] throw new UnsupportedOperationException() |
| } |
| |
| @Override |
| @NotNull |
| public char[] textToCharArray() { |
| return ArrayUtil.EMPTY_CHAR_ARRAY; // TODO[max] throw new UnsupportedOperationException() |
| } |
| |
| @Override |
| public boolean textMatches(@NotNull CharSequence text) { |
| return false; |
| } |
| |
| @Override |
| public boolean textMatches(@NotNull PsiElement element) { |
| return false; |
| } |
| |
| @Override |
| public void accept(@NotNull PsiElementVisitor visitor) { |
| visitor.visitBinaryFile(this); |
| } |
| |
| @Override |
| public PsiElement copy() { |
| PsiBinaryFileImpl clone = (PsiBinaryFileImpl)clone(); |
| clone.myName = getName(); |
| try{ |
| clone.myContents = !isCopy() ? getVirtualFile().contentsToByteArray() : myContents; |
| } |
| catch(IOException e){ |
| } |
| return clone; |
| } |
| |
| private boolean isCopy() { |
| return myName != null; |
| } |
| |
| @Override |
| public PsiElement add(@NotNull PsiElement element) throws IncorrectOperationException { |
| throw new IncorrectOperationException(); |
| } |
| |
| @Override |
| public PsiElement addBefore(@NotNull PsiElement element, PsiElement anchor) throws IncorrectOperationException { |
| throw new IncorrectOperationException(); |
| } |
| |
| @Override |
| public PsiElement addAfter(@NotNull PsiElement element, PsiElement anchor) throws IncorrectOperationException { |
| throw new IncorrectOperationException(); |
| } |
| |
| @Override |
| public void checkAdd(@NotNull PsiElement element) throws IncorrectOperationException { |
| throw new IncorrectOperationException(); |
| } |
| |
| @Override |
| public void delete() throws IncorrectOperationException{ |
| checkDelete(); |
| PsiFileImplUtil.doDelete(this); |
| } |
| |
| @Override |
| public void checkDelete() throws IncorrectOperationException{ |
| if (isCopy()){ |
| throw new IncorrectOperationException(); |
| } |
| CheckUtil.checkWritable(this); |
| } |
| |
| @Override |
| public PsiElement replace(@NotNull PsiElement newElement) throws IncorrectOperationException { |
| return null; |
| } |
| |
| @Override |
| public boolean isValid() { |
| if (isCopy()) return true; // "dummy" file |
| return getVirtualFile().isValid() && !myManager.getProject().isDisposed() && myManager.getFileManager().findFile(getVirtualFile()) == this; |
| } |
| |
| @Override |
| public boolean isWritable() { |
| return isCopy() || getVirtualFile().isWritable(); |
| } |
| |
| @Override |
| public boolean isPhysical() { |
| return !isCopy(); |
| } |
| |
| @Override |
| @NotNull |
| public PsiFile getOriginalFile() { |
| return this; |
| } |
| |
| @NonNls |
| public String toString() { |
| return "PsiBinaryFile:" + getName(); |
| } |
| |
| @Override |
| @NotNull |
| public FileType getFileType() { |
| return myFileType; |
| } |
| |
| @Override |
| @NotNull |
| public PsiFile[] getPsiRoots() { |
| return new PsiFile[]{this}; |
| } |
| |
| @Override |
| @NotNull |
| public FileViewProvider getViewProvider() { |
| return myViewProvider; |
| } |
| |
| @Override |
| public FileASTNode getNode() { |
| return null; // TODO[max] throw new UnsupportedOperationException() |
| } |
| |
| @Override |
| public void subtreeChanged() { |
| } |
| |
| @Override |
| public PsiElement getContext() { |
| return FileContextUtil.getFileContext(this); |
| } |
| |
| @Override |
| public void putInfo(@NotNull Map<String, String> info) { |
| info.put("fileName", getName()); |
| info.put("fileType", getFileType().getName()); |
| } |
| } |