| /* |
| * 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.intellij.openapi.fileChooser; |
| |
| import com.intellij.openapi.fileTypes.FileTypes; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.openapi.util.SystemInfo; |
| import com.intellij.openapi.vfs.JarFileSystem; |
| import com.intellij.openapi.vfs.VFileProperty; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.io.File; |
| |
| public class FileElement { |
| private final VirtualFile myFile; |
| private final String myName; |
| private String myPath; |
| private FileElement myParent; |
| |
| public FileElement(@Nullable VirtualFile file, String name) { |
| myFile = file; |
| myName = name; |
| } |
| |
| public void setParent(final FileElement parent) { |
| myParent = parent; |
| } |
| |
| public FileElement getParent() { |
| return myParent; |
| } |
| |
| public final VirtualFile getFile() { |
| return myFile; |
| } |
| |
| public final String getName() { |
| return myName; |
| } |
| |
| @NotNull |
| public final String getPath() { |
| if (myPath == null) { |
| final StringBuilder sb = new StringBuilder(); |
| FileElement element = this; |
| while (element != null) { |
| if (element.myParent != null || !element.myName.equals(File.separator)) { |
| sb.insert(0, element.myName); |
| } |
| element = element.myParent; |
| if (element != null) { |
| sb.insert(0, File.separator); |
| } |
| } |
| myPath = sb.toString(); |
| } |
| return myPath; |
| } |
| |
| @Override |
| public int hashCode() { |
| return myFile == null ? 0 : myFile.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof FileElement) { |
| if (Comparing.equal(((FileElement)obj).myFile, myFile)) return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public final String toString() { |
| return myName != null ? myName : ""; |
| } |
| |
| public final boolean isHidden() { |
| return isFileHidden(myFile); |
| } |
| |
| public final boolean isArchive() { |
| return isArchive(getFile()); |
| } |
| |
| public static boolean isFileHidden(@Nullable VirtualFile file) { |
| return file != null && |
| file.isValid() && |
| file.isInLocalFileSystem() && |
| (file.is(VFileProperty.HIDDEN) || SystemInfo.isUnix && file.getName().startsWith(".")); |
| } |
| |
| public static boolean isArchive(@Nullable VirtualFile file) { |
| if (file == null) return false; |
| if (isArchiveFileSystem(file) && file.getParent() == null) return true; |
| return !file.isDirectory() && |
| file.getFileType() == FileTypes.ARCHIVE && |
| !isArchiveFileSystem(file.getParent()); |
| } |
| |
| private static boolean isArchiveFileSystem(VirtualFile file) { |
| return file.getFileSystem() instanceof JarFileSystem; |
| } |
| } |