/*
* 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.openapi.vcs;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.fileEditor.FileDocumentManager;
import com.intellij.openapi.fileTypes.FileType;
import com.intellij.openapi.fileTypes.FileTypeManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.encoding.EncodingManager;
import com.intellij.openapi.vfs.encoding.EncodingProjectManager;
import com.intellij.util.PathUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.File;
import java.nio.charset.Charset;
public class LocalFilePath implements FilePath {
@NotNull private final String myPath;
private final boolean myIsDirectory;
public LocalFilePath(@NotNull String path, boolean isDirectory) {
myPath = FileUtil.toCanonicalPath(path);
myIsDirectory = isDirectory;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
LocalFilePath path = (LocalFilePath)o;
if (myIsDirectory != path.myIsDirectory) return false;
if (!FileUtil.PATH_HASHING_STRATEGY.equals(myPath, path.myPath)) return false;
return true;
}
@Override
public int hashCode() {
int result = FileUtil.PATH_HASHING_STRATEGY.computeHashCode(myPath);
result = 31 * result + (myIsDirectory ? 1 : 0);
return result;
}
@Override
public void refresh() {
}
@Override
public void hardRefresh() {
LocalFileSystem.getInstance().refreshAndFindFileByPath(myPath);
}
@NotNull
@Override
public String getPath() {
return myPath;
}
@Override
public boolean isDirectory() {
return myIsDirectory;
}
@Override
public boolean isUnder(@NotNull FilePath parent, boolean strict) {
return FileUtil.isAncestor(parent.getPath(), getPath(), strict);
}
@Override
@Nullable
public FilePath getParentPath() {
String parent = PathUtil.getParentPath(myPath);
return parent.isEmpty() ? null : new LocalFilePath(parent, true);
}
@Override
@Nullable
public VirtualFile getVirtualFile() {
return LocalFileSystem.getInstance().findFileByPath(myPath);
}
@Override
@Nullable
public VirtualFile getVirtualFileParent() {
FilePath parent = getParentPath();
return parent != null ? parent.getVirtualFile() : null;
}
@Override
@NotNull
public File getIOFile() {
return new File(myPath);
}
@NotNull
@Override
public String getName() {
return PathUtil.getFileName(myPath);
}
@NotNull
@Override
public String getPresentableUrl() {
return FileUtil.toSystemDependentName(myPath);
}
@Override
@Nullable
public Document getDocument() {
VirtualFile file = getVirtualFile();
if (file == null || file.getFileType().isBinary()) {
return null;
}
return FileDocumentManager.getInstance().getDocument(file);
}
@Override
@NotNull
public Charset getCharset() {
return getCharset(null);
}
@Override
@NotNull
public Charset getCharset(@Nullable Project project) {
VirtualFile file = getVirtualFile();
String path = myPath;
while ((file == null || !file.isValid()) && !path.isEmpty()) {
path = PathUtil.getParentPath(path);
file = LocalFileSystem.getInstance().findFileByPath(path);
}
if (file != null) {
return file.getCharset();
}
EncodingManager e = project == null ? EncodingManager.getInstance() : EncodingProjectManager.getInstance(project);
return e.getDefaultCharset();
}
@Override
@NotNull
public FileType getFileType() {
VirtualFile file = getVirtualFile();
FileTypeManager manager = FileTypeManager.getInstance();
return file != null ? manager.getFileTypeByFile(file) : manager.getFileTypeByFileName(getName());
}
@Override
@NonNls
public String toString() {
return myPath + (myIsDirectory ? "/" : "");
}
@Override
public boolean isNonLocal() {
return false;
}
}