com.powsybl.afs.Node Maven / Gradle / Ivy
/**
* Copyright (c) 2017, RTE (http://www.rte-france.com)
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package com.powsybl.afs;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
/**
* @author Geoffroy Jamgotchian
*/
public class Node extends AbstractNodeBase {
protected final AppFileSystem fileSystem;
protected final boolean folder;
protected Node(FileCreationContext context, int codeVersion, boolean folder) {
super(context.getInfo(), context.getStorage(), codeVersion);
this.fileSystem = Objects.requireNonNull(context.getFileSystem());
this.folder = folder;
}
public void delete() {
storage.deleteNode(info.getId());
storage.flush();
}
@Override
public boolean isFolder() {
return folder;
}
@Override
public Optional getParent() {
return getParentInfo().map(parentInfo -> new Folder(new FileCreationContext(parentInfo, storage, fileSystem)));
}
private static boolean pathStop(Node node) {
return !node.getParent().isPresent();
}
private static String pathToString(List path) {
StringBuilder builder = new StringBuilder();
builder.append(path.get(0))
.append(AppFileSystem.FS_SEPARATOR);
for (int i = 1; i < path.size(); i++) {
builder.append(AppFileSystem.PATH_SEPARATOR).append(path.get(i));
}
return builder.toString();
}
@Override
public NodePath getPath() {
return NodePath.find(this, Node::pathStop, Node::pathToString);
}
public AppFileSystem getFileSystem() {
return fileSystem;
}
}