net.oneandone.stool.cli.Remove Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of main Show documentation
Stool's main component. Java Library, cli, setup code.
The newest version!
/*
 * Copyright 1&1 Internet AG, https://github.com/1and1/
 *
 * 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 net.oneandone.stool.cli;

import net.oneandone.stool.locking.Mode;
import net.oneandone.stool.stage.Stage;
import net.oneandone.stool.util.Session;
import net.oneandone.sushi.fs.file.FileNode;

import java.io.IOException;
import java.nio.file.Files;

public class Remove extends StageCommand {
    private final boolean batch;
    private final boolean force;
    private boolean backstageOnly;

    public Remove(Session session, boolean batch, boolean force) {
        super(true, session, Mode.EXCLUSIVE, Mode.EXCLUSIVE, Mode.EXCLUSIVE);
        this.batch = batch;
        this.force = force;
        this.backstageOnly = false;
    }

    public void setBackstage(boolean backstageOnly) {
        this.backstageOnly = backstageOnly;
    }

    @Override
    public void doMain(Stage stage) throws Exception {
        boolean selected;
        FileNode dir;

        selected = session.isSelected(stage);
        stage.checkNotUp();
        stage.modify();
        if (!force) {
            if (!stage.isCommitted()) {
                throw new IOException("checkout has modifications - aborted.\nYou may run with -force");
            }
        }
        dir = backstageOnly ? session.backstageLink(stage.getId()).resolveLink() : stage.getDirectory();
        if (!batch) {
            console.info.println("Ready to delete " + dir.getAbsolute() + "?");
            console.pressReturn();
        }
        stage.wipeDocker(session.dockerEngine());

        // delete backstageLink first - to make sure no other stool invocation detects a stage backstage and wipes it
        Files.delete(session.backstageLink(stage.getId()).toPath());
        dir.deleteTree();
        session.bedroom.remove(session.gson, stage.getId());
        if (selected) {
            session.cd(stage.getDirectory().getParent());
        }
    }
}