net.oneandone.stool.cli.Status 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.stage.Stage;
import net.oneandone.stool.util.Info;
import net.oneandone.stool.util.Session;
import net.oneandone.sushi.util.Separator;
import net.oneandone.sushi.util.Strings;

import java.util.ArrayList;
import java.util.List;

public class Status extends InfoCommand {
    public Status(Session session, String defaults) {
        super(session, defaults);
    }

    private static final Separator TAB = Separator.on('\t');

    @Override
    public void doMain(Stage stage) throws Exception {
        List infos;
        int width;
        boolean first;
        String value;

        if (selected.isEmpty()) {
            selected.addAll(defaults());
            if (selected.isEmpty()) {
                for (Info info : stage.fieldsAndName()) {
                    selected.add(info.name());
                }
            }
        }
        infos = new ArrayList<>();
        for (String name : selected) {
            infos.add(stage.info(name));
        }
        width = 0;
        for (Info info : infos) {
            width = Math.max(width, info.name().length());
        }
        width += 2;
        for (Info info : infos) {
            console.info.print(Strings.times(' ', width - info.name().length()));
            console.info.print(info.name());
            console.info.print(" : ");
            first = true;
            value = info.getAsString();
            if (value.isEmpty()) {
                console.info.println();
            } else for (String str : TAB.split(value)) {
                if (first) {
                    first = false;
                } else {
                    console.info.print(Strings.times(' ', width + 3));
                }
                console.info.println(str);
            }
        }
    }
}