ApplicationStarter.java

package com.webobjects.monitor.application.starter;

import com.webobjects.foundation.NSArray;
import com.webobjects.foundation.NSLog;
import com.webobjects.foundation.NSMutableSet;
import com.webobjects.monitor._private.MApplication;
import com.webobjects.monitor.application.WOTaskdHandler;
import com.webobjects.monitor.application.WOTaskdHandler.ErrorCollector;

/**
 * Bounces an application. 
 *
 * @author ak
 */
public abstract class ApplicationStarter extends Thread implements ErrorCollector {

    private MApplication _app;

    private WOTaskdHandler _handler;

    private NSMutableSet<String> _errors;

    private String _status;

    public ApplicationStarter(MApplication app) {
        _app = app;
        _handler = new WOTaskdHandler(this);
        setName("Bouncer: " + app.name());
    }

    protected abstract void bounce() throws InterruptedException;

    protected void log(Object msg) {
        NSLog.out.appendln(msg);
        _status = msg != null ? msg.toString() : "No status";
    }

    public WOTaskdHandler handler() {
        return _handler;
    }

    public MApplication application() {
        return _app;
    }

    @Override
    public void run() {
        try {
            _errors = new NSMutableSet<>();
            bounce();
        } catch (InterruptedException e) {
            log(e);
        }
    }

    public synchronized void addObjectsFromArrayIfAbsentToErrorMessageArray(NSArray<String> aErrors) {
        _errors.addObjectsFromArray(aErrors);
    }

    public synchronized NSArray<String> errors() {
        return _errors.allObjects();
    }

    @Override
    public String toString() {
        return "Bouncer: " + _app.name() + "->" + _status;
    }

    public String status() {
        return _status;
    }
}