codeOrchestra.lcs.license.LicenseManager.java Source code

Introduction

Here is the source code for codeOrchestra.lcs.license.LicenseManager.java

Source

package codeOrchestra.lcs.license;

import org.eclipse.equinox.app.IApplication;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.widgets.Display;

import codeOrchestra.utils.StringUtils;

/**
 * @author Alexander Eliseyev
 */
public class LicenseManager {

    private final static LicenseManager instance = new LicenseManager();

    public static LicenseManager getInstance() {
        return instance;
    }

    public Object interceptStart() {
        final ExpirationStrategy expirationStrategy = ExpirationHelper.getExpirationStrategy();

        // Report serial number every 10 seconds
        if (StringUtils.isNotEmpty(CodeOrchestraLicenseManager.getLegacySerialNumber())) {
            if (expirationStrategy.isTrialOnly()
                    && !new ActivationReporter(CodeOrchestraLicenseManager.getLegacySerialNumber()).report()) {
                MessageDialog.openError(Display.getDefault().getActiveShell(), "COLT License",
                        "COLT beta version requires an active internet connection to start.");
                return IApplication.EXIT_OK;
            }

            new Thread() {
                public void run() {
                    while (true) {
                        try {
                            Thread.sleep(10000);
                        } catch (InterruptedException e) {
                            // ignore
                        }
                        new ActivationReporter(CodeOrchestraLicenseManager.getLegacySerialNumber()).report();
                    }
                };
            }.start();
        }

        // Trial-only (beta versions) - no serial number is checked
        if (expirationStrategy.isTrialOnly()) {
            if (ExpirationHelper.getExpirationStrategy().hasExpired()) {
                expirationStrategy.showLicenseExpiredDialog();
                return IApplication.EXIT_OK;
            } else {
                if (UsagePeriods.getInstance().isCurrentTimePresentInUsagePeriods()) {
                    MessageDialog.openError(Display.getDefault().getActiveShell(), "Evaluation License",
                            "Something is wrong with the system clock\nCOLT was launched already on the currently set time.");
                    return IApplication.EXIT_OK;
                }

                expirationStrategy.showLicenseExpirationInProgressDialog();

                return null;
            }
        }

        // No-trial version (serial-number only) 
        if (!expirationStrategy.allowTrial() && CodeOrchestraLicenseManager.noSerialNumberPresent()
                && !expirationStrategy.allowsDemo()) {
            if (!expirationStrategy.showLicenseExpiredDialog()) {
                return IApplication.EXIT_OK;
            }
        }

        // Trial version with no serial
        if ((expirationStrategy.allowTrial() && CodeOrchestraLicenseManager.noSerialNumberPresent())
                || (!expirationStrategy.allowsDemo() && expirationStrategy.isSubscriptionBased()
                        && !CodeOrchestraLicenseManager.noSerialNumberPresent())) {
            if (UsagePeriods.getInstance().isCurrentTimePresentInUsagePeriods()) {
                String title = expirationStrategy.isSubscriptionBased() ? "COLT Subscription"
                        : "Evaluation License";
                MessageDialog.openError(Display.getDefault().getActiveShell(), title,
                        "Something is wrong with the system clock\nCOLT was launched already on the currently set time.");
                return IApplication.EXIT_OK;
            }

            boolean expired = false;

            if (ExpirationHelper.getExpirationStrategy().hasExpired()) {
                expired = !expirationStrategy.showLicenseExpiredDialog();
            } else {
                expirationStrategy.showLicenseExpirationInProgressDialog();
                expired = false;
            }

            if (expired) {
                expirationStrategy.handleExpiration();

                if (expirationStrategy.exitIfExpired()) {
                    return IApplication.EXIT_OK;
                }
            }
        }

        // Demo version with subscription
        if (expirationStrategy.allowsDemo() && expirationStrategy.isSubscriptionBased()) {
            if (UsagePeriods.getInstance().isCurrentTimePresentInUsagePeriods()) {
                String title = "COLT Subscription";
                MessageDialog.openError(Display.getDefault().getActiveShell(), title,
                        "Something is wrong with the system clock\nCOLT was launched already on the currently set time.");
                return IApplication.EXIT_OK;
            }

            boolean expired = false;
            if (ExpirationHelper.getExpirationStrategy().hasExpired()) {
                expired = !expirationStrategy.showLicenseExpiredDialog();
            } else {
                expirationStrategy.showLicenseExpirationInProgressDialog();
                expired = false;
            }

            if (expired) {
                expirationStrategy.handleExpiration();
            }
        }

        return null;
    }

}