GetRestartRequiredCommand.java

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package com.sun.enterprise.v3.admin;

import com.sun.enterprise.config.serverbeans.Domain;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.glassfish.api.admin.AdminCommand;
import org.glassfish.api.admin.AdminCommandContext;
import org.glassfish.api.admin.CommandLock;
import org.glassfish.api.ActionReport;
import org.glassfish.api.I18n;
import org.glassfish.api.Param;
import org.glassfish.api.admin.*;
import org.jvnet.hk2.annotations.Service;
import javax.inject.Inject;

import org.glassfish.hk2.api.PerLookup;
import org.jvnet.hk2.config.UnprocessedChangeEvent;
import org.jvnet.hk2.config.UnprocessedChangeEvents;
import org.glassfish.internal.config.UnprocessedConfigListener;

/**
 * Return the "restart required" flag.
 *
 * @author Bill Shannon
 */
@Service(name = "_get-restart-required")
@PerLookup
@CommandLock(CommandLock.LockType.NONE)
@I18n("get.restart.required.command")
@RestEndpoints({
    @RestEndpoint(configBean=Domain.class,
        opType=RestEndpoint.OpType.GET, 
        path="_get-restart-required", 
        description="Restart Reasons")
})
@AccessRequired(resource="domain", action="dump")
public class GetRestartRequiredCommand implements AdminCommand {
    @Param(optional = true)
    private boolean why;

    @Inject
    private UnprocessedConfigListener ucl;

    public void execute(AdminCommandContext context) {
        ActionReport report = context.getActionReport();
        report.setActionExitCode(ActionReport.ExitCode.SUCCESS);
        ActionReport.MessagePart mp = report.getTopMessagePart();

        Properties extraProperties = new Properties();
        Map<String, Object> entity = new HashMap<String, Object>();
        mp.setMessage(Boolean.toString(ucl.serverRequiresRestart()));
        entity.put("restartRequired", Boolean.toString(ucl.serverRequiresRestart()));
        List<String> unprocessedChanges = new ArrayList<String>();

        for (UnprocessedChangeEvents es : ucl.getUnprocessedChangeEvents()) {
            for (UnprocessedChangeEvent e : es.getUnprocessed()) {
                if (why) {
                    mp.addChild().setMessage(e.getReason());
                }
                unprocessedChanges.add(e.getReason());
            }
        }

        if (!unprocessedChanges.isEmpty()) {
            entity.put("unprocessedChanges", unprocessedChanges);
        }
        extraProperties.put("entity", entity);
        ((ActionReport) report).setExtraProperties(extraProperties);
    }
}