RuntimeCore.java

package org.erlide.runtime.api;

import org.erlide.runtime.runtimeinfo.IRuntimeInfoCatalog;
import org.erlide.runtime.runtimeinfo.IRuntimeInfoSerializer;
import org.erlide.runtime.runtimeinfo.RuntimeInfo;
import org.erlide.runtime.runtimeinfo.RuntimeInfoCatalog;
import org.erlide.runtime.runtimeinfo.RuntimeInfoCatalogData;
import org.erlide.util.ErlLogger;
import org.erlide.util.HostnameChecker;

public class RuntimeCore {

    private static RuntimeInfoCatalog runtimeInfoCatalog;

    public static final synchronized IRuntimeInfoCatalog getRuntimeInfoCatalog(
            final IRuntimeInfoSerializer serializer) {
        if (runtimeInfoCatalog == null) {
            final RuntimeInfoCatalogData data = serializer.load();

            runtimeInfoCatalog = new RuntimeInfoCatalog();
            runtimeInfoCatalog.setRuntimes(data.runtimes, data.defaultRuntimeName,
                    data.erlideRuntimeName);
            final RuntimeInfo runtime = runtimeInfoCatalog.getErlideRuntime();
            if (!HostnameChecker.getInstance().detectHostNames(runtime.getOtpHome())) {
                // XXX show troubleshooting page and re-detect
                ErlLogger.error("no matching hostnames found!! Edit ~/.erlide.hosts");
            }
        }
        return runtimeInfoCatalog;
    }

    public static IRuntimeInfoCatalog getRuntimeInfoCatalog() {
        if (runtimeInfoCatalog != null) {
            return runtimeInfoCatalog;
        }
        return null;
    }

}