Examples with Status com.alibaba.dubbo.common.status.Status used on opensource projects

Example 1 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class DatabaseStatusChecker method check.

public Status check() {
    boolean ok;
    try {
        Connection connection = dataSource.getConnection();
        try {
            DatabaseMetaData metaData = connection.getMetaData();
            ResultSet resultSet = metaData.getTypeInfo();
            try {
                ok = resultSet.next();
            } finally {
                resultSet.close();
            }
            if (message == null) {
                message = metaData.getURL() + " (" + metaData.getDatabaseProductName() + " " + metaData.getDatabaseProductVersion() + ", " + getIsolation(metaData.getDefaultTransactionIsolation()) + ")";
            }
            if (version == 0) {
                version = metaData.getDatabaseMajorVersion();
            }
        } finally {
            connection.close();
        }
    } catch (Throwable e) {
        logger.error(e.getMessage(), e);
        ok = false;
    }
    return new Status(!ok ? Status.Level.ERROR : (version < 5 ? Status.Level.WARN : Status.Level.OK), message);
}

Example 2 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class DatabaseStatusChecker method check.

public Status check() {
    boolean ok;
    try {
        Connection connection = dataSource.getConnection();
        try {
            DatabaseMetaData metaData = connection.getMetaData();
            ResultSet resultSet = metaData.getTypeInfo();
            try {
                ok = resultSet.next();
            } finally {
                resultSet.close();
            }
            if (message == null) {
                message = metaData.getURL() + " (" + metaData.getDatabaseProductName() + " " + metaData.getDatabaseProductVersion() + ", " + getIsolation(metaData.getDefaultTransactionIsolation()) + ")";
            }
            if (version == 0) {
                version = metaData.getDatabaseMajorVersion();
            }
        } finally {
            connection.close();
        }
    } catch (Throwable e) {
        logger.error(e.getMessage(), e);
        ok = false;
    }
    return new Status(!ok ? Status.Level.ERROR : (version < 5 ? Status.Level.WARN : Status.Level.OK), message);
}

Example 3 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class LoadStatusChecker method check.

public Status check() {
    OperatingSystemMXBean operatingSystemMXBean = ManagementFactory.getOperatingSystemMXBean();
    double load;
    try {
        Method method = OperatingSystemMXBean.class.getMethod("getSystemLoadAverage", new Class<?>[0]);
        load = (Double) method.invoke(operatingSystemMXBean, new Object[0]);
    } catch (Throwable e) {
        load = -1;
    }
    int cpu = operatingSystemMXBean.getAvailableProcessors();
    return new Status(load < 0 ? Status.Level.UNKNOWN : (load < cpu ? Status.Level.OK : Status.Level.WARN), "Load: " + load + " / CPU: " + cpu);
}

Example 4 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class StatusUtils method getSummaryStatus.

public static Status getSummaryStatus(Map<String, Status> statuses) {
    Level level = Level.OK;
    StringBuilder msg = new StringBuilder();
    for (Map.Entry<String, Status> entry : statuses.entrySet()) {
        String key = entry.getKey();
        Status status = entry.getValue();
        Level l = status.getLevel();
        if (Level.ERROR.equals(l)) {
            level = Level.ERROR;
            if (msg.length() > 0) {
                msg.append(",");
            }
            msg.append(key);
        } else if (Level.WARN.equals(l)) {
            if (!Level.ERROR.equals(level)) {
                level = Level.WARN;
            }
            if (msg.length() > 0) {
                msg.append(",");
            }
            msg.append(key);
        }
    }
    return new Status(level, msg.toString());
}

Example 5 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class SpringStatusChecker method check.

public Status check() {
    ApplicationContext context = ServiceBean.getSpringContext();
    if (context == null) {
        return new Status(Status.Level.UNKNOWN);
    }
    Status.Level level = Status.Level.OK;
    if (context instanceof Lifecycle) {
        if (((Lifecycle) context).isRunning()) {
            level = Status.Level.OK;
        } else {
            level = Status.Level.ERROR;
        }
    } else {
        level = Status.Level.UNKNOWN;
    }
    StringBuilder buf = new StringBuilder();
    try {
        Class<?> cls = context.getClass();
        Method method = null;
        while (cls != null && method == null) {
            try {
                method = cls.getDeclaredMethod("getConfigLocations", new Class<?>[0]);
            } catch (NoSuchMethodException t) {
                cls = cls.getSuperclass();
            }
        }
        if (method != null) {
            if (!method.isAccessible()) {
                method.setAccessible(true);
            }
            String[] configs = (String[]) method.invoke(context, new Object[0]);
            if (configs != null && configs.length > 0) {
                for (String config : configs) {
                    if (buf.length() > 0) {
                        buf.append(",");
                    }
                    buf.append(config);
                }
            }
        }
    } catch (Throwable t) {
        logger.warn(t.getMessage(), t);
    }
    return new Status(level, buf.toString());
}