Utils.java

package com.sf.monitor.utils;

import com.fasterxml.jackson.core.type.TypeReference;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.sf.log.Logger;
import com.sf.monitor.Config;
import com.sf.monitor.Resources;
import com.sf.notify.Notify;
import org.joda.time.DateTime;

import java.io.IOException;
import java.util.Map;
import java.util.regex.Pattern;

public class Utils {
  private static final Logger log = new Logger(Utils.class);
  private static final Pattern regex = Pattern.compile("[. :/\\\\{}\\[\\]()*!@#$%^&*;',\"<>]");
  private static final String agentId = "2";

  public static Function<String, String> smoothText = new Function<String, String>() {
    @Override
    public String apply(String input) {
      return regex.matcher(input).replaceAll("_");
    }
  };

  public static Map<String, Object> toMap(String json) {
    if (json == null) {
      return null;
    }
    try {
      return Resources.jsonMapper.readValue(
        json, new TypeReference<Map<String, Object>>() {
        }
      );
    } catch (IOException e) {
      log.error(e, "cannot parse [%s]", json);
      return null;
    }
  }

  public static <T> T toObject(String json, Class<T> clazz) {
    if (json == null) {
      return null;
    }
    try {
      return Resources.jsonMapper.readValue(
        json, clazz
      );
    } catch (IOException e) {
      log.error(e, "cannot parse [%s]", json);
      return null;
    }
  }

  public static void sendNotify(String type, String content) {
    if (!Config.config.notify.doSend) {
      return;
    }
    String appName = Config.config.notify.appName;
    String title = String.format("notify: %s - %s", appName, type);
    content = String.format("%s - %s", new DateTime().toString(), content);
    Resources.notify.send(new Notify.Wechat(title, content, "0", agentId), true);
    if (Config.config.notify.emails.size() != 0) {
      Resources.notify.send(
        new Notify.Email(
          Joiner.on(';').join(Config.config.notify.emails),
          title,
          content,
          "plain"
        ),
        true
      );
    }
    if (Config.config.notify.phones.size() != 0) {
      Resources.notify.send(
        new Notify.SMS(title, content, Joiner.on(',').join(Config.config.notify.phones)),
        true
      );
    }
  }
}