ionic2自定义cordova插件开发以及使用（Android）

npm install -g plugman

plugman platform add --platform_name android

package cordova.plugin.hea.log;

import android.os.Environment;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;


public class logUtil{
 private static int SDCARD_LOG_FILE_SAVE_DAYS = 180; // sd卡中日志文件的最多保存天数
 private static String LOG_PATH_SDCARD_DIR = Environment.getExternalStorageDirectory().toString()+"/VP2/log/"; // 日志文件在sdcard中的路径

 // 日志的输出格式
 private static SimpleDateFormat LogSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 private static SimpleDateFormat logDay = new SimpleDateFormat("dd");
 private static SimpleDateFormat logTime = new SimpleDateFormat("yyyy-MM");

 /
   打开日志文件并写入日志
  
   @return
   /
 public static void writeLogtoFile(String mylogtype, String tag, String text) {
  delFile();
  Date nowtime = new Date();
  String needWriteMessage = LogSdf.format(nowtime) + " " + tag + "\n" + text+"\n";
  String logFileName;
  String logFolder=logTime.format(new Date());

  if(mylogtype=="error"){
   logFileName="error("+logDay.format(new Date())+").log";
  }else if(mylogtype=="crash"){
   logFileName="crash("+logDay.format(new Date())+").log";
  }else {
   logFileName="info("+logDay.format(new Date())+").log";
  }

  File file = new File(LOG_PATH_SDCARD_DIR+logFolder);
  if (!file.exists()) {
   file.mkdirs();
  }

  File f = new File(LOG_PATH_SDCARD_DIR+logFolder,logFileName);
  try {
   FileWriter filerWriter = new FileWriter(f, true);
   BufferedWriter bufWriter = new BufferedWriter(filerWriter);
   bufWriter.write(needWriteMessage);
   bufWriter.newLine();
   bufWriter.close();
   filerWriter.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
 }

 /
   删除制定的日志文件
   /
 private static void delFile(){
  String needDelFiel = logTime.format(getDateBefore());
  File file = new File(LOG_PATH_SDCARD_DIR, needDelFiel );
  if (file.exists()) {
   file.delete();
  }
 }

 private static Date getDateBefore() {
  Date nowtime = new Date();
  Calendar now = Calendar.getInstance();
  now.setTime(nowtime);
  now.set(Calendar.DATE, now.get(Calendar.DATE) - SDCARD_LOG_FILE_SAVE_DAYS);
  return now.getTime();
 }
}

package cordova.plugin.hea.log;

import .apache.cordova.CordovaPlugin;
import .apache.cordova.CallbackContext;

import .json.JSONArray;
import .json.JSONException;
import .json.JSONObject;

import cordova.plugin.hea.log.logUtil;
/
  This class echoes a string called from JavaScript.
 /
public class cordovaHeaLog extends CordovaPlugin {
 @Override
 public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {
  if (action.equals("log")) {
   this.log(args.getString(0),args.getString(1),args.getString(2), callbackContext);
   return true;
  }
  return false;
 }

 private void log(String mylogtype, String tag,String text,CallbackContext callbackContext) {
  if (mylogtype != null && mylogtype.length() > 0&&text!=null&&text.length()>0&&tag!=null&&tag.length()>0) {
   logUtil.writeLogtoFile(mylogtype, tag, text);
   callbackContext.suess(mylogtype+" "+tag+" "+text);
  } else {
   callbackContext.error("参数不可为空");
  }
 }
}

var exec = require('cordova/exec');
exports.log = function(arg0,arg1,arg2,suess, error) {
exec(suess, error, "Logjava", "log", [arg0,arg1,arg2]);
};

<?xml version='1.0' encoding='utf-8'?>
<plugin id="cordova-plugin-hea-log" version="1" 
 xmlns="http://apache./cordova/ns/plugins/1.0" 
 xmlns:android="http://schemas.android./apk/res/android">
 <name>cordovaHeaLog</name>
 <js-module name="cordovaHeaLog" src="/cordovaHeaLog.js">
  <clobbers target="cordovaHeaLog" />
 </js-module>
 <platform name="android">
  <config-file parent="/" target="res/xml/config.xml">
   <feature name="Logjava">
    <param name="android-package" value="cordova.plugin.hea.log.cordovaHeaLog" />
   </feature>
  </config-file>
  <config-file parent="/" target="AndroidManifest.xml"></config-file>
  <source-file src="src/android/cordovaHeaLog.java" target-dir="src/cordova/plugin/hea/log/cordovaHeaLog" />

  <source-file src="src/android/logUtil.java" target-dir="src/cordova/plugin/hea/log/logUtil" />
 </platform>
</plugin>

cordova plugin add cordova-plugin-hea-log

cordova plugin add E:\cordovaHeaLog

cordova platform add android

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> 
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /> 
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />