package?com.flong.utils;
import?java.io.BufferedReader;
import?java.io.ByteArrayOutputStream;
import?java.io.IOException;
import?java.io.InputStream;
import?java.io.InputStreamReader;
import?java.io.OutputStream;
import?java.security.KeyStore;
import?java.security.SecureRandom;
import?java.security.cert.CertificateException;
import?java.security.cert.CertificateFactory;
import?java.security.cert.X509Certificate;
import?java.util.HashMap;
import?java.util.Map;
import?java.util.concurrent.Semaphore;
import?java.util.concurrent.TimeUnit;

import?javax.net.ssl.HostnameVerifier;
import?javax.net.ssl.SSLContext;
import?javax.net.ssl.SSLSession;
import?javax.net.ssl.SSLSocketFactory;
import?javax.net.ssl.TrustManager;
import?javax.net.ssl.TrustManagerFactory;
import?javax.net.ssl.X509TrustManager;

import?org.slf4j.Logger;
import?org.slf4j.LoggerFactory;

import?okhttp3.Call;
import?okhttp3.Callback;
import?okhttp3.FormBody;
import?okhttp3.MediaType;
import?okhttp3.OkHttpClient;
import?okhttp3.Request;
import?okhttp3.RequestBody;
import?okhttp3.Response;


/**
?*?@Description?
?*?==========================================================================================
?*?參考博客：http://www.cnblogs.com/whoislcj/p/5526431.html
?*?		??http://www.cnblogs.com/yinxiaoqiexuxing/p/5605338.html
?*?==========================================================================================
?*?秒的換算：ms（毫秒）millisecond?μs（微秒）microsecond?ns（納秒）nanosecond?ps（皮秒）picosecond??
?*?秒的換算??http://blog.chinaunix.net/uid-28458801-id-4144886.html
?*?Semaphored的使用：?http://www.cnblogs.com/whgw/archive/2011/09/29/2195555.html?
?*?==========================================================================================
?*?maven導入okhttp與slf4j的jar?瀏覽器打開maven倉庫輸入okhttp和slf4j即可如下：
?*?倉庫官方網:---->>http://mvnrepository.com/
?*?
?*?
?*		????com.squareup.okhttp3
?*		????okhttp
?*		????3.9.1
?*	
?*?==========================================================================================
?*?@ClassName???OkHttpClientUtil??
?*?@Date????????2017年7月10日?下午5:39:49??
?*?@Author??????liangjilong??
?*?@Copyright?（c）?All?Rights?Reserved?2017.
?*/
@SuppressWarnings（“all“）
public?class?OkHttpClientUtil?{
	
	private?static?Logger?logger?=?LoggerFactory.getLogger（OkHttpClientUtil.class）;
	//private?static?String?JSON?=?“application/json;?charset=utf-8“;
	private?static?String?MEDIA_TYPE_JSON=?“application/x-www-form-urlencoded;?charset=utf-8“;
	/**使用volatile雙重校驗鎖**/
	private?static?volatile?Semaphore?semaphore?=?null;
	private?static?volatile?OkHttpClient?okHttpClient?=?null;?
	
	/**建立單例模式*/
	public?static??Semaphore?getSemaphoreInstance（）{
		//只能0個線程同時訪問
		synchronized?（OkHttpClientUtil.class）?{
			if?（semaphore?==?null）?{
				semaphore?=?new?Semaphore（0）;
			}
		}
		return?semaphore;
	}
	
	
	/**建立單例模式*/
	public?static??OkHttpClient?