package com.qq.open.common;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.text.SimpleDateFormat;
import java.util.Properties;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.MultipartEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.log4j.Logger;
/**
* QQ互联工具类
* 获取各个接口的URL等工具类
*
* @author HaoLiang
* @version 0.1.1
*/
public class OpenQqUtils {
/** 日志 */
private static Logger log = Logger.getLogger(OpenQqUtils.class);
/** 资源属性 */
private static Properties properties;
static {
properties = new Properties();
try {
// 读取配置文件
properties.load(OpenQqUtils.class.getClassLoader().getResourceAsStream(OpenQqConstants.QQ_CONFIG_NAME));
} catch (IOException e) {
e.printStackTrace();
log.error("读取配置文件出错，请确认kaifangfuwu.properties文件已经放到src目录下。");
}
}
/**
* 获取配置信息
*
* @param configKey
* @return
*/
public String getConfigValue(String configKey) {
String configValue = null;
configValue = properties.getProperty(configKey);
if (null == configValue || "".equals(configValue)) {
log.info("没有获取指定key的值，请确认资源文件中是否存在【" + configKey + "】");
}
return configValue;
}
/**
* 链接QQ服务接口
*
* @param interfaceUrl
* 接口URL
*
* @return 接口返回的数据
* @throws IOException
*/
public String doGet(String interfaceUrl) throws IOException {
// 打印日志
log.info("doGet:" + interfaceUrl);
String interfaceData = "";
// 获取默认的HttpClient
HttpClient httpclient = new DefaultHttpClient();
// 获取Get连接
HttpGet httpGet = new HttpGet(interfaceUrl);
// 请求post连接
HttpResponse response = httpclient.execute(httpGet);
// 打印日志
log.info("doGet请求状态Code:" + response.getStatusLine().getStatusCode());
// 是否请求正常
if (200 == response.getStatusLine().getStatusCode()) {
// 获取链接返回的数据
HttpEntity resEntity = response.getEntity();
// 获取返回的数据流
BufferedReader input = new BufferedReader(new InputStreamReader(
resEntity.getContent(), "UTF-8"));
String tempStr = "";
// 获取返回的内容
while ((tempStr = input.readLine()) != null) {
interfaceData += tempStr.replace("\t", "");
}
}
// 关闭连接
httpGet.abort();
// 打印日志
log.info("doGet返回的json数据：" + interfaceData);
return interfaceData;
}
/**
* 发送Post请求
*
* @param url 请求地址
* @param reqEntity 请求参数
* @return 接口返回的数据
* @throws IOException
*/
public String doPost(String url,MultipartEntity reqEntity) throws IOException {
// 打印日志
log.info("doPost:" + url);
// 接口返回的json数据
String interfaceData = "";
// 获取默认的HttpClient
HttpClient httpclient = new DefaultHttpClient();
// 获取post连接
HttpPost httpPost = new HttpPost(url);
// 设置连接参数
httpPost.setEntity(reqEntity);
// 请求post连接
HttpResponse response = httpclient.execute(httpPost);
// 打印日志
log.info("doPost请求状态Code:" + response.getStatusLine().getStatusCode());
// 是否请求正常
if (200 == response.getStatusLine().getStatusCode()) {
// 获取链接返回的数据
HttpEntity resEntity = response.getEntity();
// 获取返回的数据流
BufferedReader input = new BufferedReader(new InputStreamReader(
resEntity.getContent(), "UTF-8"));
String tempStr = "";
// 获取返回的内容
while ((tempStr = input.readLine()) != null) {
interfaceData += tempStr.replace("\t", "");
}
}
// 关闭连接
httpPost.abort();
// 打印日志
log.info("doPost返回的json数据：" + interfaceData);
return interfaceData;
}
/**
* 判断字符串是否为null或""
*
* @param pStr 字符串
* @return false 为null 或 "" true 非空
*/
public boolean isNotNull(String pStr) {
return null != pStr && !"".equals(pStr);
}
/**
* 把时间戳转换成指定的格式
*
* @return 格式后的日期字符串
*/
public String timeStampToDate(String timeStamp) {
SimpleDateFormat df = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
// php的时间戳需要补三个0才可以正常转换
return df.format(Long.valueOf(timeStamp + "000"));
}
}