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cn.jiangzeyin.controller.base.AbstractBaseControl Maven / Gradle / Ivy
package cn.jiangzeyin.controller.base;
import cn.jiangzeyin.CommonPropertiesFinal;
import cn.jiangzeyin.StringUtil;
import cn.jiangzeyin.common.DefaultSystemLog;
import cn.jiangzeyin.common.spring.SpringUtil;
import org.springframework.http.HttpHeaders;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.UnsupportedEncodingException;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Iterator;
import java.util.Map;
/**
* @author jiangzeyin
* Created by jiangzeyin on 2017/1/12.
*/
public abstract class AbstractBaseControl {
private static final ThreadLocal HTTP_SERVLET_REQUEST_THREAD_LOCAL = new ThreadLocal<>();
private static final ThreadLocal HTTP_SESSION_THREAD_LOCAL = new ThreadLocal<>();
private static final ThreadLocal HTTP_SERVLET_RESPONSE_THREAD_LOCAL = new ThreadLocal<>();
protected String ip;
public HttpServletResponse getResponse() {
return HTTP_SERVLET_RESPONSE_THREAD_LOCAL.get();
}
public HttpSession getSession() {
return HTTP_SESSION_THREAD_LOCAL.get();
}
public HttpServletRequest getRequest() {
return HTTP_SERVLET_REQUEST_THREAD_LOCAL.get();
}
protected Object getAttribute(String name) {
return getRequest().getAttribute(name);
}
protected void setAttribute(String name, Object object) {
getRequest().setAttribute(name, object);
}
/**
* 拦截器注入
*
* @param request req
* @param session ses
* @param response rep
*/
public void setReqAndRes(HttpServletRequest request, HttpSession session, HttpServletResponse response) {
HTTP_SERVLET_REQUEST_THREAD_LOCAL.set(request);
HTTP_SESSION_THREAD_LOCAL.set(session);
HTTP_SERVLET_RESPONSE_THREAD_LOCAL.set(response);
this.ip = getIpAddress(request);
response.setCharacterEncoding("UTF-8");
}
protected String getHeader(String name) {
return getRequest().getHeader(name);
}
public void reLoad() {
}
/**
* 获取session 字符串
*
* @param name name
* @return str
* @author jiangzeyin
*/
protected String getSessionAttribute(String name) {
Object obj = getSession().getAttribute(name);
getSession().removeAttribute(name);
if (obj == null)
return "";
return obj.toString();
}
protected String getCookieValue(String name) {
Cookie cookie = RequestUtil.getCookieByName(getRequest(), name);
if (cookie == null)
return "";
return cookie.getValue();
}
protected String getParameter(String name) {
return getParameter(name, null);
}
protected String[] getParameters(String name) {
return getRequest().getParameterValues(name);
}
protected String getParameter(String name, String def) {
String value = getRequest().getParameter(name);
return value == null ? def : value;
}
protected int getParameterInt(String name, int def) {
return StringUtil.parseInt(getParameter(name), def);
}
protected int getParameterInt(String name) {
return getParameterInt(name, 0);
}
/**
* 获取来源的url 参数
*
* @return map
* @throws UnsupportedEncodingException 编码异常
*/
protected Map getRefererParameter() throws UnsupportedEncodingException {
String referer = getHeader(HttpHeaders.REFERER);
return RequestUtil.convertUrlMap(referer);
}
/**
* 获取表单数据到实体中
*
* @param tClass class
* @param t
* @return t
* @throws IllegalAccessException y
* @throws InstantiationException y
*/
protected T getObject(Class tClass) throws IllegalAccessException, InstantiationException {
Object obj = tClass.newInstance();
doParameterMap(getRequest().getParameterMap(), obj);
return (T) obj;
}
/**
* 将map 赋值到对象属性中
*
* @param parameter parameter
* @param obj obj
*/
void doParameterMap(Map parameter, Object obj) {
Iterator> entries = parameter.entrySet().iterator();
Class tClass = obj.getClass();
while (entries.hasNext()) {
Map.Entry entry = entries.next();
String key = entry.getKey();
Object value = entry.getValue();
if (value == null) {
continue;
}
String[] temp = (String[]) value;
StringBuilder stringBuffer = new StringBuilder();
for (int i = 0; i < temp.length; i++) {
if (i != 0)
stringBuffer.append(",");
stringBuffer.append(temp[i]);
}
setValue(tClass, obj, key, stringBuffer.toString());
}
}
private void setValue(Class tClass, Object obj, String name, String value) {
//Class tClass = obj.getClass();
Field[] fields = tClass.getDeclaredFields();
Class type = null;
for (Field field : fields) {
if (field.getName().equals(name)) {
type = field.getType();
break;
}
}
if (type == null) {
Class superClass = tClass.getSuperclass();
if (superClass != Object.class) {
setValue(superClass, obj, name, value);
}
return;
}
try {
Method method = getMethod(tClass, name, type);
if (type == int.class || type == Integer.class) {
try {
Integer integer = Integer.valueOf(value);
method.invoke(obj, integer);
} catch (NumberFormatException ignored) {
}
} else if (type == String.class) {
method.invoke(obj, value);
} else if (AbstractBaseControl.class.isAssignableFrom(type)) {
Object type_obj = type.newInstance();
Method setIdMethod = getMethod(type_obj.getClass(), "Id", Integer.class);//type.getDeclaredMethod();
try {
setIdMethod.invoke(type_obj, Integer.valueOf(value));
method.invoke(obj, type_obj);
} catch (NumberFormatException ignored) {
}
} else if (type == Double.class || type == double.class) {
try {
Double double_v = Double.valueOf(value);
method.invoke(obj, double_v);
} catch (NumberFormatException ignored) {
}
} else {
DefaultSystemLog.ERROR().error("没有设置:" + type, new RuntimeException());
}
System.out.println(type + " " + name + " " + value);
} catch (Exception e) {
DefaultSystemLog.ERROR().error("创建对象错误", e);
}
}
private static Method getMethod(Class tClass, String name, Class type) throws NoSuchMethodException {
try {
return tClass.getDeclaredMethod(parSetName(name), type);
} catch (NoSuchMethodException e) {
Class superClass = tClass.getSuperclass();
if (superClass != Object.class)
return getMethod(superClass, name, type);
else
throw e;
}
}
private static String parSetName(String fieldName) {
if (null == fieldName || "".equals(fieldName)) {
return null;
}
int startIndex = 0;
if (fieldName.charAt(0) == '_')
startIndex = 1;
return "set"
+ fieldName.substring(startIndex, startIndex + 1).toUpperCase()
+ fieldName.substring(startIndex + 1);
}
private static String default_headerName;
/**
* 获取ip 地址
*
* @param request req
* @return ip 信息
*/
public static String getIpAddress(HttpServletRequest request) {
if (default_headerName == null)
default_headerName = SpringUtil.getEnvironment().getProperty(CommonPropertiesFinal.IP_DEFAULT_HEADER_NAME);
String ipFromNginx = null;
if (!StringUtil.isEmpty(default_headerName)) {
ipFromNginx = request.getHeader(default_headerName);
}
if (ipFromNginx != null && ipFromNginx.length() > 0)
return ipFromNginx;
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("HTTP_CLIENT_IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("HTTP_X_FORWARDED_FOR");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
ip = StringUtil.convertNULL(ip);
return ip;
}
}
