java后台调用url

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QXOutStream outPut= new QXOutStream();
qxWorkSheetXML.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
qxWorkSheetXML.append("<ROOT><ROW>");
qxWorkSheetXML.append("<REPORT_MAN>"+call_man+"</REPORT_MAN>");
qxWorkSheetXML.append("<ACCEPT_TIME>"+call_time+"</ACCEPT_TIME>");
qxWorkSheetXML.append("<CUSTOMER_CODE>"+workSheetNo+"</CUSTOMER_CODE>");
qxWorkSheetXML.append("<PHONE>"+call_no+"</PHONE>");
qxWorkSheetXML.append("<DEAL_DATE>"+deadLine+"</DEAL_DATE>");
qxWorkSheetXML.append("</ROW></ROOT>");returnStr=outPut.outPutStr(urlStr, qxWorkSheetXML.toString());

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.charset.Charset;
import XmlHelper;public class QXOutStream {
public String outPutStr(String urlStr, String input) throws Exception{
StringBuffer strBuf = new StringBuffer();
String Resulst="";
try{
URL url = new URL(urlStr);
HttpURLConnection con = (HttpURLConnection)url.openConnection();
con.setDoInput(true);
con.setDoOutput(true);
con.setRequestMethod("POST");
con.setAllowUserInteraction(false);
con.setUseCaches(false);
con.setRequestProperty("Accept-Charset", "GBK");
BufferedOutputStream bufOutPut = new BufferedOutputStream(con.getOutputStream());byte[] bdat = input.getBytes("UTF-8");//解决中文乱码问题
bufOutPut.write(bdat, 0, bdat.length);
bufOutPut.flush();
BufferedInputStream inp = new BufferedInputStream(con.getInputStream());
InputStreamReader in = new InputStreamReader(inp,Charset.forName("GBK"));
BufferedReader bufReador = new BufferedReader(in);String tempStr = "";
while (tempStr != null) {
strBuf.append(tempStr);
tempStr = bufReador.readLine();}
Resulst = XmlHelper.getPostNodeText(strBuf.toString(), "OPERATOR_RESULT");//.getPostFirstRowText(strBuf.toString(), "OPERATOR_RESULT");}
catch (Exception e) {
//System.err.println("Exception:"+e.toString());
throw e;
//return "N";
}
finally{
return Resulst;
}}
}


import java.io.InputStream;
import java.net.URL;
import java.net.URLConnection;import javax.xml.transform.TransformerException;import org.apache.log4j.Logger;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;import com.sun.org.apache.xpath.internal.XPathAPI;/**
* 处理XML的封装类
*/
public abstract class XmlHelper {
private XmlHelper() {
}private static SimpleXmlParser parser = new SimpleXmlParser();private static Logger logger = Logger.getLogger(XmlHelper.class.getName());public static Document getDocument(String xmlStr) throws Exception {
try {
return parser.parseXml(xmlStr);
} catch (Exception ex) {
logger.error("得到Document出错-->", ex);
throw ex;
}
}public static Document getDocumentFormStream(InputStream s)
throws Exception {
try {
Document doc = parser.parse(s);
return doc;
} catch (Exception ex) {
logger.error("从文件流中得到Document出现错误，错误为-->", ex);
throw ex;
}
}public static Document getDocumentFormFile(String url) {
try {
URL u = new URL(url);
URLConnection connection = u.openConnection();
connection.setDoInput(true);
connection.setUseCaches(false);
Document doc = parser.parse(url);
connection.getInputStream().close();
return doc;
} catch (Exception ex) {
logger.info("从url中取得数据出错，错误为-->", ex);
}
return null;
}public static NodeList selectNodeList(Node node, String xpath)
throws TransformerException {
try {
return XPathAPI.selectNodeList(node, xpath);
} catch (TransformerException ex) {
logger.error("得到xml节点队列出错-->", ex);
throw ex;
}
}public static Node selectSingleNode(Node node, String xpath)
throws TransformerException {
try {
return XPathAPI.selectSingleNode(node, xpath);
} catch (TransformerException ex) {
logger.error("得到单一的xml节点出错-->", ex);
throw ex;
}
}public static Node selectNode(Node node, String xpath) {
for (int i = 0; i < node.getChildNodes().getLength(); i++) {
Node childNode = node.getChildNodes().item(i);
if (childNode.getNodeType() == Node.ELEMENT_NODE
&& childNode.getNodeName().equals(xpath))
return childNode;
}
return null;
}public static Attr getAttribute(Node node, String attName) {
return (Attr) node.getAttributes().getNamedItem(attName);
}public static String getNodeText(Node node) {
for (int i = 0; i < node.getChildNodes().getLength(); i++) {
if (node.getChildNodes().item(i).getNodeType() == Node.TEXT_NODE)
return node.getChildNodes().item(i).getNodeValue();
}
return null;
}public static String getPostNodeText(String postString, String nodeName) {
try {
Document doc = getDocument(postString);
Element root = doc.getDocumentElement();
NodeList list = root.getChildNodes();for (int i = 0; i < list.getLength(); i++) {
Node node = list.item(i);
if (node.getNodeType() == Node.ELEMENT_NODE) {
logger.debug("node:" + node.getNodeType() + ","
+ node.getNodeName());
if (node.getNodeName().equals(nodeName))
return getNodeText(node);
}
}
} catch (Exception ex) {
logger.error("从post信息中得到xml解析数据出错-->", ex);
}
return null;
}public static String getPostFirstRowText(String postString, String nodeName) {
try {
return XmlHelperJdom.getFirstRowData(postString, nodeName);
} catch (Exception ex) {
logger.error("从post的第一行数据中得到xml解析数据出错-->", ex);
}
return null;
}/*
* 加入一个节点,而且设置其text
*/
public static org.dom4j.Element addElementAndSetValue(
org.dom4j.Element parent, String name, String value) {
if (null == name)
return null;
org.dom4j.Element e = parent.addElement(name);
if (null == value) {
value = "";
}
e.setText(value);
return e;
}
}