AXIS和MSSoap都要另外安装一些东西。
而我在异构系统中不能引入这么多东西,只能通过简单的Java程序来实现
理论上面讲只要按照web service要求的格式传递相应的XML过去就可以了。请高手指点。
我这里在网上看到一个代码,但是总是会出现返回XML的时候的IOException。就是没有得到返回值。我查看了一下Web service也没有得到执行。这是怎么回事呢?有没有更好的方法呢?
/**
* SOAPClient4XG. Read the SOAP envelope file passed as the second
* parameter, pass it to the SOAP endpoint passed as the first parameter, and
* print out the SOAP envelope passed as a response. with help from Michael
* Brennan 03/09/01
*
*
* @author Bob DuCharme
* @version 1.1
* @param SOAPUrl URL of SOAP Endpoint to send request.
* @param xmlFile2Send A file with an XML document of the request.
*
* 5/23/01 revision: SOAPAction added
*/import java.io.*;
import java.net.*;public class SOAPClient4XG {
public static void main(String[] args) throws Exception {
/*
if (args.length < 2) {
System.err.println("Usage: java SOAPClient4XG " +
"http://soapURL soapEnvelopefile.xml" +
" [SOAPAction]");
System.err.println("SOAPAction is optional.");
System.exit(1);
}
*/ String SOAPUrl = "http://services.xmethods.net:80/soap/servlet/rpcrouter";
String xmlFile2Send = "weatherreq.xml"; String SOAPAction = "";
if (args.length > 2)
SOAPAction = args[2];
// Create the connection where we're going to send the file.
URL url = new URL(SOAPUrl);
URLConnection connection = url.openConnection();
HttpURLConnection httpConn = (HttpURLConnection) connection; // Open the input file. After we copy it to a byte array, we can see
// how big it is so that we can set the HTTP Cotent-Length
// property. (See complete e-mail below for more on this.) FileInputStream fin = new FileInputStream(xmlFile2Send); ByteArrayOutputStream bout = new ByteArrayOutputStream();
// Copy the SOAP file to the open connection.
copy(fin,bout);
fin.close(); byte[] b = bout.toByteArray(); // Set the appropriate HTTP parameters.
httpConn.setRequestProperty( "Content-Length",
String.valueOf( b.length ) );
httpConn.setRequestProperty("Content-Type","text/xml; charset=utf-8");
httpConn.setRequestProperty("SOAPAction",SOAPAction);
httpConn.setRequestMethod( "POST" );
httpConn.setDoOutput(true);
httpConn.setDoInput(true); // Everything's set up; send the XML that was read in to b.
OutputStream out = httpConn.getOutputStream();
out.write( b );
out.close(); // Read the response and write it to standard out. InputStreamReader isr =
new InputStreamReader(httpConn.getInputStream());
BufferedReader in = new BufferedReader(isr); String inputLine; while ((inputLine = in.readLine()) != null)
System.out.println(inputLine); in.close();
} // copy method from From E.R. Harold's book "Java I/O"
public static void copy(InputStream in, OutputStream out)
throws IOException { // do not allow other threads to read from the
// input or write to the output while copying is
// taking place synchronized (in) {
synchronized (out) { byte[] buffer = new byte[256];
while (true) {
int bytesRead = in.read(buffer);
if (bytesRead == -1) break;
out.write(buffer, 0, bytesRead);
}
}
}
}
}
而我在异构系统中不能引入这么多东西,只能通过简单的Java程序来实现
理论上面讲只要按照web service要求的格式传递相应的XML过去就可以了。请高手指点。
我这里在网上看到一个代码,但是总是会出现返回XML的时候的IOException。就是没有得到返回值。我查看了一下Web service也没有得到执行。这是怎么回事呢?有没有更好的方法呢?
/**
* SOAPClient4XG. Read the SOAP envelope file passed as the second
* parameter, pass it to the SOAP endpoint passed as the first parameter, and
* print out the SOAP envelope passed as a response. with help from Michael
* Brennan 03/09/01
*
*
* @author Bob DuCharme
* @version 1.1
* @param SOAPUrl URL of SOAP Endpoint to send request.
* @param xmlFile2Send A file with an XML document of the request.
*
* 5/23/01 revision: SOAPAction added
*/import java.io.*;
import java.net.*;public class SOAPClient4XG {
public static void main(String[] args) throws Exception {
/*
if (args.length < 2) {
System.err.println("Usage: java SOAPClient4XG " +
"http://soapURL soapEnvelopefile.xml" +
" [SOAPAction]");
System.err.println("SOAPAction is optional.");
System.exit(1);
}
*/ String SOAPUrl = "http://services.xmethods.net:80/soap/servlet/rpcrouter";
String xmlFile2Send = "weatherreq.xml"; String SOAPAction = "";
if (args.length > 2)
SOAPAction = args[2];
// Create the connection where we're going to send the file.
URL url = new URL(SOAPUrl);
URLConnection connection = url.openConnection();
HttpURLConnection httpConn = (HttpURLConnection) connection; // Open the input file. After we copy it to a byte array, we can see
// how big it is so that we can set the HTTP Cotent-Length
// property. (See complete e-mail below for more on this.) FileInputStream fin = new FileInputStream(xmlFile2Send); ByteArrayOutputStream bout = new ByteArrayOutputStream();
// Copy the SOAP file to the open connection.
copy(fin,bout);
fin.close(); byte[] b = bout.toByteArray(); // Set the appropriate HTTP parameters.
httpConn.setRequestProperty( "Content-Length",
String.valueOf( b.length ) );
httpConn.setRequestProperty("Content-Type","text/xml; charset=utf-8");
httpConn.setRequestProperty("SOAPAction",SOAPAction);
httpConn.setRequestMethod( "POST" );
httpConn.setDoOutput(true);
httpConn.setDoInput(true); // Everything's set up; send the XML that was read in to b.
OutputStream out = httpConn.getOutputStream();
out.write( b );
out.close(); // Read the response and write it to standard out. InputStreamReader isr =
new InputStreamReader(httpConn.getInputStream());
BufferedReader in = new BufferedReader(isr); String inputLine; while ((inputLine = in.readLine()) != null)
System.out.println(inputLine); in.close();
} // copy method from From E.R. Harold's book "Java I/O"
public static void copy(InputStream in, OutputStream out)
throws IOException { // do not allow other threads to read from the
// input or write to the output while copying is
// taking place synchronized (in) {
synchronized (out) { byte[] buffer = new byte[256];
while (true) {
int bytesRead = in.read(buffer);
if (bytesRead == -1) break;
out.write(buffer, 0, bytesRead);
}
}
}
}
}
解决方案 »
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