/** * 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 {
// 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); } } } } }
