this.xscriptObject = xscriptObject;
}
public XScriptObject invoke() throws ProcessingException
{
HttpConnection conn = null;
try {
if (action == null || action.equals("")) {
action = "\"\"";
}
String host = url.getHost();
int port = url.getPort();
if (System.getProperty("http.proxyHost") != null) {
String proxyHost = System.getProperty("http.proxyHost");
int proxyPort = Integer.parseInt(System.getProperty("http.proxyPort"));
conn = new HttpConnection(proxyHost, proxyPort, host, port);
} else {
conn = new HttpConnection(host, port);
}
PostMethod method = new PostMethod(url.getFile());
String request;
try {
// Write the SOAP request body
if (xscriptObject instanceof XScriptObjectInlineXML) {
// Skip overhead
request = ((XScriptObjectInlineXML) xscriptObject).getContent();
} else {
StringBuffer bodyBuffer = new StringBuffer();
InputSource saxSource = xscriptObject.getInputSource();
Reader r = null;
// Byte stream or character stream?
if (saxSource.getByteStream() != null) {
r = new InputStreamReader(saxSource.getByteStream());
} else {
r = saxSource.getCharacterStream();
}
try {
char[] buffer = new char[1024];
int len;
while ((len = r.read(buffer)) > 0)
bodyBuffer.append(buffer, 0, len);
} finally {
if (r != null) {
r.close();
}
}
request = bodyBuffer.toString();
}
} catch (Exception ex) {
throw new ProcessingException("Error assembling request", ex);
}
method.setRequestHeader(
new Header("Content-type", "text/xml; charset=\"utf-8\""));
method.setRequestHeader(new Header("SOAPAction", action));
method.setUseDisk(false);
method.setRequestBody(request);
method.execute(new HttpState(), conn);
String ret = method.getResponseBodyAsString();
int startOfXML = ret.indexOf("<?xml");
if (startOfXML == -1) { // No xml?!
throw new ProcessingException("Invalid response - no xml");
}
return new XScriptObjectInlineXML(
xscriptManager,
ret.substring(startOfXML));
} catch (Exception ex) {
throw new ProcessingException("Error invoking remote service: " + ex,
ex);
} finally {
try {
if (conn != null)
conn.close();
} catch (Exception ex) {
}
}
}