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package com.sun.xml.ws.mex.client;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.logging.Logger;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLSession;
import com.sun.xml.ws.mex.MessagesMessages;
import static com.sun.xml.ws.mex.MetadataConstants.ERROR_LOG_LEVEL;
import static com.sun.xml.ws.mex.MetadataConstants.GET_REQUEST;
/**
* Class that handles making the HTTP POST request
* to a service.
*/
public class HttpPoster {
private static final Logger logger =
Logger.getLogger(HttpPoster.class.getName());
/**
* Makes the request to the service. It is expected that this
* method may throw IOException several times before metadata
* is returned successfully.
*
* @param request A String containing the xml that
* will be the payload of the message.
* @param address Address of the service.
* @return The java.io.InputStream returned by the http
* url connection.
*/
InputStream post(final String request, final String address,
final String contentType) throws IOException {
final URL url = new URL(address);
final HttpURLConnection conn = createConnection(url);
conn.setDoOutput(true);
conn.setDoInput(true);
conn.setRequestMethod("POST");
conn.setRequestProperty("Content-Type", contentType);
conn.setRequestProperty("SOAPAction", GET_REQUEST);
final Writer writer = new OutputStreamWriter(conn.getOutputStream());
writer.write(request);
writer.flush();
try {
return conn.getInputStream();
} catch (IOException ioe) {
outputErrorStream(conn);
// this exception is caught within the mex code and is logged there
throw ioe;
} finally {
writer.close();
}
}
// This method is simply for debugging/error output
private void outputErrorStream(final HttpURLConnection conn) {
final InputStream error = conn.getErrorStream();
if (error != null) {
final BufferedReader reader = new BufferedReader(
new InputStreamReader(error));
try {
if (logger.isLoggable(ERROR_LOG_LEVEL)) {
logger.log(ERROR_LOG_LEVEL,
MessagesMessages.MEX_0010_ERROR_FROM_SERVER());
String line = reader.readLine();
while (line != null) {
logger.log(ERROR_LOG_LEVEL, line);
line = reader.readLine();
}
logger.log(ERROR_LOG_LEVEL,
MessagesMessages.MEX_0011_ERROR_FROM_SERVER_END());
}
} catch (IOException ioe) {
// This exception has no more impact.
logger.log(ERROR_LOG_LEVEL,
MessagesMessages.MEX_0012_READING_ERROR_STREAM_FAILURE(),
ioe);
} finally {
try {
reader.close();
} catch (IOException ex) {
// This exception has no more impact.
logger.log(ERROR_LOG_LEVEL,
MessagesMessages.MEX_0013_CLOSING_ERROR_STREAM_FAILURE(),
ex);
}
}
}
}
/**
* This method is called by ServiceDescriptorImpl when a
* metadata response contains a mex location element. The
* location element contains an address of a metadata document
* that can be retrieved with an HTTP GET call.
*
* @param address The address of the document.
* @return The java.io.InputStream returned by the http
* url connection.
*/
public InputStream makeGetCall(final String address) throws IOException {
final URL url = new URL(address);
final HttpURLConnection conn = createConnection(url);
conn.setRequestMethod("GET");
conn.setRequestProperty("Content-Type",
"application/x-www-form-urlencoded"); // taken from wsimport
try {
return conn.getInputStream();
} catch (IOException ioe) {
outputErrorStream(conn);
// this exception is caught within the mex code and is logged there
throw ioe;
}
}
/*
* This method creates an http url connection and sets the
* hostname verifier on it if it's an ssl connection.
*/
private HttpURLConnection createConnection(final URL url)
throws IOException {
return (HttpURLConnection) url.openConnection();
}
}
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