Example usage for java.net HttpURLConnection getErrorStream

Introduction

In this page you can find the example usage for java.net HttpURLConnection getErrorStream.

Prototype

public InputStream getErrorStream() 

Source Link

Document

Returns the error stream if the connection failed but the server sent useful data nonetheless.

Usage

From source file:com.mycompany.grupo6ti.GenericResource.java

@PUT
@Produces("application/json")
@Path("emitirFactura/{id_oC}")
public String emitirFactura(@PathParam("id_oC") String id_oC) {
    try {/*from   w w w  .j  a  v a2 s  .c  o  m*/
        URL url = new URL("http://localhost:85/");

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        InputStream is;
        conn.setRequestProperty("Accept-Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setUseCaches(true);
        conn.setRequestMethod("PUT");
        conn.setDoOutput(true);
        conn.setDoInput(true);

        String idJson = "{\n" + "  \"oc\": \"" + id_oC + "\"\n" + "}";
        //String idJson2 = "[\"Test\", \"Funcionando Bien\"]";
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        out.write(idJson);
        out.flush();
        out.close();

        if (conn.getResponseCode() >= 400) {
            is = conn.getErrorStream();
        } else {
            is = conn.getInputStream();
        }
        String result2 = "";
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        while ((line = rd.readLine()) != null) {
            result2 += line;
        }
        rd.close();
        return result2;

    } catch (IOException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return ("[\"Test\", \"Funcionando Bien\"]");

}

---

From source file:com.mycompany.grupo6ti.GenericResource.java

@POST
@Produces("application/json")
@Path("/recepcionarOc/{id}")
public String recepcionarOc(@PathParam("id") String id) {

    try {/*ww  w .  j  a v  a2 s. c o  m*/
        URL url = new URL("http://localhost:83/recepcionar/" + id);

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        InputStream is;
        conn.setRequestProperty("Accept-Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setUseCaches(true);
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);

        String idJson = "{\n" + "  \"id\": \"" + id + "\"\n" + "}";
        //String idJson2 = "[\"Test\", \"Funcionando Bien\"]";
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        out.write(idJson);
        out.flush();
        out.close();

        if (conn.getResponseCode() >= 400) {
            is = conn.getErrorStream();
        } else {
            is = conn.getInputStream();
        }
        String result2 = "";
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        while ((line = rd.readLine()) != null) {
            result2 += line;
        }
        rd.close();
        return result2;

    } catch (IOException e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien1\"]");
    } catch (Exception e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien2\"]");
    }

    //return ("[\"Test\", \"Funcionando Bien\"]");

}

---

From source file:com.mycompany.grupo6ti.GenericResource.java

@POST
@Produces("application/json")

@Path("/pagarFactura/{id}")
public String pagarFactura(@PathParam("id") String id) {
    try {//from   w  w  w  . j a  va2s.c  o m
        URL url = new URL("http://localhost:85/pay");

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        InputStream is;
        conn.setRequestProperty("Accept-Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setUseCaches(true);

        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);

        String idJson = "{\n" + "  \"id\": \"" + id + "\"\n" + "}";
        //String idJson2 = "[\"Test\", \"Funcionando Bien\"]";
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        out.write(idJson);
        out.flush();
        out.close();

        if (conn.getResponseCode() >= 400) {
            is = conn.getErrorStream();
        } else {
            is = conn.getInputStream();
        }
        String result2 = "";
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        while ((line = rd.readLine()) != null) {
            result2 += line;
        }
        rd.close();
        return result2;

    } catch (IOException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return ("[\"Test\", \"Funcionando Bien\"]");

}

---

From source file:com.mycompany.grupo6ti.GenericResource.java

@POST //?
@Produces("application/json")
@Path("/despacharProducto/{id}")
public String despacharOc(@PathParam("id") String id)

{

    try {//  ww w  .j  a  v a 2  s.  c om
        URL url = new URL("http://localhost:83/despachar/" + id);

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        InputStream is;
        conn.setRequestProperty("Accept-Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setUseCaches(true);
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);

        String idJson = "{\n" + "  \"id\": \"" + id + "\"\n" + "}";
        //String idJson2 = "[\"Test\", \"Funcionando Bien\"]";
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        out.write(idJson);
        out.flush();
        out.close();

        if (conn.getResponseCode() >= 400) {
            is = conn.getErrorStream();
        } else {
            is = conn.getInputStream();
        }
        String result2 = "";
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        while ((line = rd.readLine()) != null) {
            result2 += line;
        }
        rd.close();
        return result2;

    } catch (IOException e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien1\"]");
    } catch (Exception e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien2\"]");
    }

    //return ("[\"Test\", \"Funcionando Bien\"]");
}

---

From source file:alluxio.client.rest.TestCase.java

/**
 * Runs the test case and returns the {@link HttpURLConnection}.
 *//*from   w w w  .  j  a  va 2 s .  co  m*/
public HttpURLConnection execute() throws Exception {
    HttpURLConnection connection = (HttpURLConnection) createURL().openConnection();
    connection.setRequestMethod(mMethod);
    if (mOptions.getMD5() != null) {
        connection.setRequestProperty("Content-MD5", mOptions.getMD5());
    }
    if (mOptions.getInputStream() != null) {
        connection.setDoOutput(true);
        connection.setRequestProperty("Content-Type", "application/octet-stream");
        ByteStreams.copy(mOptions.getInputStream(), connection.getOutputStream());
    }
    if (mOptions.getBody() != null) {
        connection.setDoOutput(true);
        connection.setRequestProperty("Content-Type", mOptions.getContentType());
        ObjectMapper mapper = new ObjectMapper();
        // make sure that serialization of empty objects does not fail
        mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
        OutputStream os = connection.getOutputStream();
        os.write(mapper.writeValueAsString(mOptions.getBody()).getBytes());
        os.close();
    }

    connection.connect();
    if (Response.Status.Family.familyOf(connection.getResponseCode()) != Response.Status.Family.SUCCESSFUL) {
        InputStream errorStream = connection.getErrorStream();
        if (errorStream != null) {
            Assert.fail("Request failed: " + IOUtils.toString(errorStream));
        }
        Assert.fail("Request failed with status code " + connection.getResponseCode());
    }
    return connection;
}

---

From source file:com.mycompany.grupo6ti.GenericResource.java

@POST
@Produces("application/json")
@Path("/rechazarOc/{id}/{rechazo}")
public String rechazarOc(@PathParam("id") String id, @PathParam("rechazo") String rechazo) {

    try {/*w ww  . j a v a 2s .c o m*/
        URL url = new URL("http://localhost:83/rechazar/" + id);

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        InputStream is;
        conn.setRequestProperty("Accept-Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setUseCaches(true);
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);

        String idJson = "{\n" + "  \"rechazo\": \"" + rechazo + "\"\n" + "}";
        //String idJson2 = "[\"Test\", \"Funcionando Bien\"]";
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        out.write(idJson);
        out.flush();
        out.close();

        if (conn.getResponseCode() >= 400) {
            is = conn.getErrorStream();
        } else {
            is = conn.getInputStream();
        }
        String result2 = "";
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        while ((line = rd.readLine()) != null) {
            result2 += line;
        }
        rd.close();
        return result2;

    } catch (IOException e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien1\"]");
    } catch (Exception e) {
        e.printStackTrace();
        return ("[\"Test\", \"Funcionando Bien2\"]");
    }

    //return ("[\"Test\", \"Funcionando Bien\"]");

}

---

From source file:edu.mda.bioinfo.ids.DownloadFiles.java

private void downloadFromHttpToFile(String theURL, String theParameters, String theFile) throws IOException {
    // both in milliseconds
    //int connectionTimeout = 1000 * 60 * 3;
    //int readTimeout = 1000 * 60 * 3;
    try {//from  w  w w.  j  a  v  a2  s.  co  m
        URL myURL = new URL(theURL);
        HttpURLConnection connection = (HttpURLConnection) myURL.openConnection();
        connection.setDoOutput(true);
        connection.setDoInput(true);
        connection.setInstanceFollowRedirects(false);
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", "text/plain");
        //connection.setRequestProperty("charset", "utf-8");
        if (null != theParameters) {
            System.out.println("Content-Length " + Integer.toString(theParameters.getBytes().length));
            connection.setRequestProperty("Content-Length",
                    "" + Integer.toString(theParameters.getBytes().length));
        }
        connection.setUseCaches(false);
        try (DataOutputStream wr = new DataOutputStream(connection.getOutputStream())) {
            if (null != theParameters) {
                wr.write(theParameters.getBytes());
            }
            wr.flush();
            File myFile = new File(theFile);
            System.out.println("Requesting " + myURL);
            FileUtils.copyInputStreamToFile(connection.getInputStream(), myFile);
            System.out.println("Downloaded " + myURL);
        } catch (IOException rethrownExp) {
            InputStream errorStr = connection.getErrorStream();
            if (null != errorStr) {
                System.err.println("Error stream returned: " + IOUtils.toString(errorStr));
            } else {
                System.err.println("No error stream returned");
            }
            throw rethrownExp;
        }
    } catch (IOException rethrownExp) {
        System.err.println("exception " + rethrownExp.getMessage() + " thrown while downloading " + theURL
                + " to " + theFile);
        throw rethrownExp;
    }
}

---

From source file:com.amazon.alexa.avs.auth.companionservice.CompanionServiceClient.java

JsonObject callService(String path, Map<String, String> parameters) throws IOException {
    HttpURLConnection con = null;
    InputStream response = null;//from  w w  w.j ava2 s.c om
    try {
        String queryString = mapToQueryString(parameters);
        URL obj = new URL(deviceConfig.getCompanionServiceInfo().getServiceUrl(), path + queryString);
        con = (HttpURLConnection) obj.openConnection();

        if (con instanceof HttpsURLConnection) {
            ((HttpsURLConnection) con).setSSLSocketFactory(pinnedSSLSocketFactory);
        }

        con.setRequestProperty("Content-Type", "application/json");
        con.setRequestMethod("GET");

        if ((con.getResponseCode() >= 200) || (con.getResponseCode() < 300)) {
            response = con.getInputStream();
        }

        if (response != null) {
            String responsestring = IOUtils.toString(response);
            JsonReader reader = Json
                    .createReader(new ByteArrayInputStream(responsestring.getBytes(StandardCharsets.UTF_8)));
            IOUtils.closeQuietly(response);
            return reader.readObject();
        }
        return Json.createObjectBuilder().build();
    } catch (IOException e) {
        if (con != null) {
            response = con.getErrorStream();

            if (response != null) {
                String responsestring = IOUtils.toString(response);
                JsonReader reader = Json.createReader(
                        new ByteArrayInputStream(responsestring.getBytes(StandardCharsets.UTF_8)));
                JsonObject error = reader.readObject();

                String errorName = error.getString("error", null);
                String errorMessage = error.getString("message", null);

                if (!StringUtils.isBlank(errorName) && !StringUtils.isBlank(errorMessage)) {
                    throw new RemoteServiceException(errorName + ": " + errorMessage);
                }
            }
        }
        throw e;
    } finally {
        if (response != null) {
            IOUtils.closeQuietly(response);
        }
    }
}

---

From source file:com.example.httpjson.AppEngineClient.java

public static Response getOrPost(Request request) {
    mErrorMessage = null;/*from  w  w w  .  j a  v  a2 s .c  om*/
    HttpURLConnection conn = null;
    Response response = null;
    try {
        conn = (HttpURLConnection) request.uri.openConnection();
        //            if (!mAuthenticator.authenticate(conn)) {
        //                mErrorMessage = str(R.string.aerc_authentication_failed) + ": " + mAuthenticator.errorMessage();
        //            } else 
        {
            if (request.headers != null) {
                for (String header : request.headers.keySet()) {
                    for (String value : request.headers.get(header)) {
                        conn.addRequestProperty(header, value);
                    }
                }
            }
            if (request instanceof POST) {
                byte[] payload = ((POST) request).body;
                String s = new String(payload, "UTF-8");
                conn.setDoOutput(true);
                conn.setDoInput(true);
                conn.setRequestMethod("POST");

                JSONObject jsonobj = getJSONObject(s);

                conn.setRequestProperty("Content-Type", "application/json; charset=utf8");

                // ...

                OutputStream os = conn.getOutputStream();
                os.write(jsonobj.toString().getBytes("UTF-8"));
                os.close();

                //                    conn.setFixedLengthStreamingMode(payload.length);
                //                    conn.getOutputStream().write(payload);
                int status = conn.getResponseCode();
                if (status / 100 != 2)
                    response = new Response(status, new Hashtable<String, List<String>>(),
                            conn.getResponseMessage().getBytes());
            }
            if (response == null) {
                int a = conn.getResponseCode();
                if (a == 401) {
                    response = new Response(a, conn.getHeaderFields(), new byte[] {});
                }
                InputStream a1 = conn.getErrorStream();
                BufferedInputStream in = new BufferedInputStream(conn.getInputStream());

                byte[] body = readStream(in);

                response = new Response(conn.getResponseCode(), conn.getHeaderFields(), body);
                //   List<String> a = conn.getHeaderFields().get("aa");
            }
        }
    } catch (IOException e) {
        e.printStackTrace(System.err);
        mErrorMessage = ((request instanceof POST) ? "POST " : "GET ") + str(R.string.aerc_failed) + ": "
                + e.getLocalizedMessage();
    } finally {
        if (conn != null)
            conn.disconnect();
    }
    return response;
}

---

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