Example usage for org.apache.http.conn HttpHostConnectException printStackTrace

Introduction

In this page you can find the example usage for org.apache.http.conn HttpHostConnectException printStackTrace.

Prototype

public void printStackTrace() 

Source Link

Document

Prints this throwable and its backtrace to the standard error stream.

Usage

From source file:fr.enseirb.odroidx.videomanager.Uploader.java

private final int SendName(String fileName) {
    int port = PORT;
    try {// w  w  w  .j  a va  2  s  .co  m
        client = new DefaultHttpClient();
        String getURL = "http://".concat(server_ip).concat(SERVLET_UPLOAD).concat(fileName);
        HttpGet get = new HttpGet(getURL);
        HttpResponse responseGet = client.execute(get);

        HttpEntity resEntityGet = responseGet.getEntity();
        /*
         * if (resEntityGet != null) { // do something with the response
         * String response = EntityUtils.toString(resEntityGet);
         * Log.i("GET RESPONSE", response); port =
         * Integer.parseInt(response); }
         */
    } catch (HttpHostConnectException e) {
        STATUS = HTTP_SERVER;
        e.printStackTrace();

    } catch (Exception e) {
        STATUS = HTTP_SERVER;
        e.printStackTrace();
    }
    try {
        Thread.sleep(3000);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    return port;
}

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From source file:org.oss.bonita.utils.bonita.RestClient.java

private int executePostRequest(String apiURI, UrlEncodedFormEntity entity) {
    try {/*from w  w w.ja  v a2s.co m*/
        HttpPost postRequest = new HttpPost(bonitaURI + apiURI);

        postRequest.setEntity(entity);

        HttpResponse response = httpClient.execute(postRequest, httpContext);

        return consumeResponse(response, true);

    } catch (HttpHostConnectException e) {
        throw new RuntimeException(
                "Bonita bundle may not have been started, or the URL is invalid. Please verify hostname and port number. URL used is: "
                        + bonitaURI,
                e);
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }

}

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From source file:org.camunda.bpm.ext.sdk.impl.ClientCommandContext.java

public HttpResponse execute(HttpRequestBase req) {
    HttpResponse response = null;//from w  w  w . jav a 2  s  .co  m
    try {
        response = httpClient.execute(req);
    } catch (HttpHostConnectException e) {
        throw new CamundaClientException(
                "Unable to connect to host " + req.getURI().getHost() + ". Full uri=" + req.getURI(), e);
    } catch (Exception e) {
        throw new CamundaClientException("Exception while executing request", e);
    }

    int statusCode = response.getStatusLine().getStatusCode();
    if (statusCode < 200 || statusCode >= 300) {
        HttpEntity entity = response.getEntity();
        String responseStr = "";
        try {
            InputStream content = entity.getContent();
            BufferedReader reader = new BufferedReader(new InputStreamReader(content));
            while (reader.ready()) {
                responseStr += reader.readLine();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        throw new CamundaClientException(
                "Request " + req + " returned error: " + response.getStatusLine() + ": " + responseStr);
    }

    return response;
}

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From source file:org.wildfly.swarm.proc.Monitor.java

/**
 * Main test execution. Spawns an external process
 * @param iteration/*from  w w w . j  ava2 s  .c o  m*/
 * @param file
 * @param httpCheck
 * @param collector
 */
private void runTest(int iteration, File file, String httpCheck, final Collector collector) {

    System.out.println("Testing " + file.getAbsolutePath() + ", iteration " + iteration);
    String id = file.getAbsolutePath();

    String uid = UUID.randomUUID().toString();
    Process process = null;
    int attempts = 0;

    try {
        Path workDir = Files.createDirectories(
                this.workDir.toPath().resolve(Paths.get(file.getName(), "iteration-" + iteration)));
        Path tmp = Files.createDirectory(workDir.resolve("tmp"));

        ProcessBuilder pb = new ProcessBuilder("java", "-Duid=" + uid,
                "-Djava.io.tmpdir=" + tmp.toAbsolutePath().toString(), "-jar", file.getAbsolutePath())
                        .redirectOutput(workDir.resolve("stdout.txt").toFile())
                        .redirectError(workDir.resolve("stderr.txt").toFile());

        final long s0 = System.currentTimeMillis();
        process = pb.start();

        final CloseableHttpClient httpClient = HttpClients.createDefault();

        while (true) {
            if (attempts >= NUM_CONNECTION_ATTEMPTS) {
                System.out.println("Max attempts reached, escaping sequence");
                break;
            }

            CloseableHttpResponse response = null;
            try {
                HttpGet request = new HttpGet(httpCheck);
                response = httpClient.execute(request);
                int statusCode = response.getStatusLine().getStatusCode();

                if (statusCode == 200) {
                    collector.onMeasurement(id, Measure.STARTUP_TIME,
                            (double) (System.currentTimeMillis() - s0));
                    warmup(httpClient, httpCheck);
                    measureMemory(id, uid, collector);
                    measureJarSize(id, file, collector);
                    measureTmpDirSize(id, tmp, collector);
                    break;
                } else if (statusCode == 404) {
                    // this can happen during server boot, when the HTTP endpoint is already exposed
                    // but the application is not yet deployed
                } else {
                    System.err.println("Failed to execute HTTP check: " + statusCode);
                    break;
                }
            } catch (HttpHostConnectException e) {
                // server not running yet
            } finally {
                if (response != null) {
                    response.close();
                }
            }

            attempts++;
            Thread.sleep(MS_BETWEEN_ATTEMPTS);
        }

        httpClient.close();

        final long s1 = System.currentTimeMillis();
        process.destroy();
        boolean finished = process.waitFor(2, TimeUnit.SECONDS);
        if (finished) {
            collector.onMeasurement(id, Measure.SHUTDOWN_TIME, (double) (System.currentTimeMillis() - s1));
        }
    } catch (Throwable t) {
        t.printStackTrace();
    } finally {
        if (process != null && process.isAlive()) {
            process.destroyForcibly();
            try {
                process.waitFor(2, TimeUnit.SECONDS);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }

}

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From source file:rinor.Rest_com.java

@SuppressWarnings("null")
public static JSONObject connect(String url, String login, String password) {

    tracerengine Tracer = null;/* w ww .  ja v a  2 s. co m*/
    JSONObject json = null;
    try {
        DefaultHttpClient httpclient = new DefaultHttpClient();
        httpclient.getCredentialsProvider().setCredentials(new AuthScope(null, -1),
                new UsernamePasswordCredentials(login + ":" + password));
        // TODO Set timeout
        // this doesn't work
        //httpclient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 10000);
        HttpGet httpget = new HttpGet(url);
        HttpResponse response;
        String result = null;
        response = httpclient.execute(httpget);
        if (response.getStatusLine().getStatusCode() == 200) {
            HttpEntity entity = response.getEntity();
            if (entity != null) {
                InputStream instream = entity.getContent();
                result = convertStreamToString(instream);
                json = new JSONObject(result);
                instream.close();
            }
        } else {
            Tracer.d(mytag, "Resource not available>");
        }

    } catch (HttpHostConnectException e) {
        //e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (JSONException e) {
        e.printStackTrace();
    }
    return json;
}

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