Example usage for java.lang System lineSeparator

Introduction

In this page you can find the example usage for java.lang System lineSeparator.

Prototype

String lineSeparator

To view the source code for java.lang System lineSeparator.

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Usage

From source file:org.apache.cassandra.db.lifecycle.LogFile.java

public String toString(boolean showContents) {
    StringBuilder str = new StringBuilder();
    str.append('[');
    str.append(getFileName());/*w w w  .  ja  v  a2 s  .  c o  m*/
    str.append(" in ");
    str.append(replicas.getDirectories());
    str.append(']');
    if (showContents) {
        str.append(System.lineSeparator());
        str.append("Files and contents follow:");
        str.append(System.lineSeparator());
        replicas.printContentsWithAnyErrors(str);
    }
    return str.toString();
}

---

From source file:org.apache.zeppelin.submarine.hadoop.YarnClient.java

public List<Map<String, Object>> getAppAttempts(String appId) {
    List<Map<String, Object>> appAttempts = new ArrayList<>();
    String appUrl = this.yarnWebHttpAddr + "/ws/v1/cluster/apps/" + appId + "/appattempts?_="
            + System.currentTimeMillis();

    InputStream inputStream = null;
    try {//from   www.jav  a  2  s  . c  o  m
        HttpResponse response = callRestUrl(appUrl, principal, HTTP.GET);
        inputStream = response.getEntity().getContent();
        String result = new BufferedReader(new InputStreamReader(inputStream)).lines()
                .collect(Collectors.joining(System.lineSeparator()));
        if (response.getStatusLine().getStatusCode() != 200 /*success*/) {
            LOGGER.warn("Status code " + response.getStatusLine().getStatusCode());
            LOGGER.warn("message is :" + Arrays.deepToString(response.getAllHeaders()));
            LOGGER.warn("result\n" + result);
        }

        // parse app status json
        appAttempts = parseAppAttempts(result);
    } catch (Exception exp) {
        exp.printStackTrace();
    } finally {
        try {
            if (null != inputStream) {
                inputStream.close();
            }
        } catch (Exception e) {
            LOGGER.error(e.getMessage(), e);
        }
    }

    return appAttempts;
}

---

From source file:kmi.taa.core.PredicateObjectRetriever.java

public String csvClean(String origin) {
    if (origin.equals(""))
        return "";
    StringBuilder builder = new StringBuilder();
    String[] str = origin.split(System.getProperty("line.separator"));
    String[] line = new String[2];
    int i = 0;/*  w w w. ja v a 2  s  .  c o m*/

    while (i < str.length) {
        line = str[i].split(",");
        try {
            // if this line is a remaining part of the previous line because of
            // a new line symbol, it will be added to the end of the previous line
            // without line break
            if (line.length == 1) {
                builder.deleteCharAt(builder.length() - 1);
                if (line[0].charAt(0) == '"' && line[0].charAt(line[0].length() - 1) == '"') {
                    builder.append(line[0].substring(1, line[0].length() - 1));
                } else if (line[0].charAt(0) == '"' && line[0].charAt(line[0].length() - 1) != '"') {
                    builder.append(line[0].substring(1, line[0].length()));
                } else if (line[0].charAt(line[0].length() - 1) == '"' && line[0].charAt(0) != '"') {
                    builder.append(line[0].substring(0, line[0].length() - 1));
                } else {
                    builder.append(line[0]);
                }
            } else {
                if (line[0].charAt(0) != '"' && line[0].charAt(line[0].length() - 1) != '"') {
                    builder.deleteCharAt(builder.length() - 1);
                    builder.append(str[i].substring(0, str[i].length() - 1));
                } else if (line[1].charAt(0) == '"' && line[1].charAt(line[1].length() - 1) == '"') {
                    builder.append(line[0].substring(1, line[0].length() - 1) + "\t"
                            + line[1].substring(1, line[1].length() - 1));
                } else if (line[1].charAt(0) == '"' && line[1].charAt(line[1].length() - 1) != '"') {
                    builder.append(line[0].substring(1, line[0].length() - 1) + "\t"
                            + line[1].substring(1, line[1].length()));
                } else if (line[1].charAt(line[1].length() - 1) == '"' && line[1].charAt(0) != '"') {
                    builder.append(line[0].substring(1, line[0].length() - 1) + "\t"
                            + line[1].substring(0, line[1].length() - 1));
                } else {
                    builder.append(line[0].substring(1, line[0].length() - 1) + "\t" + line[1]);
                }

            }
            builder.append(System.lineSeparator());

        } catch (Exception e) {

        }

        i++;
    }

    return builder.toString();
}

---

From source file:com.pearson.eidetic.driver.threads.MonitorSnapshotVolumeTime.java

private HashMap<Date, ArrayList<Volume>> extractRunAt(ArrayList<Volume> volumes) {
    JSONParser parser = new JSONParser();
    HashMap<Date, ArrayList<Volume>> returnHash = new HashMap();
    for (Volume volume : volumes) {
        for (Tag tag : volume.getTags()) {
            String tagValue = null;
            if (tag.getKey().equalsIgnoreCase("Eidetic")) {
                tagValue = tag.getValue();
            }//from   w  ww  . ja va 2  s .co  m
            if (tagValue == null) {
                continue;
            }
            JSONObject eideticParameters;
            try {
                Object obj = parser.parse(tagValue);
                eideticParameters = (JSONObject) obj;
            } catch (Exception e) {
                logger.error("awsAccountNickname=\"" + awsAccount_.getUniqueAwsAccountIdentifier()
                        + "\",Event=Error, Error=\"Malformed Eidetic Tag\", Volume_id=\"" + volume.getVolumeId()
                        + "\", stacktrace=\"" + e.toString() + System.lineSeparator()
                        + StackTrace.getStringFromStackTrace(e) + "\"");
                continue;
            }
            JSONObject createSnapshot;
            try {
                createSnapshot = (JSONObject) eideticParameters.get("CreateSnapshot");
            } catch (Exception e) {
                logger.error("awsAccountNickname=\"" + awsAccount_.getUniqueAwsAccountIdentifier()
                        + "\",Event=Error, Error=\"Malformed Eidetic Tag\", Volume_id=\"" + volume.getVolumeId()
                        + "\", stacktrace=\"" + e.toString() + System.lineSeparator()
                        + StackTrace.getStringFromStackTrace(e) + "\"");
                continue;
            }
            String runAt = null;
            if (createSnapshot.containsKey("RunAt")) {
                runAt = createSnapshot.get("RunAt").toString();
            }

            Date date = null;
            try {
                date = dayFormat_.parse(runAt);
            } catch (ParseException e) {
                logger.error("awsAccountNickname=\"" + awsAccount_.getUniqueAwsAccountIdentifier()
                        + "\",Event=Error, Error=\"Malformed Eidetic Tag\", Volume_id=\"" + volume.getVolumeId()
                        + "\", stacktrace=\"" + e.toString() + System.lineSeparator()
                        + StackTrace.getStringFromStackTrace(e) + "\"");
            }
            if (date == null) {
                continue;
            }

            if (returnHash.keySet().contains(date)) {
                returnHash.get(date).add(volume);
            } else {
                ArrayList<Volume> newArrayList = new ArrayList();
                newArrayList.add(volume);
                returnHash.put(date, newArrayList);
            }
            break;
        }
    }
    return returnHash;
}

---

From source file:com.pearson.eidetic.driver.threads.subthreads.SnapshotVolumeNoTime.java

public boolean snapshotCreation(AmazonEC2Client ec2Client, Volume vol, String period, Date date) {
    if ((date == null) || (ec2Client == null) || (vol == null) || (period == null)) {
        return false;
    }//from  w  ww .j  av a2  s . c o m

    try {

        if ("day".equalsIgnoreCase(period)) {
        } else if ("hour".equalsIgnoreCase(period)) {
        } else if ("week".equalsIgnoreCase(period)) {
        } else if ("month".equalsIgnoreCase(period)) {
        } else {
            logger.error("awsAccountNickname=\"" + uniqueAwsAccountIdentifier_
                    + "\",Event=Error, Error=\"Malformed Eidetic Tag\", Volume_id=\"" + vol.getVolumeId()
                    + "\"");
            return false;
        }

        Collection<Tag> tags_volume = getResourceTags(vol);

        String volumeAttachmentInstance = "none";
        try {
            volumeAttachmentInstance = vol.getAttachments().get(0).getInstanceId();
        } catch (Exception e) {
            logger.debug("awsAccountNickname=\"" + uniqueAwsAccountIdentifier_
                    + "\",Volume not attached to instance: " + vol.getVolumeId());
        }

        String description = period + "_snapshot " + vol.getVolumeId() + " by Eidetic at " + date.toString()
                + ". Volume attached to " + volumeAttachmentInstance;

        Snapshot current_snap;
        try {
            current_snap = createSnapshotOfVolume(ec2Client, vol, description, numRetries_,
                    maxApiRequestsPerSecond_, uniqueAwsAccountIdentifier_);
        } catch (Exception e) {
            logger.info("awsAccountNickname=\"" + uniqueAwsAccountIdentifier_
                    + "\",Event=\"Error\", Error=\"error creating snapshot from volume\", Volume_id=\""
                    + vol.getVolumeId() + "\", stacktrace=\"" + e.toString() + System.lineSeparator()
                    + StackTrace.getStringFromStackTrace(e) + "\"");
            return false;
        }

        try {
            setResourceTags(ec2Client, current_snap, tags_volume, numRetries_, maxApiRequestsPerSecond_,
                    uniqueAwsAccountIdentifier_);
        } catch (Exception e) {
            logger.error("awsAccountNickname=\"" + uniqueAwsAccountIdentifier_
                    + "\",Event\"Error\", Error=\"error adding tags to snapshot\", Snapshot_id=\""
                    + current_snap.getVolumeId() + "\", stacktrace=\"" + e.toString() + System.lineSeparator()
                    + StackTrace.getStringFromStackTrace(e) + "\"");
            return false;
        }

    } catch (Exception e) {
        logger.error("awsAccountNickname=\"" + uniqueAwsAccountIdentifier_
                + "\",Event=\"Error, Error=\"error in snapshotCreation\", stacktrace=\"" + e.toString()
                + System.lineSeparator() + StackTrace.getStringFromStackTrace(e) + "\"");
        return false;
    }

    return true;
}

---

From source file:com.netflix.genie.web.jobs.workflow.impl.InitialSetupTask.java

@VisibleForTesting
void createJobEnvironmentVariables(final Writer writer, final String jobId, final String jobName,
        final int memory, final Set<String> tags, final String grouping, final String groupingInstance)
        throws IOException {
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_ID_ENV_VAR + JobConstants.EQUALS_SYMBOL
            + JobConstants.DOUBLE_QUOTE_SYMBOL + jobId + JobConstants.DOUBLE_QUOTE_SYMBOL + LINE_SEPARATOR);

    // Append new line
    writer.write(System.lineSeparator());

    // create environment variable for the job name
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_NAME_ENV_VAR + JobConstants.EQUALS_SYMBOL
            + JobConstants.DOUBLE_QUOTE_SYMBOL + jobName + JobConstants.DOUBLE_QUOTE_SYMBOL + LINE_SEPARATOR);

    // Append new line
    writer.write(LINE_SEPARATOR);// w w  w  .j ava 2s  .c  o  m

    // create environment variable for the job name
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_MEMORY_ENV_VAR + JobConstants.EQUALS_SYMBOL
            + memory + LINE_SEPARATOR);

    // Append new line
    writer.write(LINE_SEPARATOR);

    // create environment variable for the job name
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_TAGS_ENV_VAR + JobConstants.EQUALS_SYMBOL
            + JobConstants.DOUBLE_QUOTE_SYMBOL + this.tagsToString(tags) + JobConstants.DOUBLE_QUOTE_SYMBOL
            + LINE_SEPARATOR);

    // Append new line
    writer.write(LINE_SEPARATOR);

    // create environment variable for the job tags
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_GROUPING_ENV_VAR + JobConstants.EQUALS_SYMBOL
            + JobConstants.DOUBLE_QUOTE_SYMBOL + grouping + JobConstants.DOUBLE_QUOTE_SYMBOL + LINE_SEPARATOR);

    // Append new line
    writer.write(LINE_SEPARATOR);

    // create environment variable for the job tags
    writer.write(JobConstants.EXPORT + JobConstants.GENIE_JOB_GROUPING_INSTANCE_ENV_VAR
            + JobConstants.EQUALS_SYMBOL + JobConstants.DOUBLE_QUOTE_SYMBOL + groupingInstance
            + JobConstants.DOUBLE_QUOTE_SYMBOL + LINE_SEPARATOR);

    // Append new line
    writer.write(LINE_SEPARATOR);
}

---

From source file:tds.student.web.handlers.TestShellHandler.java

private void LogClientLatencies(TestOpportunity testOpp, List<ClientLatency> clientLatencies,
        HttpServletRequest request) {/*from  www .  ja  v a 2 s. co m*/
    StringBuilder errorBuilder = new StringBuilder();

    // look for errors
    for (ClientLatency clientLatency : clientLatencies) {
        List<String> latencyErrors = clientLatency.getErrors();

        // log any latency validation errors
        if (latencyErrors != null && latencyErrors.size() > 0) {
            errorBuilder.append("PAGE ").append(clientLatency.getItemPage()).append(" ERRORS:");

            for (String error : latencyErrors) {
                errorBuilder.append("* ");
                errorBuilder.append(error);
                errorBuilder.append(System.lineSeparator());
            }
            errorBuilder.append(System.lineSeparator());
        }
    }

    // write latency to DB
    try {
        _oppRepository.recordClientLatencies(testOpp.getOppInstance(), clientLatencies);
    } catch (Exception ex) {
        // log any exceptions
        errorBuilder.append("EXCEPTION: ").append(ex);
        errorBuilder.append(System.lineSeparator());
        errorBuilder.append(System.lineSeparator());
    }

    // write error to DB
    if (errorBuilder.length() > 0) {
        String message = String.format("Client latency exception/errors have occured: %s",
                errorBuilder.toString());
        _tdsLogger.applicationError(message, "LogClientLatencies", request, null);
    }
}

---

From source file:com.hybridbpm.core.util.HybridbpmCoreUtil.java

public static String updateFormCode(FormModel formModel, String code, String methodName, String start,
        String end) {/*  w  w  w  . ja  v a 2 s  . c  o  m*/
    try {
        StringBuilder parametersBuilder = new StringBuilder();
        Method method = FieldModelUtil.class.getMethod(methodName, FieldModel.class, String.class);
        for (FieldModel field : formModel.getParameters()) {
            String line = (String) method.invoke(null, field, null);
            if (!line.isEmpty()) {
                parametersBuilder.append(line).append(System.lineSeparator());
            }
        }
        return replaceGeneratedCode(code, parametersBuilder.toString(), start, end);
    } catch (Exception ex) {
        logger.log(Level.SEVERE, ex.getMessage(), ex);
        return code;
    }
}

---

From source file:de.tuttas.restful.VertretungsManager.java

private String loadTemplate() {
    String pathTemplate = Config.class.getProtectionDomain().getCodeSource().getLocation().getPath();
    pathTemplate = pathTemplate.substring(0, pathTemplate.indexOf("Config.class"));
    pathTemplate = pathTemplate + File.separator + "templateVertretung.txt";
    Log.d("Path=" + pathTemplate);
    BufferedReader br;/*from w ww. j a  v  a2 s.com*/
    StringBuilder sb = new StringBuilder();
    try {
        br = new BufferedReader(new InputStreamReader(new FileInputStream(pathTemplate), "UTF8"));

        String line = br.readLine();
        while (line != null) {
            sb.append(line);
            sb.append(System.lineSeparator());
            line = br.readLine();
        }
        Log.d("Habe gelesen:" + sb);
    } catch (FileNotFoundException ex) {
        Logger.getLogger(UmfagenManager.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(UmfagenManager.class.getName()).log(Level.SEVERE, null, ex);
    }
    return sb.toString();
}

---

From source file:org.apache.hadoop.tools.TestHadoopArchiveLogs.java

private void _testGenerateScript(boolean proxy) throws Exception {
    Configuration conf = new Configuration();
    HadoopArchiveLogs hal = new HadoopArchiveLogs(conf);
    ApplicationId app1 = ApplicationId.newInstance(CLUSTER_TIMESTAMP, 1);
    ApplicationId app2 = ApplicationId.newInstance(CLUSTER_TIMESTAMP, 2);
    hal.eligibleApplications.add(new HadoopArchiveLogs.AppInfo(app1.toString(), USER));
    hal.eligibleApplications.add(new HadoopArchiveLogs.AppInfo(app2.toString(), USER));
    hal.proxy = proxy;//from  w ww  . ja v  a 2 s  . c o m

    File localScript = new File("target", "script.sh");
    Path workingDir = new Path("/tmp", "working");
    Path remoteRootLogDir = new Path("/tmp", "logs");
    String suffix = "logs";
    localScript.delete();
    Assert.assertFalse(localScript.exists());
    hal.generateScript(localScript, workingDir, remoteRootLogDir, suffix);
    Assert.assertTrue(localScript.exists());
    String script = IOUtils.toString(localScript.toURI());
    String[] lines = script.split(System.lineSeparator());
    Assert.assertEquals(16, lines.length);
    Assert.assertEquals("#!/bin/bash", lines[0]);
    Assert.assertEquals("set -e", lines[1]);
    Assert.assertEquals("set -x", lines[2]);
    Assert.assertEquals("if [ \"$YARN_SHELL_ID\" == \"1\" ]; then", lines[3]);
    if (lines[4].contains(app1.toString())) {
        Assert.assertEquals("\tappId=\"" + app1.toString() + "\"", lines[4]);
        Assert.assertEquals("\tappId=\"" + app2.toString() + "\"", lines[7]);
    } else {
        Assert.assertEquals("\tappId=\"" + app2.toString() + "\"", lines[4]);
        Assert.assertEquals("\tappId=\"" + app1.toString() + "\"", lines[7]);
    }
    Assert.assertEquals("\tuser=\"" + USER + "\"", lines[5]);
    Assert.assertEquals("elif [ \"$YARN_SHELL_ID\" == \"2\" ]; then", lines[6]);
    Assert.assertEquals("\tuser=\"" + USER + "\"", lines[8]);
    Assert.assertEquals("else", lines[9]);
    Assert.assertEquals("\techo \"Unknown Mapping!\"", lines[10]);
    Assert.assertEquals("\texit 1", lines[11]);
    Assert.assertEquals("fi", lines[12]);
    Assert.assertEquals("export HADOOP_CLIENT_OPTS=\"-Xmx1024m\"", lines[13]);
    Assert.assertTrue(lines[14].startsWith("export HADOOP_CLASSPATH="));
    if (proxy) {
        Assert.assertEquals("\"$HADOOP_PREFIX\"/bin/hadoop org.apache.hadoop.tools."
                + "HadoopArchiveLogsRunner -appId \"$appId\" -user \"$user\" " + "-workingDir "
                + workingDir.toString() + " -remoteRootLogDir " + remoteRootLogDir.toString() + " -suffix "
                + suffix, lines[15]);
    } else {
        Assert.assertEquals("\"$HADOOP_PREFIX\"/bin/hadoop org.apache.hadoop.tools."
                + "HadoopArchiveLogsRunner -appId \"$appId\" -user \"$user\" " + "-workingDir "
                + workingDir.toString() + " -remoteRootLogDir " + remoteRootLogDir.toString() + " -suffix "
                + suffix + " -noProxy", lines[15]);
    }
}

---

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