Example usage for java.nio.file Files readAllLines

List of usage examples for java.nio.file Files readAllLines

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Introduction

In this page you can find the example usage for java.nio.file Files readAllLines.

Prototype

public static List<String> readAllLines(Path path, Charset cs) throws IOException

Source Link

Document

Read all lines from a file.

Usage

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

public void addLineids(Path path, String output) {
    StringBuilder builder = new StringBuilder();

    try {//  w ww .  j a va 2 s.  c  o m
        List<String> lines = Files.readAllLines(path, StandardCharsets.UTF_8);
        int i = 1;
        for (String l : lines) {
            builder.append(l + "\t" + i++);
            builder.append(System.lineSeparator());
        }
    } catch (IOException e) {

    }

    FileHelper.writeFile(builder.toString(), output, false);
}

From source file:org.apache.htrace.impl.TestDroppedSpans.java

/**
 * Test that we write to the dropped spans log when htraced is unreachable.
 */// www . ja  v a  2 s.com
@Test(timeout = 60000)
public void testSpansDroppedBecauseOfUnreachableHTraced() throws Exception {
    final String logPath = new File(tempDir.toFile(), "testSpansDroppedBecauseOfUnreachableHTraced")
            .getAbsolutePath();
    // Open a local socket.  We know that nobody is listening on this socket, so
    // all attempts to send to it will fail.
    final ServerSocket serverSocket = new ServerSocket(0);
    HTracedSpanReceiver rcvr = null;
    try {
        HTraceConfiguration conf = HTraceConfiguration.fromMap(new HashMap<String, String>() {
            {
                put(Conf.ADDRESS_KEY, "127.0.0.1:" + serverSocket.getLocalPort());
                put(TracerId.TRACER_ID_KEY, "testSpansDroppedBecauseOfUnreachableHTraced");
                put(Conf.DROPPED_SPANS_LOG_PATH_KEY, logPath);
                put(Conf.DROPPED_SPANS_LOG_MAX_SIZE_KEY, "78");
                put(Conf.CONNECT_TIMEOUT_MS_KEY, "1");
                put(Conf.IO_TIMEOUT_MS_KEY, "1");
                put(Conf.FLUSH_RETRY_DELAYS_KEY, "1,1");
            }
        });
        rcvr = new HTracedSpanReceiver(conf);
        rcvr.receiveSpan(new MilliSpan.Builder().begin(123).end(456).description("FooBar").build());
        HTracedSpanReceiver tmpRcvr = rcvr;
        rcvr = null;
        tmpRcvr.close();
        List<String> lines = Files.readAllLines(Paths.get(logPath), StandardCharsets.UTF_8);
        Assert.assertTrue(lines.size() >= 1);
        Assert.assertTrue(lines.get(0).contains("Failed to flush "));
    } finally {
        serverSocket.close();
        if (rcvr != null) {
            rcvr.close();
        }
    }
}

From source file:nu.mine.kino.assertionutils.TextAssertionLogic.java

private List<String> readText(Path path, Charset enc) {
    List<String> lines = null;
    try {//from  w w w . j  a v  a2  s .  c o  m
        lines = Files.readAllLines(path, enc);
    } catch (IOException e) {
        slogger.error("??????: {},({})", path, e.getMessage());
        slogger.error("", e);
        String message = "java.nio.charset.MalformedInputException: Input length = xx? \n???????"
                + "????????????????????"
                + "?????";
        slogger.error(message);
        fail(e.getMessage());
    }
    return lines;
}

From source file:io.mindmaps.graql.GraqlShell.java

private static String loadQuery(String filePath) throws IOException {
    List<String> lines = Files.readAllLines(Paths.get(filePath), StandardCharsets.UTF_8);
    return lines.stream().collect(Collectors.joining("\n"));
}

From source file:eu.freme.broker.integration_tests.EServiceTest.java

public static String readFile(String file) throws IOException {
    StringBuilder bldr = new StringBuilder();
    for (String line : Files.readAllLines(Paths.get(file), StandardCharsets.UTF_8)) {
        bldr.append(line).append('\n');
    }//from w  w w .j a va  2s .  c o  m
    return bldr.toString();
}

From source file:io.takari.maven.testing.executor.ForkedLauncher.java

@Override
public String getMavenVersion() throws IOException, LauncherException {
    // TODO cleanup, there is no need to write log file, for example

    File logFile;//from ww w  .  j a va  2s . c  o  m
    try {
        logFile = File.createTempFile("maven", "log");
    } catch (IOException e) {
        throw new LauncherException("Error creating temp file", e);
    }

    // disable EMMA runtime controller port allocation, should be harmless if EMMA is not used
    Map<String, String> envVars = Collections.singletonMap("MAVEN_OPTS", "-Demma.rt.control=false");
    run(new String[] { "--version" }, envVars, new File(""), new File(""), logFile);

    List<String> logLines = Files.readAllLines(logFile.toPath(), Charset.defaultCharset());
    // noinspection ResultOfMethodCallIgnored
    logFile.delete();

    String version = extractMavenVersion(logLines);

    if (version == null) {
        throw new LauncherException("Illegal Maven output: String 'Maven' not found in the following output:\n"
                + join(logLines, "\n"));
    } else {
        return version;
    }
}

From source file:com.kakao.hbase.manager.command.ExportKeysTest.java

@Test
public void testRegexAll() throws Exception {
    if (miniCluster) {
        String outputFile = "exportkeys_test.keys";

        try {/*from  w  ww.  j  a v  a2 s  .c  o  m*/
            String splitPoint = "splitpoint";
            splitTable(splitPoint.getBytes());
            String tableName2 = createAdditionalTable(tableName + "2");
            splitTable(tableName2, splitPoint.getBytes());

            String[] argsParam = { "zookeeper", ".*", outputFile };
            Args args = new ManagerArgs(argsParam);
            assertEquals("zookeeper", args.getZookeeperQuorum());
            ExportKeys command = new ExportKeys(admin, args);

            waitForSplitting(2);
            waitForSplitting(tableName2, 2);
            command.run();

            List<Triple<String, String, String>> results = new ArrayList<>();
            for (String keys : Files.readAllLines(Paths.get(outputFile), Constant.CHARSET)) {

                String[] split = keys.split(ExportKeys.DELIMITER);
                results.add(new ImmutableTriple<>(split[0], split[1], split[2]));
            }
            assertEquals(4, results.size());
        } finally {
            Files.delete(Paths.get(outputFile));
        }
    }
}

From source file:org.duracloud.snapshot.service.impl.SpaceItemWriterTest.java

/**
 * @param string// w  w w . ja  v a 2 s  .c  o  m
 * @return
 * @throws IOException 
 */
private List<String> getLines(String filename) throws IOException {
    List<String> lines = Files.readAllLines(ContentDirUtils.getPath(contentDir, filename),
            StandardCharsets.UTF_8);
    Collections.sort(lines, new Comparator<String>() {
        /* (non-Javadoc)
         * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
         */
        @Override
        public int compare(String o1, String o2) {
            String path1 = getPath(o1);
            String path2 = getPath(o2);

            return path1.compareTo(path2);
        }

        private String getPath(String string) {
            int index = string.indexOf(" ");
            return string.substring(index + 1);
        }
    });
    return lines;
}

From source file:org.jboss.as.test.integration.logging.formatters.JsonFormatterTestCase.java

@Test
public void testNoExceptions() throws Exception {
    configure(Collections.emptyMap(), Collections.emptyMap(), false);
    final String msg = "Logging test: JsonFormatterTestCase.testNoExceptions";
    int statusCode = getResponse(msg,
            Collections.singletonMap(LoggingServiceActivator.LOG_EXCEPTION_KEY, "false"));
    Assert.assertTrue("Invalid response statusCode: " + statusCode, statusCode == HttpStatus.SC_OK);

    final List<String> expectedKeys = createDefaultKeys();

    for (String s : Files.readAllLines(logFile, StandardCharsets.UTF_8)) {
        if (s.trim().isEmpty())
            continue;
        try (JsonReader reader = Json.createReader(new StringReader(s))) {
            final JsonObject json = reader.readObject();

            validateDefault(json, expectedKeys, msg);
            validateStackTrace(json, false, false);
        }/*from   w ww  . j  a  v a2 s .  c om*/
    }
}

From source file:org.uma.jmetal.util.experiment.component.ComputeQualityIndicators.java

public void findBestIndicatorFronts(Experiment<?, Result> experiment) throws IOException {
    for (GenericIndicator<?> indicator : experiment.getIndicatorList()) {
        for (TaggedAlgorithm<Result> algorithm : experiment.getAlgorithmList()) {
            String algorithmDirectory;
            algorithmDirectory = experiment.getExperimentBaseDirectory() + "/data/" + algorithm.getTag();

            for (Problem<?> problem : experiment.getProblemList()) {
                String indicatorFileName = algorithmDirectory + "/" + problem.getName() + "/"
                        + indicator.getName();
                Path indicatorFile = Paths.get(indicatorFileName);
                if (indicatorFile == null) {
                    throw new JMetalException("Indicator file " + indicator.getName() + " doesn't exist");
                }/*from www.  j  a  va 2s.c  o  m*/

                List<String> fileArray;
                fileArray = Files.readAllLines(indicatorFile, StandardCharsets.UTF_8);

                List<Pair<Double, Integer>> list = new ArrayList<>();

                for (int i = 0; i < fileArray.size(); i++) {
                    Pair<Double, Integer> pair = new ImmutablePair<>(Double.parseDouble(fileArray.get(i)), i);
                    list.add(pair);
                }

                Collections.sort(list, new Comparator<Pair<Double, Integer>>() {
                    @Override
                    public int compare(Pair<Double, Integer> pair1, Pair<Double, Integer> pair2) {
                        if (Math.abs(pair1.getLeft()) > Math.abs(pair2.getLeft())) {
                            return 1;
                        } else if (Math.abs(pair1.getLeft()) < Math.abs(pair2.getLeft())) {
                            return -1;
                        } else {
                            return 0;
                        }
                    }
                });
                String bestFunFileName;
                String bestVarFileName;
                String medianFunFileName;
                String medianVarFileName;

                String outputDirectory = algorithmDirectory + "/" + problem.getName();

                bestFunFileName = outputDirectory + "/BEST_" + indicator.getName() + "_FUN.tsv";
                bestVarFileName = outputDirectory + "/BEST_" + indicator.getName() + "_VAR.tsv";
                medianFunFileName = outputDirectory + "/MEDIAN_" + indicator.getName() + "_FUN.tsv";
                medianVarFileName = outputDirectory + "/MEDIAN_" + indicator.getName() + "_VAR.tsv";
                if (indicator.isTheLowerTheIndicatorValueTheBetter()) {
                    String bestFunFile = outputDirectory + "/" + experiment.getOutputParetoFrontFileName()
                            + list.get(0).getRight() + ".tsv";
                    String bestVarFile = outputDirectory + "/" + experiment.getOutputParetoSetFileName()
                            + list.get(0).getRight() + ".tsv";

                    Files.copy(Paths.get(bestFunFile), Paths.get(bestFunFileName), REPLACE_EXISTING);
                    Files.copy(Paths.get(bestVarFile), Paths.get(bestVarFileName), REPLACE_EXISTING);
                } else {
                    String bestFunFile = outputDirectory + "/" + experiment.getOutputParetoFrontFileName()
                            + list.get(list.size() - 1).getRight() + ".tsv";
                    String bestVarFile = outputDirectory + "/" + experiment.getOutputParetoSetFileName()
                            + list.get(list.size() - 1).getRight() + ".tsv";

                    Files.copy(Paths.get(bestFunFile), Paths.get(bestFunFileName), REPLACE_EXISTING);
                    Files.copy(Paths.get(bestVarFile), Paths.get(bestVarFileName), REPLACE_EXISTING);
                }

                int medianIndex = list.size() / 2;
                String medianFunFile = outputDirectory + "/" + experiment.getOutputParetoFrontFileName()
                        + list.get(medianIndex).getRight() + ".tsv";
                String medianVarFile = outputDirectory + "/" + experiment.getOutputParetoSetFileName()
                        + list.get(medianIndex).getRight() + ".tsv";

                Files.copy(Paths.get(medianFunFile), Paths.get(medianFunFileName), REPLACE_EXISTING);
                Files.copy(Paths.get(medianVarFile), Paths.get(medianVarFileName), REPLACE_EXISTING);
            }
        }
    }
}