Example usage for java.io IOException IOException

Introduction

In this page you can find the example usage for java.io IOException IOException.

Prototype

public IOException(Throwable cause) 

Source Link

Document

Constructs an IOException with the specified cause and a detail message of (cause==null ?

Usage

From source file:org.bobarctor.Rm3Wifi.utils.EasySSLSocketFactory.java

private static SSLContext createEasySSLContext() throws IOException {
    try {//from   w  w  w .  j av a2s.  com
        SSLContext context = SSLContext.getInstance("TLS");
        context.init(null, new TrustManager[] { new EasyX509TrustManager(null) }, null);

        return context;
    } catch (Exception e) {
        throw new IOException(e.getMessage());
    }
}

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From source file:com.marklogic.client.example.handle.JacksonHandleExample.java

public static void run(ExampleProperties props) throws IOException {
    System.out.println("example: " + JacksonHandleExample.class.getName());

    String filename = "flipper.json";

    // create the client
    DatabaseClient client = DatabaseClientFactory.newClient(props.host, props.port, props.writerUser,
            props.writerPassword, props.authType);

    // create a manager for JSON documents
    JSONDocumentManager docMgr = client.newJSONDocumentManager();

    // read the example file
    InputStream docStream = Util.openStream("data" + File.separator + filename);
    if (docStream == null)
        throw new IOException("Could not read document example");

    // create an identifier for the document
    String docId = "/example/" + filename;

    // create a handle for the document
    JacksonHandle writeHandle = new JacksonHandle();

    // parse the example file into a Jackson JSON structure
    JsonNode writeDocument = writeHandle.getMapper().readValue(new InputStreamReader(docStream, "UTF-8"),
            JsonNode.class);
    writeHandle.set(writeDocument);/*from  w  w  w .j  a  v  a2s  .  c  o  m*/

    // write the document
    docMgr.write(docId, writeHandle);

    // create a handle to receive the document content
    JacksonHandle readHandle = new JacksonHandle();

    // read the document content
    docMgr.read(docId, readHandle);

    // access the document content
    JsonNode readDocument = readHandle.get();
    String aRootField = null;
    Iterator<String> iterator = readDocument.fieldNames();
    while (iterator.hasNext()) {
        aRootField = iterator.next();
    }
    // delete the document
    docMgr.delete(docId);

    System.out.println("Wrote and read /example/" + filename + " content with a root field name of "
            + aRootField + " using Jackson");

    // release the client
    client.release();
}

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From source file:ca.uvic.cs.tagsea.wizards.TagNetworkSender.java

public static synchronized void send(String xml, IProgressMonitor sendMonitor, int id)
        throws InvocationTargetException {
    sendMonitor.beginTask("Uploading Tags", 100);
    sendMonitor.subTask("Saving Temporary file...");
    File location = TagSEAPlugin.getDefault().getStateLocation().toFile();
    File temp = new File(location, "tagsea.temp.file.txt");
    if (temp.exists()) {
        String message = "Unable to send tags. Unable to create temporary file.";
        IOException ex = new IOException(message);
        throw (new InvocationTargetException(ex, message));
    }/*  w  w  w  . j  a  va 2  s  .  co  m*/
    try {
        FileWriter writer = new FileWriter(temp);
        writer.write(xml);
        writer.flush();
        writer.close();
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }
    sendMonitor.worked(5);
    sendMonitor.subTask("Uploading Tags...");
    String uploadScript = "http://stgild.cs.uvic.ca/cgi-bin/tagSEAUpload.cgi";
    PostMethod post = new PostMethod(uploadScript);

    String fileName = getToday() + ".txt";
    try {
        Part[] parts = { new StringPart("KIND", "tag"), new FilePart("MYLAR" + id, fileName, temp) };
        post.setRequestEntity(new MultipartRequestEntity(parts, post.getParams()));
        HttpClient client = new HttpClient();
        int status = client.executeMethod(post);
        String resp = getData(post.getResponseBodyAsStream());
        if (status != 200) {
            IOException ex = new IOException(resp);
            throw (ex);
        }
    } catch (IOException e) {
        throw new InvocationTargetException(e, e.getLocalizedMessage());
    } finally {
        sendMonitor.worked(90);
        sendMonitor.subTask("Deleting Temporary File");
        temp.delete();
        sendMonitor.done();
    }

}

---

From source file:ca.nines.ise.util.TextReplacementTable.java

public static TextReplacementTable defaultTextReplacementTable() throws IOException {
    String loc = "/data/text-replacements.csv";
    InputStream in = TextReplacementTable.class.getResourceAsStream(loc);
    if (in == null) {
        throw new IOException("Cannot find " + loc + " as a resource.");
    }//from www  .  ja  va  2 s . com
    return builder().from(in).build();
}

---

From source file:com.splout.db.hadoop.SchemaSampler.java

public static Schema sample(Configuration conf, Path input, InputFormat<ITuple, NullWritable> inputFormat)
        throws IOException, InterruptedException {
    Schema schema = null;//from   w ww .  j a  v a  2s.  c o  m

    // sample schema from input path given the provided InputFormat
    @SuppressWarnings("deprecation")
    Job job = new Job(conf);
    FileInputFormat.setInputPaths(job, input);
    // get first inputSplit
    List<InputSplit> inputSplits = inputFormat.getSplits(job);
    if (inputSplits == null || inputSplits.size() == 0) {
        throw new IOException(
                "Given input format doesn't produce any input split. Can't sample first record. PATH: "
                        + input);
    }
    InputSplit inputSplit = inputSplits.get(0);
    TaskAttemptID attemptId = new TaskAttemptID(new TaskID(), 1);
    TaskAttemptContext attemptContext;
    try {
        attemptContext = TaskAttemptContextFactory.get(conf, attemptId);
    } catch (Exception e) {
        throw new IOException(e);
    }

    RecordReader<ITuple, NullWritable> rReader = inputFormat.createRecordReader(inputSplit, attemptContext);
    rReader.initialize(inputSplit, attemptContext);

    if (!rReader.nextKeyValue()) {
        throw new IOException(
                "Can't read first record of first input split of the given path [" + input + "].");
    }

    // finally get the sample schema
    schema = rReader.getCurrentKey().getSchema();
    log.info("Sampled schema from [" + input + "] : " + schema);
    rReader.close();

    return schema;
}

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From source file:ai.susi.json.JsonFile.java

/**
 * static JSON reader which is able to read a json file written by JsonFile
 * @param file/* www.  j  av  a  2s.  co  m*/
 * @return the json
 * @throws IOException
 */
public static JSONObject readJson(File file) throws IOException {
    if (file == null)
        throw new IOException("file must not be null");
    JSONObject json = new JSONObject(true);
    JSONTokener tokener;
    tokener = new JSONTokener(new FileReader(file));
    json.putAll(new JSONObject(tokener));
    return json;
}

---

From source file:com.qwazr.scheduler.SchedulerManager.java

public static synchronized Class<? extends SchedulerServiceInterface> load(TrackedDirectory etcTracker,
        int maxThreads) throws IOException {
    if (INSTANCE != null)
        throw new IOException("Already loaded");
    try {/* www .j  av  a2 s.co  m*/
        INSTANCE = new SchedulerManager(etcTracker, maxThreads);
        etcTracker.register(INSTANCE);
        return SchedulerServiceImpl.class;
    } catch (ServerException | SchedulerException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:com.googlecode.fightinglayoutbugs.helpers.FileHelper.java

public static File createTempDir() throws IOException {
    final File baseDir = new File(System.getProperty("java.io.tmpdir"));
    if (!baseDir.isDirectory()) {
        throw new IOException("java.io.tmpdir (" + baseDir + ") is not a directory.");
    }//from   ww w  . jav  a  2 s.co m
    final StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
    int i = 0;
    while (!stackTrace[i].getClassName().equals(FileHelper.class.getName())) {
        ++i;
    }
    while (stackTrace[i].getClassName().equals(FileHelper.class.getName())) {
        ++i;
    }
    String prefix = stackTrace[i].getClassName();
    prefix = prefix.substring(prefix.lastIndexOf('.') + 1);
    File tempDir;
    boolean tempDirSuccessfullyCreated;
    do {
        final long randomLong = LazyInitRandom.nextLong();
        final String dirName = prefix + (randomLong < 0 ? randomLong : "-" + randomLong);
        tempDir = new File(baseDir, dirName);
        tempDirSuccessfullyCreated = !tempDir.exists() && tempDir.mkdir();
    } while (!tempDirSuccessfullyCreated);
    return tempDir;
}

---

From source file:gaffer.utils.WritableToStringConverter.java

public static Writable deserialiseFromString(String serialised) throws IOException {
    // Convert the base64 string to a byte array
    byte[] b = Base64.decodeBase64(serialised);

    // Deserialise the writable from the byte array
    ByteArrayInputStream bais = new ByteArrayInputStream(b);
    DataInput in = new DataInputStream(bais);
    String className = Text.readString(in);
    try {/*from  ww  w. ja v  a2s  .  c  o  m*/
        Writable writable = (Writable) Class.forName(className).newInstance();
        writable.readFields(in);
        return writable;
    } catch (InstantiationException e) {
        throw new IOException("Exception deserialising writable: " + e);
    } catch (IllegalAccessException e) {
        throw new IOException("Exception deserialising writable: " + e);
    } catch (ClassNotFoundException e) {
        throw new IOException("Exception deserialising writable: " + e);
    } catch (ClassCastException e) {
        throw new IOException("Exception deserialising writable: " + e);
    }
}

---

From source file:com.splunk.shuttl.testutil.TUtilsFile.java

/**
 * @return a temporary, existing, empty file that will be deleted when the VM
 *         terminates.//from w w  w.jav  a2 s  . c  o  m
 * 
 * @see TUtilsFile#createFilePath()
 */
public static File createFile() {
    File uniquelyNamedFile = getUniquelyNamedFileWithPrefix("test-file");
    try {
        if (!uniquelyNamedFile.createNewFile())
            throw new IOException("Could not create file: " + uniquelyNamedFile);
        FileUtils.forceDeleteOnExit(uniquelyNamedFile);
    } catch (IOException e) {
        TUtilsTestNG.failForException("Couldn't create a test file.", e);
    }
    return uniquelyNamedFile;
}

---

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