Example usage for java.io ObjectInputStream close

Introduction

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

Prototype

public void close() throws IOException 

Source Link

Document

Closes the input stream.

Usage

From source file:com.novemberain.quartz.mongodb.MongoDBJobStore.java

private Map<String, ?> stringMapFromBytes(byte[] bytes) throws IOException, ClassNotFoundException {
    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ObjectInputStream ois = new ObjectInputStream(bais);
    @SuppressWarnings("unchecked")
    Map<String, ?> map = (Map<String, ?>) ois.readObject();
    ois.close();

    return map;//from  w ww . j av a  2  s. c o  m
}

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From source file:com.openteach.diamond.repository.client.cache.FileLRUCache.java

/**
 * //  w w w .ja v a 2 s . c  om
 */
private void initCtrl() {
    // init index
    String ctrlFileName = String.format("%s.%s", fileName, CTRL_SUFFIX);
    ObjectInputStream in = null;

    // create index file is need
    this.ctrlFile = new File(ctrlFileName);
    if (!this.ctrlFile.exists()) {
        try {
            this.ctrlFile.createNewFile();
        } catch (IOException e) {
            logger.error(String.format("Create index file:%s failed", ctrlFileName), e);
            throw new RuntimeException(e);
        }
    }

    try {
        in = new ObjectInputStream(new FileInputStream(ctrlFile));
        Ctrl ctrl = (Ctrl) in.readObject();
        this.offset = ctrl.offset;
        for (Index index : ctrl.indexs) {
            indexStore.put(index.key, index);
        }
        this.frees.addAll(ctrl.frees);
        ctrl.indexs.clear();
        ctrl.frees.clear();
        ctrl = null;
    } catch (IOException e) {
        logger.error(String.format("Read ctrl file:%s failed", ctrlFileName), e);
    } catch (ClassNotFoundException e) {
        logger.error(String.format("Read ctrl file:%s failed", ctrlFileName), e);
        throw new RuntimeException(e);
    } finally {
        if (null != in) {
            try {
                in.close();
            } catch (IOException e) {
            }
        }
    }

    // init data file
    try {
        this.dataFile = new RandomAccessFile(fileName, "rw");
    } catch (FileNotFoundException e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.izforge.izpack.installer.unpacker.UnpackerBase.java

/**
 * Unpacks the installation files.// w  w  w  .  ja  va  2 s  .c  o m
 */
public void unpack() {
    logIntro();

    state = State.UNPACKING;
    ObjectInputStream objIn = null;
    try {
        FileQueue queue = queueFactory.isSupported() ? queueFactory.create() : null;

        InputStream in = resources.getInputStream("packs.info");
        objIn = new ObjectInputStream(in);
        @SuppressWarnings("unchecked")
        List<PackInfo> packsInfo = (List<PackInfo>) objIn.readObject();
        objIn.close();

        selectedPacks = installData.getSelectedPacks();

        preUnpack(selectedPacks);
        unpack(packsInfo, queue);
        postUnpack(selectedPacks, queue);
    } catch (Exception exception) {
        setResult(false);
        logger.log(Level.SEVERE, exception.getMessage(), exception);

        listener.stopAction();

        if (exception instanceof ResourceInterruptedException) {
            prompt.message(Type.INFORMATION, messages.get("installer.cancelled"));
        } else {
            IzPackException ize;
            if (exception instanceof InstallerException) {
                InstallerException ie = (InstallerException) exception;
                Throwable t = ie.getCause();
                ize = new IzPackException(messages.get("installer.errorMessage"), t != null ? t : exception);
            } else if (exception instanceof IzPackException) {
                ize = (IzPackException) exception;
            } else {
                ize = new IzPackException(exception.getMessage(), exception);
            }
            switch (ize.getPromptType()) {
            case ERROR:
                prompt.message(ize);
                break;

            case WARNING:
                AbstractUIHandler handler = new PromptUIHandler(prompt);
                if (handler.askWarningQuestion(null,
                        AbstractPrompt.getThrowableMessage(ize) + "\n"
                                + messages.get("installer.continueQuestion"),
                        AbstractUIHandler.CHOICES_YES_NO,
                        AbstractUIHandler.ANSWER_NO) == AbstractUIHandler.ANSWER_YES) {
                    return;
                }
                break;

            default:
                break;
            }
        }

        housekeeper.shutDown(4);
    } finally {
        cleanup();
        logEpilog();
        IOUtils.closeQuietly(objIn);
    }
}

---

From source file:com.android.volley.cache.ACache.java

/**
 * ? Serializable?/*www  .  jav  a2  s  .c  om*/
 * 
 * @param key
 * @return Serializable ?
 */
public CacheFeed getAsObject(String key) {
    BinaryShell shell = getAsBinary(key);
    if (shell == null)
        return null;
    byte[] data = shell.content;
    if (data != null) {
        ByteArrayInputStream bais = null;
        ObjectInputStream ois = null;
        try {
            bais = new ByteArrayInputStream(data);
            ois = new ObjectInputStream(bais);
            Object reObject = ois.readObject();
            return new CacheFeed(reObject, shell.outOfDate);
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        } finally {
            try {
                if (bais != null)
                    bais.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
            try {
                if (ois != null)
                    ois.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return null;
}

---

From source file:vinci.project2.pkg1.View.java

/**
 * Load me, baby//from w  w w. java  2s  .  co  m
 */
private void loadSerial(String filename) throws FileNotFoundException, IOException, ClassNotFoundException {

    try {
        FileInputStream fis = new FileInputStream(filename);

        System.out.println(filename);

        BufferedInputStream bis = new BufferedInputStream(fis);
        ObjectInputStream ois = new ObjectInputStream(bis);
        Save save = (Save) ois.readObject();

        ageField.setText(String.valueOf(save.age));
        capRateGainsField.setText(String.valueOf(save.capRateGains));
        iTaxField.setText(String.valueOf(save.iTax));
        retAgeField.setText(String.valueOf(save.retAge));
        preContField.setText(String.valueOf(save.preCont));
        postContField.setText(String.valueOf(save.postCont));
        rorField.setText(String.format("%.2f", (save.ror)));
        preBalField.setText(String.valueOf(save.preBal));
        postBalField.setText(String.valueOf(save.postBal));

        fis.close();
        ois.close();
    } catch (ClassNotFoundException c) {
    }
}

---

From source file:com.adito.boot.AbstractPropertyClass.java

public void restore() throws IOException {
    log.info("Restoring property class " + getName());
    if (store == null) {
        throw new IllegalStateException("Nothing stored for " + getName());
    }/*  ww w .  j  a  va2s  .  c o  m*/
    ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(store.toByteArray())) {
        protected Class<?> resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException {
            try {
                return Class.forName(desc.getName(), false,
                        AbstractPropertyClass.this.getClass().getClassLoader());
            } catch (ClassNotFoundException ex) {
                return super.resolveClass(desc);
            }
        }
    };
    try {
        definitions = (Map<String, PropertyDefinition>) ois.readObject();
        categories = (List<PropertyDefinitionCategory>) ois.readObject();
        categoryMap = (Map<String, PropertyDefinitionCategory>) ois.readObject();
        store = null;

        // PropertyClass member variable is transient so we need to reinitialise
        for (PropertyDefinition def : definitions.values())
            def.init(this);
        for (PropertyDefinitionCategory cat : categories)
            cat.setPropertyClass(this);
    } catch (ClassNotFoundException cnfe) {
        throw new IOException("Deserialisation failed. " + cnfe.getMessage());
    } finally {
        ois.close();
    }
}

---

From source file:com.ecyrd.jspwiki.ReferenceManager.java

/**
 *  Reads the serialized data from the disk back to memory.
 *  Returns the date when the data was last written on disk
 *///from w w  w.  j  ava2  s  .  co  m
@SuppressWarnings("unchecked")
private synchronized long unserializeFromDisk() throws IOException, ClassNotFoundException {
    ObjectInputStream in = null;
    long saved = 0L;

    try {
        StopWatch sw = new StopWatch();
        sw.start();

        File f = new File(m_engine.getWorkDir(), SERIALIZATION_FILE);

        in = new ObjectInputStream(new BufferedInputStream(new FileInputStream(f)));

        long ver = in.readLong();

        if (ver != serialVersionUID) {
            throw new IOException("File format has changed; I need to recalculate references.");
        }

        saved = in.readLong();
        m_refersTo = (Map) in.readObject();
        m_referredBy = (Map) in.readObject();

        in.close();

        m_unmutableReferredBy = Collections.unmodifiableMap(m_referredBy);
        m_unmutableRefersTo = Collections.unmodifiableMap(m_refersTo);

        sw.stop();
        log.debug("Read serialized data successfully in " + sw);
    } finally {
        if (in != null)
            in.close();
    }

    return saved;
}

---

From source file:com.octo.captcha.engine.bufferedengine.buffer.DiskCaptchaBuffer.java

/**
 * Reads Index to disk on startup. <p/>if the index file does not exist, it creates a new one. <p/>Note that the
 * cache is locked for the entire time that the index is being written
 *///from  w  w  w  .j a  v  a 2 s.  co m
private synchronized void readIndex() throws IOException {
    ObjectInputStream objectInputStream = null;
    FileInputStream fin = null;
    if (indexFile.exists() && persistant) {
        try {
            fin = new FileInputStream(indexFile);
            objectInputStream = new ObjectInputStream(fin);
            diskElements = (HashedMap) objectInputStream.readObject();
            freeSpace = (ArrayList) objectInputStream.readObject();
        } catch (StreamCorruptedException e) {
            log.error("Corrupt index file. Creating new index.");

            createNewIndexFile();
        } catch (IOException e) {
            log.error("IOException reading index. Creating new index. ");
            createNewIndexFile();
        } catch (ClassNotFoundException e) {
            log.error("Class loading problem reading index. Creating new index. ", e);
            createNewIndexFile();
        } finally {
            try {
                if (objectInputStream != null) {
                    objectInputStream.close();
                } else if (fin != null) {
                    fin.close();
                }
            } catch (IOException e) {
                log.error("Problem closing the index file.");
            }
        }
    } else {
        createNewIndexFile();
    }
}

---

From source file:com.bigdata.dastor.db.ColumnFamilyStore.java

protected Set<String> readSavedCache(File path, boolean sort) throws IOException {
    Set<String> keys;
    if (sort) {/*from  w w  w .  j a  va 2 s . com*/
        // sort the results on read because cache may be written many times during server lifetime,
        // so better to pay that price once on startup than sort at write time.
        keys = new TreeSet<String>(StorageProxy.keyComparator);
    } else {
        keys = new HashSet<String>();
    }

    long start = System.currentTimeMillis();
    if (path.exists()) {
        if (logger_.isDebugEnabled())
            logger_.debug("reading saved cache from " + path);
        ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(new FileInputStream(path)));
        Charset UTF8 = Charset.forName("UTF-8");
        while (in.available() > 0) {
            int size = in.readInt();
            byte[] bytes = new byte[size];
            in.readFully(bytes);
            keys.add(new String(bytes, UTF8));
        }
        in.close();
        if (logger_.isDebugEnabled())
            logger_.debug(String.format("completed reading (%d ms; %d keys) from saved cache at %s",
                    (System.currentTimeMillis() - start), keys.size(), path));
    }

    return keys;
}

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