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:dkpro.similarity.algorithms.wikipedia.measures.WikiLinkCache.java

/**
 * Loads the cache from file// w  w w . jav  a 2 s.  co m
 *
 * @param file
 * @throws IOException
 * @throws FileNotFoundException
 * @throws ClassNotFoundException
 * @throws Exception
 */
public Object deserializeObject(File file) throws FileNotFoundException, IOException, ClassNotFoundException {
    logger.info("Loading cache from file: " + file.getAbsolutePath());

    ObjectInputStream ois = new ObjectInputStream(new FileInputStream(file));
    Object o = ois.readObject();
    ois.close();

    logger.info("Done.");

    return o;
}

From source file:common.services.generic.GenericCacheService.java

@Override
public T getFromFile() {
    File f = new File(path, "cache.tmp");
    if (!f.exists())
        return null;
    try {// w  w  w . j  a  v  a2s  .c o  m
        FileInputStream fi = new FileInputStream(f);
        ObjectInputStream si = new ObjectInputStream(fi);
        T tmp = (T) si.readObject();
        si.close();
        fi.close();
        return tmp;
    } catch (IOException ex) {
        logger.error("failed to load cache path = " + path, ex);
        return null;
    } catch (ClassNotFoundException ex) {
        logger.error("failed to load cache path = " + path, ex);
        return null;
    }
}

From source file:slina.mb.controller.ObjectSaverFactory.java

@Test
public void testDeserilization() throws IOException, ClassNotFoundException {

    InputStream osx = new FileInputStream("logEvent.ser");
    ObjectInputStream ocm = new ObjectInputStream(osx);

    @SuppressWarnings("unchecked")
    ArrayList<LogEvent> yy = (ArrayList<LogEvent>) ocm.readObject();
    ocm.close();
    assertEquals(7, yy.size());/* ww  w  .j  a v a  2  s. co  m*/
}

From source file:com.g3net.tool.ObjectUtils.java

/**
 * /*from  ww w  . j  a va2  s .  c  o  m*/
 * @param data   ??
 * @return      ???
 * @throws Exception
 */
public static Object deSerializeObject(byte[] data) throws Exception {
    ByteArrayInputStream bis = null;
    ObjectInputStream ois = null;
    if (data == null || data.length == 0) {
        return null;
    }
    try {
        bis = new ByteArrayInputStream(data);
        ois = new ObjectInputStream(bis);
        return ois.readObject();
    } finally {
        if (ois != null) {
            ois.close();
        }
    }
}

From source file:com.ps.cc.controller.Init.java

@RequestMapping
public String index(ModelMap map, RenderRequest renderRequest) throws Exception {
    TwilioConfiguration twilioConfiguration = new TwilioConfiguration();

    try {/* ww  w  .  j  av a2  s. c o  m*/
        File file = new File("twilioConfiguration.txt");
        ObjectInputStream in = new ObjectInputStream(new FileInputStream(file));
        twilioConfiguration = (TwilioConfiguration) in.readObject();
        in.close();
    } catch (Exception ex) {
        //didn't exist...
    }

    map.addAttribute("command", twilioConfiguration);

    return "index";
}

From source file:com.googlecode.DownloadCache.java

private void loadIndex() throws Exception {
    if (this.indexFile.isFile()) {
        FileInputStream input = new FileInputStream(this.indexFile);
        ObjectInputStream deserialize = new ObjectInputStream(input);
        this.index = (Map<String, CachedFileEntry>) deserialize.readObject();
        deserialize.close();
    } else {/*from  ww w. j av  a  2  s. co  m*/
        this.index = new HashMap<String, CachedFileEntry>();
    }

}

From source file:com.sun.j2ee.blueprints.waf.controller.impl.ClientStateFlowHandler.java

public String processFlow(HttpServletRequest request) throws FlowHandlerException {

    String forwardScreen = request.getParameter("referring_screen");
    // de-serialize the request attributes.
    Map params = (Map) request.getParameterMap();
    HashMap newParams = new HashMap();
    String cacheId = request.getParameter("cacheId");
    if (!params.isEmpty()) {
        Iterator it = params.keySet().iterator();
        // put the request attributes stored in the session in the request
        while (it.hasNext()) {
            String key = (String) it.next();
            if (key.startsWith(cacheId + "_attribute_")) {
                String[] values = (String[]) params.get(key);
                String valueString = values[0];
                byte[] bytes = Base64.decode(valueString.getBytes());
                try {
                    ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(bytes));
                    Object requestObject = requestObject = ois.readObject();
                    ois.close();
                    // put the de-serialized object back into the request
                    String requestObjectKey = key.substring((cacheId + "_attribute_").length(), key.length());
                    request.setAttribute(requestObjectKey, requestObject);
                } catch (java.io.OptionalDataException ode) {
                    logger.error("ClientCacheLinkFlowHandler caught: ", ode);
                } catch (java.lang.ClassNotFoundException cnfe) {
                    logger.error("ClientCacheLinkFlowHandler caught: ", cnfe);
                } catch (java.io.IOException iox) {
                    logger.error("ClientCacheLinkFlowHandler caught: ", iox);
                }/*from w ww.ja v  a2  s. c  om*/
            }
        }
    }
    return forwardScreen;
}

From source file:edu.uga.cs.fluxbuster.clustering.hierarchicalclustering.Dendrogram.java

/**
 * Creates a deep copy of any object./* www  . j  a v a 2 s .c o  m*/
 *
 * @param o the object to copy
 * @return the copy
 */
public Object deepCopy(Object o) {
    try {
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(byteOut);
        out.writeObject(o);
        out.close();

        byte[] data = byteOut.toByteArray();
        ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(data));
        Object copy = in.readObject();
        in.close();

        return copy;
    } catch (Exception e) {
        if (log.isErrorEnabled()) {
            log.error("Error performing deep copy.", e);
        }
    }

    return null;
}

From source file:com.impetus.kundera.property.accessor.ObjectAccessor.java

@Override
public final Object fromBytes(Class targetClass, byte[] bytes) {
    try {/*w  w  w. ja v  a2  s .  com*/
        if (targetClass != null && targetClass.equals(byte[].class)) {
            return bytes;
        }
        ObjectInputStream ois;
        ois = new ObjectInputStream(new ByteArrayInputStream(bytes));
        Object o = ois.readObject();
        ois.close();
        return o;
    } catch (IOException e) {
        throw new PropertyAccessException(e);
    } catch (ClassNotFoundException e) {
        throw new PropertyAccessException(e);
    }

}

From source file:edu.uci.ics.jung.visualization.layout.PersistentLayoutImpl.java

/**
 * Restore the graph Vertex locations from a file
 * @param fileName the file to use// ww w.ja va2 s  . com
 * @throws IOException for file problems
 * @throws ClassNotFoundException for classpath problems
 */
@SuppressWarnings("unchecked")
public void restore(String fileName) throws IOException, ClassNotFoundException {
    ObjectInputStream ois = new ObjectInputStream(new FileInputStream(fileName));
    map = (Map) ois.readObject();
    ois.close();
    initializeLocations();
    locked = true;
    fireStateChanged();
}