Example usage for java.io ObjectInputStream readObject

Introduction

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

Prototype

public final Object readObject() throws IOException, ClassNotFoundException

Source Link

Document

Read an object from the ObjectInputStream.

Usage

From source file:com.jaspersoft.jasperserver.core.util.TolerantObjectWrapper.java

private void readObject(ObjectInputStream stream) throws ClassNotFoundException, IOException {

    obj = stream.readObject();
}

From source file:com.manning.blogapps.chapter11.rome.DiskFeedInfoCache.java

public SyndFeedInfo getFeedInfo(URL url) {
    SyndFeedInfo info = null;//from w  w w . ja v  a2  s. c o m
    String fileName = cachePath + File.separator + "feed_" + url.hashCode();
    FileInputStream fis;
    try {
        fis = new FileInputStream(fileName);
        ObjectInputStream ois = new ObjectInputStream(fis);
        info = (SyndFeedInfo) ois.readObject();
        fis.close();
    } catch (FileNotFoundException fnfe) {
        logger.debug("Cache miss for " + url.toString());
    } catch (ClassNotFoundException cnfe) {
        // Error writing to cahce is fatal
        throw new RuntimeException("Attempting to read from cache", cnfe);
    } catch (IOException fnfe) {
        // Error writing to cahce is fatal
        throw new RuntimeException("Attempting to read from cache", fnfe);
    }
    if (info == null)
        logger.info("Cache MISS!");
    return info;
}

From source file:SaveYourDrawingToFile.java

public void actionPerformed(ActionEvent e) {
    if (e.getSource() == clearBtn) {
        displayList = new Vector();
        repaint();//from ww  w  .j  a v  a 2  s  . c o  m
    } else if (e.getSource() == saveBtn) {
        try {
            FileOutputStream fos = new FileOutputStream(pathname);
            ObjectOutputStream oos = new ObjectOutputStream(fos);
            oos.writeObject(displayList);
            oos.flush();
            oos.close();
            fos.close();
        } catch (Exception ex) {
            System.out.println("Trouble writing display list vector");
        }
    } else if (e.getSource() == restoreBtn) {
        try {
            FileInputStream fis = new FileInputStream(pathname);
            ObjectInputStream ois = new ObjectInputStream(fis);
            displayList = (Vector) (ois.readObject());
            ois.close();
            fis.close();
            repaint();
        } catch (Exception ex) {
            System.out.println("Trouble reading display list vector");
        }
    } else if (e.getSource() == quitBtn) {
        setVisible(false);
        dispose();
        System.exit(0);
    }
}

From source file:io.gumga.application.GumgaTempFileService.java

/**
 * Encontrar o arquivo temporario//w ww. j a v a2  s .  co  m
 * @param tempFileName nome do arquivo a ser procurado
 * @return arquivo
 */
public GumgaFile find(String tempFileName) {
    if (tempFileName == null || tempFileName.isEmpty()) {
        return null;
    }
    try { //TODO Melhorar o tratamento da Exception para FileNotFound
        FileInputStream fis = new FileInputStream(gumgaValues.getUploadTempDir() + "/" + tempFileName);
        ObjectInputStream ois = new ObjectInputStream(fis);
        GumgaFile gf = (GumgaFile) ois.readObject();
        ois.close();
        fis.close();
        return gf;
    } catch (Exception ex) {
        log.error("erro ao recuperar arquivo temporario " + tempFileName, ex);
    }
    return null;
}

From source file:ch.epfl.leb.sass.ijplugin.IJPluginModel.java

/**
 * Loads a model from a file./* www. j  av  a 2s  . com*/
 * 
 * @param fileIn The input stream from the file.
 */
public static IJPluginModel read(FileInputStream fileIn) {
    IJPluginModel model = null;
    try {
        ObjectInputStream in = new ObjectInputStream(fileIn);
        model = (IJPluginModel) in.readObject();
        in.close();
        fileIn.close();
    } catch (IOException ex) {
        ex.printStackTrace();
    } catch (ClassNotFoundException c) {
        c.printStackTrace();
    }

    return model;
}

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

/**
 * //from w  ww  .  ja  va 2s .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.acme.CodeDrivenProcessor.java

public CodeDrivenProcessor(String resource) {
    // 1. load the resource
    // 2. deserialize the lambda
    System.out.println("resource=" + resource);
    if (resource == null)
        return;/*from w w  w  .  j ava  2 s . c  om*/
    try {
        // InputStream is = new FileInputStream(new File("/tmp/bytes"));//
        InputStream is = this.getClass().getClassLoader().getResourceAsStream(resource);
        if (is == null)
            return;
        System.out.println("deserializing");
        ObjectInputStream ois = new ObjectInputStream(is);
        delegate = (Processor<Tuple, Tuple>) ois.readObject();
        ois.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    }
}

From source file:com.vnomicscorp.spring.security.cas.authentication.redis.DefaultCasAuthenticationTokenSerializer.java

@Override
public CasAuthenticationToken deserialize(String serialized) throws CasAuthenticationTokenSerializerException {
    try {//from   w w  w  .ja  v  a 2 s . com
        ByteArrayInputStream bais = new ByteArrayInputStream(Base64.decode(serialized.getBytes(charset)));
        ObjectInputStream oos = new ObjectInputStream(bais);
        return (CasAuthenticationToken) oos.readObject();
    } catch (IOException e) {
        throw new CasAuthenticationTokenSerializerException(e);
    } catch (ClassNotFoundException e) {
        throw new CasAuthenticationTokenSerializerException(e);
    }
}

From source file:org.ambraproject.model.article.ArticleTypeTest.java

@Test
public void testDeserializedArticleTypeEquality() throws Exception {
    ArticleType art1 = ArticleType/*from w w w . ja  v a 2s  .  co m*/
            .getArticleTypeForURI(new URI("http://rdf.plos.org/RDF/articleType/Interview"), false);

    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(bout);

    out.writeObject(art1);
    out.flush();

    ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
    ObjectInputStream in = new ObjectInputStream(bin);

    ArticleType art2 = (ArticleType) in.readObject();

    assertTrue(art1 == art2, "Article 1 == Article 2");
    assertTrue(art1.equals(art2), "Article 1 should .equals() Article 2");
}

From source file:de.dfki.asr.compass.model.AbstractCompassEntity.java

public AbstractCompassEntity deepCopy() throws IOException, ClassNotFoundException {
    AbstractCompassEntity entity = null;
    forceEagerFetch();/*from   ww  w  .  j a  va2  s. co  m*/
    // Write the object out to a byte array
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(bos);
    out.writeObject(this);
    out.flush();
    out.close();

    // Make an input stream from the byte array and read
    // a copy of the object back in.
    ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(bos.toByteArray()));
    entity = (AbstractCompassEntity) in.readObject();
    entity.clearIdsAfterDeepCopy();
    return entity;
}