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.StreamUtil.java

public static Object uncompressObject(byte[] compressed) throws Exception {
    ByteArrayInputStream bais = new ByteArrayInputStream(compressed);
    GZIPInputStream gzis = new GZIPInputStream(bais);
    ObjectInputStream ois = new ObjectInputStream(gzis);
    return ois.readObject();
}

From source file:Main.java

public static Object readObject(Context context, String filename) {
    FileInputStream in = null;/*  w  ww.  j  a va  2  s  .co  m*/
    ObjectInputStream oin = null;
    Object data = null;
    try {
        in = context.openFileInput(filename + ".odb");
        oin = new ObjectInputStream(in);
        data = oin.readObject();
        oin.close();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return data;
}

From source file:io.lqd.sdk.model.LQLiquidPackage.java

public static LQLiquidPackage loadFromDisk(Context context) {
    LQLog.data("Loading from local storage");
    try {/* www.java 2 s . com*/
        FileInputStream fileInputStream = context.openFileInput(LIQUID_PACKAGE_FILENAME + ".vars");
        ObjectInputStream objectInputStream = new ObjectInputStream(fileInputStream);
        Object result = objectInputStream.readObject();
        objectInputStream.close();
        return (LQLiquidPackage) result;
    } catch (IOException e) {
        LQLog.infoVerbose("Could not load liquid package from file");
    } catch (ClassNotFoundException e) {
        LQLog.infoVerbose("Could not load liquid package from file");
    }
    return new LQLiquidPackage();
}

From source file:Main.java

public static Object readObjectFromFile(String fileName) {

    ObjectInputStream ois = null;
    FileInputStream fis = null;/* ww  w .  j  a va 2s  .  c  o  m*/
    try {
        fis = new FileInputStream(fileName);
        ois = new ObjectInputStream(fis);
        return ois.readObject();

    } catch (Exception e) {

    } finally {
        if (ois != null)
            try {
                ois.close();
                ois = null;
            } catch (IOException e) {
            }
        if (fis != null)
            try {
                fis.close();
                fis = null;
            } catch (IOException e) {
            }
    }

    return null;

}

From source file:jedi.util.serialization.Pickle.java

/**
 * Receives a sequence of bytes and returns a object.
 * //w w  w . j  a v  a2s  . c o  m
 * @param s Sequence of bytes.
 * @return Object
 */
public static Object loads(String s) {
    Object o = null;
    ByteArrayInputStream bais;

    try {
        bais = new ByteArrayInputStream(Base64.decodeBase64(s.getBytes()));
        ObjectInputStream ois = new ObjectInputStream(bais);

        o = ois.readObject();

        ois.close();
        bais.close();

    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return o;
}

From source file:jedi.util.serialization.Pickle.java

/**
 * Deserializes objects./*from   w ww .  ja v  a2s.com*/
 * 
 * @param f File that holds the serialized objects.
 * @return Object
 */
public static Object load(File f) {
    Object o = null;

    if (f != null) {
        try {
            FileInputStream fis = new FileInputStream(f);

            // The file reader.
            ObjectInputStream ois = new ObjectInputStream(fis);
            o = ois.readObject();
            ois.close();

            fis.close();

        } catch (IOException e) {
            e.printStackTrace();
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        }
    }
    return o;
}

From source file:de.tudarmstadt.ukp.experiments.argumentation.comments.pipeline.ExtendedMalletTopicModelEstimator.java

/**
 * Loads serialized vocabulary ({@code HashMap<String, Integer>}) from file
 *
 * @return vocabulary entries (key set)/* ww  w.  ja va2s. co  m*/
 * @throws IOException
 * @throws ClassNotFoundException
 */
@SuppressWarnings("unchecked")
public static Set<String> readVocabulary(File vocabularyFile) throws IOException, ClassNotFoundException {
    ObjectInputStream ois = new ObjectInputStream(new FileInputStream(vocabularyFile));
    Map<String, Integer> map = (Map<String, Integer>) ois.readObject();

    IOUtils.closeQuietly(ois);

    return map.keySet();
}

From source file:com.nextgis.maplib.datasource.GeoGeometry.java

public static GeoGeometry fromBlob(byte[] raw) throws IOException, ClassNotFoundException {
    ByteArrayInputStream in = new ByteArrayInputStream(raw);
    ObjectInputStream is = new ObjectInputStream(in);
    return (GeoGeometry) is.readObject();
}

From source file:com.fengduo.bee.commons.util.ObjectUtils.java

/**
 * ???//  ww w.j  ava  2s.  c om
 * 
 * @param bytes
 * @return
 */
public static Object unserialize(byte[] bytes) {
    ByteArrayInputStream bais = null;
    try {
        if (bytes != null && bytes.length > 0) {
            bais = new ByteArrayInputStream(bytes);
            ObjectInputStream ois = new ObjectInputStream(bais);
            return ois.readObject();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:com.cloudera.kitten.util.LocalDataHelper.java

public static <T> Map<String, T> deserialize(String serialized) {
    byte[] data = Base64.decodeBase64(serialized);
    ByteArrayInputStream bais = new ByteArrayInputStream(data);
    Map<String, T> mapping = null;
    try {/*w w  w .  j  a  v  a  2s  . com*/
        ObjectInputStream ois = new ObjectInputStream(bais);
        mapping = (Map<String, T>) ois.readObject();
        ois.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    return mapping;
}