Example usage for java.io ObjectInputStream readInt

Introduction

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

Prototype

public int readInt() throws IOException 

Source Link

Document

Reads a 32 bit int.

Usage

From source file:net.sf.jasperreports.engine.base.ElementsBlock.java

@SuppressWarnings("unchecked")
private void readObject(java.io.ObjectInputStream in) throws IOException, ClassNotFoundException {
    // we do not use the original ID as the source object might still be
    // alive in the JVM
    String oldUid = (String) in.readObject();
    uid = makeUID();/*from  w  ww.  j a  v  a2 s.  com*/
    if (log.isDebugEnabled()) {
        log.debug("Original uid " + oldUid + "; new uid " + uid);
    }

    context = (JRVirtualizationContext) in.readObject();

    int length = in.readInt();
    //FIXME put a limit on the buffer
    byte[] buffer = new byte[length];
    in.readFully(buffer);
    ByteArrayInputStream inputStream = new ByteArrayInputStream(buffer, 0, buffer.length);
    VirtualizationObjectInputStream elementsStream = new VirtualizationObjectInputStream(inputStream, context);
    elements = (List<JRPrintElement>) elementsStream.readObject();
    size = elements.size();

    if (!elements.isEmpty()) {
        register();
    }
}

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From source file:HashMap.java

/**
 * Adapted from {@link org.apache.commons.collections.map.AbstractHashedMap}.
 *//*w  w w  . j  av a  2s  .co  m*/
@SuppressWarnings("unchecked")
protected void doReadObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
    int capacity = in.readInt();
    initTable(capacity);
    int items = in.readInt();
    for (int i = 0; i < items; i++) {
        Object key = in.readObject();
        Object value = in.readObject();
        put((K) key, (V) value);
    }
}

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From source file:org.protempa.proposition.AbstractProposition.java

protected void readAbstractProposition(ObjectInputStream s) throws IOException, ClassNotFoundException {
    String tempId = (String) s.readObject();
    UniqueId tempUniqueId = (UniqueId) s.readObject();
    if (tempUniqueId == null) {
        throw new InvalidObjectException("Can't restore. All propositions must have an unique id");
    }/*from  www . j a  va 2  s. c  o m*/
    initializeAbstractProposition(tempId, tempUniqueId);

    int numProperties = s.readInt();
    if (numProperties < 0) {
        throw new InvalidObjectException("Negative properties count. Can't restore");
    }
    if (numProperties > 0) {
        for (int i = 0; i < numProperties; i++) {
            String propertyName = (String) s.readObject();
            Value val = (Value) s.readObject();
            if (val != null) {
                val = val.replace();
            }
            setProperty(propertyName, val);
        }
    }

    int numRefs = s.readInt();
    if (numRefs < 0) {
        throw new InvalidObjectException("Negative reference count. Can't restore");
    }
    if (numRefs > 0) {
        for (int i = 0; i < numRefs; i++) {
            String refName = (String) s.readObject();
            int numUids = s.readInt();
            if (numUids < 0) {
                throw new InvalidObjectException("Negative unique identifier count. Can't restore");
            }
            List<UniqueId> uids = new ArrayList<>(numUids);
            for (int j = 0; j < numUids; j++) {
                uids.add((UniqueId) s.readObject());
            }
            setReferences(refName, uids);
        }
    }
    setSourceSystem((SourceSystem) s.readObject());
    this.changes = (PropertyChangeSupport) s.readObject();
}

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From source file:ArrayDeque.java

/**
 * Deserialize this deque./*from w  ww.ja  v  a  2  s.c  o m*/
 */
private void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException {
    s.defaultReadObject();

    // Read in size and allocate array
    int size = s.readInt();
    allocateElements(size);
    head = 0;
    tail = size;

    // Read in all elements in the proper order.
    for (int i = 0; i < size; i++)
        elements[i] = (E) s.readObject();

}

---

From source file:ArraySet.java

/**
 * Reconstitute the <tt>HashSet</tt> instance from a stream (that is,
 * deserialize it).//  www. j a  va 2 s .  c om
 */
@SuppressWarnings("unchecked")
private void readObject(java.io.ObjectInputStream s) throws java.io.IOException, ClassNotFoundException {
    // Read in any hidden serialization magic
    s.defaultReadObject();
    int size = s.readInt();
    map = new ArrayMap<E, Object>(size);
    for (int i = 0; i < size; i++) {
        E e = (E) s.readObject();
        map.put(e, PRESENT);
    }
}

---

From source file:IntHashMap.java

/**
 * Reconstitute the <tt>IntHashMap</tt> instance from a stream (i.e.,
 * deserialize it)./*w w  w  .  jav  a2s.  co m*/
 */
private void readObject(java.io.ObjectInputStream s) throws IOException, ClassNotFoundException {
    // Read in the threshold, loadfactor, and any hidden stuff
    s.defaultReadObject();

    // Read in number of buckets and allocate the bucket array;
    int numBuckets = s.readInt();
    table = new Entry[numBuckets];

    // Read in size (number of Mappings)
    int size = s.readInt();

    // Read the keys and values, and put the mappings in the IntHashMap
    for (int i = 0; i < size; i++) {
        int key = s.readInt();
        V value = (V) s.readObject();
        put(key, value);
    }
}

---

From source file:tvbrowser.extras.reminderplugin.ReminderPlugin.java

private void readData(ObjectInputStream in) throws IOException, ClassNotFoundException {

    int version = in.readInt(); // version

    mReminderList.setReminderTimerListener(null);
    mReminderList.read(in);/*w  ww . ja v  a  2s.c  om*/

    if (version == 3) {
        mClientPluginTargets = new ProgramReceiveTarget[in.readInt()];

        for (int i = 0; i < mClientPluginTargets.length; i++) {
            mClientPluginTargets[i] = new ProgramReceiveTarget(in);
        }
    }
}

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From source file:tvbrowser.extras.reminderplugin.ReminderPlugin.java

private void readReminderFromTVBrowser21and20(ObjectInputStream in) throws IOException, ClassNotFoundException {

    int cnt = in.readInt();
    for (int i = 0; i < cnt; i++) {
        int type = in.readInt();
        if (type == 2) { // Node.PROGRAM
            ProgramItem item = new ProgramItem();
            item.read(in);/*w  w  w  . j av a  2 s . co m*/
            String m = item.getProperty("minutes");
            int minutes;
            try {
                minutes = Integer.parseInt(m);
            } catch (NumberFormatException e) {
                minutes = 10;
            }
            Program program = item.getProgram();

            if (program != null) {
                mReminderList.add(program, new ReminderContent(minutes));
            }

            in.readInt(); // cnt (should be 0)

        }
    }
    in.close();
}

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From source file:tvbrowser.extras.reminderplugin.ReminderPlugin.java

/**
 * read the object from an input stream.
 *
 * @param in the stream to read from/* www.j av a2s. c om*/
 * @throws IOException if something went wrong reading the stream
 * @throws ClassNotFoundException if the object could not be deserialized
 */
private void readReminderFromBeforeTVBrowser20(final ObjectInputStream in)
        throws IOException, ClassNotFoundException {
    int version = in.readInt();
    if (version == 1) {
        int size = in.readInt();
        for (int i = 0; i < size; i++) {
            in.readInt(); // read version
            int reminderMinutes = in.readInt();
            Date programDate = Date.readData(in);
            String programId = (String) in.readObject();
            Program program = Plugin.getPluginManager().getProgram(programDate, programId);

            // Only add items that were able to load their program
            if (program != null) {
                mReminderList.add(program, new ReminderContent(reminderMinutes));
            }
        }
    } else if (version == 2) {
        mReminderList.setReminderTimerListener(null);
        mReminderList.read(in);
    }
}

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From source file:Main.java

/**
 * Reads a <code>Shape</code> object that has been serialised by the
 * {@link #writeShape(Shape, ObjectOutputStream)} method.
 *
 * @param stream  the input stream (<code>null</code> not permitted).
 *
 * @return The shape object (possibly <code>null</code>).
 *
 * @throws IOException  if there is an I/O problem.
 * @throws ClassNotFoundException  if there is a problem loading a class.
 *///  ww w . j a v  a 2 s .c o  m
public static Shape readShape(final ObjectInputStream stream) throws IOException, ClassNotFoundException {

    if (stream == null) {
        throw new IllegalArgumentException("Null 'stream' argument.");
    }
    Shape result = null;
    final boolean isNull = stream.readBoolean();
    if (!isNull) {
        final Class c = (Class) stream.readObject();
        if (c.equals(Line2D.class)) {
            final double x1 = stream.readDouble();
            final double y1 = stream.readDouble();
            final double x2 = stream.readDouble();
            final double y2 = stream.readDouble();
            result = new Line2D.Double(x1, y1, x2, y2);
        } else if (c.equals(Rectangle2D.class)) {
            final double x = stream.readDouble();
            final double y = stream.readDouble();
            final double w = stream.readDouble();
            final double h = stream.readDouble();
            result = new Rectangle2D.Double(x, y, w, h);
        } else if (c.equals(Ellipse2D.class)) {
            final double x = stream.readDouble();
            final double y = stream.readDouble();
            final double w = stream.readDouble();
            final double h = stream.readDouble();
            result = new Ellipse2D.Double(x, y, w, h);
        } else if (c.equals(Arc2D.class)) {
            final double x = stream.readDouble();
            final double y = stream.readDouble();
            final double w = stream.readDouble();
            final double h = stream.readDouble();
            final double as = stream.readDouble(); // Angle Start
            final double ae = stream.readDouble(); // Angle Extent
            final int at = stream.readInt(); // Arc type
            result = new Arc2D.Double(x, y, w, h, as, ae, at);
        } else if (c.equals(GeneralPath.class)) {
            final GeneralPath gp = new GeneralPath();
            final float[] args = new float[6];
            boolean hasNext = stream.readBoolean();
            while (!hasNext) {
                final int type = stream.readInt();
                for (int i = 0; i < 6; i++) {
                    args[i] = stream.readFloat();
                }
                switch (type) {
                case PathIterator.SEG_MOVETO:
                    gp.moveTo(args[0], args[1]);
                    break;
                case PathIterator.SEG_LINETO:
                    gp.lineTo(args[0], args[1]);
                    break;
                case PathIterator.SEG_CUBICTO:
                    gp.curveTo(args[0], args[1], args[2], args[3], args[4], args[5]);
                    break;
                case PathIterator.SEG_QUADTO:
                    gp.quadTo(args[0], args[1], args[2], args[3]);
                    break;
                case PathIterator.SEG_CLOSE:
                    gp.closePath();
                    break;
                default:
                    throw new RuntimeException("JFreeChart - No path exists");
                }
                gp.setWindingRule(stream.readInt());
                hasNext = stream.readBoolean();
            }
            result = gp;
        } else {
            result = (Shape) stream.readObject();
        }
    }
    return result;

}

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