Example usage for java.io ObjectOutput writeObject

Introduction

In this page you can find the example usage for java.io ObjectOutput writeObject.

Prototype

public void writeObject(Object obj) throws IOException;

Source Link

Document

Write an object to the underlying storage or stream.

Usage

From source file:org.fosstrak.epcis.repository.query.QueryOperationsBackendSQL.java

/**
 * {@inheritDoc}//ww w . ja  va  2  s. c  om
 */
public void storeSupscriptions(final QueryOperationsSession session, QueryParams queryParams, String dest,
        String subscrId, SubscriptionControls controls, String trigger,
        QuerySubscriptionScheduled newSubscription, String queryName, Schedule schedule)
        throws SQLException, ImplementationExceptionResponse {
    String insert = "INSERT INTO subscription (subscriptionid, "
            + "params, dest, sched, trigg, initialrecordingtime, "
            + "exportifempty, queryname, lastexecuted) VALUES "
            + "((?), (?), (?), (?), (?), (?), (?), (?), (?))";
    PreparedStatement stmt = session.getConnection().prepareStatement(insert);
    LOG.debug("QUERY: " + insert);
    try {
        stmt.setString(1, subscrId);
        LOG.debug("       query param 1: " + subscrId);

        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(outStream);
        out.writeObject(queryParams);
        ByteArrayInputStream inStream = new ByteArrayInputStream(outStream.toByteArray());
        stmt.setBinaryStream(2, inStream, inStream.available());
        LOG.debug("       query param 2: [" + inStream.available() + " bytes]");

        stmt.setString(3, dest.toString());
        LOG.debug("       query param 3: " + dest);

        outStream = new ByteArrayOutputStream();
        out = new ObjectOutputStream(outStream);
        out.writeObject(schedule);
        inStream = new ByteArrayInputStream(outStream.toByteArray());
        stmt.setBinaryStream(4, inStream, inStream.available());
        LOG.debug("       query param 4: [" + inStream.available() + " bytes]");

        stmt.setString(5, trigger);
        LOG.debug("       query param 5: " + trigger);

        Calendar cal = newSubscription.getInitialRecordTime();
        Timestamp ts = new Timestamp(cal.getTimeInMillis());
        String time = ts.toString();
        stmt.setString(6, time);
        LOG.debug("       query param 6: " + time);

        stmt.setBoolean(7, controls.isReportIfEmpty());
        LOG.debug("       query param 7: " + controls.isReportIfEmpty());

        stmt.setString(8, queryName);
        LOG.debug("       query param 8: " + queryName);

        stmt.setString(9, time);
        LOG.debug("       query param 9: " + time);

        stmt.executeUpdate();
        session.commit();
    } catch (IOException e) {
        String msg = "Unable to store the subscription to the database: " + e.getMessage();
        LOG.error(msg);
        ImplementationException iex = new ImplementationException();
        iex.setReason(msg);
        iex.setSeverity(ImplementationExceptionSeverity.ERROR);
        throw new ImplementationExceptionResponse(msg, iex, e);
    }
}

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From source file:gnu.trove.map.custom_hash.TObjectByteCustomHashMap.java

public void writeExternal(ObjectOutput out) throws IOException {
    // VERSION/* w  w  w.  j  a  v a2  s.c  o m*/
    out.writeByte(0);

    // SUPER
    super.writeExternal(out);

    // STRATEGY
    out.writeObject(strategy);

    // NO_ENTRY_VALUE
    out.writeByte(no_entry_value);

    // NUMBER OF ENTRIES
    out.writeInt(_size);

    // ENTRIES
    for (int i = _set.length; i-- > 0;) {
        if (_set[i] != REMOVED && _set[i] != FREE) {
            out.writeObject(_set[i]);
            out.writeByte(_values[i]);
        }
    }
}

---

From source file:gnu.trove.map.custom_hash.TObjectCharCustomHashMap.java

public void writeExternal(ObjectOutput out) throws IOException {
    // VERSION/*from  ww w . jav  a  2  s.  com*/
    out.writeByte(0);

    // SUPER
    super.writeExternal(out);

    // STRATEGY
    out.writeObject(strategy);

    // NO_ENTRY_VALUE
    out.writeChar(no_entry_value);

    // NUMBER OF ENTRIES
    out.writeInt(_size);

    // ENTRIES
    for (int i = _set.length; i-- > 0;) {
        if (_set[i] != REMOVED && _set[i] != FREE) {
            out.writeObject(_set[i]);
            out.writeChar(_values[i]);
        }
    }
}

---

From source file:gnu.trove.map.custom_hash.TObjectDoubleCustomHashMap.java

public void writeExternal(ObjectOutput out) throws IOException {
    // VERSION//  w w w  .  ja  v  a 2  s.c o  m
    out.writeByte(0);

    // SUPER
    super.writeExternal(out);

    // STRATEGY
    out.writeObject(strategy);

    // NO_ENTRY_VALUE
    out.writeDouble(no_entry_value);

    // NUMBER OF ENTRIES
    out.writeInt(_size);

    // ENTRIES
    for (int i = _set.length; i-- > 0;) {
        if (_set[i] != REMOVED && _set[i] != FREE) {
            out.writeObject(_set[i]);
            out.writeDouble(_values[i]);
        }
    }
}

---

From source file:gnu.trove.map.custom_hash.TObjectFloatCustomHashMap.java

public void writeExternal(ObjectOutput out) throws IOException {
    // VERSION// w w w .java 2 s  . c om
    out.writeByte(0);

    // SUPER
    super.writeExternal(out);

    // STRATEGY
    out.writeObject(strategy);

    // NO_ENTRY_VALUE
    out.writeFloat(no_entry_value);

    // NUMBER OF ENTRIES
    out.writeInt(_size);

    // ENTRIES
    for (int i = _set.length; i-- > 0;) {
        if (_set[i] != REMOVED && _set[i] != FREE) {
            out.writeObject(_set[i]);
            out.writeFloat(_values[i]);
        }
    }
}

---

From source file:edu.dfci.cccb.mev.domain.Heatmap.java

public void toStream(final Object rowSeparator, final Object columnSeparator, final ObjectOutput out)
        throws IOException {
    data.walkInRowOrder(new RealMatrixPreservingVisitor() {
        @Override//w  w w .j  a  va 2  s.c o m
        @SneakyThrows(IOException.class)
        public void visit(int row, int column, double value) {
            if (column == 0 && row != 0)
                out.writeObject(columnSeparator);
            else if (row != 0)
                out.writeObject(rowSeparator);
            out.writeObject(value);
        }

        @Override
        public void start(int rows, int columns, int startRow, int endRow, int startColumn, int endColumn) {
        }

        @Override
        public double end() {
            return 0;
        }
    });
}

---

From source file:org.openfaces.component.table.impl.TableDataModel.java

public void writeExternal(ObjectOutput out) throws IOException {
    out.writeObject(groupingRules);
    out.writeObject(sortingRules);//from w w  w  .j  a v a 2 s  .co  m
    ValueBindings.writeValueExpression(out, rowKeyExpression);
    ValueBindings.writeValueExpression(out, rowDataByKeyExpression);
    out.writeInt(pageSize);
    out.writeInt(pageIndex);
    out.writeObject(extractedRowKeys);
}

---

From source file:com.inmobi.grill.server.query.QueryExecutionServiceImpl.java

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    super.writeExternal(out);
    // persist all drivers
    synchronized (drivers) {
        out.writeInt(drivers.size());/* w  ww . ja  v  a2  s .c  o  m*/
        for (GrillDriver driver : drivers) {
            out.writeUTF(driver.getClass().getName());
            driver.writeExternal(out);
        }
    }
    // persist allQueries
    synchronized (allQueries) {
        out.writeInt(allQueries.size());
        for (QueryContext ctx : allQueries.values()) {
            out.writeObject(ctx);
            boolean isDriverAvailable = (ctx.getSelectedDriver() != null);
            out.writeBoolean(isDriverAvailable);
            if (isDriverAvailable) {
                out.writeUTF(ctx.getSelectedDriver().getClass().getName());
            }
        }
    }
    LOG.info("Persisted " + allQueries.size() + " queries");
}

---

From source file:org.apache.lens.driver.hive.HiveDriver.java

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    // Write the query handle to hive handle map to output
    synchronized (hiveHandles) {
        out.writeInt(hiveHandles.size());
        for (Map.Entry<QueryHandle, OperationHandle> entry : hiveHandles.entrySet()) {
            out.writeObject(entry.getKey());
            out.writeObject(entry.getValue().toTOperationHandle());
            log.debug("Hive driver {} persisted {}:{}", getFullyQualifiedName(), entry.getKey(),
                    entry.getValue());/*from  w w w  .j  a v a  2s  . c  o  m*/
        }
        log.info("Hive driver {} persisted {} queries ", getFullyQualifiedName(), hiveHandles.size());
        out.writeInt(lensToHiveSession.size());
        for (Map.Entry<String, SessionHandle> entry : lensToHiveSession.entrySet()) {
            out.writeUTF(entry.getKey());
            out.writeObject(entry.getValue().toTSessionHandle());
        }
        log.info("Hive driver {} persisted {} sessions", getFullyQualifiedName(), lensToHiveSession.size());
        out.writeInt(opHandleToSession.size());
        for (Map.Entry<OperationHandle, SessionHandle> entry : opHandleToSession.entrySet()) {
            out.writeObject(entry.getKey().toTOperationHandle());
            out.writeObject(entry.getValue().toTSessionHandle());
        }
        log.info("Hive driver {} persisted {} operation handles", getFullyQualifiedName(),
                opHandleToSession.size());
        out.writeInt(orphanedHiveSessions.size());
        for (SessionHandle sessionHandle : orphanedHiveSessions) {
            out.writeObject(sessionHandle.toTSessionHandle());
        }
        log.info("Hive driver {} persisted {} orphaned sessions", getFullyQualifiedName(),
                orphanedHiveSessions.size());
    }
}

---

From source file:org.apache.tapestry.engine.AbstractEngine.java

/**
 *  Writes the following properties:/* w  ww.  j a v a2  s.c o  m*/
 *
 *  <ul>
 *  <li>locale name ({@link Locale#toString()})
 *  <li>visit
 *  </ul>
 *
 **/

public void writeExternal(ObjectOutput out) throws IOException {
    out.writeUTF(_locale.toString());
    out.writeObject(_visit);
}

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