Java ObjectOutputStream.writeFields方法代码示例

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes a {@link ModelMBeanNotificationInfo} to an
 * {@link ObjectOutputStream}.
 **/
private void writeObject(ObjectOutputStream out)
    throws IOException {
    if (compat) {
        // Serializes this instance in the old serial form
        //
        ObjectOutputStream.PutField fields = out.putFields();
        fields.put("notificationDescriptor", notificationDescriptor);
        fields.put("currClass", currClass);
        out.writeFields();
    } else {
        // Serializes this instance in the new serial form
        //
        out.defaultWriteObject();
    }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes an {@link XMLParseException} to an {@link ObjectOutputStream}.
 */
private void writeObject(ObjectOutputStream out)
        throws IOException {
  if (compat)
  {
    // Serializes this instance in the old serial form
    //
    ObjectOutputStream.PutField fields = out.putFields();
    fields.put("msgStr", getMessage());
    out.writeFields();
  }
  else
  {
    // Serializes this instance in the new serial form
    //
    out.defaultWriteObject();
  }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
     * Save the {@code BigInteger} instance to a stream.
     * The magnitude of a BigInteger is serialized as a byte array for
     * historical reasons.
     *
     * @serialData two necessary fields are written as well as obsolete
     *             fields for compatibility with older versions.
     */
    private void writeObject(ObjectOutputStream s) throws IOException {
        // set the values of the Serializable fields
        ObjectOutputStream.PutField fields = s.putFields();
        fields.put("signum", signum);
        fields.put("magnitude", magSerializedForm());
        // The values written for cached fields are compatible with older
        // versions, but are ignored in readObject so don't otherwise matter.
        fields.put("bitCount", -1);
        fields.put("bitLength", -1);
        fields.put("lowestSetBit", -2);
        fields.put("firstNonzeroByteNum", -2);

        // save them
        s.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes a {@link RoleUnresolved} to an {@link ObjectOutputStream}.
 */
private void writeObject(ObjectOutputStream out)
        throws IOException {
  if (compat)
  {
    // Serializes this instance in the old serial form
    //
    ObjectOutputStream.PutField fields = out.putFields();
    fields.put("myRoleName", roleName);
    fields.put("myRoleValue", roleValue);
    fields.put("myPbType", problemType);
    out.writeFields();
  }
  else
  {
    // Serializes this instance in the new serial form
    //
    out.defaultWriteObject();
  }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * @serialData Default fields.
 */
/*
 * Writes the contents of the permsMap field out as a Hashtable for
 * serialization compatibility with earlier releases. allPermission
 * unchanged.
 */
private void writeObject(ObjectOutputStream out) throws IOException {
    // Don't call out.defaultWriteObject()

    // Copy perms into a Hashtable
    Hashtable<Class<?>, PermissionCollection> perms =
        new Hashtable<>(permsMap.size()*2); // no sync; estimate
    synchronized (this) {
        perms.putAll(permsMap);
    }

    // Write out serializable fields
    ObjectOutputStream.PutField pfields = out.putFields();

    pfields.put("allPermission", allPermission); // no sync; staleness OK
    pfields.put("perms", perms);
    out.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes a {@link NumericValueExp} to an {@link ObjectOutputStream}.
 */
private void writeObject(ObjectOutputStream out)
        throws IOException {
  if (compat)
  {
    // Serializes this instance in the old serial form
    //
    ObjectOutputStream.PutField fields = out.putFields();
    fields.put("doubleVal", doubleValue());
    fields.put("longVal", longValue());
    fields.put("valIsLong", isLong());
    out.writeFields();
  }
  else
  {
    // Serializes this instance in the new serial form
    //
    out.defaultWriteObject();
  }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes a {@link RoleResult} to an {@link ObjectOutputStream}.
 */
private void writeObject(ObjectOutputStream out)
        throws IOException {
  if (compat)
  {
    // Serializes this instance in the old serial form
    //
    ObjectOutputStream.PutField fields = out.putFields();
    fields.put("myRoleList", roleList);
    fields.put("myRoleUnresList", unresolvedRoleList);
    out.writeFields();
  }
  else
  {
    // Serializes this instance in the new serial form
    //
    out.defaultWriteObject();
  }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Writes serializable fields to stream.
 */
private void writeObject(ObjectOutputStream s)
    throws IOException
{
    Hashtable<String, Component> tab = new Hashtable<>();
    int ncomponents = vector.size();
    for (int i = 0; i < ncomponents; i++) {
        Card card = (Card)vector.get(i);
        tab.put(card.name, card.comp);
    }

    ObjectOutputStream.PutField f = s.putFields();
    f.put("hgap", hgap);
    f.put("vgap", vgap);
    f.put("vector", vector);
    f.put("currentCard", currentCard);
    f.put("tab", tab);
    s.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * Serializes a {@link ModelMBeanAttributeInfo} to an {@link ObjectOutputStream}.
 */
private void writeObject(ObjectOutputStream out)
        throws IOException {
  if (compat)
  {
    // Serializes this instance in the old serial form
    //
    ObjectOutputStream.PutField fields = out.putFields();
    fields.put("attrDescriptor", attrDescriptor);
    fields.put("currClass", currClass);
    out.writeFields();
  }
  else
  {
    // Serializes this instance in the new serial form
    //
    out.defaultWriteObject();
  }
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * @serialData "permissions" field (a Vector containing the SocketPermissions).
 */
/*
 * Writes the contents of the perms field out as a Vector for
 * serialization compatibility with earlier releases.
 */
private void writeObject(ObjectOutputStream out) throws IOException {
    // Don't call out.defaultWriteObject()

    // Write out Vector
    Vector<SocketPermission> permissions = new Vector<>(perms.size());

    synchronized (this) {
        permissions.addAll(perms);
    }

    ObjectOutputStream.PutField pfields = out.putFields();
    pfields.put("permissions", permissions);
    out.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * @serialData Default fields.
 */
/*
 * Writes the contents of the perms field out as a Hashtable for
 * serialization compatibility with earlier releases. all_allowed
 * unchanged.
 */
private void writeObject(ObjectOutputStream out) throws IOException {
    // Don't call out.defaultWriteObject()

    // Copy perms into a Hashtable
    Hashtable<String, Permission> permissions =
        new Hashtable<>(perms.size()*2);
    synchronized (this) {
        permissions.putAll(perms);
    }

    // Write out serializable fields
    ObjectOutputStream.PutField pfields = out.putFields();
    pfields.put("all_allowed", all_allowed);
    pfields.put("permissions", permissions);
    out.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/** 重写序列化函数*/
private void writeObject(ObjectOutputStream out) throws IOException{
    ObjectOutputStream.PutField putFields = out.putFields();
    putFields.put("sessionId", Base64.encode(sessionId.getBytes()));
    putFields.put("expired", expired);
    System.out.println("self unserialization " + this.getClass());
    out.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * writeObject is called to save the state of the {@code BatchUpdateException}
 * to a stream.
 */
private void writeObject(ObjectOutputStream s)
        throws IOException, ClassNotFoundException {

    ObjectOutputStream.PutField fields = s.putFields();
    fields.put("updateCounts", updateCounts);
    fields.put("longUpdateCounts", longUpdateCounts);
    s.writeFields();
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * @serialData Null terminated list of <code>PropertyChangeListeners</code>.
 * <p>
 * At serialization time we skip non-serializable listeners and
 * only serialize the serializable listeners.
 */
private void writeObject(ObjectOutputStream s) throws IOException {
    Hashtable<String, PropertyChangeSupport> children = null;
    PropertyChangeListener[] listeners = null;
    synchronized (this.map) {
        for (Entry<String, PropertyChangeListener[]> entry : this.map.getEntries()) {
            String property = entry.getKey();
            if (property == null) {
                listeners = entry.getValue();
            } else {
                if (children == null) {
                    children = new Hashtable<>();
                }
                PropertyChangeSupport pcs = new PropertyChangeSupport(this.source);
                pcs.map.set(null, entry.getValue());
                children.put(property, pcs);
            }
        }
    }
    ObjectOutputStream.PutField fields = s.putFields();
    fields.put("children", children);
    fields.put("source", this.source);
    fields.put("propertyChangeSupportSerializedDataVersion", 2);
    s.writeFields();

    if (listeners != null) {
        for (PropertyChangeListener l : listeners) {
            if (l instanceof Serializable) {
                s.writeObject(l);
            }
        }
    }
    s.writeObject(null);
}
 

import java.io.ObjectOutputStream; //导入方法依赖的package包/类
/**
 * @serialData Null terminated list of {@code VetoableChangeListeners}.
 * <p>
 * At serialization time we skip non-serializable listeners and
 * only serialize the serializable listeners.
 */
private void writeObject(ObjectOutputStream s) throws IOException {
    Hashtable<String, VetoableChangeSupport> children = null;
    VetoableChangeListener[] listeners = null;
    synchronized (this.map) {
        for (Entry<String, VetoableChangeListener[]> entry : this.map.getEntries()) {
            String property = entry.getKey();
            if (property == null) {
                listeners = entry.getValue();
            } else {
                if (children == null) {
                    children = new Hashtable<>();
                }
                VetoableChangeSupport vcs = new VetoableChangeSupport(this.source);
                vcs.map.set(null, entry.getValue());
                children.put(property, vcs);
            }
        }
    }
    ObjectOutputStream.PutField fields = s.putFields();
    fields.put("children", children);
    fields.put("source", this.source);
    fields.put("vetoableChangeSupportSerializedDataVersion", 2);
    s.writeFields();

    if (listeners != null) {
        for (VetoableChangeListener l : listeners) {
            if (l instanceof Serializable) {
                s.writeObject(l);
            }
        }
    }
    s.writeObject(null);
}