| /* |
| * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package javax.management.relation; |
| |
| |
| import com.sun.jmx.mbeanserver.GetPropertyAction; |
| |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.io.ObjectStreamField; |
| import java.io.Serializable; |
| |
| import java.security.AccessController; |
| import java.util.Iterator; |
| |
| /** |
| * Represents the result of a multiple access to several roles of a relation |
| * (either for reading or writing). |
| * |
| * <p>The <b>serialVersionUID</b> of this class is <code>-6304063118040985512L</code>. |
| * |
| * @since 1.5 |
| */ |
| @SuppressWarnings("serial") |
| public class RoleResult implements Serializable { |
| |
| // Serialization compatibility stuff: |
| // Two serial forms are supported in this class. The selected form depends |
| // on system property "jmx.serial.form": |
| // - "1.0" for JMX 1.0 |
| // - any other value for JMX 1.1 and higher |
| // |
| // Serial version for old serial form |
| private static final long oldSerialVersionUID = 3786616013762091099L; |
| // |
| // Serial version for new serial form |
| private static final long newSerialVersionUID = -6304063118040985512L; |
| // |
| // Serializable fields in old serial form |
| private static final ObjectStreamField[] oldSerialPersistentFields = |
| { |
| new ObjectStreamField("myRoleList", RoleList.class), |
| new ObjectStreamField("myRoleUnresList", RoleUnresolvedList.class) |
| }; |
| // |
| // Serializable fields in new serial form |
| private static final ObjectStreamField[] newSerialPersistentFields = |
| { |
| new ObjectStreamField("roleList", RoleList.class), |
| new ObjectStreamField("unresolvedRoleList", RoleUnresolvedList.class) |
| }; |
| // |
| // Actual serial version and serial form |
| private static final long serialVersionUID; |
| /** |
| * @serialField roleList RoleList List of roles successfully accessed |
| * @serialField unresolvedRoleList RoleUnresolvedList List of roles unsuccessfully accessed |
| */ |
| private static final ObjectStreamField[] serialPersistentFields; |
| private static boolean compat = false; |
| static { |
| try { |
| GetPropertyAction act = new GetPropertyAction("jmx.serial.form"); |
| String form = AccessController.doPrivileged(act); |
| compat = (form != null && form.equals("1.0")); |
| } catch (Exception e) { |
| // OK : Too bad, no compat with 1.0 |
| } |
| if (compat) { |
| serialPersistentFields = oldSerialPersistentFields; |
| serialVersionUID = oldSerialVersionUID; |
| } else { |
| serialPersistentFields = newSerialPersistentFields; |
| serialVersionUID = newSerialVersionUID; |
| } |
| } |
| // |
| // END Serialization compatibility stuff |
| |
| // |
| // Private members |
| // |
| |
| /** |
| * @serial List of roles successfully accessed |
| */ |
| private RoleList roleList = null; |
| |
| /** |
| * @serial List of roles unsuccessfully accessed |
| */ |
| private RoleUnresolvedList unresolvedRoleList = null; |
| |
| // |
| // Constructor |
| // |
| |
| /** |
| * Constructor. |
| * |
| * @param list list of roles successfully accessed. |
| * @param unresolvedList list of roles not accessed (with problem |
| * descriptions). |
| */ |
| public RoleResult(RoleList list, |
| RoleUnresolvedList unresolvedList) { |
| |
| setRoles(list); |
| setRolesUnresolved(unresolvedList); |
| return; |
| } |
| |
| // |
| // Accessors |
| // |
| |
| /** |
| * Retrieves list of roles successfully accessed. |
| * |
| * @return a RoleList |
| * |
| * @see #setRoles |
| */ |
| public RoleList getRoles() { |
| return roleList; |
| } |
| |
| /** |
| * Retrieves list of roles unsuccessfully accessed. |
| * |
| * @return a RoleUnresolvedList. |
| * |
| * @see #setRolesUnresolved |
| */ |
| public RoleUnresolvedList getRolesUnresolved() { |
| return unresolvedRoleList; |
| } |
| |
| /** |
| * Sets list of roles successfully accessed. |
| * |
| * @param list list of roles successfully accessed |
| * |
| * @see #getRoles |
| */ |
| public void setRoles(RoleList list) { |
| if (list != null) { |
| |
| roleList = new RoleList(); |
| |
| for (Iterator<?> roleIter = list.iterator(); |
| roleIter.hasNext();) { |
| Role currRole = (Role)(roleIter.next()); |
| roleList.add((Role)(currRole.clone())); |
| } |
| } else { |
| roleList = null; |
| } |
| return; |
| } |
| |
| /** |
| * Sets list of roles unsuccessfully accessed. |
| * |
| * @param unresolvedList list of roles unsuccessfully accessed |
| * |
| * @see #getRolesUnresolved |
| */ |
| public void setRolesUnresolved(RoleUnresolvedList unresolvedList) { |
| if (unresolvedList != null) { |
| |
| unresolvedRoleList = new RoleUnresolvedList(); |
| |
| for (Iterator<?> roleUnresIter = unresolvedList.iterator(); |
| roleUnresIter.hasNext();) { |
| RoleUnresolved currRoleUnres = |
| (RoleUnresolved)(roleUnresIter.next()); |
| unresolvedRoleList.add((RoleUnresolved)(currRoleUnres.clone())); |
| } |
| } else { |
| unresolvedRoleList = null; |
| } |
| return; |
| } |
| |
| /** |
| * Deserializes a {@link RoleResult} from an {@link ObjectInputStream}. |
| */ |
| private void readObject(ObjectInputStream in) |
| throws IOException, ClassNotFoundException { |
| if (compat) |
| { |
| // Read an object serialized in the old serial form |
| // |
| ObjectInputStream.GetField fields = in.readFields(); |
| roleList = (RoleList) fields.get("myRoleList", null); |
| if (fields.defaulted("myRoleList")) |
| { |
| throw new NullPointerException("myRoleList"); |
| } |
| unresolvedRoleList = (RoleUnresolvedList) fields.get("myRoleUnresList", null); |
| if (fields.defaulted("myRoleUnresList")) |
| { |
| throw new NullPointerException("myRoleUnresList"); |
| } |
| } |
| else |
| { |
| // Read an object serialized in the new serial form |
| // |
| in.defaultReadObject(); |
| } |
| } |
| |
| |
| /** |
| * 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(); |
| } |
| } |
| } |