| /* RecordAny.java -- |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.CORBA.DynAn; |
| |
| import gnu.CORBA.Unexpected; |
| import gnu.CORBA.HolderLocator; |
| |
| import org.omg.CORBA.Any; |
| import org.omg.CORBA.ORB; |
| import org.omg.CORBA.TCKind; |
| import org.omg.CORBA.TypeCode; |
| import org.omg.CORBA.TypeCodePackage.BadKind; |
| import org.omg.CORBA.TypeCodePackage.Bounds; |
| import org.omg.CORBA.portable.Streamable; |
| import org.omg.DynamicAny.DynAny; |
| import org.omg.DynamicAny.DynAnyPackage.InvalidValue; |
| import org.omg.DynamicAny.DynAnyPackage.TypeMismatch; |
| import org.omg.DynamicAny.DynStruct; |
| import org.omg.DynamicAny.DynValueCommonOperations; |
| import org.omg.DynamicAny.NameDynAnyPair; |
| import org.omg.DynamicAny.NameValuePair; |
| |
| import java.io.Serializable; |
| |
| import java.lang.reflect.Field; |
| |
| /** |
| * A shared base for both dynamic structure an dynamic value final_type. |
| * |
| * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) |
| */ |
| public abstract class RecordAny |
| extends DivideableAny |
| implements DynAny, Serializable |
| { |
| /** |
| * Use serialVersionUID for interoperability. |
| */ |
| private static final long serialVersionUID = 1; |
| String[] fNames; |
| |
| /** |
| * Creates the structure with the given typecode. |
| * |
| * @param fields The DynAny's, representing the fields of the structure. |
| */ |
| public RecordAny(TypeCode oType, TypeCode aType, |
| gnuDynAnyFactory aFactory, ORB anOrb |
| ) |
| { |
| super(oType, aType, aFactory, anOrb); |
| } |
| |
| /** @inheritDoc */ |
| public TCKind current_member_kind() |
| throws TypeMismatch, InvalidValue |
| { |
| if (array.length == 0) |
| throw new TypeMismatch(EMPTY); |
| try |
| { |
| return final_type.member_type(pos).kind(); |
| } |
| catch (BadKind e) |
| { |
| TypeMismatch t = new TypeMismatch(); |
| t.initCause(e); |
| throw t; |
| } |
| catch (Bounds e) |
| { |
| InvalidValue t = new InvalidValue(); |
| t.initCause(e); |
| throw t; |
| } |
| } |
| |
| /** @inheritDoc */ |
| public String current_member_name() |
| throws TypeMismatch, InvalidValue |
| { |
| if (array.length == 0) |
| throw new TypeMismatch(EMPTY); |
| try |
| { |
| return final_type.member_name(pos); |
| } |
| catch (BadKind e) |
| { |
| TypeMismatch t = new TypeMismatch(); |
| t.initCause(e); |
| throw t; |
| } |
| catch (Bounds e) |
| { |
| InvalidValue t = new InvalidValue(); |
| t.initCause(e); |
| throw t; |
| } |
| } |
| |
| /** |
| * Get content of the structure. This method must be defined on a different |
| * name because get_members_as_dyn_any() throws exception only in some of the |
| * supported interfaces. |
| */ |
| public NameDynAnyPair[] gnu_get_members_as_dyn_any() |
| { |
| NameDynAnyPair[] r = new NameDynAnyPair[ array.length ]; |
| for (int i = 0; i < r.length; i++) |
| { |
| try |
| { |
| r [ i ] = new NameDynAnyPair(fNames [ i ], array [ i ]); |
| } |
| catch (Exception ex) |
| { |
| throw new Unexpected(ex); |
| } |
| } |
| return r; |
| } |
| |
| /** |
| * Get content of the structure. This method must be defined on a different |
| * name because get_members_as_dyn_any() throws exception only in some of the |
| * supported interfaces. |
| */ |
| public NameValuePair[] gnu_get_members() |
| { |
| NameValuePair[] r = new NameValuePair[ array.length ]; |
| for (int i = 0; i < r.length; i++) |
| { |
| try |
| { |
| r [ i ] = new NameValuePair(fNames [ i ], array [ i ].to_any()); |
| } |
| catch (Exception ex) |
| { |
| throw new Unexpected(ex); |
| } |
| } |
| return r; |
| } |
| |
| /** |
| * Set members from the provided array. |
| */ |
| public void set_members_as_dyn_any(NameDynAnyPair[] value) |
| throws TypeMismatch, InvalidValue |
| { |
| if (value.length != array.length) |
| throw new InvalidValue(sizeMismatch(array.length, value.length)); |
| |
| for (int i = 0; i < value.length; i++) |
| { |
| DynAny dynAny = value [ i ].value; |
| checkType(dynAny.type(), i); |
| checkName(value [ i ].id, i); |
| |
| array [ i ] = dynAny; |
| } |
| pos = 0; |
| } |
| |
| /** |
| * Check the name at the given position ("" matches everything). |
| */ |
| private void checkName(String xName, int i) |
| throws TypeMismatch |
| { |
| if (xName.length() > 0 && fNames [ i ].length() > 0) |
| if (!xName.equals(fNames [ i ])) |
| throw new TypeMismatch("Field name mismatch " + xName + " expected " + |
| fNames [ i ] |
| ); |
| } |
| |
| /** |
| * Check the type at the given position. |
| */ |
| private void checkType(TypeCode t, int i) |
| throws TypeMismatch |
| { |
| if (!array [ i ].type().equal(t)) |
| throw new TypeMismatch(typeMismatch(array [ i ].type(), t) + " field " + |
| i |
| ); |
| } |
| |
| /** |
| * Set members from the provided array. |
| */ |
| public void set_members(NameValuePair[] value) |
| throws TypeMismatch, InvalidValue |
| { |
| if (value.length != array.length) |
| throw new InvalidValue(sizeMismatch(array.length, value.length)); |
| |
| for (int i = 0; i < value.length; i++) |
| { |
| Any any = value [ i ].value; |
| checkType(any.type(), i); |
| checkName(value [ i ].id, i); |
| |
| array [ i ].from_any(any); |
| } |
| pos = 0; |
| } |
| |
| /** @inheritDoc */ |
| public void assign(DynAny from) |
| throws TypeMismatch |
| { |
| checkType(official_type, from.type()); |
| if (from instanceof DynStruct) |
| { |
| try |
| { |
| set_members_as_dyn_any(((DynStruct) from).get_members_as_dyn_any()); |
| } |
| catch (InvalidValue e) |
| { |
| TypeMismatch t = new TypeMismatch("Invalid value"); |
| t.initCause(e); |
| throw t; |
| } |
| } |
| else |
| throw new TypeMismatch("Not a DynStruct"); |
| } |
| |
| /** |
| * Create a copy. |
| */ |
| public DynAny copy() |
| { |
| DynAny[] c = new DynAny[ array.length ]; |
| for (int i = 0; i < c.length; i++) |
| { |
| c [ i ] = array [ i ].copy(); |
| } |
| |
| RecordAny d = newInstance(official_type, final_type, factory, orb); |
| d.array = c; |
| return d; |
| } |
| |
| /** |
| * Create a new instance when copying. |
| */ |
| protected abstract RecordAny newInstance(TypeCode oType, TypeCode aType, |
| gnuDynAnyFactory aFactory, |
| ORB anOrb |
| ); |
| |
| /** |
| * Done via reflection. |
| */ |
| public Any to_any() |
| { |
| try |
| { |
| Streamable sHolder = HolderLocator.createHolder(official_type); |
| |
| Class sHolderClass = sHolder.getClass(); |
| Field sHolderValue = sHolderClass.getField("value"); |
| Class sClass = sHolderValue.getType(); |
| |
| Object structure = sClass.newInstance(); |
| Object member; |
| Any am; |
| Field vread; |
| Field vwrite; |
| Streamable memberHolder; |
| |
| for (int i = 0; i < array.length; i++) |
| { |
| am = array [ i ].to_any(); |
| memberHolder = am.extract_Streamable(); |
| vwrite = structure.getClass().getField(final_type.member_name(i)); |
| vread = memberHolder.getClass().getField("value"); |
| member = vread.get(memberHolder); |
| vwrite.set(structure, member); |
| } |
| |
| Any g = createAny(); |
| sHolderValue.set(sHolder, structure); |
| g.insert_Streamable(sHolder); |
| g.type(official_type); |
| return g; |
| } |
| catch (Exception e) |
| { |
| throw new Unexpected(e); |
| } |
| } |
| |
| /** |
| * Done via reflection. |
| */ |
| public void from_any(Any an_any) |
| throws TypeMismatch, InvalidValue |
| { |
| checkType(official_type, an_any.type()); |
| try |
| { |
| Streamable s = an_any.extract_Streamable(); |
| if (s == null) |
| { |
| if (this instanceof DynValueCommonOperations) |
| { |
| ((DynValueCommonOperations) this).set_to_null(); |
| return; |
| } |
| else |
| throw new InvalidValue(ISNULL); |
| } |
| |
| Object structure = s.getClass().getField("value").get(s); |
| if (structure == null && (this instanceof DynValueCommonOperations)) |
| { |
| ((DynValueCommonOperations) this).set_to_null(); |
| return; |
| } |
| |
| Any member; |
| Streamable holder; |
| Object field; |
| TypeCode fType; |
| Field fField; |
| |
| for (int i = 0; i < array.length; i++) |
| { |
| fField = structure.getClass().getField(fNames [ i ]); |
| field = fField.get(structure); |
| fType = array [ i ].type(); |
| holder = HolderLocator.createHolder(fType); |
| |
| member = createAny(); |
| holder.getClass().getField("value").set(holder, field); |
| member.insert_Streamable(holder); |
| member.type(fType); |
| |
| array [ i ].from_any(member); |
| } |
| |
| if (this instanceof DynValueCommonOperations) |
| ((DynValueCommonOperations) this).set_to_value(); |
| } |
| catch (InvalidValue v) |
| { |
| throw v; |
| } |
| catch (NoSuchFieldException ex) |
| { |
| TypeMismatch v = |
| new TypeMismatch("holder value does not match typecode"); |
| v.initCause(ex); |
| throw v; |
| } |
| catch (Exception ex) |
| { |
| TypeMismatch t = new TypeMismatch(); |
| t.initCause(ex); |
| throw t; |
| } |
| } |
| |
| // GCJ LOCAL - package private delegates to work around bug in gnuDynValue. |
| int record_component_count() |
| { |
| return component_count(); |
| } |
| |
| boolean record_equal(DynAny o) |
| { |
| return equal(o); |
| } |
| } |