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Diffstat (limited to 'libjava/classpath/org/omg/CORBA/ValueMemberHelper.java')
| -rw-r--r-- | libjava/classpath/org/omg/CORBA/ValueMemberHelper.java | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/libjava/classpath/org/omg/CORBA/ValueMemberHelper.java b/libjava/classpath/org/omg/CORBA/ValueMemberHelper.java new file mode 100644 index 00000000000..208623c2e7b --- /dev/null +++ b/libjava/classpath/org/omg/CORBA/ValueMemberHelper.java @@ -0,0 +1,207 @@ +/* ValueMemberHelper.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 org.omg.CORBA; + +import gnu.CORBA.Restricted_ORB; +import gnu.CORBA.TypeCodeHelper; + +import org.omg.CORBA.portable.InputStream; +import org.omg.CORBA.portable.OutputStream; + +/** + * The helper operations for the value member. + * + * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) + */ +public abstract class ValueMemberHelper +{ + /** + * The cached typecode value, computed once. + */ + private static TypeCode typeCode = null; + + /** + * Used when creating typecodes with recursive value members. + */ + private static boolean active = false; + + /** + * Insert the value member into the given Any. + */ + public static void insert(Any a, ValueMember that) + { + OutputStream out = a.create_output_stream(); + a.type(type()); + write(out, that); + a.read_value(out.create_input_stream(), type()); + } + + /** + * Extract the value member from the given Any. + */ + public static ValueMember extract(Any a) + { + return read(a.create_input_stream()); + } + + /** + * Create a typecode for this value member. + */ + public static synchronized TypeCode type() + { + if (typeCode == null) + { + synchronized (TypeCode.class) + { + if (typeCode == null) + { + ORB orb = Restricted_ORB.Singleton; + + if (active) + { + return orb.create_recursive_tc(id()); + } + active = true; + + StructMember[] members = new StructMember[ 7 ]; + TypeCode member; + member = orb.create_string_tc(0); + member = + orb.create_alias_tc(IdentifierHelper.id(), "Identifier", + member + ); + members [ 0 ] = new StructMember("name", member, null); + member = orb.create_string_tc(0); + member = + orb.create_alias_tc(RepositoryIdHelper.id(), "RepositoryId", + member + ); + members [ 1 ] = new StructMember("id", member, null); + member = orb.create_string_tc(0); + member = + orb.create_alias_tc(RepositoryIdHelper.id(), "RepositoryId", + member + ); + members [ 2 ] = new StructMember("defined_in", member, null); + member = orb.create_string_tc(0); + member = + orb.create_alias_tc(VersionSpecHelper.id(), "VersionSpec", + member + ); + members [ 3 ] = new StructMember("version", member, null); + member = orb.create_string_tc(0); + member = orb.get_primitive_tc(TCKind.tk_TypeCode); + members [ 4 ] = new StructMember("type", member, null); + member = IDLTypeHelper.type(); + members [ 5 ] = new StructMember("type_def", member, null); + member = orb.get_primitive_tc(TCKind.tk_short); + member = + orb.create_alias_tc(VisibilityHelper.id(), "Visibility", + member + ); + members [ 6 ] = new StructMember("access", member, null); + typeCode = + orb.create_struct_tc(ValueMemberHelper.id(), "ValueMember", + members + ); + active = false; + } + } + } + return typeCode; + } + + /** + * Return the ValueMember repository id. + * + * @return "IDL:omg.org/CORBA/ValueMember:1.0", always. + */ + public static String id() + { + return "IDL:omg.org/CORBA/ValueMember:1.0"; + } + + /** + * Reads the value member from the given stream. + */ + public static ValueMember read(InputStream istream) + { + try + { + ValueMember value = new ValueMember(); + value.name = istream.read_string(); + value.id = istream.read_string(); + value.defined_in = istream.read_string(); + value.version = istream.read_string(); + value.type = TypeCodeHelper.read(istream); + value.type_def = IDLTypeHelper.read(istream); + value.access = istream.read_short(); + return value; + } + catch (UserException ex) + { + MARSHAL m = new MARSHAL(); + m.initCause(ex); + throw m; + } + } + + /** + * Writes the value member to the given stream. + */ + public static void write(OutputStream ostream, ValueMember value) + { + try + { + ostream.write_string(value.name); + ostream.write_string(value.id); + ostream.write_string(value.defined_in); + ostream.write_string(value.version); + TypeCodeHelper.write(ostream, value.type); + IDLTypeHelper.write(ostream, value.type_def); + ostream.write_short(value.access); + } + catch (UserException ex) + { + MARSHAL m = new MARSHAL(); + m.initCause(ex); + throw m; + } + } +}
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