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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/org/omg/IOP/ServiceContextHelper.java
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+/* ServiceContextHelper.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.IOP;
+
+import gnu.CORBA.Minor;
+import gnu.CORBA.OrbRestricted;
+
+import org.omg.CORBA.Any;
+import org.omg.CORBA.BAD_OPERATION;
+import org.omg.CORBA.ORB;
+import org.omg.CORBA.StructMember;
+import org.omg.CORBA.TCKind;
+import org.omg.CORBA.TypeCode;
+import org.omg.CORBA.portable.InputStream;
+import org.omg.CORBA.portable.OutputStream;
+
+/**
+* A helper operations for the structure {@link ServiceContext}.
+*
+* @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
+*/
+public abstract class ServiceContextHelper
+{
+ /**
+ * Create the ServiceContext typecode (structure, named "ServiceContext"). The
+ * typecode states that the structure contains the following fields:
+ * context_id, context_data.
+ */
+ public static TypeCode type()
+ {
+ ORB orb = OrbRestricted.Singleton;
+ StructMember[] members = new StructMember[2];
+
+ TypeCode field;
+
+ field = orb.create_alias_tc("IDL:omg.org/IOP/ServiceId:1.0", "ServiceId",
+ orb.get_primitive_tc(TCKind.tk_ulong));
+ members[0] = new StructMember("context_id", field, null);
+
+ field = orb.create_sequence_tc(0, orb.get_primitive_tc(TCKind.tk_octet));
+ members[1] = new StructMember("context_data", field, null);
+ return orb.create_struct_tc(id(), "ServiceContext", members);
+ }
+
+ /**
+ * Insert the ServiceContext into the given Any. This method uses the
+ * ServiceContextHolder.
+ *
+ * @param any the Any to insert into.
+ * @param that the ServiceContext to insert.
+ */
+ public static void insert(Any any, ServiceContext that)
+ {
+ any.insert_Streamable(new ServiceContextHolder(that));
+ }
+
+ /**
+ * Extract the ServiceContext from given Any.
+ * This method uses the ServiceContextHolder.
+ *
+ * @throws BAD_OPERATION if the passed Any does not contain ServiceContext.
+ */
+ public static ServiceContext extract(Any any)
+ {
+ try
+ {
+ return ((ServiceContextHolder) any.extract_Streamable()).value;
+ }
+ catch (ClassCastException cex)
+ {
+ BAD_OPERATION bad = new BAD_OPERATION("ServiceContext expected");
+ bad.minor = Minor.Any;
+ bad.initCause(cex);
+ throw bad;
+ }
+ }
+
+ /**
+ * Get the ServiceContext repository id.
+ *
+ * @return "IDL:omg.org/IOP/ServiceContext:1.0", always.
+ */
+ public static String id()
+ {
+ return "IDL:omg.org/IOP/ServiceContext:1.0";
+ }
+
+ /**
+ * Read the context from the CDR intput stream (first id, then
+ * data as a flexible length byte sequence).
+ *
+ * @param input a org.omg.CORBA.portable stream to read from.
+ */
+ public static ServiceContext read(InputStream input)
+ {
+ ServiceContext value = new ServiceContext();
+ value.context_id = input.read_long();
+ value.context_data = new byte[ input.read_long() ];
+ for (int i0 = 0; i0 < value.context_data.length; i0++)
+ value.context_data [ i0 ] = input.read_octet();
+ return value;
+ }
+
+ /**
+ * Write the context to the CDR output stream (first id, then
+ * data as a flexible length byte sequence).
+ *
+ * @param output a org.omg.CORBA.portable stream stream to write into.
+ * @param value a value to write.
+ */
+ public static void write(OutputStream output, ServiceContext value)
+ {
+ output.write_long(value.context_id);
+ output.write_long(value.context_data.length);
+ for (int i0 = 0; i0 < value.context_data.length; i0++)
+ output.write_octet(value.context_data [ i0 ]);
+ }
+}