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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [org/] [omg/] [CORBA/] [ValueBaseHelper.java] - Blame information for rev 775

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1 775 jeremybenn
/* ValueBaseHelper.java --
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   Copyright (C) 2005, 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING.  If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library.  Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module.  An independent module is a module which is not derived from
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or based on this library.  If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so.  If you do not wish to do so, delete this
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exception statement from your version. */
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package org.omg.CORBA;
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import gnu.CORBA.CDR.Vio;
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import gnu.CORBA.typecodes.RecordTypeCode;
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import org.omg.CORBA.portable.InputStream;
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import org.omg.CORBA.portable.OutputStream;
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import org.omg.CORBA.portable.ValueBase;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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/**
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 * A helper operations for the value base type ({@link ValueBase}).
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 *
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 * @since 1.3
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 *
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 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
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 */
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public abstract class ValueBaseHelper
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{
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  /**
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   * Extract the value type from the given Any.
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   *
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   * @param a the Any to extract from.
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   *
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   * @return the extracted value type.
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   */
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  public static Serializable extract(Any a)
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  {
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    return a.extract_Value();
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  }
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  /**
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   * Return the value base helper repository id.
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   *
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   * @return IDL:omg.org/CORBA/ValueBase:1.0, always.
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   */
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  public static String id()
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  {
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    return "IDL:omg.org/CORBA/ValueBase:1.0";
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  }
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  /**
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   * Insert the value base that is Serializable into
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   * the given Any.
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   *
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   * @param a the Any to insert into.
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   * @param that the value base to insert.
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   */
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  public static void insert(Any a, Serializable that)
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  {
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    a.insert_Value(that);
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  }
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  /**
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   * Read the value base from the given input stream.
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   *
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   * @param input a stream to read from.
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   *
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   * @return the loaded value.
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   *
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   * @throws MARSHAL if the reading has failed due any reason.
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   */
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  public static Serializable read(InputStream input)
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  {
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    return Vio.read(input);
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  }
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  /**
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   * Get the typecode of the value type.
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   * @return the typecode of the value type
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   */
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  public static TypeCode type()
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  {
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    RecordTypeCode r = new RecordTypeCode(TCKind.tk_value);
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    return r;
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  }
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  /**
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   * Write the value base into the given stream.
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   *
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   * If the passed value implements the {@link CustomMarshal},
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   * the helper uses {@link CustomMarshal#marshal}
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   * to write the content in a user defined way. Otherwise,
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   * this implementation initialises the {@link ObjectOutputStream}
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   * and writes through it.
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   *
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   * @param output a stream to write to.
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   *
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   * @param value a value to write.
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   *
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   * @throws MARSHAL if the writing failed due any reason.
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   */
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  public static void write(OutputStream output, Serializable value)
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  {
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    Vio.write(output, value);
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  }
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}

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