144 lines
4.5 KiB
Java
144 lines
4.5 KiB
Java
/* ULongLongSeqHelper.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.typecodes.ArrayTypeCode;
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import org.omg.CORBA.TypeCodePackage.BadKind;
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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.Streamable;
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/**
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* Provides static helper methods for working with
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* CORBA sequence of <code>long</code>
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* (<code>ULongLongSeq</code>).
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*
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* @author Audrius Meskauskas (AudriusA@Bioinformatics.org)
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*/
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public abstract class ULongLongSeqHelper
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{
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/**
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* Extract the <code>long[]</code> from the
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* given {@link Any}. This implementation expects the
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* {@link Any} to hold the instance of {@link ULongLongSeqHolder}
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* that is returned by {@link Any#extract_Streamable() }.
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*
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* @param a an Any to extract the array from.
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*
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* @return the extracted array.
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*
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* @throws ClassCastException if the Any contains something other than the
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* the {@link ULongLongSeqHolder}.
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*/
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public static long[] extract(Any a)
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{
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ULongLongSeqHolder h = (ULongLongSeqHolder) a.extract_Streamable();
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return h.value;
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}
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/**
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* Returns the agreed Id, delegating functionality to
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* the {@link #type()}.id().
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*/
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public static String id()
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{
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try
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{
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return type().id();
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}
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catch (BadKind ex)
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{
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// Should never happen under correct work.
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throw new Error("Please report this bug.", ex);
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}
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}
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/**
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* Insert into the given <code>long[]</code> into the
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* given {@link Any}. This implementation first creates
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* a {@link ULongLongSeqHolder} and then calls
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* {@link Any#insert_Streamable(Streamable)}.
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*
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* @param into the target Any.
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* @param that the array to insert.
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*/
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public static void insert(Any into, long[] that)
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{
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ULongLongSeqHolder holder = new ULongLongSeqHolder(that);
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into.insert_Streamable(holder);
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}
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/**
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* Reads the <code>long[]</code> from the CORBA input stream.
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*
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* @param input the CORBA (not java.io) stream to read from.
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* @return the value from the stream.
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*/
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public static long[] read(InputStream input)
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{
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long[] value = new long[ input.read_long() ];
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input.read_ulonglong_array(value, 0, value.length);
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return value;
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}
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/**
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* Creates and returns a new instance of the TypeCode,
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* corresponding the CORBA <code>ULongLongSeq</code>.
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* The length of the sequence is left with the initial
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* value 0.
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*/
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public static TypeCode type()
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{
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return new ArrayTypeCode(TCKind.tk_ulong);
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}
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/**
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* Writes the <code>long[]</code> into the given stream.
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*
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* @param output the CORBA (not java.io) output stream to write.
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* @param value the value that must be written.
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*/
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public static void write(OutputStream output, long[] value)
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{
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output.write_long(value.length);
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output.write_ulonglong_array(value, 0, value.length);
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}
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}
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