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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/CORBA/BooleanSeqHelper.java
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+/* BooleanSeqHelper.java --
+ Copyright (C) 2005, 2006 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.typecodes.ArrayTypeCode;
+
+import org.omg.CORBA.TypeCodePackage.BadKind;
+import org.omg.CORBA.portable.InputStream;
+import org.omg.CORBA.portable.OutputStream;
+import org.omg.CORBA.portable.Streamable;
+
+/**
+ * Provides static helper methods for working with
+ * CORBA sequence of <code>boolean</code>
+ * (<code>BooleanSeq</code>).
+ *
+ * @author Audrius Meskauskas (AudriusA@Bioinformatics.org)
+ */
+public abstract class BooleanSeqHelper
+{
+ /**
+ * Extract the <code>boolean[]</code> from the
+ * given {@link Any}. This implementation expects the
+ * {@link Any} to hold the instance of {@link BooleanSeqHolder}
+ * that is returned by {@link Any#extract_Streamable() }.
+ *
+ * @param a an Any to extract the array from.
+ *
+ * @return the extracted array.
+ *
+ * @throws ClassCastException if the Any contains something other than the
+ * the {@link BooleanSeqHolder}.
+ */
+ public static boolean[] extract(Any a)
+ {
+ BooleanSeqHolder h = (BooleanSeqHolder) a.extract_Streamable();
+ return h.value;
+ }
+
+ /**
+ * Returns the agreed Id, delegating functionality to
+ * the {@link #type()}.id().
+ */
+ public static String id()
+ {
+ try
+ {
+ return type().id();
+ }
+ catch (BadKind ex)
+ {
+ // Should never happen under correct work.
+ throw new Error("Please report this bug.", ex);
+ }
+ }
+
+ /**
+ * Insert into the given <code>boolean[]</code> into the
+ * given {@link Any}. This implementation first creates
+ * a {@link BooleanSeqHolder} and then calls
+ * {@link Any#insert_Streamable(Streamable)}.
+ *
+ * @param into the target Any.
+ * @param that the array to insert.
+ */
+ public static void insert(Any into, boolean[] that)
+ {
+ BooleanSeqHolder holder = new BooleanSeqHolder(that);
+ into.insert_Streamable(holder);
+ }
+
+ /**
+ * Reads the <code>boolean[]</code> from the CORBA input stream.
+ *
+ * @param input the CORBA (not java.io) stream to read from.
+ * @return the value from the stream.
+ */
+ public static boolean[] read(InputStream input)
+ {
+ boolean [] value = new boolean[ input.read_long() ];
+ input.read_boolean_array(value, 0, value.length);
+ return value;
+ }
+
+ /**
+ * Creates and returns a new instance of the TypeCode,
+ * corresponding the CORBA <code>BooleanSeq</code>.
+ * The length of the sequence is left with the initial
+ * value 0.
+ */
+ public static TypeCode type()
+ {
+ return new ArrayTypeCode(TCKind.tk_boolean);
+ }
+
+ /**
+ * Writes the <code>boolean[]</code> into the given stream.
+ *
+ * @param output the CORBA (not java.io) output stream to write.
+ * @param value the value that must be written.
+ */
+ public static void write(OutputStream output, boolean[] value)
+ {
+ output.write_long(value.length);
+ output.write_boolean_array(value, 0, value.length);
+ }
+}