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Diffstat (limited to 'tools/gnu/classpath/tools/rmic/GiopIo.java')
-rw-r--r-- | tools/gnu/classpath/tools/rmic/GiopIo.java | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/tools/gnu/classpath/tools/rmic/GiopIo.java b/tools/gnu/classpath/tools/rmic/GiopIo.java new file mode 100644 index 000000000..0d77d1a78 --- /dev/null +++ b/tools/gnu/classpath/tools/rmic/GiopIo.java @@ -0,0 +1,112 @@ +/* GiopIo.java -- Generates GIOP input/output statements. + Copyright (C) 2006 Free Software Foundation + +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. +*/ + +package gnu.classpath.tools.rmic; + +import java.rmi.Remote; + +import org.omg.CORBA.portable.ObjectImpl; + +/** + * Generates the code for reading and writing data over GIOP stream. + * + * @author Audrius Meskauskas, Lithuania (audriusa@Bioinformatics.org) + */ +public class GiopIo +{ + /** + * Get the statement for writing the variable of the given type to the GIOP ({@link org.omg.CORBA_2_3.portable.OutputStream) stream. The + * stream is always named "out". + * + * @param c + * the class of the object being written + * @param variable + * the variable, where the object value is stored + * @param r + * the parent generator, used to name the class + * @return the write statement. + */ + public static String getWriteStatement(Class c, String variable, SourceGiopRmicCompiler r) + { + if (c.equals(boolean.class)) + return "out.write_boolean(" + variable + ");"; + if (c.equals(byte.class)) + return "out.write_octet(" + variable + ");"; + else if (c.equals(short.class)) + return "out.write_int(" + variable + ");"; + else if (c.equals(int.class)) + return "out.write_long(" + variable + ");"; + else if (c.equals(long.class)) + return "out.write_long_long(" + variable + ");"; + else if (c.equals(double.class)) + return "out.write_double(" + variable + ");"; + else if (c.equals(float.class)) + return "out.write_float(" + variable + ");"; + else if (c.equals(char.class)) + return "out.write_char(" + variable + ");"; + else if (Remote.class.isAssignableFrom(c)) + return "Util.writeRemoteObject(out, " + variable + ");"; + else if (ObjectImpl.class.isAssignableFrom(c)) + return "out.write_Object(" + variable + ");"; + else + return "out.write_value(" + variable + ", " + r.name(c) + ".class);"; + } + + /** + * Get the statement for reading the value of the given type from to the GIOP ({@link org.omg.CORBA_2_3.portable.InputStream) stream. The + * stream is always named "in". + * + * @param c + * the class of the object being written + * @param r + * the parent generator, used to name the class + * @return the right side of the read statement. + */ + public static String getReadStatement(Class c, SourceGiopRmicCompiler r) + { + if (c.equals(boolean.class)) + return "in.read_boolean();"; + else if (c.equals(byte.class)) + return "in.read_octet();"; + else if (c.equals(short.class)) + return "in.read_int();"; + else if (c.equals(int.class)) + return "in.read_long();"; + else if (c.equals(long.class)) + return "in.read_long_long();"; + else if (c.equals(double.class)) + return "in.read_double();"; + else if (c.equals(float.class)) + return "in.read_float();"; + else if (c.equals(char.class)) + return "in.read_char();"; + else if (Remote.class.isAssignableFrom(c)) + return "(" + r.name(c) + + ") PortableRemoteObject.narrow(in.read_Object()," + r.name(c) + + ".class);"; + else if (ObjectImpl.class.isAssignableFrom(c)) + return "in.read_Object();"; + else + return "(" + r.name(c) + + ") in.read_value(" + r.name(c) + ".class);"; + } + +} |