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-rw-r--r--bridges/source/jni_uno/jni_helper.h195
1 files changed, 195 insertions, 0 deletions
diff --git a/bridges/source/jni_uno/jni_helper.h b/bridges/source/jni_uno/jni_helper.h
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+/*************************************************************************
+ *
+ * $RCSfile: jni_helper.h,v $
+ *
+ * $Revision: 1.1 $
+ *
+ * last change: $Author: dbo $ $Date: 2002-10-29 10:55:38 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the "License"); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+#ifndef _JNI_HELPER_H_
+#define _JNI_HELPER_H_
+
+#include "jni_base.h"
+#include "jni_info.h"
+
+
+namespace jni_bridge
+{
+
+//--------------------------------------------------------------------------------------------------
+inline void jstring_to_ustring( JNI_attach const & attach, rtl_uString ** out_ustr, jstring jstr )
+{
+ if (0 == jstr)
+ {
+ rtl_uString_new( out_ustr );
+ }
+ else
+ {
+ OSL_ASSERT( sizeof (sal_Unicode) == sizeof (jchar) );
+ jsize len = attach->GetStringLength( jstr );
+ ::std::auto_ptr< rtl_mem > mem(
+ rtl_mem::allocate( sizeof (rtl_uString) + (len * sizeof (sal_Unicode)) ) );
+ rtl_uString * ustr = (rtl_uString *)mem.get();
+ attach->GetStringRegion( jstr, 0, len, ustr->buffer );
+ attach.ensure_no_exception();
+ ustr->refCount = 1;
+ ustr->length = len;
+ ustr->buffer[ len ] = '\0';
+ mem.release();
+ if (0 != *out_ustr)
+ rtl_uString_release( *out_ustr );
+ *out_ustr = ustr;
+ }
+}
+//--------------------------------------------------------------------------------------------------
+inline ::rtl::OUString jstring_to_oustring( JNI_attach const & attach, jstring jstr )
+{
+ rtl_uString * ustr = 0;
+ jstring_to_ustring( attach, &ustr, jstr );
+ return ::rtl::OUString( ustr, SAL_NO_ACQUIRE );
+}
+//--------------------------------------------------------------------------------------------------
+inline jstring ustring_to_jstring( JNI_attach const & attach, rtl_uString * ustr )
+{
+ OSL_ASSERT( sizeof (sal_Unicode) == sizeof (jchar) );
+ jstring jstr = attach->NewString( ustr->buffer, ustr->length );
+ attach.ensure_no_exception();
+ return jstr;
+}
+
+//##################################################################################################
+
+//--------------------------------------------------------------------------------------------------
+inline jclass find_class( JNI_attach const & attach, char const * class_name )
+{
+ jclass jo_class = attach->FindClass( class_name );
+ attach.ensure_no_exception();
+ return jo_class;
+}
+//--------------------------------------------------------------------------------------------------
+inline jclass find_class( JNI_attach const & attach, ::rtl::OUString const & class_name )
+{
+ ::rtl::OString cstr_name( ::rtl::OUStringToOString( class_name, RTL_TEXTENCODING_ASCII_US ) );
+ return find_class( attach, cstr_name );
+}
+//--------------------------------------------------------------------------------------------------
+inline jclass get_class( JNI_attach const & attach, jobject jo )
+{
+ jclass jo_class = (jclass)attach->CallObjectMethodA(
+ jo, attach.get_jni_info()->m_method_Object_getClass, 0 );
+ attach.ensure_no_exception();
+ return jo_class;
+}
+//--------------------------------------------------------------------------------------------------
+inline ::rtl::OUString get_class_name( JNI_attach const & attach, jobject jo )
+{
+ JLocalAutoRef jo_class( attach, get_class( attach, jo ) );
+ JLocalAutoRef jo_name(
+ attach, attach->CallObjectMethodA(
+ jo_class.get(), attach.get_jni_info()->m_method_Class_getName, 0 ) );
+ attach.ensure_no_exception();
+ return jstring_to_oustring( attach, (jstring)jo_name.get() );
+}
+
+//##################################################################################################
+
+//--------------------------------------------------------------------------------------------------
+inline jobject create_type( JNI_attach const & attach, jclass clazz )
+{
+ JNI_info const * jni_info = attach.get_jni_info();
+ jvalue arg;
+ arg.l = clazz;
+ jobject jo_type =
+ attach->NewObjectA( jni_info->m_class_Type, jni_info->m_ctor_Type_with_Class, &arg );
+ attach.ensure_no_exception();
+ return jo_type;
+}
+//--------------------------------------------------------------------------------------------------
+inline jobject create_type(
+ JNI_attach const & attach, typelib_TypeDescriptionReference * type )
+{
+ JNI_info const * jni_info = attach.get_jni_info();
+ jvalue args[ 2 ];
+ // get type class
+ args[ 0 ].i = type->eTypeClass;
+ JLocalAutoRef jo_type_class(
+ attach, attach->CallStaticObjectMethodA(
+ jni_info->m_class_TypeClass, jni_info->m_method_TypeClass_fromInt, args ) );
+ attach.ensure_no_exception();
+ // construct type
+ JLocalAutoRef jo_type_name( attach, ustring_to_jstring( attach, type->pTypeName ) );
+ args[ 0 ].l = jo_type_name.get();
+ args[ 1 ].l = jo_type_class.get();
+ jobject jo_type = attach->NewObjectA(
+ jni_info->m_class_Type, jni_info->m_ctor_Type_with_Name_TypeClass, args );
+ attach.ensure_no_exception();
+ return jo_type;
+}
+
+//--------------------------------------------------------------------------------------------------
+inline jobject compute_oid( JNI_attach const & attach, jobject jo )
+{
+ JNI_info const * jni_info = attach.get_jni_info();
+ jvalue arg;
+ arg.l= jo;
+ jobject jo_oid = attach->CallStaticObjectMethodA(
+ jni_info->m_class_UnoRuntime, jni_info->m_method_UnoRuntime_generateOid, &arg );
+ attach.ensure_no_exception();
+ return jo_oid;
+}
+
+}
+
+#endif
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