LCOV - code coverage report
Current view: top level - solver/unxlngi6.pro/inc/jvmaccess - classpath.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 2 2 100.0 %
Date: 2012-08-25 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*
       3                 :            :  * This file is part of the LibreOffice project.
       4                 :            :  *
       5                 :            :  * This Source Code Form is subject to the terms of the Mozilla Public
       6                 :            :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7                 :            :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8                 :            :  *
       9                 :            :  * This file incorporates work covered by the following license notice:
      10                 :            :  *
      11                 :            :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12                 :            :  *   contributor license agreements. See the NOTICE file distributed
      13                 :            :  *   with this work for additional information regarding copyright
      14                 :            :  *   ownership. The ASF licenses this file to you under the Apache
      15                 :            :  *   License, Version 2.0 (the "License"); you may not use this file
      16                 :            :  *   except in compliance with the License. You may obtain a copy of
      17                 :            :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18                 :            :  */
      19                 :            : 
      20                 :            : #ifndef INCLUDED_JVMACCESS_CLASSPATH_HXX
      21                 :            : #define INCLUDED_JVMACCESS_CLASSPATH_HXX
      22                 :            : 
      23                 :            : #include "jvmaccessdllapi.h"
      24                 :            : #include "sal/config.h"
      25                 :            : #include "com/sun/star/uno/Reference.hxx"
      26                 :            : 
      27                 :            : #if defined SOLAR_JAVA
      28                 :            : #include "jni.h"
      29                 :            : #else
      30                 :            : struct JNIEnv;
      31                 :            : typedef void * jclass;
      32                 :            : typedef void * jobjectArray;
      33                 :            : #endif
      34                 :            : 
      35                 :            : namespace com { namespace sun { namespace star { namespace uno {
      36                 :            :     class XComponentContext;
      37                 :            : } } } }
      38                 :            : namespace rtl { class OUString; }
      39                 :            : 
      40                 :            : namespace jvmaccess {
      41                 :            : 
      42                 :            : /**
      43                 :            :    Helper functions for class path handling.
      44                 :            : */
      45                 :            : class JVMACCESS_DLLPUBLIC ClassPath {
      46                 :            : public:
      47                 :            :     /**
      48                 :            :        translates a class path into a java.net.URL[] instance.
      49                 :            : 
      50                 :            :        @param context
      51                 :            :        a component context; must not be null.
      52                 :            : 
      53                 :            :        @param environment
      54                 :            :        a JNI environment; must not be null.
      55                 :            : 
      56                 :            :        @param classPath
      57                 :            :        a list of zero or more internal (see the
      58                 :            :        com.sun.star.uri.ExternalUriReferenceTranslator service) URI references,
      59                 :            :        where any space characters (U+0020) are ignored (and, in particular,
      60                 :            :        separate adjacent URI references).  Any vnd.sun.star.expand URL
      61                 :            :        references in the list are expanded using the
      62                 :            :        com.sun.star.util.theMacroExpander singleton of the given context.
      63                 :            : 
      64                 :            :        @returns
      65                 :            :        a local reference to a java.net.URL[] instance containing the external
      66                 :            :        (see the com.sun.star.uri.ExternalUriReferenceTranslator service)
      67                 :            :        equivalents of all the URI references in the given classPath.  If null, a
      68                 :            :        (still pending) JNI exception occurred.
      69                 :            : 
      70                 :            :        @throws com::sun::star::uno::RuntimeException
      71                 :            :     */
      72                 :            :     static inline ::jobjectArray
      73                 :          4 :     translateToUrls(
      74                 :            :         ::com::sun::star::uno::Reference<
      75                 :            :         ::com::sun::star::uno::XComponentContext > const & context,
      76                 :            :         ::JNIEnv * environment, ::rtl::OUString const & classPath)
      77                 :            :     {
      78                 :            :         return
      79                 :            :             static_cast< ::jobjectArray >(
      80                 :          4 :                 doTranslateToUrls(context, environment, classPath));
      81                 :            :     }
      82                 :            : 
      83                 :            :     /**
      84                 :            :        loads a class via a java.net.URLClassLoader.
      85                 :            : 
      86                 :            :        @param context
      87                 :            :        a component context; must not be null.
      88                 :            : 
      89                 :            :        @param environment
      90                 :            :        a JNI environment; must not be null.
      91                 :            : 
      92                 :            :        @param classPath
      93                 :            :        a list of zero or more internal (see the
      94                 :            :        com.sun.star.uri.ExternalUriReferenceTranslator service) URI references,
      95                 :            :        where any space characters (U+0020) are ignored (and, in particular,
      96                 :            :        separate adjacent URI references).  Any vnd.sun.star.expand URL
      97                 :            :        references in the list are expanded using the
      98                 :            :        com.sun.star.util.theMacroExpander singleton of the given context.
      99                 :            : 
     100                 :            :        @param name
     101                 :            :        the Java binary name of the class to load.
     102                 :            : 
     103                 :            :        @returns
     104                 :            :        a local reference to a java.lang.Class instance.  If null, a (still
     105                 :            :        pending) JNI exception occurred.
     106                 :            : 
     107                 :            :        @throws com::sun::star::uno::RuntimeException
     108                 :            :     */
     109                 :            :     static inline ::jclass loadClass(
     110                 :            :         ::com::sun::star::uno::Reference<
     111                 :            :         ::com::sun::star::uno::XComponentContext > const & context,
     112                 :            :         ::JNIEnv * environment, ::rtl::OUString const & classPath,
     113                 :            :         ::rtl::OUString const & name)
     114                 :            :     {
     115                 :            :         return
     116                 :            :             static_cast< ::jclass >(
     117                 :            :                 doLoadClass(context, environment, classPath, name));
     118                 :            :     }
     119                 :            : 
     120                 :            : private:
     121                 :            :     ClassPath(); // not defined
     122                 :            :     ClassPath(ClassPath &); // not defined
     123                 :            :     ~ClassPath(); // not defined
     124                 :            :     void operator =(ClassPath &); // not defined
     125                 :            : 
     126                 :            :     // Functions that replace JNIEnv, jobjectArray, and jclass with void *, so
     127                 :            :     // that their mangled C++ names do not depend on the JDK version used at
     128                 :            :     // compile time:
     129                 :            : 
     130                 :            :     static void * doTranslateToUrls(
     131                 :            :         ::com::sun::star::uno::Reference<
     132                 :            :         ::com::sun::star::uno::XComponentContext > const & context,
     133                 :            :         void * environment, ::rtl::OUString const & classPath);
     134                 :            : 
     135                 :            :     static void * doLoadClass(
     136                 :            :         ::com::sun::star::uno::Reference<
     137                 :            :         ::com::sun::star::uno::XComponentContext > const & context,
     138                 :            :         void * environment, ::rtl::OUString const & classPath,
     139                 :            :         ::rtl::OUString const & name);
     140                 :            : };
     141                 :            : 
     142                 :            : }
     143                 :            : 
     144                 :            : #endif
     145                 :            : 
     146                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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