office-gobmx/jvmaccess/source/classpath.cxx
Noel Grandin fdfd517a6f loplugin:stringviewparam whitelist some more functions
for which we have o3tl:: equivalents

Change-Id: I4670fd8b703ac47214be213f41e88d1c6ede7032
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/132913
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2022-04-13 08:38:53 +02:00

108 lines
4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <jvmaccess/classpath.hxx>
#include <cassert>
#include <vector>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/XInterface.hpp>
#include <com/sun/star/uri/UriReferenceFactory.hpp>
#include <com/sun/star/uri/XVndSunStarExpandUrlReference.hpp>
#include <com/sun/star/util/theMacroExpander.hpp>
#include <cppuhelper/exc_hlp.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <o3tl/string_view.hxx>
#include <jni.h>
namespace com::sun::star::uno { class XComponentContext; }
jobjectArray jvmaccess::ClassPath::translateToUrls(
css::uno::Reference< css::uno::XComponentContext > const & context,
JNIEnv * environment, std::u16string_view classPath)
{
assert(context.is());
assert(environment != nullptr);
jclass classUrl(environment->FindClass("java/net/URL"));
if (classUrl == nullptr) {
return nullptr;
}
jmethodID ctorUrl(
environment->GetMethodID(classUrl, "<init>", "(Ljava/lang/String;)V"));
if (ctorUrl == nullptr) {
return nullptr;
}
::std::vector< jobject > urls;
for (::sal_Int32 i = 0; i != -1;) {
OUString url(o3tl::getToken(classPath, 0, ' ', i));
if (!url.isEmpty()) {
css::uno::Reference< css::uri::XVndSunStarExpandUrlReference >
expUrl(
css::uri::UriReferenceFactory::create(context)->parse(url),
css::uno::UNO_QUERY);
if (expUrl.is()) {
css::uno::Reference< css::util::XMacroExpander > expander =
css::util::theMacroExpander::get(context);
try {
url = expUrl->expand( expander );
} catch (const css::lang::IllegalArgumentException & e) {
css::uno::Any anyEx = cppu::getCaughtException();
throw css::lang::WrappedTargetRuntimeException(
"com.sun.star.lang.IllegalArgumentException: "
+ e.Message,
nullptr, anyEx );
}
}
jvalue arg;
arg.l = environment->NewString(
reinterpret_cast< jchar const * >(url.getStr()),
static_cast< jsize >(url.getLength()));
if (arg.l == nullptr) {
return nullptr;
}
jobject o(environment->NewObjectA(classUrl, ctorUrl, &arg));
if (o == nullptr) {
return nullptr;
}
urls.push_back(o);
}
}
jobjectArray result = environment->NewObjectArray(
static_cast< jsize >(urls.size()), classUrl, nullptr);
// static_cast is ok, as each element of urls occupied at least one
// character of the OUString classPath
if (result == nullptr) {
return nullptr;
}
jsize idx = 0;
for (auto const& url : urls)
{
environment->SetObjectArrayElement(result, idx++, url);
}
return result;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */