/* * Copyright (C) 2003, 2004, 2005, 2007, 2009, 2010 Apple Inc. All rights reserved. * Copyright 2010, The Android Open Source Project * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef JavaStringJSC_h #define JavaStringJSC_h #include "JNIUtility.h" #include "JSDOMWindowBase.h" #include "JavaInstanceJSC.h" #include <runtime/JSLock.h> #include <runtime/ScopeChain.h> namespace JSC { namespace Bindings { class JavaString { public: JavaString(JNIEnv* e, jstring s) { init(e, s); } JavaString(jstring s) { init(getJNIEnv(), s); } JavaString() { JSLockHolder lock(WebCore::JSDOMWindowBase::commonJSGlobalData()); m_impl = UString().impl(); } ~JavaString() { JSLockHolder lock(WebCore::JSDOMWindowBase::commonJSGlobalData()); m_impl = 0; } const char* utf8() const { if (!m_utf8String.data()) { JSLockHolder lock(WebCore::JSDOMWindowBase::commonJSGlobalData()); m_utf8String = UString(m_impl).utf8(); } return m_utf8String.data(); } int length() const { return m_impl->length(); } StringImpl* impl() const { return m_impl.get(); } private: void init(JNIEnv* e, jstring s) { int size = e->GetStringLength(s); const jchar* uc = getUCharactersFromJStringInEnv(e, s); { JSLockHolder lock(WebCore::JSDOMWindowBase::commonJSGlobalData()); m_impl = UString(reinterpret_cast<const UChar*>(uc), size).impl(); } releaseUCharactersForJStringInEnv(e, s, uc); } RefPtr<StringImpl> m_impl; mutable CString m_utf8String; }; } // namespace Bindings } // namespace JSC #endif // JavaStringJSC_h