1 /* 2 * Copyright (C) 2010 Apple Computer, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef JavaStringJSC_h 27 #define JavaStringJSC_h 28 29 #include "JNIUtility.h" 30 #include "JavaInstanceJSC.h" 31 #include <runtime/JSLock.h> 32 33 34 namespace JSC { 35 36 namespace Bindings { 37 38 class JavaStringImpl { 39 public: ~JavaStringImpl()40 ~JavaStringImpl() 41 { 42 JSLock lock(SilenceAssertionsOnly); 43 m_rep = 0; 44 } 45 init()46 void init() 47 { 48 JSLock lock(SilenceAssertionsOnly); 49 m_rep = UString().rep(); 50 } 51 init(JNIEnv * e,jstring s)52 void init(JNIEnv* e, jstring s) 53 { 54 int size = e->GetStringLength(s); 55 const jchar* uc = getUCharactersFromJStringInEnv(e, s); 56 { 57 JSLock lock(SilenceAssertionsOnly); 58 m_rep = UString(reinterpret_cast<const UChar*>(uc), size).rep(); 59 } 60 releaseUCharactersForJStringInEnv(e, s, uc); 61 } 62 UTF8String()63 const char* UTF8String() const 64 { 65 if (!m_utf8String.c_str()) { 66 JSLock lock(SilenceAssertionsOnly); 67 m_utf8String = UString(m_rep).UTF8String(); 68 } 69 return m_utf8String.c_str(); 70 } uchars()71 const jchar* uchars() const { return (const jchar*)m_rep->data(); } length()72 int length() const { return m_rep->size(); } uString()73 UString uString() const { return UString(m_rep); } 74 75 private: 76 RefPtr<UString::Rep> m_rep; 77 mutable CString m_utf8String; 78 }; 79 80 } // namespace Bindings 81 82 } // namespace JSC 83 84 #endif // JavaStringJSC_h 85