+++ /dev/null
-/*
- * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#ifndef AtomicString_h
-#define AtomicString_h
-
-#include "AtomicStringImpl.h"
-#include "WTFString.h"
-
-// Define 'NO_IMPLICIT_ATOMICSTRING' before including this header,
-// to disallow (expensive) implicit String-->AtomicString conversions.
-#ifdef NO_IMPLICIT_ATOMICSTRING
-#define ATOMICSTRING_CONVERSION explicit
-#else
-#define ATOMICSTRING_CONVERSION
-#endif
-
-namespace WTF {
-
-struct AtomicStringHash;
-
-class AtomicString {
-public:
- static void init();
-
- AtomicString() { }
- AtomicString(const char* s) : m_string(add(s)) { }
- AtomicString(const UChar* s, unsigned length) : m_string(add(s, length)) { }
- AtomicString(const UChar* s, unsigned length, unsigned existingHash) : m_string(add(s, length, existingHash)) { }
- AtomicString(const UChar* s) : m_string(add(s)) { }
- ATOMICSTRING_CONVERSION AtomicString(StringImpl* imp) : m_string(add(imp)) { }
- AtomicString(AtomicStringImpl* imp) : m_string(imp) { }
- ATOMICSTRING_CONVERSION AtomicString(const String& s) : m_string(add(s.impl())) { }
-
- // Hash table deleted values, which are only constructed and never copied or destroyed.
- AtomicString(WTF::HashTableDeletedValueType) : m_string(WTF::HashTableDeletedValue) { }
- bool isHashTableDeletedValue() const { return m_string.isHashTableDeletedValue(); }
-
- static AtomicStringImpl* find(const UChar* s, unsigned length, unsigned existingHash);
-
- operator const String&() const { return m_string; }
- const String& string() const { return m_string; };
-
- AtomicStringImpl* impl() const { return static_cast<AtomicStringImpl *>(m_string.impl()); }
-
- const UChar* characters() const { return m_string.characters(); }
- unsigned length() const { return m_string.length(); }
-
- UChar operator[](unsigned int i) const { return m_string[i]; }
-
- bool contains(UChar c) const { return m_string.contains(c); }
- bool contains(const char* s, bool caseSensitive = true) const
- { return m_string.contains(s, caseSensitive); }
- bool contains(const String& s, bool caseSensitive = true) const
- { return m_string.contains(s, caseSensitive); }
-
- size_t find(UChar c, size_t start = 0) const { return m_string.find(c, start); }
- size_t find(const char* s, size_t start = 0, bool caseSentitive = true) const
- { return m_string.find(s, start, caseSentitive); }
- size_t find(const String& s, size_t start = 0, bool caseSentitive = true) const
- { return m_string.find(s, start, caseSentitive); }
-
- bool startsWith(const String& s, bool caseSensitive = true) const
- { return m_string.startsWith(s, caseSensitive); }
- bool endsWith(const String& s, bool caseSensitive = true) const
- { return m_string.endsWith(s, caseSensitive); }
-
- AtomicString lower() const;
- AtomicString upper() const { return AtomicString(impl()->upper()); }
-
- int toInt(bool* ok = 0) const { return m_string.toInt(ok); }
- double toDouble(bool* ok = 0) const { return m_string.toDouble(ok); }
- float toFloat(bool* ok = 0) const { return m_string.toFloat(ok); }
- bool percentage(int& p) const { return m_string.percentage(p); }
-
- bool isNull() const { return m_string.isNull(); }
- bool isEmpty() const { return m_string.isEmpty(); }
-
- static void remove(StringImpl*);
-
-#if USE(CF)
- AtomicString(CFStringRef s) : m_string(add(String(s).impl())) { }
- CFStringRef createCFString() const { return m_string.createCFString(); }
-#endif
-#ifdef __OBJC__
- AtomicString(NSString* s) : m_string(add(String(s).impl())) { }
- operator NSString*() const { return m_string; }
-#endif
-#if PLATFORM(QT)
- AtomicString(const QString& s) : m_string(add(String(s).impl())) { }
- operator QString() const { return m_string; }
-#endif
-
- // AtomicString::fromUTF8 will return a null string if
- // the input data contains invalid UTF-8 sequences.
- static AtomicString fromUTF8(const char*, size_t);
- static AtomicString fromUTF8(const char*);
-
-private:
- String m_string;
-
- static PassRefPtr<StringImpl> add(const char*);
- static PassRefPtr<StringImpl> add(const UChar*, unsigned length);
- static PassRefPtr<StringImpl> add(const UChar*, unsigned length, unsigned existingHash);
- static PassRefPtr<StringImpl> add(const UChar*);
- ALWAYS_INLINE PassRefPtr<StringImpl> add(StringImpl* r)
- {
- if (!r || r->isAtomic())
- return r;
- return addSlowCase(r);
- }
- static PassRefPtr<StringImpl> addSlowCase(StringImpl*);
- static AtomicString fromUTF8Internal(const char*, const char*);
-};
-
-inline bool operator==(const AtomicString& a, const AtomicString& b) { return a.impl() == b.impl(); }
-bool operator==(const AtomicString& a, const char* b);
-bool operator==(const AtomicString& a, const Vector<UChar>& b);
-inline bool operator==(const AtomicString& a, const String& b) { return equal(a.impl(), b.impl()); }
-inline bool operator==(const char* a, const AtomicString& b) { return b == a; }
-inline bool operator==(const String& a, const AtomicString& b) { return equal(a.impl(), b.impl()); }
-inline bool operator==(const Vector<UChar>& a, const AtomicString& b) { return b == a; }
-
-inline bool operator!=(const AtomicString& a, const AtomicString& b) { return a.impl() != b.impl(); }
-inline bool operator!=(const AtomicString& a, const char *b) { return !(a == b); }
-inline bool operator!=(const AtomicString& a, const String& b) { return !equal(a.impl(), b.impl()); }
-inline bool operator!=(const AtomicString& a, const Vector<UChar>& b) { return !(a == b); }
-inline bool operator!=(const char* a, const AtomicString& b) { return !(b == a); }
-inline bool operator!=(const String& a, const AtomicString& b) { return !equal(a.impl(), b.impl()); }
-inline bool operator!=(const Vector<UChar>& a, const AtomicString& b) { return !(a == b); }
-
-inline bool equalIgnoringCase(const AtomicString& a, const AtomicString& b) { return equalIgnoringCase(a.impl(), b.impl()); }
-inline bool equalIgnoringCase(const AtomicString& a, const char* b) { return equalIgnoringCase(a.impl(), b); }
-inline bool equalIgnoringCase(const AtomicString& a, const String& b) { return equalIgnoringCase(a.impl(), b.impl()); }
-inline bool equalIgnoringCase(const char* a, const AtomicString& b) { return equalIgnoringCase(a, b.impl()); }
-inline bool equalIgnoringCase(const String& a, const AtomicString& b) { return equalIgnoringCase(a.impl(), b.impl()); }
-
-// Define external global variables for the commonly used atomic strings.
-// These are only usable from the main thread.
-#ifndef ATOMICSTRING_HIDE_GLOBALS
-extern const JS_EXPORTDATA AtomicString nullAtom;
-extern const JS_EXPORTDATA AtomicString emptyAtom;
-extern const JS_EXPORTDATA AtomicString textAtom;
-extern const JS_EXPORTDATA AtomicString commentAtom;
-extern const JS_EXPORTDATA AtomicString starAtom;
-extern const JS_EXPORTDATA AtomicString xmlAtom;
-extern const JS_EXPORTDATA AtomicString xmlnsAtom;
-
-inline AtomicString AtomicString::fromUTF8(const char* characters, size_t length)
-{
- if (!characters)
- return nullAtom;
- if (!length)
- return emptyAtom;
- return fromUTF8Internal(characters, characters + length);
-}
-
-inline AtomicString AtomicString::fromUTF8(const char* characters)
-{
- if (!characters)
- return nullAtom;
- if (!*characters)
- return emptyAtom;
- return fromUTF8Internal(characters, 0);
-}
-#endif
-
-// AtomicStringHash is the default hash for AtomicString
-template<typename T> struct DefaultHash;
-template<> struct DefaultHash<AtomicString> {
- typedef AtomicStringHash Hash;
-};
-
-} // namespace WTF
-
-#ifndef ATOMICSTRING_HIDE_GLOBALS
-using WTF::AtomicString;
-using WTF::nullAtom;
-using WTF::emptyAtom;
-using WTF::textAtom;
-using WTF::commentAtom;
-using WTF::starAtom;
-using WTF::xmlAtom;
-using WTF::xmlnsAtom;
-#endif
-
-#include "StringConcatenate.h"
-#endif // AtomicString_h
projects / apple / javascriptcore.git / blobdiff