v8::internal::StringsKey Class Reference

Inheritance diagram for v8::internal::StringsKey:

Collaboration diagram for v8::internal::StringsKey:

Public Member Functions
	StringsKey (Handle< FixedArray > strings)
bool	IsMatch (Object *strings) OVERRIDE
uint32_t	Hash () OVERRIDE
uint32_t	HashForObject (Object *obj) OVERRIDE
Handle< Object >	AsHandle (Isolate *isolate) OVERRIDE
Public Member Functions inherited from v8::internal::HashTableKey
virtual	~HashTableKey ()

Private Attributes
Handle< FixedArray >	strings_

Detailed Description

Definition at line 14843 of file objects.cc.

Constructor & Destructor Documentation

StringsKey()

v8::internal::StringsKey::StringsKey ( Handle< FixedArray >  strings )

inlineexplicit

Definition at line 14845 of file objects.cc.

: strings_(strings) { }

Member Function Documentation

AsHandle()

Handle<Object> v8::internal::StringsKey::AsHandle ( Isolate *  isolate )

inlinevirtual

Implements v8::internal::HashTableKey.

Definition at line 14869 of file objects.cc.

{ return strings_; }

Hash()

uint32_t v8::internal::StringsKey::Hash ( )

inlinevirtual

Implements v8::internal::HashTableKey.

Definition at line 14857 of file objects.cc.

{ return HashForObject(*strings_); }

Referenced by v8::internal::MapCache::Put().

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HashForObject()

uint32_t v8::internal::StringsKey::HashForObject ( Object *  obj )

inlinevirtual

Implements v8::internal::HashTableKey.

Definition at line 14859 of file objects.cc.

                                               {
    FixedArray* strings = FixedArray::cast(obj);
    int len = strings->length();
    uint32_t hash = 0;
    for (int i = 0; i < len; i++) {
      hash ^= String::cast(strings->get(i))->Hash();
    }
    return hash;
  }

References v8::internal::FixedArray::get(), and v8::internal::FixedArrayBase::length().

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IsMatch()

bool v8::internal::StringsKey::IsMatch ( Object *  strings )

inlinevirtual

Implements v8::internal::HashTableKey.

Definition at line 14847 of file objects.cc.

                                         {
    FixedArray* o = FixedArray::cast(strings);
    int len = strings_->length();
    if (o->length() != len) return false;
    for (int i = 0; i < len; i++) {
      if (o->get(i) != strings_->get(i)) return false;
    }
    return true;
  }

References v8::internal::FixedArray::get(), and v8::internal::FixedArrayBase::length().

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Member Data Documentation

strings_

Handle<FixedArray> v8::internal::StringsKey::strings_

private

Definition at line 14872 of file objects.cc.

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The documentation for this class was generated from the following file:

• /mnt/V8SourceCode/src/objects.cc