1/* 2 * Copyright (C) 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "bindings/modules/v8/V8SQLResultSetRowList.h" 33 34#include "bindings/core/v8/ExceptionMessages.h" 35#include "bindings/core/v8/ExceptionState.h" 36#include "bindings/core/v8/V8Binding.h" 37#include "core/dom/ExceptionCode.h" 38#include "modules/webdatabase/SQLResultSetRowList.h" 39 40namespace blink { 41 42void V8SQLResultSetRowList::itemMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) 43{ 44 ExceptionState exceptionState(ExceptionState::ExecutionContext, "item", "SQLResultSetRowList", info.Holder(), info.GetIsolate()); 45 if (!info.Length()) { 46 exceptionState.throwDOMException(SyntaxError, ExceptionMessages::notEnoughArguments(1, 0)); 47 exceptionState.throwIfNeeded(); 48 return; 49 } 50 51 if (!info[0]->IsNumber()) { 52 exceptionState.throwTypeError("The index provided is not a number."); 53 exceptionState.throwIfNeeded(); 54 return; 55 } 56 57 SQLResultSetRowList* rowList = V8SQLResultSetRowList::toImpl(info.Holder()); 58 59 unsigned long index = info[0]->IntegerValue(); 60 if (index >= rowList->length()) { 61 exceptionState.throwDOMException(IndexSizeError, ExceptionMessages::indexExceedsMaximumBound<unsigned>("index", index, rowList->length())); 62 exceptionState.throwIfNeeded(); 63 return; 64 } 65 66 v8::Local<v8::Object> item = v8::Object::New(info.GetIsolate()); 67 unsigned numColumns = rowList->columnNames().size(); 68 unsigned valuesIndex = index * numColumns; 69 70 for (unsigned i = 0; i < numColumns; ++i) { 71 const SQLValue& sqlValue = rowList->values()[valuesIndex + i]; 72 v8::Handle<v8::Value> value; 73 switch (sqlValue.type()) { 74 case SQLValue::StringValue: 75 value = v8String(info.GetIsolate(), sqlValue.string()); 76 break; 77 case SQLValue::NullValue: 78 value = v8::Null(info.GetIsolate()); 79 break; 80 case SQLValue::NumberValue: 81 value = v8::Number::New(info.GetIsolate(), sqlValue.number()); 82 break; 83 default: 84 ASSERT_NOT_REACHED(); 85 } 86 87 item->ForceSet(v8String(info.GetIsolate(), rowList->columnNames()[i]), value, static_cast<v8::PropertyAttribute>(v8::DontDelete | v8::ReadOnly)); 88 } 89 90 v8SetReturnValue(info, item); 91} 92 93} // namespace blink 94