third_party/WebKit/Source/modules/webdatabase/SQLResultSet.cpp

/*
 * Copyright (C) 2007 Apple Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
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 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
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 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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
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#include "modules/webdatabase/SQLResultSet.h"

#include "bindings/core/v8/ExceptionState.h"
#include "core/dom/ExceptionCode.h"
#include "platform/heap/Handle.h"

namespace blink {

SQLResultSet::SQLResultSet()
    : m_rows(SQLResultSetRowList::create())
    , m_insertId(0)
    , m_rowsAffected(0)
    , m_insertIdSet(false)
    , m_isValid(false)
{
}

DEFINE_TRACE(SQLResultSet)
{
    visitor->trace(m_rows);
}

int64_t SQLResultSet::insertId(ExceptionState& exceptionState) const
{
    // 4.11.4 - Return the id of the last row inserted as a result of the query
    // If the query didn't result in any rows being added, raise an InvalidAccessError exception
    if (m_insertIdSet)
        return m_insertId;

    exceptionState.throwDOMException(InvalidAccessError, "The query didn't result in any rows being added.");
    return -1;
}

int SQLResultSet::rowsAffected() const
{
    return m_rowsAffected;
}

SQLResultSetRowList* SQLResultSet::rows() const
{
    return m_rows.get();
}

void SQLResultSet::setInsertId(int64_t id)
{
    ASSERT(!m_insertIdSet);

    m_insertId = id;
    m_insertIdSet = true;
}

void SQLResultSet::setRowsAffected(int count)
{
    m_rowsAffected = count;
    m_isValid = true;
}

}