2442

Committed 27 Jun 2024 05:24PM UTC coverage: 90.934% (-0.04%) from 90.977%

Build # 2442

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Commit Message

RCORE-2184 Fix util::FlatMap to use Compare to check equality as well as ordering (#7845)

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87.23

/src/realm/array_string.cpp

/*************************************************************************
 *
 * Copyright 2016 Realm Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 **************************************************************************/

#include <realm/array_string.hpp>
#include <realm/spec.hpp>
#include <realm/mixed.hpp>

using namespace realm;

ArrayString::ArrayString(Allocator& a)
    : m_alloc(a)
{
    m_arr = new (&m_storage) ArrayStringShort(a, true);
}

void ArrayString::create()
{
    static_cast<ArrayStringShort*>(m_arr)->create();
}

void ArrayString::init_from_mem(MemRef mem) noexcept
{
    char* header = mem.get_addr();

    ArrayParent* parent = m_arr->get_parent();
    size_t ndx_in_parent = m_arr->get_ndx_in_parent();

    bool long_strings = Array::get_hasrefs_from_header(header);
    if (!long_strings) {
        // Small strings
        bool is_small = Array::get_wtype_from_header(header) == Array::wtype_Multiply;
        if (is_small) {
            auto arr = new (&m_storage) ArrayStringShort(m_alloc, m_nullable);
            arr->init_from_mem(mem);
            m_type = Type::small_strings;
        }
        else {
            auto arr = new (&m_storage) Array(m_alloc);
            arr->init_from_mem(mem);
            m_string_enum_values = std::make_unique<ArrayString>(m_alloc);
            ArrayParent* p;
            REALM_ASSERT(m_spec != nullptr);
            REALM_ASSERT(m_col_ndx != realm::npos);
            ref_type r = m_spec->get_enumkeys_ref(m_col_ndx, p);
            m_string_enum_values->init_from_ref(r);
            m_string_enum_values->set_parent(p, m_col_ndx);
            m_type = Type::enum_strings;
        }
    }
    else {
        bool is_big = Array::get_context_flag_from_header(header);
        if (!is_big) {
            auto arr = new (&m_storage) ArraySmallBlobs(m_alloc);
            arr->init_from_mem(mem);
            m_type = Type::medium_strings;
        }
        else {
            auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, m_nullable);
            arr->init_from_mem(mem);
            m_type = Type::big_strings;
        }
    }
    m_arr->set_parent(parent, ndx_in_parent);
}

void ArrayString::init_from_parent()
{
    ref_type ref = m_arr->get_ref_from_parent();
    init_from_ref(ref);
}

void ArrayString::destroy() noexcept
{
    if (m_arr->is_attached()) {
        Array::destroy_deep(m_arr->get_ref(), m_alloc);
        detach();
    }
}

void ArrayString::detach() noexcept
{
    m_arr->detach();
    // Make sure the object is in a state like right after construction
    // Next call must be to create()
    m_arr = new (&m_storage) ArrayStringShort(m_alloc, true);
    m_type = Type::small_strings;
}

size_t ArrayString::size() const
{
    switch (m_type) {
        case Type::small_strings:
            return static_cast<ArrayStringShort*>(m_arr)->size();
        case Type::medium_strings:
            return static_cast<ArraySmallBlobs*>(m_arr)->size();
        case Type::big_strings:
            return static_cast<ArrayBigBlobs*>(m_arr)->size();
        case Type::enum_strings:
            return static_cast<Array*>(m_arr)->size();
    }
    return {};
}

void ArrayString::add(StringData value)
{
    switch (upgrade_leaf(value.size())) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->add(value);
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->add_string(value);
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->add_string(value);
            break;
        case Type::enum_strings: {
            auto a = static_cast<Array*>(m_arr);
            size_t ndx = a->size();
            a->add(0);
            set(ndx, value);
            break;
        }
    }
}

void ArrayString::set(size_t ndx, StringData value)
{
    switch (upgrade_leaf(value.size())) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->set(ndx, value);
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->set_string(ndx, value);
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->set_string(ndx, value);
            break;
        case Type::enum_strings: {
            size_t sz = m_string_enum_values->size();
            size_t res = m_string_enum_values->find_first(value, 0, sz);
            if (res == realm::not_found) {
                m_string_enum_values->add(value);
                res = sz;
            }
            static_cast<Array*>(m_arr)->set(ndx, res);
            break;
        }
    }
}

void ArrayString::insert(size_t ndx, StringData value)
{
    switch (upgrade_leaf(value.size())) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->insert(ndx, value);
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->insert_string(ndx, value);
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->insert_string(ndx, value);
            break;
        case Type::enum_strings: {
            static_cast<Array*>(m_arr)->insert(ndx, 0);
            set(ndx, value);
        }
    }
}

StringData ArrayString::get(size_t ndx) const
{
    switch (m_type) {
        case Type::small_strings:
            return static_cast<ArrayStringShort*>(m_arr)->get(ndx);
        case Type::medium_strings:
            return static_cast<ArraySmallBlobs*>(m_arr)->get_string(ndx);
        case Type::big_strings:
            return static_cast<ArrayBigBlobs*>(m_arr)->get_string(ndx);
        case Type::enum_strings: {
            size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));
            return m_string_enum_values->get(index);
        }
    }
    return {};
}

StringData ArrayString::get_legacy(size_t ndx) const
{
    switch (m_type) {
        case Type::small_strings:
            return static_cast<ArrayStringShort*>(m_arr)->get(ndx);
        case Type::medium_strings:
            return static_cast<ArraySmallBlobs*>(m_arr)->get_string_legacy(ndx);
        case Type::big_strings:
            return static_cast<ArrayBigBlobs*>(m_arr)->get_string(ndx);
        case Type::enum_strings: {
            size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));
            return m_string_enum_values->get(index);
        }
    }
    return {};
}

Mixed ArrayString::get_any(size_t ndx) const
{
    return Mixed(get(ndx));
}

bool ArrayString::is_null(size_t ndx) const
{
    switch (m_type) {
        case Type::small_strings:
            return static_cast<ArrayStringShort*>(m_arr)->is_null(ndx);
        case Type::medium_strings:
            return static_cast<ArraySmallBlobs*>(m_arr)->is_null(ndx);
        case Type::big_strings:
            return static_cast<ArrayBigBlobs*>(m_arr)->is_null(ndx);
        case Type::enum_strings: {
            size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));
            return m_string_enum_values->is_null(index);
        }
    }
    return {};
}

void ArrayString::erase(size_t ndx)
{
    switch (m_type) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->erase(ndx);
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->erase(ndx);
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->erase(ndx);
            break;
        case Type::enum_strings:
            static_cast<Array*>(m_arr)->erase(ndx);
            break;
    }
}

void ArrayString::move(ArrayString& dst, size_t ndx)
{
    size_t sz = size();
    for (size_t i = ndx; i < sz; i++) {
        dst.add(get(i));
    }

    switch (m_type) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->truncate(ndx);
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->truncate(ndx);
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->truncate(ndx);
            break;
        case Type::enum_strings:
            // this operation will never be called for enumerated columns
            REALM_UNREACHABLE();
            break;
    }
}

void ArrayString::clear()
{
    switch (m_type) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->clear();
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->clear();
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->clear();
            break;
        case Type::enum_strings:
            static_cast<Array*>(m_arr)->clear();
            break;
    }
}

size_t ArrayString::find_first(StringData value, size_t begin, size_t end) const noexcept
{
    switch (m_type) {
        case Type::small_strings:
            return static_cast<ArrayStringShort*>(m_arr)->find_first(value, begin, end);
        case Type::medium_strings: {
            BinaryData as_binary(value.data(), value.size());
            return static_cast<ArraySmallBlobs*>(m_arr)->find_first(as_binary, true, begin, end);
            break;
        }
        case Type::big_strings: {
            BinaryData as_binary(value.data(), value.size());
            return static_cast<ArrayBigBlobs*>(m_arr)->find_first(as_binary, true, begin, end);
            break;
        }
        case Type::enum_strings: {
            size_t sz = m_string_enum_values->size();
            size_t res = m_string_enum_values->find_first(value, 0, sz);
            if (res != realm::not_found) {
                return static_cast<Array*>(m_arr)->find_first(res, begin, end);
            }
            break;
        }
    }
    return not_found;
}

namespace {

template <class T>
inline StringData get_string(const T* arr, size_t ndx)
{
    return arr->get_string(ndx);
}

template <>
inline StringData get_string(const ArrayStringShort* arr, size_t ndx)
{
    return arr->get(ndx);
}

template <class T, class U>
size_t lower_bound_string(const T* arr, U value)
{
    size_t i = 0;
    size_t sz = arr->size();
    while (0 < sz) {
        size_t half = sz / 2;
        size_t mid = i + half;
        auto probe = get_string(arr, mid);
        if (probe < value) {
            i = mid + 1;
            sz -= half + 1;
        }
        else {
            sz = half;
        }
    }
    return i;
}
} // namespace

size_t ArrayString::lower_bound(StringData value)
{
    switch (m_type) {
        case Type::small_strings:
            return lower_bound_string(static_cast<ArrayStringShort*>(m_arr), value);
        case Type::medium_strings:
            return lower_bound_string(static_cast<ArraySmallBlobs*>(m_arr), value);
        case Type::big_strings:
            return lower_bound_string(static_cast<ArrayBigBlobs*>(m_arr), value);
        case Type::enum_strings:
            break;
    }
    return realm::npos;
}

ArrayString::Type ArrayString::upgrade_leaf(size_t value_size)
{
    if (m_type == Type::big_strings)
        return Type::big_strings;

    if (m_type == Type::enum_strings)
        return Type::enum_strings;

    if (m_type == Type::medium_strings) {
        if (value_size <= medium_string_max_size)
            return Type::medium_strings;

        // Upgrade root leaf from medium to big strings
        auto string_medium = static_cast<ArraySmallBlobs*>(m_arr);
        ArrayBigBlobs big_blobs(m_alloc, true);
        big_blobs.create(); // Throws

        size_t n = string_medium->size();
        for (size_t i = 0; i < n; i++) {
            big_blobs.add_string(string_medium->get_string(i)); // Throws
        }
        auto parent = string_medium->get_parent();
        auto ndx_in_parent = string_medium->get_ndx_in_parent();
        string_medium->destroy();

        auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, true);
        arr->init_from_mem(big_blobs.get_mem());
        arr->set_parent(parent, ndx_in_parent);
        arr->update_parent();

        m_type = Type::big_strings;
        return Type::big_strings;
    }

    // m_type == Type::small
    if (value_size <= small_string_max_size)
        return Type::small_strings;

    if (value_size <= medium_string_max_size) {
        // Upgrade root leaf from small to medium strings
        auto string_short = static_cast<ArrayStringShort*>(m_arr);
        ArraySmallBlobs string_long(m_alloc);
        string_long.create(); // Throws

        size_t n = string_short->size();
        for (size_t i = 0; i < n; i++) {
            string_long.add_string(string_short->get(i)); // Throws
        }
        auto parent = string_short->get_parent();
        auto ndx_in_parent = string_short->get_ndx_in_parent();
        string_short->destroy();

        auto arr = new (&m_storage) ArraySmallBlobs(m_alloc);
        arr->init_from_mem(string_long.get_mem());
        arr->set_parent(parent, ndx_in_parent);
        arr->update_parent();

        m_type = Type::medium_strings;
    }
    else {
        // Upgrade root leaf from small to big strings
        auto string_short = static_cast<ArrayStringShort*>(m_arr);
        ArrayBigBlobs big_blobs(m_alloc, true);
        big_blobs.create(); // Throws

        size_t n = string_short->size();
        for (size_t i = 0; i < n; i++) {
            big_blobs.add_string(string_short->get(i)); // Throws
        }
        auto parent = string_short->get_parent();
        auto ndx_in_parent = string_short->get_ndx_in_parent();
        string_short->destroy();

        auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, true);
        arr->init_from_mem(big_blobs.get_mem());
        arr->set_parent(parent, ndx_in_parent);
        arr->update_parent();

        m_type = Type::big_strings;
    }

    return m_type;
}

void ArrayString::verify() const
{
#ifdef REALM_DEBUG
    switch (m_type) {
        case Type::small_strings:
            static_cast<ArrayStringShort*>(m_arr)->verify();
            break;
        case Type::medium_strings:
            static_cast<ArraySmallBlobs*>(m_arr)->verify();
            break;
        case Type::big_strings:
            static_cast<ArrayBigBlobs*>(m_arr)->verify();
            break;
        case Type::enum_strings:
            static_cast<Array*>(m_arr)->verify();
            break;
    }
#endif
}

1	/*************************************************************************
2	*
3	* Copyright 2016 Realm Inc.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*
17	**************************************************************************/
18
19	#include <realm/array_string.hpp>
20	#include <realm/spec.hpp>
21	#include <realm/mixed.hpp>
22
23	using namespace realm;
24
25	ArrayString::ArrayString(Allocator& a)
26	: m_alloc(a)	6,480,036✔
27	{	13,021,719✔
28	m_arr = new (&m_storage) ArrayStringShort(a, true);	13,021,719✔
29	}	13,021,719✔
30
31	void ArrayString::create()
32	{	259,047✔
33	static_cast<ArrayStringShort*>(m_arr)->create();	259,047✔
34	}	259,047✔
35
36	void ArrayString::init_from_mem(MemRef mem) noexcept
37	{	11,386,287✔
38	char* header = mem.get_addr();	11,386,287✔
39
40	ArrayParent* parent = m_arr->get_parent();	11,386,287✔
41	size_t ndx_in_parent = m_arr->get_ndx_in_parent();	11,386,287✔
42
43	bool long_strings = Array::get_hasrefs_from_header(header);	11,386,287✔
44	if (!long_strings) {	11,386,287✔
45	// Small strings
46	bool is_small = Array::get_wtype_from_header(header) == Array::wtype_Multiply;	8,613,297✔
47	if (is_small) {	8,613,297✔
48	auto arr = new (&m_storage) ArrayStringShort(m_alloc, m_nullable);	4,909,662✔
49	arr->init_from_mem(mem);	4,909,662✔
50	m_type = Type::small_strings;	4,909,662✔
51	}	4,909,662✔
52	else {	3,703,635✔
53	auto arr = new (&m_storage) Array(m_alloc);	3,703,635✔
54	arr->init_from_mem(mem);	3,703,635✔
55	m_string_enum_values = std::make_unique<ArrayString>(m_alloc);	3,703,635✔
56	ArrayParent* p;	3,703,635✔
57	REALM_ASSERT(m_spec != nullptr);	3,703,635✔
58	REALM_ASSERT(m_col_ndx != realm::npos);	3,703,635✔
59	ref_type r = m_spec->get_enumkeys_ref(m_col_ndx, p);	3,703,635✔
60	m_string_enum_values->init_from_ref(r);	3,703,635✔
61	m_string_enum_values->set_parent(p, m_col_ndx);	3,703,635✔
62	m_type = Type::enum_strings;	3,703,635✔
63	}	3,703,635✔
64	}	8,613,297✔
65	else {	2,772,990✔
66	bool is_big = Array::get_context_flag_from_header(header);	2,772,990✔
67	if (!is_big) {	2,772,990✔
68	auto arr = new (&m_storage) ArraySmallBlobs(m_alloc);	701,832✔
69	arr->init_from_mem(mem);	701,832✔
70	m_type = Type::medium_strings;	701,832✔
71	}	701,832✔
72	else {	2,071,158✔
73	auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, m_nullable);	2,071,158✔
74	arr->init_from_mem(mem);	2,071,158✔
75	m_type = Type::big_strings;	2,071,158✔
76	}	2,071,158✔
77	}	2,772,990✔
78	m_arr->set_parent(parent, ndx_in_parent);	11,386,287✔
79	}	11,386,287✔
80
81	void ArrayString::init_from_parent()
82	{	5,112,918✔
83	ref_type ref = m_arr->get_ref_from_parent();	5,112,918✔
84	init_from_ref(ref);	5,112,918✔
85	}	5,112,918✔
86
87	void ArrayString::destroy() noexcept
88	{	1,020✔
89	if (m_arr->is_attached()) {	1,020✔
90	Array::destroy_deep(m_arr->get_ref(), m_alloc);	456✔
91	detach();	456✔
92	}	456✔
93	}	1,020✔
94
95	void ArrayString::detach() noexcept
96	{	494,106✔
97	m_arr->detach();	494,106✔
98	// Make sure the object is in a state like right after construction
99	// Next call must be to create()
100	m_arr = new (&m_storage) ArrayStringShort(m_alloc, true);	494,106✔
101	m_type = Type::small_strings;	494,106✔
102	}	494,106✔
103
104	size_t ArrayString::size() const
105	{	14,065,422✔
106	switch (m_type) {	14,065,422✔
107	case Type::small_strings:	4,765,779✔
108	return static_cast<ArrayStringShort*>(m_arr)->size();	4,765,779✔
109	case Type::medium_strings:	464,223✔
110	return static_cast<ArraySmallBlobs*>(m_arr)->size();	464,223✔
111	case Type::big_strings:	8,836,305✔
112	return static_cast<ArrayBigBlobs*>(m_arr)->size();	8,836,305✔
113	case Type::enum_strings:	246✔
114	return static_cast<Array*>(m_arr)->size();	246✔
115	}	14,065,422✔
116	return {};	×
117	}	14,065,422✔
118
119	void ArrayString::add(StringData value)
120	{	136,377✔
121	switch (upgrade_leaf(value.size())) {	136,377✔
122	case Type::small_strings:	80,106✔
123	static_cast<ArrayStringShort*>(m_arr)->add(value);	80,106✔
124	break;	80,106✔
125	case Type::medium_strings:	28,137✔
126	static_cast<ArraySmallBlobs*>(m_arr)->add_string(value);	28,137✔
127	break;	28,137✔
128	case Type::big_strings:	28,134✔
129	static_cast<ArrayBigBlobs*>(m_arr)->add_string(value);	28,134✔
130	break;	28,134✔
131	case Type::enum_strings: {	✔
132	auto a = static_cast<Array*>(m_arr);	×
133	size_t ndx = a->size();	×
134	a->add(0);	×
135	set(ndx, value);	×
136	break;	×
137	}	×
138	}	136,377✔
139	}	136,377✔
140
141	void ArrayString::set(size_t ndx, StringData value)
142	{	3,757,107✔
143	switch (upgrade_leaf(value.size())) {	3,757,107✔
144	case Type::small_strings:	499,386✔
145	static_cast<ArrayStringShort*>(m_arr)->set(ndx, value);	499,386✔
146	break;	499,386✔
147	case Type::medium_strings:	249,432✔
148	static_cast<ArraySmallBlobs*>(m_arr)->set_string(ndx, value);	249,432✔
149	break;	249,432✔
150	case Type::big_strings:	384,726✔
151	static_cast<ArrayBigBlobs*>(m_arr)->set_string(ndx, value);	384,726✔
152	break;	384,726✔
153	case Type::enum_strings: {	2,625,060✔
154	size_t sz = m_string_enum_values->size();	2,625,060✔
155	size_t res = m_string_enum_values->find_first(value, 0, sz);	2,625,060✔
156	if (res == realm::not_found) {	2,625,060✔
157	m_string_enum_values->add(value);	9,696✔
158	res = sz;	9,696✔
159	}	9,696✔
160	static_cast<Array*>(m_arr)->set(ndx, res);	2,625,060✔
161	break;	2,625,060✔
162	}	×
163	}	3,757,107✔
164	}	3,757,107✔
165
166	void ArrayString::insert(size_t ndx, StringData value)
167	{	3,461,175✔
168	switch (upgrade_leaf(value.size())) {	3,461,175✔
169	case Type::small_strings:	1,048,692✔
170	static_cast<ArrayStringShort*>(m_arr)->insert(ndx, value);	1,048,692✔
171	break;	1,048,692✔
172	case Type::medium_strings:	294,738✔
173	static_cast<ArraySmallBlobs*>(m_arr)->insert_string(ndx, value);	294,738✔
174	break;	294,738✔
175	case Type::big_strings:	805,953✔
176	static_cast<ArrayBigBlobs*>(m_arr)->insert_string(ndx, value);	805,953✔
177	break;	805,953✔
178	case Type::enum_strings: {	1,312,812✔
179	static_cast<Array*>(m_arr)->insert(ndx, 0);	1,312,812✔
180	set(ndx, value);	1,312,812✔
181	}	1,312,812✔
182	}	3,461,175✔
183	}	3,461,175✔
184
185	StringData ArrayString::get(size_t ndx) const
186	{	19,524,744✔
187	switch (m_type) {	19,524,744✔
188	case Type::small_strings:	9,633,819✔
189	return static_cast<ArrayStringShort*>(m_arr)->get(ndx);	9,633,819✔
190	case Type::medium_strings:	887,859✔
191	return static_cast<ArraySmallBlobs*>(m_arr)->get_string(ndx);	887,859✔
192	case Type::big_strings:	7,856,358✔
193	return static_cast<ArrayBigBlobs*>(m_arr)->get_string(ndx);	7,856,358✔
194	case Type::enum_strings: {	1,151,052✔
195	size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));	1,151,052✔
196	return m_string_enum_values->get(index);	1,151,052✔
197	}	×
198	}	19,524,744✔
199	return {};	×
200	}	19,524,744✔
201
202	StringData ArrayString::get_legacy(size_t ndx) const
203	{	×
204	switch (m_type) {	×
205	case Type::small_strings:	×
206	return static_cast<ArrayStringShort*>(m_arr)->get(ndx);	×
207	case Type::medium_strings:	×
208	return static_cast<ArraySmallBlobs*>(m_arr)->get_string_legacy(ndx);	×
209	case Type::big_strings:	×
210	return static_cast<ArrayBigBlobs*>(m_arr)->get_string(ndx);	×
211	case Type::enum_strings: {	×
212	size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));	×
213	return m_string_enum_values->get(index);	×
214	}	×
215	}	×
216	return {};	×
217	}	×
218
219	Mixed ArrayString::get_any(size_t ndx) const
220	{	132,819✔
221	return Mixed(get(ndx));	132,819✔
222	}	132,819✔
223
224	bool ArrayString::is_null(size_t ndx) const
225	{	4,162,665✔
226	switch (m_type) {	4,162,665✔
227	case Type::small_strings:	670,656✔
228	return static_cast<ArrayStringShort*>(m_arr)->is_null(ndx);	670,656✔
229	case Type::medium_strings:	19,374✔
230	return static_cast<ArraySmallBlobs*>(m_arr)->is_null(ndx);	19,374✔
231	case Type::big_strings:	3,472,635✔
232	return static_cast<ArrayBigBlobs*>(m_arr)->is_null(ndx);	3,472,635✔
233	case Type::enum_strings: {	✔
234	size_t index = size_t(static_cast<Array*>(m_arr)->get(ndx));	×
235	return m_string_enum_values->is_null(index);	×
236	}	×
237	}	4,162,665✔
238	return {};	×
239	}	4,162,665✔
240
241	void ArrayString::erase(size_t ndx)
242	{	127,977✔
243	switch (m_type) {	127,977✔
244	case Type::small_strings:	36,168✔
245	static_cast<ArrayStringShort*>(m_arr)->erase(ndx);	36,168✔
246	break;	36,168✔
247	case Type::medium_strings:	57,351✔
248	static_cast<ArraySmallBlobs*>(m_arr)->erase(ndx);	57,351✔
249	break;	57,351✔
250	case Type::big_strings:	26,049✔
251	static_cast<ArrayBigBlobs*>(m_arr)->erase(ndx);	26,049✔
252	break;	26,049✔
253	case Type::enum_strings:	8,412✔
254	static_cast<Array*>(m_arr)->erase(ndx);	8,412✔
255	break;	8,412✔
256	}	127,977✔
257	}	127,977✔
258
259	void ArrayString::move(ArrayString& dst, size_t ndx)
260	{	66✔
261	size_t sz = size();	66✔
262	for (size_t i = ndx; i < sz; i++) {	20,730✔
263	dst.add(get(i));	20,664✔
264	}	20,664✔
265
266	switch (m_type) {	66✔
267	case Type::small_strings:	✔
268	static_cast<ArrayStringShort*>(m_arr)->truncate(ndx);	×
269	break;	×
270	case Type::medium_strings:	60✔
271	static_cast<ArraySmallBlobs*>(m_arr)->truncate(ndx);	60✔
272	break;	60✔
273	case Type::big_strings:	6✔
274	static_cast<ArrayBigBlobs*>(m_arr)->truncate(ndx);	6✔
275	break;	6✔
276	case Type::enum_strings:	✔
277	// this operation will never be called for enumerated columns
278	REALM_UNREACHABLE();
279	break;	×
280	}	66✔
281	}	66✔
282
283	void ArrayString::clear()
284	{	357✔
285	switch (m_type) {	357✔
286	case Type::small_strings:	303✔
287	static_cast<ArrayStringShort*>(m_arr)->clear();	303✔
288	break;	303✔
289	case Type::medium_strings:	6✔
290	static_cast<ArraySmallBlobs*>(m_arr)->clear();	6✔
291	break;	6✔
292	case Type::big_strings:	48✔
293	static_cast<ArrayBigBlobs*>(m_arr)->clear();	48✔
294	break;	48✔
295	case Type::enum_strings:	✔
296	static_cast<Array*>(m_arr)->clear();	×
297	break;	×
298	}	357✔
299	}	357✔
300
301	size_t ArrayString::find_first(StringData value, size_t begin, size_t end) const noexcept
302	{	4,095,453✔
303	switch (m_type) {	4,095,453✔
304	case Type::small_strings:	3,113,253✔
305	return static_cast<ArrayStringShort*>(m_arr)->find_first(value, begin, end);	3,113,253✔
306	case Type::medium_strings: {	129,606✔
307	BinaryData as_binary(value.data(), value.size());	129,606✔
308	return static_cast<ArraySmallBlobs*>(m_arr)->find_first(as_binary, true, begin, end);	129,606✔
309	break;	×
310	}	×
311	case Type::big_strings: {	256,791✔
312	BinaryData as_binary(value.data(), value.size());	256,791✔
313	return static_cast<ArrayBigBlobs*>(m_arr)->find_first(as_binary, true, begin, end);	256,791✔
314	break;	×
315	}	×
316	case Type::enum_strings: {	596,493✔
317	size_t sz = m_string_enum_values->size();	596,493✔
318	size_t res = m_string_enum_values->find_first(value, 0, sz);	596,493✔
319	if (res != realm::not_found) {	596,493✔
320	return static_cast<Array*>(m_arr)->find_first(res, begin, end);	596,493✔
321	}	596,493✔
UNCOV 322	break;	×
323	}	596,493✔
324	}	4,095,453✔
325	return not_found;	×
326	}	4,095,453✔
327
328	namespace {
329
330	template <class T>
331	inline StringData get_string(const T* arr, size_t ndx)
332	{	437,337✔
333	return arr->get_string(ndx);	437,337✔
334	}	437,337✔
335
336	template <>
337	inline StringData get_string(const ArrayStringShort* arr, size_t ndx)
338	{	93,657✔
339	return arr->get(ndx);	93,657✔
340	}	93,657✔
341
342	template <class T, class U>
343	size_t lower_bound_string(const T* arr, U value)
344	{	234,912✔
345	size_t i = 0;	234,912✔
346	size_t sz = arr->size();	234,912✔
347	while (0 < sz) {	765,906✔
348	size_t half = sz / 2;	530,994✔
349	size_t mid = i + half;	530,994✔
350	auto probe = get_string(arr, mid);	530,994✔
351	if (probe < value) {	530,994✔
352	i = mid + 1;	190,620✔
353	sz -= half + 1;	190,620✔
354	}	190,620✔
355	else {	340,374✔
356	sz = half;	340,374✔
357	}	340,374✔
358	}	530,994✔
359	return i;	234,912✔
360	}	234,912✔
361	} // namespace
362
363	size_t ArrayString::lower_bound(StringData value)
364	{	234,912✔
365	switch (m_type) {	234,912✔
366	case Type::small_strings:	58,434✔
367	return lower_bound_string(static_cast<ArrayStringShort*>(m_arr), value);	58,434✔
368	case Type::medium_strings:	68,418✔
369	return lower_bound_string(static_cast<ArraySmallBlobs*>(m_arr), value);	68,418✔
370	case Type::big_strings:	108,060✔
371	return lower_bound_string(static_cast<ArrayBigBlobs*>(m_arr), value);	108,060✔
372	case Type::enum_strings:	✔
373	break;	×
374	}	234,912✔
375	return realm::npos;	×
376	}	234,912✔
377
378	ArrayString::Type ArrayString::upgrade_leaf(size_t value_size)
379	{	7,351,086✔
380	if (m_type == Type::big_strings)	7,351,086✔
381	return Type::big_strings;	1,198,404✔
382
383	if (m_type == Type::enum_strings)	6,152,682✔
384	return Type::enum_strings;	3,937,563✔
385
386	if (m_type == Type::medium_strings) {	2,215,119✔
387	if (value_size <= medium_string_max_size)	532,401✔
388	return Type::medium_strings;	531,903✔
389
390	// Upgrade root leaf from medium to big strings
391	auto string_medium = static_cast<ArraySmallBlobs*>(m_arr);	498✔
392	ArrayBigBlobs big_blobs(m_alloc, true);	498✔
393	big_blobs.create(); // Throws	498✔
394
395	size_t n = string_medium->size();	498✔
396	for (size_t i = 0; i < n; i++) {	9,945✔
397	big_blobs.add_string(string_medium->get_string(i)); // Throws	9,447✔
398	}	9,447✔
399	auto parent = string_medium->get_parent();	498✔
400	auto ndx_in_parent = string_medium->get_ndx_in_parent();	498✔
401	string_medium->destroy();	498✔
402
403	auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, true);	498✔
404	arr->init_from_mem(big_blobs.get_mem());	498✔
405	arr->set_parent(parent, ndx_in_parent);	498✔
406	arr->update_parent();	498✔
407
408	m_type = Type::big_strings;	498✔
409	return Type::big_strings;	498✔
410	}	532,401✔
411
412	// m_type == Type::small
413	if (value_size <= small_string_max_size)	1,682,718✔
414	return Type::small_strings;	1,627,389✔
415
416	if (value_size <= medium_string_max_size) {	55,329✔
417	// Upgrade root leaf from small to medium strings
418	auto string_short = static_cast<ArrayStringShort*>(m_arr);	40,374✔
419	ArraySmallBlobs string_long(m_alloc);	40,374✔
420	string_long.create(); // Throws	40,374✔
421
422	size_t n = string_short->size();	40,374✔
423	for (size_t i = 0; i < n; i++) {	73,809✔
424	string_long.add_string(string_short->get(i)); // Throws	33,435✔
425	}	33,435✔
426	auto parent = string_short->get_parent();	40,374✔
427	auto ndx_in_parent = string_short->get_ndx_in_parent();	40,374✔
428	string_short->destroy();	40,374✔
429
430	auto arr = new (&m_storage) ArraySmallBlobs(m_alloc);	40,374✔
431	arr->init_from_mem(string_long.get_mem());	40,374✔
432	arr->set_parent(parent, ndx_in_parent);	40,374✔
433	arr->update_parent();	40,374✔
434
435	m_type = Type::medium_strings;	40,374✔
436	}	40,374✔
437	else {	14,955✔
438	// Upgrade root leaf from small to big strings
439	auto string_short = static_cast<ArrayStringShort*>(m_arr);	14,955✔
440	ArrayBigBlobs big_blobs(m_alloc, true);	14,955✔
441	big_blobs.create(); // Throws	14,955✔
442
443	size_t n = string_short->size();	14,955✔
444	for (size_t i = 0; i < n; i++) {	35,259✔
445	big_blobs.add_string(string_short->get(i)); // Throws	20,304✔
446	}	20,304✔
447	auto parent = string_short->get_parent();	14,955✔
448	auto ndx_in_parent = string_short->get_ndx_in_parent();	14,955✔
449	string_short->destroy();	14,955✔
450
451	auto arr = new (&m_storage) ArrayBigBlobs(m_alloc, true);	14,955✔
452	arr->init_from_mem(big_blobs.get_mem());	14,955✔
453	arr->set_parent(parent, ndx_in_parent);	14,955✔
454	arr->update_parent();	14,955✔
455
456	m_type = Type::big_strings;	14,955✔
457	}	14,955✔
458
459	return m_type;	55,329✔
460	}	1,682,718✔
461
462	void ArrayString::verify() const
463	{	211,668✔
464	#ifdef REALM_DEBUG	211,668✔
465	switch (m_type) {	211,668✔
466	case Type::small_strings:	205,197✔
467	static_cast<ArrayStringShort*>(m_arr)->verify();	205,197✔
468	break;	205,197✔
469	case Type::medium_strings:	843✔
470	static_cast<ArraySmallBlobs*>(m_arr)->verify();	843✔
471	break;	843✔
472	case Type::big_strings:	5,382✔
473	static_cast<ArrayBigBlobs*>(m_arr)->verify();	5,382✔
474	break;	5,382✔
475	case Type::enum_strings:	246✔
476	static_cast<Array*>(m_arr)->verify();	246✔
477	break;	246✔
478	}	211,668✔
479	#endif	211,668✔
480	}	211,668✔

realm / realm-core / 2442

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