com.alibaba.fastjson2.JSONB Maven / Gradle / Ivy
package com.alibaba.fastjson2;
import com.alibaba.fastjson2.filter.Filter;
import com.alibaba.fastjson2.reader.ObjectReader;
import com.alibaba.fastjson2.reader.ObjectReaderBean;
import com.alibaba.fastjson2.reader.ObjectReaderProvider;
import com.alibaba.fastjson2.util.*;
import com.alibaba.fastjson2.writer.ObjectWriter;
import com.alibaba.fastjson2.writer.ObjectWriterProvider;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.Type;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.List;
import static com.alibaba.fastjson2.JSONB.Constants.*;
import static com.alibaba.fastjson2.JSONFactory.*;
import static com.alibaba.fastjson2.util.JDKUtils.*;
/**
* x90 # type_char int
* x91 # binary len_int32 bytes
* x92 # type [str] symbol_int32 jsonb
* x93 # reference
*
* x94 - xa3 # array_0 - array_15
* xa4 # array len_int32 item*
*
* xa5 # object_end
* xa6 # object_start
*
* xa7 # local time b0 b1 b2
* xa8 # local datetime b0 b1 b2 b3 b4 b5 b6
* xa9 # local date b0 b1 b2 b3
* xab # timestamp millis b0 b1 b2 b3 b4 b5 b6 b7
* xac # timestamp seconds b0 b1 b2 b3
* xad # timestamp minutes b0 b1 b2 b3
* xae # timestamp b0 b1 b2 b3 b4 b5 b6 b7 nano_int32
*
* xaf # null
* xb0 # boolean false
* xb1 # boolean true
* xb2 # double 0
* xb3 # double 1
* xb4 # double_long
* xb5 # double
* xb6 # float_int
* xb7 # float
* xb8 # decimal_long
* xb9 # decimal
* xba # bigint_long
* xbb # bigint
* xbc # short
* xbd # byte
* xbe # long
* xbf # long encoded as 32-bit int
* xc0 - xc7 # three-octet compact long (-x40000 to x3ffff)
* xc8 - xd7 # two-octet compact long (-x800 to x7ff, xd0 is 0)
* xd8 - xef # one-octet compact long (-x8 to xf, xe0 is 0)
*
* xf0 - xff # one-octet compact int
* x00 - x2f # one-octet compact int
*
* x30 - x3f # two-octet compact int (-x800 to x7ff)
* x40 - x47 # three-octet compact int (-x40000 to x3ffff)
* x48 # 32-bit signed integer ('I')
*
* x49 - x78 # ascii string length 0-47
* x79 # ascii-8 string variable-length
* x7a # utf-8 string variable-length
* x7b # utf-16 string variable-length
* x7c # utf-16LE string variable-length
* x7d # utf-16BE string variable-length
* x7e # gb18030 string variable-length
* x7f # symbol
*/
public interface JSONB {
static void dump(byte[] jsonbBytes) {
System.out.println(
JSONB.toJSONString(jsonbBytes, true)
);
}
static void dump(byte[] jsonbBytes, SymbolTable symbolTable) {
JSONBDump dump = new JSONBDump(jsonbBytes, symbolTable, true);
String str = dump.toString();
System.out.println(str);
}
interface Constants {
byte BC_CHAR = -112; // 0x90
byte BC_BINARY = -111; // 0x91
byte BC_TYPED_ANY = -110; // 0x92
byte BC_REFERENCE = -109; // 0x93
int ARRAY_FIX_LEN = 15;
byte BC_ARRAY_FIX_0 = -108; // 0x94
byte BC_ARRAY_FIX_MIN = BC_ARRAY_FIX_0;
byte BC_ARRAY_FIX_MAX = BC_ARRAY_FIX_MIN + ARRAY_FIX_LEN; // -105
byte BC_ARRAY = -92; // 0xa4 len_int32 item*
byte BC_OBJECT_END = -91; // 0xa5
byte BC_OBJECT = -90; // 0xa6
byte BC_LOCAL_TIME = -89; // 0xa7 b0 b1 b2 nano_int32
byte BC_LOCAL_DATETIME = -88; // 0xa8 b0 b1 b2 b3 b4 b5 b6 nano_int32
byte BC_LOCAL_DATE = -87; // 0xa9 b0 b1 b2 b3
byte BC_TIMESTAMP_WITH_TIMEZONE = -86; // 0xaa b0 b1 b2 b3 b4 b5 b6 b7 str_zone
byte BC_TIMESTAMP_MILLIS = -85; // 0xab b0 b1 b2 b3 b4 b5 b6 b7
byte BC_TIMESTAMP_SECONDS = -84; // 0xac b0 b1 b2 b3
byte BC_TIMESTAMP_MINUTES = -83; // 0xad b0 b1 b2 b3
byte BC_TIMESTAMP = -82; // 0xae millis_8 + nano_int32
byte BC_NULL = -81; // 0xaf
byte BC_FALSE = -80; // 0xb0
byte BC_TRUE = -79; // 0xb1
byte BC_DOUBLE_NUM_0 = -78; // 0xb2
byte BC_DOUBLE_NUM_1 = -77; // 0xb3
byte BC_DOUBLE_LONG = -76; // 0xb4
byte BC_DOUBLE = -75; // 0xb5
byte BC_FLOAT_INT = -74; // 0xb6
byte BC_FLOAT = -73; // 0xb7
byte BC_DECIMAL_LONG = -72; // 0xb8
byte BC_DECIMAL = -71; // 0xb9
byte BC_BIGINT_LONG = -70; // 0xba
byte BC_BIGINT = -69; // 0xbb
byte BC_INT16 = -68; // 0xbc b0 b1
byte BC_INT8 = -67; // 0xbd b0
byte BC_INT64 = -66; // 0xbe b0 b1 b2 b3 b4 b5 b6 b7
byte BC_INT64_INT = -65; // 0xbf b0 b1 b2 b3
int INT64_SHORT_MIN = -0x40000; // -262144
int INT64_SHORT_MAX = 0x3ffff; // 262143
int INT64_BYTE_MIN = -0x800; // -2048
int INT64_BYTE_MAX = 0x7ff; // 2047
byte BC_INT64_SHORT_MIN = -64; // 0xc0
byte BC_INT64_SHORT_ZERO = -60; //
byte BC_INT64_SHORT_MAX = -57; // 0xc7
byte BC_INT64_BYTE_MIN = -56; // 0xc8
byte BC_INT64_BYTE_ZERO = -48;
byte BC_INT64_BYTE_MAX = -41; // 0xd7
byte BC_INT64_NUM_MIN = -40; // 0xd8 -8
byte BC_INT64_NUM_MAX = -17; // 0xef 15
int INT64_NUM_LOW_VALUE = -8; // -8
int INT64_NUM_HIGH_VALUE = 15; // 15
byte BC_INT32_NUM_0 = 0;
byte BC_INT32_NUM_1 = 1;
byte BC_INT32_NUM_16 = 16;
byte BC_INT32_NUM_MIN = -16; // 0xf0
byte BC_INT32_NUM_MAX = 47; // 0x2f
byte BC_INT32_BYTE_MIN = 48; // 0x30
byte BC_INT32_BYTE_ZERO = 56;
byte BC_INT32_BYTE_MAX = 63;
byte BC_INT32_SHORT_MIN = 64; // 0x40
byte BC_INT32_SHORT_ZERO = 68;
byte BC_INT32_SHORT_MAX = 71; // 0x47
byte BC_INT32 = 72; // 0x48
int INT32_BYTE_MIN = -0x800; // -2048
int INT32_BYTE_MAX = 0x7ff; // 2047
int INT32_SHORT_MIN = -0x40000; // -262144
int INT32_SHORT_MAX = 0x3ffff; // 262143
byte BC_STR_ASCII_FIX_0 = 73;
byte BC_STR_ASCII_FIX_1 = 74;
byte BC_STR_ASCII_FIX_4 = 77;
byte BC_STR_ASCII_FIX_5 = 78;
byte BC_STR_ASCII_FIX_32 = 105;
byte BC_STR_ASCII_FIX_36 = 109;
int STR_ASCII_FIX_LEN = 47;
byte BC_STR_ASCII_FIX_MIN = 73; // 0x49
byte BC_STR_ASCII_FIX_MAX = BC_STR_ASCII_FIX_MIN + STR_ASCII_FIX_LEN; // 120 0x78
byte BC_STR_ASCII = 121;
byte BC_STR_UTF8 = 122;
byte BC_STR_UTF16 = 123;
byte BC_STR_UTF16LE = 124;
byte BC_STR_UTF16BE = 125;
byte BC_STR_GB18030 = 126;
byte BC_SYMBOL = 127;
}
static byte[] toBytes(boolean v) {
return new byte[]{v ? BC_TRUE : BC_FALSE};
}
static byte[] toBytes(int i) {
if (i >= BC_INT32_NUM_MIN && i <= BC_INT32_NUM_MAX) {
return new byte[]{(byte) i};
}
try (JSONWriterJSONB jsonWriter = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null)
) {
jsonWriter.writeInt32(i);
return jsonWriter.getBytes();
}
}
static byte[] toBytes(byte i) {
try (JSONWriterJSONB jsonWriter = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null)
) {
jsonWriter.writeInt8(i);
return jsonWriter.getBytes();
}
}
static byte[] toBytes(short i) {
try (JSONWriterJSONB jsonWriter = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null)
) {
jsonWriter.writeInt16(i);
return jsonWriter.getBytes();
}
}
static byte[] toBytes(long i) {
if (i >= INT64_NUM_LOW_VALUE && i <= INT64_NUM_HIGH_VALUE) {
return new byte[]{
(byte) (BC_INT64_NUM_MIN + (i - INT64_NUM_LOW_VALUE))
};
}
try (JSONWriterJSONB jsonWriter = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null)
) {
jsonWriter.writeInt64(i);
return jsonWriter.getBytes();
}
}
static int writeInt(byte[] bytes, int off, int i) {
if (i >= BC_INT32_NUM_MIN && i <= BC_INT32_NUM_MAX) {
bytes[off] = (byte) i;
return 1;
}
if (i >= INT32_BYTE_MIN && i <= INT32_BYTE_MAX) {
bytes[off] = (byte) (BC_INT32_BYTE_ZERO + (i >> 8));
bytes[off + 1] = (byte) i;
return 2;
}
if (i >= INT32_SHORT_MIN && i <= INT32_SHORT_MAX) {
bytes[off] = (byte) (BC_INT32_SHORT_ZERO + (i >> 16));
bytes[off + 1] = (byte) (i >> 8);
bytes[off + 2] = (byte) i;
return 3;
}
bytes[off] = BC_INT32;
bytes[off + 1] = (byte) (i >>> 24);
bytes[off + 2] = (byte) (i >>> 16);
bytes[off + 3] = (byte) (i >>> 8);
bytes[off + 4] = (byte) i;
return 5;
}
/**
* @since 2.0.46
* @param jsonbBytes
* @param context
* @return
*/
static Object parse(byte[] jsonbBytes, JSONReader.Context context) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
Object object = reader.readAny();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static Object parse(byte[] jsonbBytes, JSONReader.Feature... features) {
ObjectReaderProvider provider = defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, features);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
ObjectReader objectReader = provider.getObjectReader(Object.class, fieldBased);
Object object = objectReader.readJSONBObject(reader, null, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static Object parse(InputStream in, JSONReader.Context context) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(context, in)) {
Object object = reader.readAny();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static Object parse(byte[] jsonbBytes, SymbolTable symbolTable, JSONReader.Feature... features) {
ObjectReaderProvider provider = defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, symbolTable, features);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
ObjectReader objectReader = provider.getObjectReader(Object.class, fieldBased);
Object object = objectReader.readJSONBObject(reader, null, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static JSONObject parseObject(byte[] jsonbBytes) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(defaultObjectReaderProvider),
jsonbBytes,
0,
jsonbBytes.length)
) {
JSONObject object = (JSONObject) reader.readObject();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static JSONObject parseObject(byte[] jsonbBytes, JSONReader.Feature... features) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(defaultObjectReaderProvider, features),
jsonbBytes,
0,
jsonbBytes.length)
) {
JSONObject object = (JSONObject) reader.readObject();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static JSONObject parseObject(InputStream in, JSONReader.Context context) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(context, in)) {
JSONObject object = (JSONObject) reader.readObject();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static JSONArray parseArray(byte[] jsonbBytes) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(JSONFactory.defaultObjectReaderProvider),
jsonbBytes,
0,
jsonbBytes.length)
) {
JSONArray array = (JSONArray) reader.readArray();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(array);
}
return array;
}
}
static JSONArray parseArray(InputStream in, JSONReader.Context context) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(context, in)) {
JSONArray array = (JSONArray) reader.readArray();
if (reader.resolveTasks != null) {
reader.handleResolveTasks(array);
}
return array;
}
}
static List parseArray(byte[] jsonbBytes, Type type) {
if (jsonbBytes == null || jsonbBytes.length == 0) {
return null;
}
Type paramType = new ParameterizedTypeImpl(
new Type[]{type}, null, List.class
);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(JSONFactory.defaultObjectReaderProvider),
jsonbBytes,
0,
jsonbBytes.length)
) {
List list = reader.read(paramType);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(list);
}
return list;
}
}
static List parseArray(byte[] jsonbBytes, Type type, JSONReader.Feature... features) {
if (jsonbBytes == null || jsonbBytes.length == 0) {
return null;
}
Type paramType = new ParameterizedTypeImpl(
new Type[]{type}, null, List.class
);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(JSONFactory.defaultObjectReaderProvider, features),
jsonbBytes,
0,
jsonbBytes.length)
) {
List list = reader.read(paramType);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(list);
}
return list;
}
}
static List parseArray(byte[] jsonbBytes, Type... types) {
if (jsonbBytes == null || jsonbBytes.length == 0) {
return null;
}
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(JSONFactory.defaultObjectReaderProvider),
jsonbBytes,
0,
jsonbBytes.length)
) {
List list = reader.readList(types);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(list);
}
return list;
}
}
static List parseArray(byte[] jsonbBytes, Type[] types, JSONReader.Feature... features) {
if (jsonbBytes == null || jsonbBytes.length == 0) {
return null;
}
try (JSONReaderJSONB reader = new JSONReaderJSONB(
new JSONReader.Context(JSONFactory.defaultObjectReaderProvider, features),
jsonbBytes,
0,
jsonbBytes.length)
) {
List list = reader.readList(types);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(list);
}
return list;
}
}
static T parseObject(byte[] jsonbBytes, Class objectClass) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
try (JSONReader jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
Object object;
if (objectClass == Object.class) {
object = jsonReader.readAny();
} else {
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
object = objectReader.readJSONBObject(jsonReader, objectClass, null, 0);
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
static T parseObject(byte[] jsonbBytes, Type objectType) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectType, fieldBased);
JSONReader jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length);
T object = (T) objectReader.readJSONBObject(jsonReader, objectType, null, 0);
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return object;
}
static T parseObject(byte[] jsonbBytes, Type... types) {
return parseObject(jsonbBytes, new MultiType(types));
}
static T parseObject(byte[] jsonbBytes, Type objectType, SymbolTable symbolTable) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, symbolTable);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectType, fieldBased);
JSONReader reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length);
T object = (T) objectReader.readJSONBObject(reader, objectType, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
static T parseObject(
byte[] jsonbBytes,
Type objectType,
SymbolTable symbolTable,
JSONReader.Feature... features
) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, symbolTable, features);
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectType, fieldBased);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
T object = (T) objectReader.readJSONBObject(reader, objectType, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(
byte[] jsonbBytes,
Class objectClass,
Filter filter,
JSONReader.Feature... features) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider);
context.config(filter, features);
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
for (int i = 0; i < features.length; i++) {
context.features |= features[i].mask;
}
Object object;
if (objectClass == Object.class) {
ObjectReader autoTypeObjectReader;
byte type = jsonReader.getType();
if (type == BC_TYPED_ANY) {
autoTypeObjectReader = jsonReader.checkAutoType(Object.class, 0, 0);
object = autoTypeObjectReader.readJSONBObject(jsonReader, objectClass, null, context.features);
} else {
object = jsonReader.readAny();
}
} else {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
object = objectReader.readJSONBObject(jsonReader, objectClass, null, 0);
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
static T parseObject(
byte[] jsonbBytes,
Type objectType,
SymbolTable symbolTable,
Filter[] filters,
JSONReader.Feature... features) {
if (jsonbBytes == null || jsonbBytes.length == 0) {
return null;
}
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, symbolTable);
context.config(filters, features);
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
for (int i = 0; i < features.length; i++) {
context.features |= features[i].mask;
}
Object object;
if (objectType == Object.class) {
ObjectReader autoTypeObjectReader;
byte type = jsonReader.getType();
if (type == BC_TYPED_ANY) {
autoTypeObjectReader = jsonReader.checkAutoType(Object.class, 0, 0);
object = autoTypeObjectReader.readJSONBObject(jsonReader, objectType, null, context.features);
} else {
object = jsonReader.readAny();
}
} else {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectType, fieldBased);
object = objectReader.readJSONBObject(jsonReader, objectType, null, 0);
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
/**
* @since 2.0.30
*/
static T copy(T object, JSONWriter.Feature... features) {
return JSON.copy(object, features);
}
static T parseObject(byte[] jsonbBytes, TypeReference typeReference, JSONReader.Feature... features) {
return parseObject(jsonbBytes, typeReference.getType(), features);
}
/**
* @since 2.0.30
*/
static T parseObject(
InputStream in,
Class objectClass,
JSONReader.Feature... features
) throws IOException {
JSONReader.Context context = JSONFactory.createReadContext(features);
return parseObject(in, objectClass, context);
}
/**
* @since 2.0.30
*/
static T parseObject(
InputStream in,
Type objectType,
JSONReader.Feature... features
) throws IOException {
JSONReader.Context context = JSONFactory.createReadContext(features);
return parseObject(in, objectType, context);
}
/**
* @since 2.0.30
*/
static T parseObject(
InputStream in,
Type objectType,
JSONReader.Context context
) throws IOException {
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(context, in)) {
Object object;
if (objectType == Object.class) {
object = jsonReader.readAny();
} else {
ObjectReader objectReader = context.getObjectReader(objectType);
object = objectReader.readJSONBObject(jsonReader, objectType, null, 0);
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
/**
* @since 2.0.30
*/
static T parseObject(
InputStream in,
Class objectClass,
JSONReader.Context context
) throws IOException {
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(context, in)) {
Object object;
if (objectClass == Object.class) {
object = jsonReader.readAny();
} else {
ObjectReader objectReader = context.getObjectReader(objectClass);
object = objectReader.readJSONBObject(jsonReader, objectClass, null, 0);
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
static T parseObject(
InputStream in,
int length,
Type objectType,
JSONReader.Context context
) throws IOException {
int cacheIndex = System.identityHashCode(Thread.currentThread()) & (CACHE_ITEMS.length - 1);
final JSONFactory.CacheItem cacheItem = CACHE_ITEMS[cacheIndex];
byte[] bytes = BYTES_UPDATER.getAndSet(cacheItem, null);
if (bytes == null) {
bytes = new byte[8192];
}
try {
if (bytes.length < length) {
bytes = new byte[length];
}
int read = in.read(bytes, 0, length);
if (read != length) {
throw new IllegalArgumentException("deserialize failed. expected read length: " + length + " but actual read: " + read);
}
return parseObject(bytes, 0, length, objectType, context);
} finally {
BYTES_UPDATER.lazySet(cacheItem, bytes);
}
}
static T parseObject(
InputStream in,
int length,
Type objectType,
JSONReader.Feature... features
) throws IOException {
int cacheIndex = System.identityHashCode(Thread.currentThread()) & (CACHE_ITEMS.length - 1);
final JSONFactory.CacheItem cacheItem = CACHE_ITEMS[cacheIndex];
byte[] bytes = BYTES_UPDATER.getAndSet(cacheItem, null);
if (bytes == null) {
bytes = new byte[8192];
}
try {
if (bytes.length < length) {
bytes = new byte[length];
}
int read = in.read(bytes, 0, length);
if (read != length) {
throw new IllegalArgumentException("deserialize failed. expected read length: " + length + " but actual read: " + read);
}
return parseObject(bytes, 0, length, objectType, features);
} finally {
BYTES_UPDATER.lazySet(cacheItem, bytes);
}
}
static T parseObject(byte[] jsonbBytes, Class objectClass, JSONReader.Feature... features) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, features);
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
Object object;
if (objectClass == Object.class) {
ObjectReader autoTypeObjectReader;
byte type = jsonReader.getType();
if (type == BC_TYPED_ANY) {
autoTypeObjectReader = jsonReader.checkAutoType(Object.class, 0, 0);
object = autoTypeObjectReader.readJSONBObject(jsonReader, objectClass, null, context.features);
} else {
object = jsonReader.readAny();
}
} else {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
if ((context.features & JSONReader.Feature.SupportArrayToBean.mask) != 0
&& jsonReader.isArray()
&& objectReader instanceof ObjectReaderBean
) {
object = objectReader.readArrayMappingJSONBObject(jsonReader, objectClass, null, 0);
} else {
object = objectReader.readJSONBObject(jsonReader, objectClass, null, 0);
}
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
static T parseObject(byte[] jsonbBytes, Class objectClass, JSONReader.Context context) {
try (JSONReaderJSONB jsonReader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
Object object;
if (objectClass == Object.class) {
ObjectReader autoTypeObjectReader;
byte type = jsonReader.getType();
if (type == BC_TYPED_ANY) {
autoTypeObjectReader = jsonReader.checkAutoType(Object.class, 0, 0);
object = autoTypeObjectReader.readJSONBObject(jsonReader, objectClass, null, context.features);
} else {
object = jsonReader.readAny();
}
} else {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = context.provider.getObjectReader(objectClass, fieldBased);
if ((context.features & JSONReader.Feature.SupportArrayToBean.mask) != 0
&& jsonReader.isArray()
&& objectReader instanceof ObjectReaderBean
) {
object = objectReader.readArrayMappingJSONBObject(jsonReader, objectClass, null, 0);
} else {
object = objectReader.readJSONBObject(jsonReader, objectClass, null, 0);
}
}
if (jsonReader.resolveTasks != null) {
jsonReader.handleResolveTasks(object);
}
return (T) object;
}
}
static T parseObject(byte[] jsonbBytes, Type objectClass, JSONReader.Feature... features) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, features);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
0,
jsonbBytes.length)
) {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(byte[] jsonbBytes, int off, int len, Class objectClass) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context ctx = new JSONReader.Context(provider);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
ctx,
jsonbBytes,
off,
len)
) {
boolean fieldBased = (ctx.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(byte[] jsonbBytes, int off, int len, Type type) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
off,
len)
) {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(type, fieldBased);
T object = (T) objectReader.readJSONBObject(reader, type, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(
byte[] jsonbBytes,
int off,
int len,
Class objectClass,
JSONReader.Feature... features
) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider);
for (int i = 0; i < features.length; i++) {
context.features |= features[i].mask;
}
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
off,
len)
) {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = provider.getObjectReader(objectClass, fieldBased);
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(
byte[] jsonbBytes,
int off,
int len,
Type objectType,
JSONReader.Context context
) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(context, jsonbBytes, off, len)) {
boolean fieldBased = (context.features & JSONReader.Feature.FieldBased.mask) != 0;
ObjectReader objectReader = context.provider.getObjectReader(objectType, fieldBased);
T object = (T) objectReader.readJSONBObject(reader, objectType, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(byte[] jsonbBytes, int off, int len, Type objectType, JSONReader.Feature... features) {
ObjectReaderProvider provider = JSONFactory.defaultObjectReaderProvider;
JSONReader.Context context = new JSONReader.Context(provider, features);
ObjectReader objectReader = context.getObjectReader(objectType);
try (JSONReaderJSONB reader = new JSONReaderJSONB(context, jsonbBytes, off, len)) {
T object = (T) objectReader.readJSONBObject(reader, objectType, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(byte[] jsonbBytes, int off, int len, Class objectClass, SymbolTable symbolTable) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
JSONFactory.createReadContext(symbolTable),
jsonbBytes,
off,
len)
) {
ObjectReader objectReader = reader.getObjectReader(objectClass);
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(byte[] jsonbBytes, int off, int len, Type objectClass, SymbolTable symbolTable) {
try (JSONReaderJSONB reader = new JSONReaderJSONB(
JSONFactory.createReadContext(symbolTable),
jsonbBytes,
off,
len)
) {
ObjectReader objectReader = reader.getObjectReader(objectClass);
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(
byte[] jsonbBytes,
int off,
int len,
Class objectClass,
SymbolTable symbolTable,
JSONReader.Feature... features
) {
JSONReader.Context context = createReadContext(symbolTable, features);
ObjectReader objectReader = context.getObjectReader(objectClass);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
off,
len)
) {
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static T parseObject(
byte[] jsonbBytes,
int off,
int len,
Type objectClass,
SymbolTable symbolTable,
JSONReader.Feature... features
) {
JSONReader.Context context = createReadContext(symbolTable, features);
ObjectReader objectReader = context.getObjectReader(objectClass);
try (JSONReaderJSONB reader = new JSONReaderJSONB(
context,
jsonbBytes,
off,
len)
) {
T object = (T) objectReader.readJSONBObject(reader, objectClass, null, 0);
if (reader.resolveTasks != null) {
reader.handleResolveTasks(object);
}
return object;
}
}
static byte[] toBytes(String str) {
if (str == null) {
return new byte[]{BC_NULL};
}
try (JSONWriter writer = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null
)) {
writer.writeString(str);
return writer.getBytes();
}
}
static byte[] toBytes(String str, Charset charset) {
if (str == null) {
return new byte[]{BC_NULL};
}
final byte type;
if (charset == StandardCharsets.UTF_16) {
type = BC_STR_UTF16;
} else if (charset == StandardCharsets.UTF_16BE) {
type = BC_STR_UTF16BE;
} else if (charset == StandardCharsets.UTF_16LE) {
type = BC_STR_UTF16LE;
} else if (charset == StandardCharsets.UTF_8) {
type = BC_STR_UTF8;
} else if (charset == StandardCharsets.US_ASCII || charset == StandardCharsets.ISO_8859_1) {
type = BC_STR_ASCII;
} else if (charset != null && "GB18030".equals(charset.name())) { // GraalVM support
type = BC_STR_GB18030;
} else {
return toBytes(str);
}
byte[] utf16 = str.getBytes(charset);
int byteslen = 2 + utf16.length;
if (utf16.length <= BC_INT32_NUM_MAX) {
// skip
} else if (utf16.length <= INT32_BYTE_MAX) {
byteslen += 1;
} else if (utf16.length <= INT32_SHORT_MAX) {
byteslen += 2;
} else {
byteslen += 4;
}
byte[] bytes = new byte[byteslen];
bytes[0] = type;
int off = 1;
off += writeInt(bytes, off, utf16.length);
System.arraycopy(utf16, 0, bytes, off, utf16.length);
return bytes;
}
static byte[] toBytes(Object object) {
ObjectWriterProvider provider = defaultObjectWriterProvider;
JSONWriter.Context context = new JSONWriter.Context(provider);
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, null)) {
if (object == null) {
writer.writeNull();
} else {
Class valueClass = object.getClass();
boolean fieldBased = (context.features & JSONWriter.Feature.FieldBased.mask) != 0;
ObjectWriter objectWriter = provider.getObjectWriter(valueClass, valueClass, fieldBased);
objectWriter.writeJSONB(writer, object, null, null, 0);
}
return writer.getBytes();
}
}
static byte[] toBytes(Object object, JSONWriter.Context context) {
if (context == null) {
context = JSONFactory.createWriteContext();
}
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, null)) {
if (object == null) {
writer.writeNull();
} else {
writer.rootObject = object;
writer.path = JSONWriter.Path.ROOT;
boolean fieldBased = (context.features & JSONWriter.Feature.FieldBased.mask) != 0;
Class valueClass = object.getClass();
ObjectWriter objectWriter = context.provider.getObjectWriter(valueClass, valueClass, fieldBased);
if ((context.features & JSONWriter.Feature.BeanToArray.mask) != 0) {
objectWriter.writeArrayMappingJSONB(writer, object, null, null, 0);
} else {
objectWriter.writeJSONB(writer, object, null, null, 0);
}
}
return writer.getBytes();
}
}
static byte[] toBytes(Object object, SymbolTable symbolTable) {
JSONWriter.Context context = new JSONWriter.Context(defaultObjectWriterProvider);
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, symbolTable)) {
if (object == null) {
writer.writeNull();
} else {
writer.setRootObject(object);
Class valueClass = object.getClass();
ObjectWriter objectWriter = context.getObjectWriter(valueClass, valueClass);
objectWriter.writeJSONB(writer, object, null, null, 0);
}
return writer.getBytes();
}
}
static byte[] toBytes(Object object, SymbolTable symbolTable, JSONWriter.Feature... features) {
ObjectWriterProvider provider = defaultObjectWriterProvider;
JSONWriter.Context context = new JSONWriter.Context(provider, features);
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, symbolTable)) {
if (object == null) {
writer.writeNull();
} else {
writer.setRootObject(object);
Class valueClass = object.getClass();
boolean fieldBased = (context.features & JSONWriter.Feature.FieldBased.mask) != 0;
ObjectWriter objectWriter = provider.getObjectWriter(valueClass, valueClass, fieldBased);
if ((context.features & JSONWriter.Feature.BeanToArray.mask) != 0) {
objectWriter.writeArrayMappingJSONB(writer, object, null, null, 0);
} else {
objectWriter.writeJSONB(writer, object, null, null, 0);
}
}
return writer.getBytes();
}
}
static byte[] toBytes(Object object, SymbolTable symbolTable, Filter[] filters, JSONWriter.Feature... features) {
ObjectWriterProvider provider = defaultObjectWriterProvider;
JSONWriter.Context context = new JSONWriter.Context(provider, features);
context.configFilter(filters);
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, symbolTable)) {
if (object == null) {
writer.writeNull();
} else {
writer.setRootObject(object);
Class valueClass = object.getClass();
boolean fieldBased = (context.features & JSONWriter.Feature.FieldBased.mask) != 0;
ObjectWriter objectWriter = provider.getObjectWriter(valueClass, valueClass, fieldBased);
if ((context.features & JSONWriter.Feature.BeanToArray.mask) != 0) {
objectWriter.writeArrayMappingJSONB(writer, object, null, null, 0);
} else {
objectWriter.writeJSONB(writer, object, null, null, 0);
}
}
return writer.getBytes();
}
}
static byte[] toBytes(Object object, JSONWriter.Feature... features) {
ObjectWriterProvider provider = defaultObjectWriterProvider;
JSONWriter.Context context = new JSONWriter.Context(provider, features);
try (JSONWriterJSONB writer = new JSONWriterJSONB(context, null)) {
if (object == null) {
writer.writeNull();
} else {
writer.rootObject = object;
writer.path = JSONWriter.Path.ROOT;
boolean fieldBased = (context.features & JSONWriter.Feature.FieldBased.mask) != 0;
Class valueClass = object.getClass();
ObjectWriter objectWriter = provider.getObjectWriter(valueClass, valueClass, fieldBased);
if ((context.features & JSONWriter.Feature.BeanToArray.mask) != 0) {
objectWriter.writeArrayMappingJSONB(writer, object, null, null, 0);
} else {
objectWriter.writeJSONB(writer, object, null, null, 0);
}
}
return writer.getBytes();
}
}
static SymbolTable symbolTable(String... names) {
return new SymbolTable(names);
}
static String toJSONString(byte[] jsonbBytes) {
return new JSONBDump(jsonbBytes, false)
.toString();
}
/**
* @since 2.0.28
*/
static String toJSONString(byte[] jsonbBytes, boolean raw) {
return new JSONBDump(jsonbBytes, raw)
.toString();
}
static String toJSONString(byte[] jsonbBytes, SymbolTable symbolTable) {
return new JSONBDump(jsonbBytes, symbolTable, false)
.toString();
}
static int writeTo(
OutputStream out,
Object object,
JSONWriter.Feature... features
) {
try (JSONWriterJSONB writer = new JSONWriterJSONB(
new JSONWriter.Context(JSONFactory.defaultObjectWriterProvider),
null
)) {
writer.config(features);
if (object == null) {
writer.writeNull();
} else {
writer.setRootObject(object);
Class valueClass = object.getClass();
ObjectWriter objectWriter = writer.getObjectWriter(valueClass, valueClass);
objectWriter.writeJSONB(writer, object, null, null, 0);
}
return writer.flushTo(out);
} catch (IOException e) {
throw new JSONException("writeJSONString error", e);
}
}
static byte[] fromJSONString(String str) {
return JSONB.toBytes(JSON.parse(str));
}
static byte[] fromJSONBytes(byte[] jsonUtf8Bytes) {
JSONReader reader = JSONReader.of(jsonUtf8Bytes);
ObjectReader objectReader = reader.getObjectReader(Object.class);
Object object = objectReader.readObject(reader, null, null, 0);
return JSONB.toBytes(object);
}
static String typeName(byte type) {
switch (type) {
case BC_OBJECT:
return "OBJECT " + Integer.toString(type);
case BC_OBJECT_END:
return "OBJECT_END " + Integer.toString(type);
case BC_REFERENCE:
return "REFERENCE " + Integer.toString(type);
case BC_SYMBOL:
return "SYMBOL " + Integer.toString(type);
case BC_NULL:
return "NULL " + Integer.toString(type);
case BC_TRUE:
return "TRUE " + Integer.toString(type);
case BC_FALSE:
return "FALSE " + Integer.toString(type);
case BC_STR_UTF8:
return "STR_UTF8 " + Integer.toString(type);
case BC_STR_UTF16:
return "STR_UTF16 " + Integer.toString(type);
case BC_STR_UTF16LE:
return "STR_UTF16LE " + Integer.toString(type);
case BC_STR_UTF16BE:
return "STR_UTF16BE " + Integer.toString(type);
case BC_INT8:
return "INT8 " + Integer.toString(type);
case BC_INT16:
return "INT16 " + Integer.toString(type);
case BC_INT32:
return "INT32 " + Integer.toString(type);
case BC_INT64:
case BC_INT64_INT:
return "INT64 " + Integer.toString(type);
case BC_FLOAT:
case BC_FLOAT_INT:
return "FLOAT " + Integer.toString(type);
case BC_DOUBLE:
case BC_DOUBLE_LONG:
case BC_DOUBLE_NUM_0:
case BC_DOUBLE_NUM_1:
return "DOUBLE " + Integer.toString(type);
case BC_BIGINT:
case BC_BIGINT_LONG:
return "BIGINT " + Integer.toString(type);
case BC_DECIMAL:
case BC_DECIMAL_LONG:
return "DECIMAL " + Integer.toString(type);
case Constants.BC_LOCAL_TIME:
return "LOCAL_TIME " + Integer.toString(type);
case BC_BINARY:
return "BINARY " + Integer.toString(type);
case Constants.BC_LOCAL_DATETIME:
return "LOCAL_DATETIME " + Integer.toString(type);
case BC_TIMESTAMP:
return "TIMESTAMP " + Integer.toString(type);
case BC_TIMESTAMP_MINUTES:
return "TIMESTAMP_MINUTES " + Integer.toString(type);
case BC_TIMESTAMP_SECONDS:
return "TIMESTAMP_SECONDS " + Integer.toString(type);
case BC_TIMESTAMP_MILLIS:
return "TIMESTAMP_MILLIS " + Integer.toString(type);
case BC_TIMESTAMP_WITH_TIMEZONE:
return "TIMESTAMP_WITH_TIMEZONE " + Integer.toString(type);
case Constants.BC_LOCAL_DATE:
return "LOCAL_DATE " + Integer.toString(type);
case BC_TYPED_ANY:
return "TYPED_ANY " + Integer.toString(type);
default:
if (type >= BC_ARRAY_FIX_MIN && type <= BC_ARRAY) {
return "ARRAY " + Integer.toString(type);
}
if (type >= BC_STR_ASCII_FIX_MIN && type <= BC_STR_ASCII) {
return "STR_ASCII " + Integer.toString(type);
}
if (type >= BC_INT32_NUM_MIN && type <= BC_INT32_NUM_MAX) {
return "INT32 " + Integer.toString(type);
}
if (type >= BC_INT32_BYTE_MIN && type <= BC_INT32_BYTE_MAX) {
return "INT32 " + Integer.toString(type);
}
if (type >= BC_INT32_SHORT_MIN && type <= BC_INT32_SHORT_MAX) {
return "INT32 " + Integer.toString(type);
}
if (type >= BC_INT64_NUM_MIN && type <= BC_INT64_NUM_MAX) {
return "INT64 " + Integer.toString(type);
}
if (type >= BC_INT64_BYTE_MIN && type <= BC_INT64_BYTE_MAX) {
return "INT64 " + Integer.toString(type);
}
if (type >= BC_INT64_SHORT_MIN && type <= BC_INT64_SHORT_MAX) {
return "INT64 " + Integer.toString(type);
}
return Integer.toString(type);
}
}
}