public DateFormat getDateFormat() {
if (dateFormat == null) {
dateFormat = new SimpleDateFormat(dateFormatPattern, lexer.getLocale());
dateFormat.setTimeZone(lexer.getTimeZone());
}
return dateFormat;
}
public void parseExtra(Object object, String key) {
final JSONLexer lexer = this.lexer; // xxx
lexer.nextTokenWithColon();
Type type = null;
if (extraTypeProviders != null) {
for (ExtraTypeProvider extraProvider : extraTypeProviders) {
type = extraProvider.getExtraType(object, key);
}
}
Object value =
type == null //
? parse() // skip
: parseObject(type);
if (object instanceof ExtraProcessable) {
ExtraProcessable extraProcessable = ((ExtraProcessable) object);
extraProcessable.processExtra(key, value);
return;
}
if (extraProcessors != null) {
for (ExtraProcessor process : extraProcessors) {
process.processExtra(object, key, value);
}
}
}
public static JSONArray parseArray(String text) {
if (text == null) {
return null;
}
DefaultJSONParser parser = new DefaultJSONParser(text, ParserConfig.getGlobalInstance());
JSONArray array;
JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken();
array = null;
} else if (lexer.token() == JSONToken.EOF) {
array = null;
} else {
array = new JSONArray();
parser.parseArray(array);
parser.handleResovleTask(array);
}
parser.close();
return array;
}
public Object parseKey() {
if (lexer.token() == JSONToken.IDENTIFIER) {
String value = lexer.stringVal();
lexer.nextToken(JSONToken.COMMA);
return value;
}
return parse(null);
}
public final void accept(final int token, int nextExpectToken) {
final JSONLexer lexer = this.lexer;
if (lexer.token() == token) {
lexer.nextToken(nextExpectToken);
} else {
throwException(token);
}
}
@SuppressWarnings("unchecked")
public <T> T deserialze(DefaultJSONParser parser, Type clazz, Object fieldName) {
JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.COMMA) {
lexer.nextToken(JSONToken.LITERAL_STRING);
if (lexer.token() != JSONToken.LITERAL_STRING) {
throw new JSONException("syntax error");
}
lexer.nextTokenWithColon(JSONToken.LITERAL_INT);
if (lexer.token() != JSONToken.LITERAL_INT) {
throw new JSONException("syntax error");
}
long time = lexer.longValue();
lexer.nextToken(JSONToken.RBRACE);
if (lexer.token() != JSONToken.RBRACE) {
throw new JSONException("syntax error");
}
lexer.nextToken(JSONToken.COMMA);
return (T) new java.sql.Time(time);
}
Object val = parser.parse();
if (val == null) {
return null;
}
if (val instanceof java.sql.Time) {
return (T) val;
} else if (val instanceof Number) {
return (T) new java.sql.Time(((Number) val).longValue());
} else if (val instanceof String) {
String strVal = (String) val;
if (strVal.length() == 0) {
return null;
}
long longVal;
JSONScanner dateLexer = new JSONScanner(strVal);
if (dateLexer.scanISO8601DateIfMatch()) {
longVal = dateLexer.getCalendar().getTimeInMillis();
} else {
longVal = Long.parseLong(strVal);
}
return (T) new java.sql.Time(longVal);
}
throw new JSONException("parse error");
}
public final void accept(final int token, int nextExpectToken) {
final JSONLexer lexer = getLexer();
if (lexer.token() == token) {
lexer.nextToken(nextExpectToken);
} else {
throw new JSONException(
"syntax error, expect "
+ JSONToken.name(token)
+ ", actual "
+ JSONToken.name(lexer.token()));
}
}
public void close() {
final JSONLexer lexer = getLexer();
try {
if (isEnabled(Feature.AutoCloseSource)) {
if (lexer.token() != JSONToken.EOF) {
throw new JSONException("not close json text, token : " + JSONToken.name(lexer.token()));
}
}
} finally {
lexer.close();
}
}
public ParseContext setContext(Object object, Object fieldName) {
if (lexer.isEnabled(Feature.DisableCircularReferenceDetect)) {
return null;
}
return setContext(this.context, object, fieldName);
}
public void throwException(int token) {
throw new JSONException(
"syntax error, expect "
+ JSONToken.name(token)
+ ", actual "
+ JSONToken.name(lexer.token()));
}
public DefaultJSONParser(final Object input, final JSONLexer lexer, final ParserConfig config) {
this.lexer = lexer;
this.input = input;
this.config = config;
this.symbolTable = config.getSymbolTable();
lexer.nextToken(JSONToken.LBRACE); // prime the pump
}
public DefaultJSONParser(final Object input, final JSONLexer lexer, final ParserConfig config) {
this.lexer = lexer;
this.input = input;
this.config = config;
this.symbolTable = config.symbolTable;
int ch = lexer.getCurrent();
if (ch == '{') {
lexer.next();
((JSONLexerBase) lexer).token = JSONToken.LBRACE;
} else if (ch == '[') {
lexer.next();
((JSONLexerBase) lexer).token = JSONToken.LBRACKET;
} else {
lexer.nextToken(); // prime the pump
}
}
@SuppressWarnings("unchecked")
public <T> T parseObject(Type type) {
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken();
return null;
}
ObjectDeserializer derializer = config.getDeserializer(type);
try {
return (T) derializer.deserialze(this, type, null);
} catch (JSONException e) {
throw e;
} catch (Throwable e) {
throw new JSONException(e.getMessage(), e);
}
}
public void popContext() {
if (lexer.isEnabled(Feature.DisableCircularReferenceDetect)) {
return;
}
this.context = this.context.parent;
contextArray[contextArrayIndex - 1] = null;
contextArrayIndex--;
}
@SuppressWarnings("unchecked")
public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) {
final JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken(JSONToken.COMMA);
return null;
}
Map<Object, Object> map = createMap(type);
ParseContext context = parser.getContext();
try {
parser.setContext(context, map, fieldName);
return (T) deserialze(parser, type, fieldName, map);
} finally {
parser.setContext(context);
}
}
public ParseContext setContext(ParseContext parent, Object object, Object fieldName) {
if (lexer.isEnabled(Feature.DisableCircularReferenceDetect)) {
return null;
}
this.context = new ParseContext(parent, object, fieldName);
addContext(this.context);
return this.context;
}
@SuppressWarnings("unchecked")
public <T> T parseObject(Type type, Object fieldName) {
int token = lexer.token();
if (token == JSONToken.NULL) {
lexer.nextToken();
return null;
}
if (token == JSONToken.LITERAL_STRING) {
if (type == byte[].class) {
byte[] bytes = lexer.bytesValue();
lexer.nextToken();
return (T) bytes;
}
if (type == char[].class) {
String strVal = lexer.stringVal();
lexer.nextToken();
return (T) strVal.toCharArray();
}
}
ObjectDeserializer derializer = config.getDeserializer(type);
try {
return (T) derializer.deserialze(this, type, fieldName);
} catch (JSONException e) {
throw e;
} catch (Throwable e) {
throw new JSONException(e.getMessage(), e);
}
}
@Override
public void parseField(
DefaultJSONParser parser, Object object, Type objectType, Map<String, Object> fieldValues) {
Integer value;
final JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.LITERAL_INT) {
int val = lexer.intValue();
lexer.nextToken(JSONToken.COMMA);
if (object == null) {
fieldValues.put(fieldInfo.getName(), val);
} else {
setValue(object, val);
}
return;
} else if (lexer.token() == JSONToken.NULL) {
value = null;
lexer.nextToken(JSONToken.COMMA);
} else {
Object obj = parser.parse();
value = TypeUtils.castToInt(obj);
}
if (value == null && getFieldClass() == int.class) {
// skip
return;
}
if (object == null) {
fieldValues.put(fieldInfo.getName(), value);
} else {
setValue(object, value);
}
}
public static <T> List<T> parseArray(String text, Class<T> clazz) {
if (text == null) {
return null;
}
List<T> list;
DefaultJSONParser parser = new DefaultJSONParser(text, ParserConfig.getGlobalInstance());
JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken();
list = null;
} else {
list = new ArrayList<T>();
parser.parseArray(clazz, list);
parser.handleResovleTask(list);
}
parser.close();
return list;
}
public void acceptType(String typeName) {
JSONLexer lexer = this.lexer;
lexer.nextTokenWithColon();
if (lexer.token() != JSONToken.LITERAL_STRING) {
throw new JSONException("type not match error");
}
if (typeName.equals(lexer.stringVal())) {
lexer.nextToken();
if (lexer.token() == JSONToken.COMMA) {
lexer.nextToken();
}
} else {
throw new JSONException("type not match error");
}
}
@SuppressWarnings("unchecked")
public static <T> T deserialze(DefaultJSONParser parser) {
final JSONLexer lexer = parser.getLexer();
if (lexer.token() == JSONToken.LITERAL_INT) {
long val = lexer.longValue();
lexer.nextToken(JSONToken.COMMA);
return (T) new BigDecimal(val);
}
if (lexer.token() == JSONToken.LITERAL_FLOAT) {
BigDecimal val = lexer.decimalValue();
lexer.nextToken(JSONToken.COMMA);
return (T) val;
}
Object value = parser.parse();
if (value == null) {
return null;
}
return (T) TypeUtils.castToBigDecimal(value);
}
@SuppressWarnings("unchecked")
public static <T> T deserialze(DefaultJSONParser parser) {
final JSONLexer lexer = parser.lexer;
if (lexer.token() == JSONToken.LITERAL_INT) {
String val = lexer.numberString();
lexer.nextToken(JSONToken.COMMA);
return (T) Float.valueOf(Float.parseFloat(val));
}
if (lexer.token() == JSONToken.LITERAL_FLOAT) {
float val = lexer.floatValue();
lexer.nextToken(JSONToken.COMMA);
return (T) Float.valueOf(val);
}
Object value = parser.parse();
if (value == null) {
return null;
}
return (T) TypeUtils.castToFloat(value);
}
@SuppressWarnings({"unchecked", "rawtypes"})
public final void parseArray(final Collection array, Object fieldName) {
final JSONLexer lexer = getLexer();
if (lexer.token() == JSONToken.SET || lexer.token() == JSONToken.TREE_SET) {
lexer.nextToken();
}
if (lexer.token() != JSONToken.LBRACKET) {
throw new JSONException(
"syntax error, expect [, actual "
+ JSONToken.name(lexer.token())
+ ", pos "
+ lexer.pos());
}
lexer.nextToken(JSONToken.LITERAL_STRING);
ParseContext context = this.getContext();
this.setContext(array, fieldName);
try {
for (int i = 0; ; ++i) {
if (isEnabled(Feature.AllowArbitraryCommas)) {
while (lexer.token() == JSONToken.COMMA) {
lexer.nextToken();
continue;
}
}
Object value;
switch (lexer.token()) {
case LITERAL_INT:
value = lexer.integerValue();
lexer.nextToken(JSONToken.COMMA);
break;
case LITERAL_FLOAT:
if (lexer.isEnabled(Feature.UseBigDecimal)) {
value = lexer.decimalValue(true);
} else {
value = lexer.decimalValue(false);
}
lexer.nextToken(JSONToken.COMMA);
break;
case LITERAL_STRING:
String stringLiteral = lexer.stringVal();
lexer.nextToken(JSONToken.COMMA);
if (lexer.isEnabled(Feature.AllowISO8601DateFormat)) {
JSONScanner iso8601Lexer = new JSONScanner(stringLiteral);
if (iso8601Lexer.scanISO8601DateIfMatch()) {
value = iso8601Lexer.getCalendar().getTime();
} else {
value = stringLiteral;
}
iso8601Lexer.close();
} else {
value = stringLiteral;
}
break;
case TRUE:
value = Boolean.TRUE;
lexer.nextToken(JSONToken.COMMA);
break;
case FALSE:
value = Boolean.FALSE;
lexer.nextToken(JSONToken.COMMA);
break;
case LBRACE:
JSONObject object = new JSONObject();
value = parseObject(object, i);
break;
case LBRACKET:
Collection items = new JSONArray();
parseArray(items, i);
value = items;
break;
case NULL:
value = null;
lexer.nextToken(JSONToken.LITERAL_STRING);
break;
case RBRACKET:
lexer.nextToken(JSONToken.COMMA);
return;
case EOF:
throw new JSONException("unclosed jsonArray");
default:
value = parse();
break;
}
array.add(value);
checkListResolve(array);
if (lexer.token() == JSONToken.COMMA) {
lexer.nextToken(JSONToken.LITERAL_STRING);
continue;
}
}
} finally {
this.setContext(context);
}
}
public Object parseArrayWithType(Type collectionType) {
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken();
return null;
}
Type[] actualTypes = ((ParameterizedType) collectionType).getActualTypeArguments();
if (actualTypes.length != 1) {
throw new JSONException("not support type " + collectionType);
}
Type actualTypeArgument = actualTypes[0];
if (actualTypeArgument instanceof Class) {
List<Object> array = new ArrayList<Object>();
this.parseArray((Class<?>) actualTypeArgument, array);
return array;
}
if (actualTypeArgument instanceof WildcardType) {
WildcardType wildcardType = (WildcardType) actualTypeArgument;
// assert wildcardType.getUpperBounds().length == 1;
Type upperBoundType = wildcardType.getUpperBounds()[0];
// assert upperBoundType instanceof Class;
if (Object.class.equals(upperBoundType)) {
if (wildcardType.getLowerBounds().length == 0) {
// Collection<?>
return parse();
} else {
throw new JSONException("not support type : " + collectionType);
}
}
List<Object> array = new ArrayList<Object>();
this.parseArray((Class<?>) upperBoundType, array);
return array;
// throw new JSONException("not support type : " +
// collectionType);return parse();
}
if (actualTypeArgument instanceof TypeVariable) {
TypeVariable<?> typeVariable = (TypeVariable<?>) actualTypeArgument;
Type[] bounds = typeVariable.getBounds();
if (bounds.length != 1) {
throw new JSONException("not support : " + typeVariable);
}
Type boundType = bounds[0];
if (boundType instanceof Class) {
List<Object> array = new ArrayList<Object>();
this.parseArray((Class<?>) boundType, array);
return array;
}
}
if (actualTypeArgument instanceof ParameterizedType) {
ParameterizedType parameterizedType = (ParameterizedType) actualTypeArgument;
List<Object> array = new ArrayList<Object>();
this.parseArray(parameterizedType, array);
return array;
}
throw new JSONException("TODO : " + collectionType);
}
public void parseObject(Object object) {
Class<?> clazz = object.getClass();
Map<String, FieldDeserializer> setters = config.getFieldDeserializers(clazz);
if (lexer.token() != JSONToken.LBRACE && lexer.token() != JSONToken.COMMA) {
throw new JSONException("syntax error, expect {, actual " + lexer.tokenName());
}
final Object[] args = new Object[1];
for (; ; ) {
// lexer.scanSymbol
String key = lexer.scanSymbol(symbolTable);
if (key == null) {
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken(JSONToken.COMMA);
break;
}
if (lexer.token() == JSONToken.COMMA) {
if (isEnabled(Feature.AllowArbitraryCommas)) {
continue;
}
}
}
FieldDeserializer fieldDeser = setters.get(key);
if (fieldDeser == null) {
if (!isEnabled(Feature.IgnoreNotMatch)) {
throw new JSONException(
"setter not found, class " + clazz.getName() + ", property " + key);
}
lexer.nextTokenWithColon();
parse(); // skip
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken();
return;
}
continue;
} else {
Method method = fieldDeser.getMethod();
Class<?> fieldClass = method.getParameterTypes()[0];
Type fieldType = method.getGenericParameterTypes()[0];
if (fieldClass == int.class) {
lexer.nextTokenWithColon(JSONToken.LITERAL_INT);
args[0] = IntegerDeserializer.instance.deserialze(this, fieldType, null);
} else if (fieldClass == String.class) {
lexer.nextTokenWithColon(JSONToken.LITERAL_STRING);
args[0] = StringDeserializer.deserialze(this);
} else if (fieldClass == long.class) {
lexer.nextTokenWithColon(JSONToken.LITERAL_INT);
args[0] = LongDeserializer.instance.deserialze(this, fieldType, null);
} else {
ObjectDeserializer fieldValueDeserializer = config.getDeserializer(fieldClass, fieldType);
lexer.nextTokenWithColon(fieldValueDeserializer.getFastMatchToken());
args[0] = fieldValueDeserializer.deserialze(this, fieldType, null);
}
try {
method.invoke(object, args);
} catch (Exception e) {
throw new JSONException("set proprety error, " + method.getName(), e);
}
}
if (lexer.token() == JSONToken.COMMA) {
continue;
}
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken(JSONToken.COMMA);
return;
}
}
}
public Object[] parseArray(Type[] types) {
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken(JSONToken.COMMA);
return null;
}
if (lexer.token() != JSONToken.LBRACKET) {
throw new JSONException("syntax error : " + lexer.tokenName());
}
Object[] list = new Object[types.length];
if (types.length == 0) {
lexer.nextToken(JSONToken.RBRACKET);
if (lexer.token() != JSONToken.RBRACKET) {
throw new JSONException("syntax error");
}
lexer.nextToken(JSONToken.COMMA);
return new Object[0];
}
lexer.nextToken(JSONToken.LITERAL_INT);
for (int i = 0; i < types.length; ++i) {
Object value;
if (lexer.token() == JSONToken.NULL) {
value = null;
lexer.nextToken(JSONToken.COMMA);
} else {
Type type = types[i];
if (type == int.class || type == Integer.class) {
if (lexer.token() == JSONToken.LITERAL_INT) {
value = Integer.valueOf(lexer.intValue());
lexer.nextToken(JSONToken.COMMA);
} else {
value = this.parse();
value = TypeUtils.cast(value, type, config);
}
} else if (type == String.class) {
if (lexer.token() == JSONToken.LITERAL_STRING) {
value = lexer.stringVal();
lexer.nextToken(JSONToken.COMMA);
} else {
value = this.parse();
value = TypeUtils.cast(value, type, config);
}
} else {
boolean isArray = false;
Class<?> componentType = null;
if (i == types.length - 1) {
if (type instanceof Class) {
Class<?> clazz = (Class<?>) type;
isArray = clazz.isArray();
componentType = clazz.getComponentType();
}
}
// support varArgs
if (isArray && lexer.token() != JSONToken.LBRACKET) {
List<Object> varList = new ArrayList<Object>();
ObjectDeserializer derializer = config.getDeserializer(componentType);
int fastMatch = derializer.getFastMatchToken();
if (lexer.token() != JSONToken.RBRACKET) {
for (; ; ) {
Object item = derializer.deserialze(this, type, null);
varList.add(item);
if (lexer.token() == JSONToken.COMMA) {
lexer.nextToken(fastMatch);
} else if (lexer.token() == JSONToken.RBRACKET) {
break;
} else {
throw new JSONException("syntax error :" + JSONToken.name(lexer.token()));
}
}
}
value = TypeUtils.cast(varList, type, config);
} else {
ObjectDeserializer derializer = config.getDeserializer(type);
value = derializer.deserialze(this, type, null);
}
}
}
list[i] = value;
if (lexer.token() == JSONToken.RBRACKET) {
break;
}
if (lexer.token() != JSONToken.COMMA) {
throw new JSONException("syntax error :" + JSONToken.name(lexer.token()));
}
if (i == types.length - 1) {
lexer.nextToken(JSONToken.RBRACKET);
} else {
lexer.nextToken(JSONToken.LITERAL_INT);
}
}
if (lexer.token() != JSONToken.RBRACKET) {
throw new JSONException("syntax error");
}
lexer.nextToken(JSONToken.COMMA);
return list;
}
@SuppressWarnings({"unchecked", "rawtypes"})
public void parseArray(Type type, Collection array, Object fieldName) {
if (lexer.token() == JSONToken.SET || lexer.token() == JSONToken.TREE_SET) {
lexer.nextToken();
}
if (lexer.token() != JSONToken.LBRACKET) {
throw new JSONException("exepct '[', but " + JSONToken.name(lexer.token()));
}
ObjectDeserializer deserializer = null;
if (int.class == type) {
deserializer = IntegerDeserializer.instance;
lexer.nextToken(JSONToken.LITERAL_INT);
} else if (String.class == type) {
deserializer = StringDeserializer.instance;
lexer.nextToken(JSONToken.LITERAL_STRING);
} else {
deserializer = config.getDeserializer(type);
lexer.nextToken(deserializer.getFastMatchToken());
}
ParseContext context = this.getContext();
this.setContext(array, fieldName);
try {
for (int i = 0; ; ++i) {
if (isEnabled(Feature.AllowArbitraryCommas)) {
while (lexer.token() == JSONToken.COMMA) {
lexer.nextToken();
continue;
}
}
if (lexer.token() == JSONToken.RBRACKET) {
break;
}
if (int.class == type) {
Object val = IntegerDeserializer.instance.deserialze(this, null, null);
array.add(val);
} else if (String.class == type) {
String value;
if (lexer.token() == JSONToken.LITERAL_STRING) {
value = lexer.stringVal();
lexer.nextToken(JSONToken.COMMA);
} else {
Object obj = this.parse();
if (obj == null) {
value = null;
} else {
value = obj.toString();
}
}
array.add(value);
} else {
Object val;
if (lexer.token() == JSONToken.NULL) {
lexer.nextToken();
val = null;
} else {
val = deserializer.deserialze(this, type, i);
}
array.add(val);
checkListResolve(array);
}
if (lexer.token() == JSONToken.COMMA) {
lexer.nextToken(deserializer.getFastMatchToken());
continue;
}
}
} finally {
this.setContext(context);
}
lexer.nextToken(JSONToken.COMMA);
}
@SuppressWarnings({"unchecked", "rawtypes"})
public final Object parseObject(final Map object, Object fieldName) {
final JSONLexer lexer = this.lexer;
if (lexer.token() != JSONToken.LBRACE && lexer.token() != JSONToken.COMMA) {
throw new JSONException("syntax error, expect {, actual " + lexer.tokenName());
}
ParseContext context = this.getContext();
try {
boolean setContextFlag = false;
for (; ; ) {
lexer.skipWhitespace();
char ch = lexer.getCurrent();
if (isEnabled(Feature.AllowArbitraryCommas)) {
while (ch == ',') {
lexer.next();
lexer.skipWhitespace();
ch = lexer.getCurrent();
}
}
boolean isObjectKey = false;
Object key;
if (ch == '"') {
key = lexer.scanSymbol(symbolTable, '"');
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos() + ", name " + key);
}
} else if (ch == '}') {
lexer.next();
lexer.resetStringPosition();
lexer.nextToken();
return object;
} else if (ch == '\'') {
if (!isEnabled(Feature.AllowSingleQuotes)) {
throw new JSONException("syntax error");
}
key = lexer.scanSymbol(symbolTable, '\'');
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos());
}
} else if (ch == EOI) {
throw new JSONException("syntax error");
} else if (ch == ',') {
throw new JSONException("syntax error");
} else if ((ch >= '0' && ch <= '9') || ch == '-') {
lexer.resetStringPosition();
lexer.scanNumber();
if (lexer.token() == JSONToken.LITERAL_INT) {
key = lexer.integerValue();
} else {
key = lexer.decimalValue(true);
}
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos() + ", name " + key);
}
} else if (ch == '{' || ch == '[') {
lexer.nextToken();
key = parse();
isObjectKey = true;
} else {
if (!isEnabled(Feature.AllowUnQuotedFieldNames)) {
throw new JSONException("syntax error");
}
key = lexer.scanSymbolUnQuoted(symbolTable);
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos() + ", actual " + ch);
}
}
if (!isObjectKey) {
lexer.next();
lexer.skipWhitespace();
}
ch = lexer.getCurrent();
lexer.resetStringPosition();
if (key == JSON.DEFAULT_TYPE_KEY) {
String typeName = lexer.scanSymbol(symbolTable, '"');
Class<?> clazz = TypeUtils.loadClass(typeName);
if (clazz == null) {
object.put(JSON.DEFAULT_TYPE_KEY, typeName);
continue;
}
lexer.nextToken(JSONToken.COMMA);
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken(JSONToken.COMMA);
try {
Object instance = null;
ObjectDeserializer deserializer = this.config.getDeserializer(clazz);
if (deserializer instanceof JavaBeanDeserializer) {
instance = ((JavaBeanDeserializer) deserializer).createInstance(this, clazz);
}
if (instance == null) {
if (clazz == Cloneable.class) {
instance = new HashMap();
} else {
instance = clazz.newInstance();
}
}
return instance;
} catch (Exception e) {
throw new JSONException("create instance error", e);
}
}
this.setResolveStatus(TypeNameRedirect);
if (this.context != null && !(fieldName instanceof Integer)) {
this.popContext();
}
ObjectDeserializer deserializer = config.getDeserializer(clazz);
return deserializer.deserialze(this, clazz, fieldName);
}
if (key == "$ref") {
lexer.nextToken(JSONToken.LITERAL_STRING);
if (lexer.token() == JSONToken.LITERAL_STRING) {
String ref = lexer.stringVal();
lexer.nextToken(JSONToken.RBRACE);
Object refValue = null;
if ("@".equals(ref)) {
if (this.getContext() != null) {
refValue = this.getContext().getObject();
}
} else if ("..".equals(ref)) {
ParseContext parentContext = context.getParentContext();
if (parentContext.getObject() != null) {
refValue = parentContext.getObject();
} else {
addResolveTask(new ResolveTask(parentContext, ref));
setResolveStatus(DefaultJSONParser.NeedToResolve);
}
} else if ("$".equals(ref)) {
ParseContext rootContext = context;
while (rootContext.getParentContext() != null) {
rootContext = rootContext.getParentContext();
}
if (rootContext.getObject() != null) {
refValue = rootContext.getObject();
} else {
addResolveTask(new ResolveTask(rootContext, ref));
setResolveStatus(DefaultJSONParser.NeedToResolve);
}
} else {
addResolveTask(new ResolveTask(context, ref));
setResolveStatus(DefaultJSONParser.NeedToResolve);
}
if (lexer.token() != JSONToken.RBRACE) {
throw new JSONException("syntax error");
}
lexer.nextToken(JSONToken.COMMA);
return refValue;
} else {
throw new JSONException("illegal ref, " + JSONToken.name(lexer.token()));
}
}
if (!setContextFlag) {
setContext(object, fieldName);
setContextFlag = true;
// fix Issue #40
if (this.context != null && !(fieldName instanceof Integer)) {
this.popContext();
}
}
Object value;
if (ch == '"') {
lexer.scanString();
String strValue = lexer.stringVal();
value = strValue;
if (lexer.isEnabled(Feature.AllowISO8601DateFormat)) {
JSONScanner iso8601Lexer = new JSONScanner(strValue);
if (iso8601Lexer.scanISO8601DateIfMatch()) {
value = iso8601Lexer.getCalendar().getTime();
}
iso8601Lexer.close();
}
if (object.getClass() == JSONObject.class) {
object.put(key.toString(), value);
} else {
object.put(key, value);
}
} else if (ch >= '0' && ch <= '9' || ch == '-') {
lexer.scanNumber();
if (lexer.token() == JSONToken.LITERAL_INT) {
value = lexer.integerValue();
} else {
value = lexer.numberValue();
}
object.put(key, value);
} else if (ch == '[') { // 减少嵌套，兼容android
lexer.nextToken();
JSONArray list = new JSONArray();
this.parseArray(list, key);
value = list;
object.put(key, value);
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken();
return object;
} else if (lexer.token() == JSONToken.COMMA) {
continue;
} else {
throw new JSONException("syntax error");
}
} else if (ch == '{') { // 减少嵌套，兼容android
lexer.nextToken();
Object obj = this.parseObject(new JSONObject(), key);
checkMapResolve(object, key.toString());
if (object.getClass() == JSONObject.class) {
object.put(key.toString(), obj);
} else {
object.put(key, obj);
}
setContext(context, obj, key);
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken();
setContext(context);
return object;
} else if (lexer.token() == JSONToken.COMMA) {
continue;
} else {
throw new JSONException("syntax error, " + lexer.tokenName());
}
} else {
lexer.nextToken();
value = parse();
object.put(key, value);
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken();
return object;
} else if (lexer.token() == JSONToken.COMMA) {
continue;
} else {
throw new JSONException("syntax error, position at " + lexer.pos() + ", name " + key);
}
}
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch == ',') {
lexer.next();
continue;
} else if (ch == '}') {
lexer.next();
lexer.resetStringPosition();
lexer.nextToken();
this.setContext(object, fieldName);
return object;
} else {
throw new JSONException("syntax error, position at " + lexer.pos() + ", name " + key);
}
}
} finally {
this.setContext(context);
}
}
public Object parse(Object fieldName) {
final JSONLexer lexer = getLexer();
switch (lexer.token()) {
case SET:
lexer.nextToken();
HashSet<Object> set = new HashSet<Object>();
parseArray(set, fieldName);
return set;
case TREE_SET:
lexer.nextToken();
TreeSet<Object> treeSet = new TreeSet<Object>();
parseArray(treeSet, fieldName);
return treeSet;
case LBRACKET:
JSONArray array = new JSONArray();
parseArray(array, fieldName);
return array;
case LBRACE:
JSONObject object = new JSONObject();
return parseObject(object, fieldName);
case LITERAL_INT:
Number intValue = lexer.integerValue();
lexer.nextToken();
return intValue;
case LITERAL_FLOAT:
Object value = lexer.decimalValue(isEnabled(Feature.UseBigDecimal));
lexer.nextToken();
return value;
case LITERAL_STRING:
String stringLiteral = lexer.stringVal();
lexer.nextToken(JSONToken.COMMA);
if (lexer.isEnabled(Feature.AllowISO8601DateFormat)) {
JSONScanner iso8601Lexer = new JSONScanner(stringLiteral);
try {
if (iso8601Lexer.scanISO8601DateIfMatch()) {
return iso8601Lexer.getCalendar().getTime();
}
} finally {
iso8601Lexer.close();
}
}
return stringLiteral;
case NULL:
lexer.nextToken();
return null;
case TRUE:
lexer.nextToken();
return Boolean.TRUE;
case FALSE:
lexer.nextToken();
return Boolean.FALSE;
case NEW:
lexer.nextToken(JSONToken.IDENTIFIER);
if (lexer.token() != JSONToken.IDENTIFIER) {
throw new JSONException("syntax error");
}
lexer.nextToken(JSONToken.LPAREN);
accept(JSONToken.LPAREN);
long time = ((Number) lexer.integerValue()).longValue();
accept(JSONToken.LITERAL_INT);
accept(JSONToken.RPAREN);
return new Date(time);
case EOF:
if (lexer.isBlankInput()) {
return null;
}
throw new JSONException("unterminated json string, pos " + lexer.getBufferPosition());
case ERROR:
default:
throw new JSONException("syntax error, pos " + lexer.getBufferPosition());
}
}
@SuppressWarnings("rawtypes")
public static Map parseMap(
DefaultJSONParser parser, Map<String, Object> map, Type valueType, Object fieldName) {
JSONLexer lexer = parser.getLexer();
if (lexer.token() != JSONToken.LBRACE) {
throw new JSONException("syntax error, expect {, actual " + lexer.token());
}
ParseContext context = parser.getContext();
try {
for (; ; ) {
lexer.skipWhitespace();
char ch = lexer.getCurrent();
if (parser.isEnabled(Feature.AllowArbitraryCommas)) {
while (ch == ',') {
lexer.next();
lexer.skipWhitespace();
ch = lexer.getCurrent();
}
}
String key;
if (ch == '"') {
key = lexer.scanSymbol(parser.getSymbolTable(), '"');
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos());
}
} else if (ch == '}') {
lexer.next();
lexer.resetStringPosition();
lexer.nextToken(JSONToken.COMMA);
return map;
} else if (ch == '\'') {
if (!parser.isEnabled(Feature.AllowSingleQuotes)) {
throw new JSONException("syntax error");
}
key = lexer.scanSymbol(parser.getSymbolTable(), '\'');
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos());
}
} else {
if (!parser.isEnabled(Feature.AllowUnQuotedFieldNames)) {
throw new JSONException("syntax error");
}
key = lexer.scanSymbolUnQuoted(parser.getSymbolTable());
lexer.skipWhitespace();
ch = lexer.getCurrent();
if (ch != ':') {
throw new JSONException("expect ':' at " + lexer.pos() + ", actual " + ch);
}
}
lexer.next();
lexer.skipWhitespace();
ch = lexer.getCurrent();
lexer.resetStringPosition();
if (key == JSON.DEFAULT_TYPE_KEY) {
String typeName = lexer.scanSymbol(parser.getSymbolTable(), '"');
Class<?> clazz = TypeUtils.loadClass(typeName);
if (clazz == map.getClass()) {
lexer.nextToken(JSONToken.COMMA);
if (lexer.token() == JSONToken.RBRACE) {
lexer.nextToken(JSONToken.COMMA);
return map;
}
continue;
}
ObjectDeserializer deserializer = parser.getConfig().getDeserializer(clazz);
lexer.nextToken(JSONToken.COMMA);
parser.setResolveStatus(DefaultJSONParser.TypeNameRedirect);
if (context != null && !(fieldName instanceof Integer)) {
parser.popContext();
}
return (Map) deserializer.deserialze(parser, clazz, fieldName);
}
Object value;
lexer.nextToken();
if (lexer.token() == JSONToken.NULL) {
value = null;
lexer.nextToken();
} else {
value = parser.parseObject(valueType);
}
map.put(key, value);
parser.checkMapResolve(map, key);
parser.setContext(context, value, key);
final int tok = lexer.token();
if (tok == JSONToken.EOF || tok == JSONToken.RBRACKET) {
return map;
}
if (tok == JSONToken.RBRACE) {
lexer.nextToken();
return map;
}
}
} finally {
parser.setContext(context);
}
}
