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 void test_0() throws Exception {
List<?> res = Arrays.asList(1, 2, 3);
String[] tests = {
"[1,2,3]", "[1,,2,3]", "[1,2,,,3]", "[1 2,,,3]", "[1 2 3]", "[1, 2, 3,,]", "[,,1, 2, 3,,]",
};
for (String t : tests) {
DefaultJSONParser ext = new DefaultJSONParser(t);
ext.config(Feature.AllowArbitraryCommas, true);
List<Object> extRes = ext.parseArray(Object.class);
Assert.assertEquals(res, extRes);
DefaultJSONParser basic = new DefaultJSONParser(t);
basic.config(Feature.AllowArbitraryCommas, true);
List<Object> basicRes = new ArrayList<Object>();
basic.parseArray(basicRes);
Assert.assertEquals(res, basicRes);
}
}
public void test_error_0() throws Exception {
Exception error = null;
try {
String text = "[{\"old\":false,\"name\":\"校长\",\"age\":3,\"salary\":123456789.0123]";
DefaultJSONParser parser = new DefaultJSONParser(text);
parser.parseArray(User.class);
} catch (Exception ex) {
error = ex;
}
Assert.assertNotNull(error);
}
public static List<Object> parseArray(String text, Type[] types) {
if (text == null) {
return null;
}
List<Object> list;
DefaultJSONParser parser = new DefaultJSONParser(text, ParserConfig.getGlobalInstance());
Object[] objectArray = parser.parseArray(types);
if (objectArray == null) {
list = null;
} else {
list = Arrays.asList(objectArray);
}
parser.handleResovleTask(list);
parser.close();
return list;
}
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;
}
@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);
}
}
@SuppressWarnings("rawtypes")
public final void parseArray(final Collection array) {
parseArray(array, null);
}
@SuppressWarnings("rawtypes")
public void parseArray(Type type, Collection array) {
parseArray(type, array, null);
}
public void parseArray(Class<?> clazz, @SuppressWarnings("rawtypes") Collection array) {
parseArray((Type) clazz, array);
}
public <T> List<T> parseArray(Class<T> clazz) {
List<T> array = new ArrayList<T>();
parseArray(clazz, array);
return array;
}
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());
}
}
public <T> Collection<T> decodeArray(String text, Class<T> clazz) throws Exception {
ParserConfig config = new ParserConfig();
DefaultJSONParser parser = new DefaultJSONParser(text, config);
parser.config(Feature.DisableCircularReferenceDetect, true);
return parser.parseArray(clazz);
}