in hessian-lite/src/main/java/com/alibaba/com/caucho/hessian/io/Hessian2Input.java [2423:2910]
public Object readObject(List<Class<?>> expectedTypes) throws IOException {
int tag = _offset < _length ? (_buffer[_offset++] & 0xff) : read();
switch (tag) {
case 'N':
return null;
case 'T':
return Boolean.valueOf(true);
case 'F':
return Boolean.valueOf(false);
// direct integer
case 0x80:
case 0x81:
case 0x82:
case 0x83:
case 0x84:
case 0x85:
case 0x86:
case 0x87:
case 0x88:
case 0x89:
case 0x8a:
case 0x8b:
case 0x8c:
case 0x8d:
case 0x8e:
case 0x8f:
case 0x90:
case 0x91:
case 0x92:
case 0x93:
case 0x94:
case 0x95:
case 0x96:
case 0x97:
case 0x98:
case 0x99:
case 0x9a:
case 0x9b:
case 0x9c:
case 0x9d:
case 0x9e:
case 0x9f:
case 0xa0:
case 0xa1:
case 0xa2:
case 0xa3:
case 0xa4:
case 0xa5:
case 0xa6:
case 0xa7:
case 0xa8:
case 0xa9:
case 0xaa:
case 0xab:
case 0xac:
case 0xad:
case 0xae:
case 0xaf:
case 0xb0:
case 0xb1:
case 0xb2:
case 0xb3:
case 0xb4:
case 0xb5:
case 0xb6:
case 0xb7:
case 0xb8:
case 0xb9:
case 0xba:
case 0xbb:
case 0xbc:
case 0xbd:
case 0xbe:
case 0xbf:
return Integer.valueOf(tag - BC_INT_ZERO);
/* byte int */
case 0xc0:
case 0xc1:
case 0xc2:
case 0xc3:
case 0xc4:
case 0xc5:
case 0xc6:
case 0xc7:
case 0xc8:
case 0xc9:
case 0xca:
case 0xcb:
case 0xcc:
case 0xcd:
case 0xce:
case 0xcf:
return Integer.valueOf(((tag - BC_INT_BYTE_ZERO) << 8) + read());
/* short int */
case 0xd0:
case 0xd1:
case 0xd2:
case 0xd3:
case 0xd4:
case 0xd5:
case 0xd6:
case 0xd7:
return Integer.valueOf(((tag - BC_INT_SHORT_ZERO) << 16)
+ 256 * read() + read());
case 'I':
return Integer.valueOf(parseInt());
// direct long
case 0xd8:
case 0xd9:
case 0xda:
case 0xdb:
case 0xdc:
case 0xdd:
case 0xde:
case 0xdf:
case 0xe0:
case 0xe1:
case 0xe2:
case 0xe3:
case 0xe4:
case 0xe5:
case 0xe6:
case 0xe7:
case 0xe8:
case 0xe9:
case 0xea:
case 0xeb:
case 0xec:
case 0xed:
case 0xee:
case 0xef:
return Long.valueOf(tag - BC_LONG_ZERO);
/* byte long */
case 0xf0:
case 0xf1:
case 0xf2:
case 0xf3:
case 0xf4:
case 0xf5:
case 0xf6:
case 0xf7:
case 0xf8:
case 0xf9:
case 0xfa:
case 0xfb:
case 0xfc:
case 0xfd:
case 0xfe:
case 0xff:
return Long.valueOf(((tag - BC_LONG_BYTE_ZERO) << 8) + read());
/* short long */
case 0x38:
case 0x39:
case 0x3a:
case 0x3b:
case 0x3c:
case 0x3d:
case 0x3e:
case 0x3f:
return Long.valueOf(((tag - BC_LONG_SHORT_ZERO) << 16) + 256 * read() + read());
case BC_LONG_INT:
return Long.valueOf(parseInt());
case 'L':
return Long.valueOf(parseLong());
case BC_DOUBLE_ZERO:
return Double.valueOf(0);
case BC_DOUBLE_ONE:
return Double.valueOf(1);
case BC_DOUBLE_BYTE:
return Double.valueOf((byte) read());
case BC_DOUBLE_SHORT:
return Double.valueOf((short) (256 * read() + read()));
case BC_DOUBLE_MILL: {
int mills = parseInt();
return Double.valueOf(0.001 * mills);
}
case 'D':
return Double.valueOf(parseDouble());
case BC_DATE:
return new Date(parseLong());
case BC_DATE_MINUTE:
return new Date(parseInt() * 60000L);
case BC_STRING_CHUNK:
case 'S': {
_isLastChunk = tag == 'S';
_chunkLength = (read() << 8) + read();
_sbuf.setLength(0);
parseString(_sbuf);
return _sbuf.toString();
}
case 0x00:
case 0x01:
case 0x02:
case 0x03:
case 0x04:
case 0x05:
case 0x06:
case 0x07:
case 0x08:
case 0x09:
case 0x0a:
case 0x0b:
case 0x0c:
case 0x0d:
case 0x0e:
case 0x0f:
case 0x10:
case 0x11:
case 0x12:
case 0x13:
case 0x14:
case 0x15:
case 0x16:
case 0x17:
case 0x18:
case 0x19:
case 0x1a:
case 0x1b:
case 0x1c:
case 0x1d:
case 0x1e:
case 0x1f: {
_isLastChunk = true;
_chunkLength = tag - 0x00;
_sbuf.setLength(0);
parseString(_sbuf);
return _sbuf.toString();
}
case 0x30:
case 0x31:
case 0x32:
case 0x33: {
_isLastChunk = true;
_chunkLength = (tag - 0x30) * 256 + read();
_sbuf.setLength(0);
parseString(_sbuf);
return _sbuf.toString();
}
case BC_BINARY_CHUNK:
case 'B': {
_isLastChunk = tag == 'B';
_chunkLength = (read() << 8) + read();
int data;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
while ((data = parseByte()) >= 0)
bos.write(data);
return bos.toByteArray();
}
case 0x20:
case 0x21:
case 0x22:
case 0x23:
case 0x24:
case 0x25:
case 0x26:
case 0x27:
case 0x28:
case 0x29:
case 0x2a:
case 0x2b:
case 0x2c:
case 0x2d:
case 0x2e:
case 0x2f: {
_isLastChunk = true;
int len = tag - 0x20;
_chunkLength = 0;
byte[] data = new byte[len];
for (int i = 0; i < len; i++)
data[i] = (byte) read();
return data;
}
case 0x34:
case 0x35:
case 0x36:
case 0x37: {
_isLastChunk = true;
int len = (tag - 0x34) * 256 + read();
_chunkLength = 0;
byte[] buffer = new byte[len];
for (int i = 0; i < len; i++) {
buffer[i] = (byte) read();
}
return buffer;
}
case BC_LIST_VARIABLE: {
// variable length list
String type = readType();
return findSerializerFactory().readList(this, -1, type);
}
case BC_LIST_VARIABLE_UNTYPED: {
return findSerializerFactory().readList(this, -1, null);
}
case BC_LIST_FIXED: {
// fixed length lists
String type = readType();
int length = readInt();
Deserializer reader;
reader = findSerializerFactory().getListDeserializer(type, null);
boolean valueType = expectedTypes != null && expectedTypes.size() == 1;
return reader.readLengthList(this, length, valueType ? expectedTypes.get(0) : null);
}
case BC_LIST_FIXED_UNTYPED: {
// fixed length lists
int length = readInt();
Deserializer reader;
reader = findSerializerFactory().getListDeserializer(null, null);
boolean valueType = expectedTypes != null && expectedTypes.size() == 1;
return reader.readLengthList(this, length, valueType ? expectedTypes.get(0) : null);
}
// compact fixed list
case 0x70:
case 0x71:
case 0x72:
case 0x73:
case 0x74:
case 0x75:
case 0x76:
case 0x77: {
// fixed length lists
String type = readType();
int length = tag - 0x70;
Deserializer reader;
reader = findSerializerFactory().getListDeserializer(type, null);
boolean valueType = expectedTypes != null && expectedTypes.size() == 1;
return reader.readLengthList(this, length, valueType ? expectedTypes.get(0) : null);
}
// compact fixed untyped list
case 0x78:
case 0x79:
case 0x7a:
case 0x7b:
case 0x7c:
case 0x7d:
case 0x7e:
case 0x7f: {
// fixed length lists
int length = tag - 0x78;
Deserializer reader;
reader = findSerializerFactory().getListDeserializer(null, null);
boolean valueType = expectedTypes != null && expectedTypes.size() == 1;
return reader.readLengthList(this, length, valueType ? expectedTypes.get(0) : null);
}
case 'H': {
boolean keyValuePair = expectedTypes != null && expectedTypes.size() == 2;
// fix deserialize of short type
Deserializer reader;
reader = findSerializerFactory().getDeserializer(Map.class);
return reader.readMap(this
, keyValuePair ? expectedTypes.get(0) : null
, keyValuePair ? expectedTypes.get(1) : null);
}
case 'M': {
String type = readType();
return findSerializerFactory().readMap(this, type);
}
case 'C': {
readObjectDefinition(null);
return readObject();
}
case 0x60:
case 0x61:
case 0x62:
case 0x63:
case 0x64:
case 0x65:
case 0x66:
case 0x67:
case 0x68:
case 0x69:
case 0x6a:
case 0x6b:
case 0x6c:
case 0x6d:
case 0x6e:
case 0x6f: {
int ref = tag - 0x60;
if (_classDefs.size() <= ref)
throw error("No classes defined at reference '"
+ Integer.toHexString(tag) + "'");
ObjectDefinition def = _classDefs.get(ref);
return readObjectInstance(null, def);
}
case 'O': {
int ref = readInt();
if (_classDefs.size() <= ref)
throw error("Illegal object reference #" + ref);
ObjectDefinition def = _classDefs.get(ref);
return readObjectInstance(null, def);
}
case BC_REF: {
int ref = readInt();
return _refs.get(ref);
}
default:
if (tag < 0)
throw new EOFException("readObject: unexpected end of file");
else
throw error("readObject: unknown code " + codeName(tag));
}
}