101 lines
2.2 KiB
Go
101 lines
2.2 KiB
Go
package mq_coder
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import (
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"git.hpds.cc/Component/mq_coder/encoding"
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)
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// 最小长度为2个字节
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const primitivePacketBufferMinimalLength = 2
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// PrimitivePacket describes primitive value type,
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type PrimitivePacket struct {
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*packet
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}
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// ToInt32 parse raw as int32 value
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func (p *PrimitivePacket) ToInt32() (int32, error) {
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var val int32
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeNVarInt32(p.packet.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToUInt32 parse raw as uint32 value
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func (p *PrimitivePacket) ToUInt32() (uint32, error) {
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var val uint32
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeNVarUInt32(p.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToInt64 parse raw as int64 value
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func (p *PrimitivePacket) ToInt64() (int64, error) {
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var val int64
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeNVarInt64(p.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToUInt64 parse raw as uint64 value
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func (p *PrimitivePacket) ToUInt64() (uint64, error) {
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var val uint64
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeNVarUInt64(p.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToFloat32 parse raw as float32 value
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func (p *PrimitivePacket) ToFloat32() (float32, error) {
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var val float32
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeVarFloat32(p.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToFloat64 parse raw as float64 value
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func (p *PrimitivePacket) ToFloat64() (float64, error) {
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var val float64
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodeVarFloat64(p.valBuf, &val)
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if err != nil {
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return 0, err
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}
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return val, nil
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}
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// ToBool parse raw as bool value
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func (p *PrimitivePacket) ToBool() (bool, error) {
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var val bool
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codec := encoding.VarCodec{Size: len(p.valBuf)}
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err := codec.DecodePVarBool(p.valBuf, &val)
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if err != nil {
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return false, err
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}
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return val, nil
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}
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// ToUTF8String parse raw data as string value
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func (p *PrimitivePacket) ToUTF8String() (string, error) {
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return string(p.valBuf), nil
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}
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// ToBytes returns raw buffer data
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func (p *PrimitivePacket) ToBytes() []byte {
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return p.valBuf
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}
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