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processid.go
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processid.go
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// Copyright ©2020 The go-hep Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package rbase
import (
"fmt"
"reflect"
"go-hep.org/x/hep/groot/rbytes"
"go-hep.org/x/hep/groot/root"
"go-hep.org/x/hep/groot/rtypes"
"go-hep.org/x/hep/groot/rvers"
)
// ProcessID is ROOT's way to provide a process identifier object.
type ProcessID struct {
named Named
objs map[uint32]root.Object
}
func (*ProcessID) Class() string {
return "TProcessID"
}
func (pid *ProcessID) UID() uint32 {
return pid.named.UID()
}
func (*ProcessID) RVersion() int16 {
return rvers.ProcessID
}
// Name returns the name of the instance
func (pid *ProcessID) Name() string {
return pid.named.Name()
}
// Title returns the title of the instance
func (pid *ProcessID) Title() string {
return pid.named.Title()
}
func (pid *ProcessID) SetName(name string) { pid.named.SetName(name) }
func (pid *ProcessID) SetTitle(title string) { pid.named.SetTitle(title) }
func (pid *ProcessID) String() string {
return fmt.Sprintf("%s{Name: %s, Title: %s}", pid.Class(), pid.Name(), pid.Title())
}
func (pid *ProcessID) UnmarshalROOT(r *rbytes.RBuffer) error {
if r.Err() != nil {
return r.Err()
}
hdr := r.ReadHeader(pid.Class())
if hdr.Vers > rvers.ProcessID {
panic(fmt.Errorf("rbase: invalid %s version=%d > %d", pid.Class(), hdr.Vers, rvers.ProcessID))
}
r.ReadObject(&pid.named)
r.CheckHeader(hdr)
return r.Err()
}
func (pid *ProcessID) MarshalROOT(w *rbytes.WBuffer) (int, error) {
if w.Err() != nil {
return 0, w.Err()
}
hdr := w.WriteHeader(pid.Class(), pid.RVersion())
w.WriteObject(&pid.named)
return w.SetHeader(hdr)
}
func init() {
f := func() reflect.Value {
o := &ProcessID{
named: *NewNamed("", ""),
}
return reflect.ValueOf(o)
}
rtypes.Factory.Add("TProcessID", f)
}
var (
_ root.Object = (*ProcessID)(nil)
_ root.UIDer = (*ProcessID)(nil)
_ root.Named = (*ProcessID)(nil)
_ rbytes.Marshaler = (*ProcessID)(nil)
_ rbytes.Unmarshaler = (*ProcessID)(nil)
)