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Copy patherrprefixdtonanobot.go
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errprefixdtonanobot.go
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package errpref
import (
"fmt"
"strings"
"sync"
)
type errPrefixDtoNanobot struct {
lock *sync.Mutex
}
// copyOutErrPrefDtoPtr - Duplicates functionality of method
// errPrefixDtoAtom.copyOutErrPrefDto() with one important
// distinction. This wrapper method returns a pointer to the copied
// ErrPrefixDto object.
//
//
// ------------------------------------------------------------------------
//
// Input Parameters
//
// ePrefixDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. This method
// will NOT change the values of internal member variables
// contained in this object.
//
// If this ErrPrefixDto instance proves to be invalid, an
// error will be returned.
//
//
// eMsg string
// - This is an error prefix which is included in all returned
// error messages. Usually, it contains the names of the calling
// method or methods. Note: Be sure to leave a space at the end
// of 'eMsg'.
//
//
// ------------------------------------------------------------------------
//
// Return Values
//
// *ErrPrefixDto
// - If this method completes successfully, a deep copy of
// input parameter 'ePrefixDto' will be returned as a pointer
// to a new instance of ErrPrefixDto
//
//
// error
// - If this method completes successfully, the returned error Type
// is set to 'nil'. If errors are encountered during processing,
// the returned error Type will encapsulate an error message.
// Note that this error message will incorporate the method
// chain and text passed by input parameter, 'eMsg'. The
// 'eMsg' text will be prefixed to the beginning of the returned
// error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) copyOutErrPrefDtoPtr(
ePrefixDto *ErrPrefixDto,
eMsg string) (
*ErrPrefixDto,
error) {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
eMsg += "errPrefixDtoNanobot.copyOutErrPrefDtoPtr()\n"
var newEPrefixDto ErrPrefixDto
var err error
newEPrefixDto,
err = errPrefixDtoAtom{}.ptr().copyOutErrPrefDto(
ePrefixDto,
eMsg)
return &newEPrefixDto, err
}
// deleteLastErrContext - Deletes the Last Context for the
// last error prefix in the sequence.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// ePrefixDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. The last error
// context for the last error prefix contained in this
// ErrPrefixDto object will be deleted.
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// --- NONE ---
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) deleteLastErrContext(
ePrefixDto *ErrPrefixDto) {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
if ePrefixDto == nil {
return
}
ePrefixDto.inputStrDelimiters.SetToDefaultIfEmpty()
ePrefixDto.outputStrDelimiters.SetToDefaultIfEmpty()
collectionIdx := len(ePrefixDto.ePrefCol)
if collectionIdx == 0 {
return
}
collectionIdx--
ePrefixDto.ePrefCol[collectionIdx].
SetErrContextStr("")
return
}
// ptr - Returns a pointer to a new instance of errPrefixDtoNanobot.
//
func (ePrefixDtoNanobot errPrefixDtoNanobot) ptr() *errPrefixDtoNanobot {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
return &errPrefixDtoNanobot{
lock: new(sync.Mutex),
}
}
// setFromIBuilder - Receives a pointer to an ErrPrefixDto instance
// plus an object implementing the IBuilderErrorPrefix interface.
//
// This method then proceeds to copy an transfer all error prefix
// and error context information from the IBuilderErrorPrefix
// object to the ErrPrefixDto instance.
//
// IMPORTANT
// All existing error prefix and error context information in this
// ErrPrefixDto instance will be overwritten and deleted.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref IBuilderErrorPrefix
// - An object which implements the IBuilderErrorPrefix
// interface.
//
// This interface contains a method named,
// 'GetEPrefStrings()'. This method returns a two dimensional
// array of strings. Each 2-Dimensional array element holds a
// separate string for error prefix and error context.
//
// Information extracted from this object will generate error
// prefix information used to overwrite and replace the error
// prefix and error context information in the input
// parameter, 'errPrefDto'.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromIBuilder(
errPrefDto *ErrPrefixDto,
iEPref IBuilderErrorPrefix,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromIBuilder()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
ePrefDtoQuark := errPrefixDtoQuark{}
ePrefDtoQuark.normalizeErrPrefixDto(errPrefDto)
if iEPref == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"'iEPref' is a 'nil' pointer.\n",
methodName)
}
if iEPref == (IBuilderErrorPrefix)(nil) {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"'iEPref' has a nil value.\n",
methodName)
}
err := ePrefDtoQuark.emptyErrPrefInfoCollection(
errPrefDto,
methodName)
if err != nil {
return err
}
err = errPrefixDtoAtom{}.ptr().addTwoDimensionalStringArray(
errPrefDto,
iEPref.GetEPrefStrings(),
methodName)
return err
}
// setFromIBasicErrorPrefix - Receives an ErrPrefixDto object and
// then proceeds to overwrite and reset the ErrorPrefixInfo
// collection containing error prefix and error context
// information. New error information will be extracted from input
// parameter, 'iEPref' which implements the IBasicErrorPrefix
// interface.
//
// The IBasicErrorPrefix interface contains the method:
// GetEPrefStrings() [][2]string
//
// IMPORTANT
// All existing error prefix and error context information in this
// ErrPrefixDto instance (errPrefDto) will be overwritten and
// deleted.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref IBasicErrorPrefix
// - An object which implements the IBasicErrorPrefix
// interface.
//
// This interface contains one method, 'GetEPrefStrings()'.
// This single method returns a two dimensional array of
// strings. Each 2-Dimensional array element holds a separate
// string for error prefix and error context.
//
// Information extracted from this object will generate error
// prefix information used to overwrite and replace the error
// prefix and error context information in the input
// parameter, 'errPrefDto'.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromIBasicErrorPrefix(
errPrefDto *ErrPrefixDto,
iEPref IBasicErrorPrefix,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromIBasicErrorPrefix()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
if iEPref == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"'iEPref' is a 'nil' pointer.\n",
methodName)
}
if iEPref == (IBasicErrorPrefix)(nil) {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"'iEPref' has a nil value.\n",
methodName)
}
errPrefixDtoQuark{}.ptr().
normalizeErrPrefixDto(errPrefDto)
twoDSlice := iEPref.GetEPrefStrings()
lenTwoDSlice := len(twoDSlice)
if lenTwoDSlice == 0 {
errPrefDto.ePrefCol =
make([]ErrorPrefixInfo, 0)
return nil
}
errPrefDto.ePrefCol =
make([]ErrorPrefixInfo, lenTwoDSlice)
var ePrefInfo ErrorPrefixInfo
for i := 0; i < lenTwoDSlice; i++ {
ePrefInfo = ErrorPrefixInfo{
isFirstIdx: false,
isLastIdx: false,
isPopulated: true,
errorPrefixStr: twoDSlice[i][0],
lenErrorPrefixStr: uint(len(twoDSlice[i][0])),
errPrefixHasContextStr: len(twoDSlice[i][1]) > 0,
errorContextStr: twoDSlice[i][1],
lenErrorContextStr: uint(len(twoDSlice[i][1])),
lock: nil,
}
errPrefDto.ePrefCol[i] = ePrefInfo
}
errPrefixDtoAtom{}.ptr().
setFlagsErrorPrefixInfoArray(
errPrefDto.ePrefCol)
return nil
}
// setFromString - Receives an ErrPrefixDto object and then
// proceeds to overwrite and reset the ErrorPrefixInfo collection
// containing error prefix and error context information. New
// error prefix information will be extracted from input
// parameter, 'iEPref', a string which contains error prefix
// information.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref string
// - A string containing error prefix information which will be
// extracted and used to overwrite the existing error prefix
// information contained in input parameter, 'errPrefDto'.
//
// If this string is delimited by new line characters ("\n")
// an array of strings will be created and used to create
// multiple error prefix entries in the 'errPrefDto'
// ErrorPrefixInfo collection.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromString(
errPrefDto *ErrPrefixDto,
iEPref string,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromIBasicErrorPrefix()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
if len(iEPref) == 0 {
errPrefDto.ePrefCol = nil
return nil
}
errPrefixDtoQuark{}.ptr().normalizeErrPrefixDto(
errPrefDto)
ePrefAtom := errPrefixDtoAtom{}
ePrefAtom.getEPrefContextArray(
iEPref,
errPrefDto.inputStrDelimiters,
&errPrefDto.ePrefCol)
ePrefAtom.setFlagsErrorPrefixInfoArray(
errPrefDto.ePrefCol)
return nil
}
// setFromStringBuilder - Receives an ErrPrefixDto object and then
// proceeds to overwrite and reset the ErrorPrefixInfo collection
// containing error prefix and error context information. New
// error prefix information will be extracted from input parameter,
// 'iEPref', a pointer to a string builder which contains error
// prefix information.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref *strings.Builder
// - A pointer to a string Builder object. The object's
// internal string value contains error prefix information
// which will be extracted and used to overwrite the existing
// error prefix information contained in input parameter,
// 'errPrefDto'.
//
// If this string is delimited by new line characters ("\n")
// an array of strings will be created and used to create
// multiple error prefix entries in the 'errPrefDto'
// ErrorPrefixInfo collection.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromStringBuilder(
errPrefDto *ErrPrefixDto,
iEPref *strings.Builder,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromIBasicErrorPrefix()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
errPrefixDtoQuark{}.ptr().normalizeErrPrefixDto(errPrefDto)
if iEPref == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"'iEPref' is a 'nil' pointer.\n",
methodName)
}
if (*strings.Builder)(nil) == iEPref {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'iEPref' is invalid!\n"+
"Pointer 'iEPref' points to a nil value.\n",
methodName)
}
strVal := iEPref.String()
if len(strVal) == 0 {
errPrefDto.ePrefCol = nil
return nil
}
ePrefAtom := errPrefixDtoAtom{}
ePrefAtom.getEPrefContextArray(
strVal,
errPrefDto.inputStrDelimiters,
&errPrefDto.ePrefCol)
ePrefAtom.setFlagsErrorPrefixInfoArray(
errPrefDto.ePrefCol)
return nil
}
// setFromStringArray - Receives an ErrPrefixDto object and then
// proceeds to overwrite and reset the ErrorPrefixInfo collection
// containing error prefix and error context information. New
// error prefix information will be extracted from input
// parameter, 'iEPref', a string array which contains error prefix
// information.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref []string
// - A string containing error prefix information which will be
// extracted and used to overwrite the existing error prefix
// information contained in input parameter, 'errPrefDto'.
//
// If this string is delimited by new line characters ("\n")
// an array of strings will be created and used to create
// multiple error prefix entries in the 'errPrefDto'
// ErrorPrefixInfo collection.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromStringArray(
errPrefDto *ErrPrefixDto,
iEPref []string,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromIBasicErrorPrefix()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
errPrefixDtoQuark{}.ptr().normalizeErrPrefixDto(errPrefDto)
lenEPrefStrs := len(iEPref)
if lenEPrefStrs == 0 {
errPrefDto.ePrefCol = nil
return nil
}
errPrefDto.ePrefCol = make([]ErrorPrefixInfo, lenEPrefStrs)
for i := 0; i < lenEPrefStrs; i++ {
errPrefDto.ePrefCol[i] =
ErrorPrefixInfo{
isFirstIdx: false,
isLastIdx: false,
isPopulated: true,
errorPrefixStr: iEPref[i],
lenErrorPrefixStr: uint(len(iEPref[i])),
errPrefixHasContextStr: false,
errorContextStr: "",
lenErrorContextStr: 0,
lock: nil,
}
}
errPrefixDtoAtom{}.ptr().
setFlagsErrorPrefixInfoArray(
errPrefDto.ePrefCol)
return nil
}
// setFromTwoDStrArray - Receives an ErrPrefixDto object and
// then proceeds to overwrite and reset the ErrorPrefixInfo
// collection containing error prefix and error context
// information. New error information will be extracted from the
// two two dimensional string array contained in input parameter,
// 'iEPref'.
//
//
// ----------------------------------------------------------------
//
// Input Parameters
//
// errPrefDto *ErrPrefixDto
// - A pointer to an instance of ErrPrefixDto. Data values in
// this ErrPrefixDto object will be overwritten an set to new
// values extracted from input parameter, 'iEPref'.
//
//
// iEPref [][2]string
// - A two dimensional string array containing error prefix and
// error context strings in pairs.
//
// iEPref[x][0] - contains an error prefix string.
// iEPref[x][0] - contains an error context string if one
// exists. Otherwise, it is populated with an
// empty string.
//
// Information extracted from this array will be used to
// generate and transfer error prefix and error context
// information to the ErrPrefixDto input parameter,
// 'errPrefDto'.
//
//
// errorPrefStr string
// - This parameter contains an error prefix string which is
// included in all returned error messages. Usually, it
// contains the names of the calling method or methods.
//
// If no error prefix information is needed, set this
// parameter to an empty string: "".
//
//
// -----------------------------------------------------------------
//
// Return Values
//
// error
// - If this method completes successfully, the returned error
// Type is set equal to 'nil'.
//
// If errors are encountered during processing, the returned
// error Type will encapsulate an error message. This
// returned error message will incorporate the method chain
// and text passed by input parameter, 'errorPrefStr'. The
// 'errorPrefStr' text will be attached to the beginning of
// the error message.
//
func (ePrefixDtoNanobot *errPrefixDtoNanobot) setFromTwoDStrArray(
errPrefDto *ErrPrefixDto,
iEPref [][2]string,
errorPrefStr string) error {
if ePrefixDtoNanobot.lock == nil {
ePrefixDtoNanobot.lock = new(sync.Mutex)
}
ePrefixDtoNanobot.lock.Lock()
defer ePrefixDtoNanobot.lock.Unlock()
methodName := errorPrefStr + "\nerrPrefixDtoNanobot." +
"setFromTwoDStrArray()"
if errPrefDto == nil {
return fmt.Errorf("%v\n"+
"Error: Input parameter 'errPrefDto' is invalid!\n"+
"'errPrefDto' is a 'nil' pointer.\n",
methodName)
}
errPrefixDtoQuark{}.ptr().normalizeErrPrefixDto(errPrefDto)
if iEPref == nil {
errPrefDto.ePrefCol = nil
return nil
}
lenTwoDSlice := len(iEPref)
if lenTwoDSlice == 0 {
errPrefDto.ePrefCol = nil
return nil
}
errPrefDto.ePrefCol = make([]ErrorPrefixInfo, lenTwoDSlice)
var ePrefInfo ErrorPrefixInfo
for i := 0; i < lenTwoDSlice; i++ {
ePrefInfo = ErrorPrefixInfo{
isFirstIdx: false,
isLastIdx: false,
isPopulated: true,
errorPrefixStr: iEPref[i][0],
lenErrorPrefixStr: uint(len(iEPref[i][0])),
errPrefixHasContextStr: len(iEPref[i][1]) > 0,
errorContextStr: iEPref[i][1],
lenErrorContextStr: uint(len(iEPref[i][1])),
lock: nil,
}
errPrefDto.ePrefCol[i] = ePrefInfo
}
errPrefixDtoAtom{}.ptr().
setFlagsErrorPrefixInfoArray(
errPrefDto.ePrefCol)
return nil
}