private void ValidateNullOrEmptyArgument(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, Type argumentType, object parameterValue, bool recurseIntoCollections) { if ((parameterValue == null) && (argumentType != typeof(bool?))) { if (!parameterMetadata.AllowsNullArgument) { bindingTracer.WriteLine("ERROR: Argument cannot be null", new object[0]); ParameterBindingValidationException exception = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, argumentType, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorNullNotAllowed", new object[0]); throw exception; } } else if (argumentType == typeof(string)) { string str = parameterValue as string; if ((str.Length == 0) && !parameterMetadata.AllowsEmptyStringArgument) { bindingTracer.WriteLine("ERROR: Argument cannot be an empty string", new object[0]); ParameterBindingValidationException exception2 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorEmptyStringNotAllowed", new object[0]); throw exception2; } } else if (recurseIntoCollections) { switch (parameterMetadata.CollectionTypeInformation.ParameterCollectionType) { case ParameterCollectionType.IList: case ParameterCollectionType.Array: case ParameterCollectionType.ICollectionGeneric: { IEnumerator enumerator = LanguagePrimitives.GetEnumerator(parameterValue); bool flag = true; while (ParserOps.MoveNext(null, null, enumerator)) { object obj2 = ParserOps.Current(null, enumerator); flag = false; this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.CollectionTypeInformation.ElementType, obj2, false); } if (flag && !parameterMetadata.AllowsEmptyCollectionArgument) { bindingTracer.WriteLine("ERROR: Argument cannot be an empty collection", new object[0]); ParameterBindingValidationException exception3 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", (parameterMetadata.CollectionTypeInformation.ParameterCollectionType == ParameterCollectionType.Array) ? "ParameterArgumentValidationErrorEmptyArrayNotAllowed" : "ParameterArgumentValidationErrorEmptyCollectionNotAllowed", new object[0]); throw exception3; } return; } } } }
internal virtual bool BindParameter(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, ParameterBindingFlags flags) { bool flag = false; bool flag2 = (flags & ParameterBindingFlags.ShouldCoerceType) != ParameterBindingFlags.None; if (parameter == null) { throw PSTraceSource.NewArgumentNullException("parameter"); } if (parameterMetadata == null) { throw PSTraceSource.NewArgumentNullException("parameterMetadata"); } using (bindingTracer.TraceScope("BIND arg [{0}] to parameter [{1}]", new object[] { parameter.ArgumentValue, parameterMetadata.Name })) { parameter.ParameterName = parameterMetadata.Name; object argumentValue = parameter.ArgumentValue; ScriptParameterBinder binder = this as ScriptParameterBinder; bool bindingScriptCmdlet = false; if (binder != null) { bindingScriptCmdlet = binder.Script.UsesCmdletBinding; } foreach (ArgumentTransformationAttribute attribute in parameterMetadata.ArgumentTransformationAttributes) { using (bindingTracer.TraceScope("Executing DATA GENERATION metadata: [{0}]", new object[] { attribute.GetType() })) { try { ArgumentTypeConverterAttribute attribute2 = attribute as ArgumentTypeConverterAttribute; if (attribute2 != null) { if (flag2) { argumentValue = attribute2.Transform(this.engine, argumentValue, true, bindingScriptCmdlet); } } else { argumentValue = attribute.Transform(this.engine, argumentValue); } bindingTracer.WriteLine("result returned from DATA GENERATION: {0}", new object[] { argumentValue }); } catch (Exception exception) { CommandProcessorBase.CheckForSevereException(exception); bindingTracer.WriteLine("ERROR: DATA GENERATION: {0}", new object[] { exception.Message }); ParameterBindingException exception2 = new ParameterBindingArgumentTransformationException(exception, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentTransformationError", new object[] { exception.Message }); throw exception2; } } } if (flag2) { argumentValue = this.CoerceTypeAsNeeded(parameter, parameterMetadata.Name, parameterMetadata.Type, parameterMetadata.CollectionTypeInformation, argumentValue); } else if (!this.ShouldContinueUncoercedBind(parameter, parameterMetadata, flags, ref argumentValue)) { goto Label_040E; } if ((parameterMetadata.PSTypeName != null) && (argumentValue != null)) { IEnumerable enumerable = LanguagePrimitives.GetEnumerable(argumentValue); if (enumerable != null) { foreach (object obj3 in enumerable) { this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, obj3); } } else { this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, argumentValue); } } if ((flags & ParameterBindingFlags.IsDefaultValue) == ParameterBindingFlags.None) { foreach (ValidateArgumentsAttribute attribute3 in parameterMetadata.ValidationAttributes) { using (bindingTracer.TraceScope("Executing VALIDATION metadata: [{0}]", new object[] { attribute3.GetType() })) { try { attribute3.InternalValidate(argumentValue, this.engine); } catch (Exception exception3) { CommandProcessorBase.CheckForSevereException(exception3); bindingTracer.WriteLine("ERROR: VALIDATION FAILED: {0}", new object[] { exception3.Message }); ParameterBindingValidationException exception4 = new ParameterBindingValidationException(exception3, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationError", new object[] { exception3.Message }); throw exception4; } tracer.WriteLine("Validation attribute on {0} returned {1}.", new object[] { parameterMetadata.Name, flag }); } } if (IsParameterMandatory(parameterMetadata)) { this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.Type, argumentValue, true); } } Exception innerException = null; try { this.BindParameter(parameter.ParameterName, argumentValue); flag = true; } catch (SetValueException exception6) { innerException = exception6; } if (innerException != null) { Type typeSpecified = (argumentValue == null) ? null : argumentValue.GetType(); ParameterBindingException exception7 = new ParameterBindingException(innerException, ErrorCategory.WriteError, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, typeSpecified, "ParameterBinderStrings", "ParameterBindingFailed", new object[] { innerException.Message }); throw exception7; } Label_040E:; bindingTracer.WriteLine("BIND arg [{0}] to param [{1}] {2}", new object[] { argumentValue, parameter.ParameterName, flag ? "SUCCESSFUL" : "SKIPPED" }); if (flag) { if (this.RecordBoundParameters) { this.CommandLineParameters.Add(parameter.ParameterName, argumentValue); } MshCommandRuntime commandRuntime = this.Command.commandRuntime as MshCommandRuntime; if ((commandRuntime != null) && commandRuntime.LogPipelineExecutionDetail) { IEnumerable source = LanguagePrimitives.GetEnumerable(argumentValue); if (source != null) { string parameterValue = string.Join(", ", source.Cast<object>().ToArray<object>()); commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, parameterValue); } else { commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, (argumentValue == null) ? "" : argumentValue.ToString()); } } } return flag; } }
internal virtual bool BindParameter(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, ParameterBindingFlags flags) { bool flag = false; bool flag2 = (flags & ParameterBindingFlags.ShouldCoerceType) != ParameterBindingFlags.None; if (parameter == null) { throw PSTraceSource.NewArgumentNullException("parameter"); } if (parameterMetadata == null) { throw PSTraceSource.NewArgumentNullException("parameterMetadata"); } using (bindingTracer.TraceScope("BIND arg [{0}] to parameter [{1}]", new object[] { parameter.ArgumentValue, parameterMetadata.Name })) { parameter.ParameterName = parameterMetadata.Name; object argumentValue = parameter.ArgumentValue; ScriptParameterBinder binder = this as ScriptParameterBinder; bool bindingScriptCmdlet = false; if (binder != null) { bindingScriptCmdlet = binder.Script.UsesCmdletBinding; } foreach (ArgumentTransformationAttribute attribute in parameterMetadata.ArgumentTransformationAttributes) { using (bindingTracer.TraceScope("Executing DATA GENERATION metadata: [{0}]", new object[] { attribute.GetType() })) { try { ArgumentTypeConverterAttribute attribute2 = attribute as ArgumentTypeConverterAttribute; if (attribute2 != null) { if (flag2) { argumentValue = attribute2.Transform(this.engine, argumentValue, true, bindingScriptCmdlet); } } else { argumentValue = attribute.Transform(this.engine, argumentValue); } bindingTracer.WriteLine("result returned from DATA GENERATION: {0}", new object[] { argumentValue }); } catch (Exception exception) { CommandProcessorBase.CheckForSevereException(exception); bindingTracer.WriteLine("ERROR: DATA GENERATION: {0}", new object[] { exception.Message }); ParameterBindingException exception2 = new ParameterBindingArgumentTransformationException(exception, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentTransformationError", new object[] { exception.Message }); throw exception2; } } } if (flag2) { argumentValue = this.CoerceTypeAsNeeded(parameter, parameterMetadata.Name, parameterMetadata.Type, parameterMetadata.CollectionTypeInformation, argumentValue); } else if (!this.ShouldContinueUncoercedBind(parameter, parameterMetadata, flags, ref argumentValue)) { goto Label_040E; } if ((parameterMetadata.PSTypeName != null) && (argumentValue != null)) { IEnumerable enumerable = LanguagePrimitives.GetEnumerable(argumentValue); if (enumerable != null) { foreach (object obj3 in enumerable) { this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, obj3); } } else { this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, argumentValue); } } if ((flags & ParameterBindingFlags.IsDefaultValue) == ParameterBindingFlags.None) { foreach (ValidateArgumentsAttribute attribute3 in parameterMetadata.ValidationAttributes) { using (bindingTracer.TraceScope("Executing VALIDATION metadata: [{0}]", new object[] { attribute3.GetType() })) { try { attribute3.InternalValidate(argumentValue, this.engine); } catch (Exception exception3) { CommandProcessorBase.CheckForSevereException(exception3); bindingTracer.WriteLine("ERROR: VALIDATION FAILED: {0}", new object[] { exception3.Message }); ParameterBindingValidationException exception4 = new ParameterBindingValidationException(exception3, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationError", new object[] { exception3.Message }); throw exception4; } tracer.WriteLine("Validation attribute on {0} returned {1}.", new object[] { parameterMetadata.Name, flag }); } } if (IsParameterMandatory(parameterMetadata)) { this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.Type, argumentValue, true); } } Exception innerException = null; try { this.BindParameter(parameter.ParameterName, argumentValue); flag = true; } catch (SetValueException exception6) { innerException = exception6; } if (innerException != null) { Type typeSpecified = (argumentValue == null) ? null : argumentValue.GetType(); ParameterBindingException exception7 = new ParameterBindingException(innerException, ErrorCategory.WriteError, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, typeSpecified, "ParameterBinderStrings", "ParameterBindingFailed", new object[] { innerException.Message }); throw exception7; } Label_040E :; bindingTracer.WriteLine("BIND arg [{0}] to param [{1}] {2}", new object[] { argumentValue, parameter.ParameterName, flag ? "SUCCESSFUL" : "SKIPPED" }); if (flag) { if (this.RecordBoundParameters) { this.CommandLineParameters.Add(parameter.ParameterName, argumentValue); } MshCommandRuntime commandRuntime = this.Command.commandRuntime as MshCommandRuntime; if ((commandRuntime != null) && commandRuntime.LogPipelineExecutionDetail) { IEnumerable source = LanguagePrimitives.GetEnumerable(argumentValue); if (source != null) { string parameterValue = string.Join(", ", source.Cast <object>().ToArray <object>()); commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, parameterValue); } else { commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, (argumentValue == null) ? "" : argumentValue.ToString()); } } } return(flag); } }