private void CreateIndexes(Configuration config, Collection collection)
{
if(collection.Element is ManyToOne)
{
// many-to-many collection
// collect all columns that participate in foreign keys
HybridSet columns = new HybridSet();
foreach (ForeignKey fk in collection.CollectionTable.ForeignKeyIterator)
{
CollectionUtils.ForEach(fk.ColumnIterator,
delegate(Column col)
{
columns.Add(col);
});
}
// there should always be exactly 2 "foreign key' columns in a many-many join table, AFAIK
if (columns.Count != 2)
{
throw new Exception("SNAFU");
}
List<Column> indexColumns = new List<Column>(new TypeSafeEnumerableWrapper<Column>(columns));
// create two indexes, each containing both columns, going in both directions
CreateIndex(collection.CollectionTable, indexColumns);
indexColumns.Reverse();
CreateIndex(collection.CollectionTable, indexColumns);
}
else
{
// this is a value collection, or a one-to-many collection
// find the foreign-key that refers back to the owner table (assume there is only one of these - is this always true??)
ForeignKey foreignKey = CollectionUtils.SelectFirst<ForeignKey>(collection.CollectionTable.ForeignKeyIterator,
delegate (ForeignKey fk) { return Equals(fk.ReferencedTable, collection.Table); });
// create an index on all columns in this foreign key
if(foreignKey != null)
{
CreateIndex(collection.CollectionTable, new TypeSafeEnumerableWrapper<Column>(foreignKey.ColumnIterator));
}
}
}
/// <summary>
/// Retains only the elements in this set that are contained in the specified collection.
/// </summary>
/// <param name="c">Collection that defines the set of elements to be retained.</param>
/// <returns><c>true</c> if this set changed as a result of this operation.</returns>
public override bool RetainAll(ICollection c)
{
//Put data from C into a set so we can use the Contains() method.
Set cSet = new HybridSet(c);
//We are going to build a set of elements to remove.
Set removeSet = new HybridSet();
foreach(object o in this)
{
//If C does not contain O, then we need to remove O from our
//set. We can't do this while iterating through our set, so
//we put it into RemoveSet for later.
if(!cSet.Contains(o))
removeSet.Add(o);
}
return this.RemoveAll(removeSet);
}
/// <summary>
/// Create an array of arguments to invoke a constructor or static factory method,
/// given the resolved constructor arguments values.
/// </summary>
/// <remarks>When return value is null the out parameter UnsatisfiedDependencyExceptionData will contain
/// information for use in throwing a UnsatisfiedDependencyException by the caller. This avoids using
/// exceptions for flow control as in the original implementation.</remarks>
private ArgumentsHolder CreateArgumentArray(string objectName, RootObjectDefinition rod, ConstructorArgumentValues resolvedValues, ObjectWrapper wrapper, Type[] paramTypes, MethodBase methodOrCtorInfo, bool autowiring, out UnsatisfiedDependencyExceptionData unsatisfiedDependencyExceptionData)
{
string methodType = (methodOrCtorInfo is ConstructorInfo) ? "constructor" : "factory method";
unsatisfiedDependencyExceptionData = null;
ArgumentsHolder args = new ArgumentsHolder(paramTypes.Length);
ISet usedValueHolders = new HybridSet();
IList autowiredObjectNames = new LinkedList();
bool resolveNecessary = false;
ParameterInfo[] argTypes = methodOrCtorInfo.GetParameters();
for (int paramIndex = 0; paramIndex < paramTypes.Length; paramIndex++)
{
Type paramType = paramTypes[paramIndex];
string parameterName = argTypes[paramIndex].Name;
// If we couldn't find a direct match and are not supposed to autowire,
// let's try the next generic, untyped argument value as fallback:
// it could match after type conversion (for example, String -> int).
ConstructorArgumentValues.ValueHolder valueHolder = null;
if (resolvedValues.GetNamedArgumentValue(parameterName) != null)
{
valueHolder = resolvedValues.GetArgumentValue(parameterName, paramType, usedValueHolders);
}
else
{
valueHolder = resolvedValues.GetArgumentValue(paramIndex, paramType, usedValueHolders);
}
if (valueHolder == null && !autowiring)
{
valueHolder = resolvedValues.GetGenericArgumentValue(null, usedValueHolders);
}
if (valueHolder != null)
{
// We found a potential match - let's give it a try.
// Do not consider the same value definition multiple times!
usedValueHolders.Add(valueHolder);
args.rawArguments[paramIndex] = valueHolder.Value;
try
{
object originalValue = valueHolder.Value;
object convertedValue = TypeConversionUtils.ConvertValueIfNecessary(paramType, originalValue, null);
args.arguments[paramIndex] = convertedValue;
//?
args.preparedArguments[paramIndex] = convertedValue;
}
catch (TypeMismatchException ex)
{
//To avoid using exceptions for flow control, this is not a cost in Java as stack trace is lazily created.
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Could not convert {0} argument value [{1}] to required type [{2}] : {3}",
methodType, valueHolder.Value,
paramType, ex.Message);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return null;
}
}
else
{
// No explicit match found: we're either supposed to autowire or
// have to fail creating an argument array for the given constructor.
if (!autowiring)
{
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Ambiguous {0} argument types - " +
"Did you specify the correct object references as {0} arguments?",
methodType);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return null;
}
try
{
MethodParameter param = MethodParameter.ForMethodOrConstructor(methodOrCtorInfo, paramIndex);
object autowiredArgument = ResolveAutoWiredArgument(param, objectName, autowiredObjectNames);
args.rawArguments[paramIndex] = autowiredArgument;
args.arguments[paramIndex] = autowiredArgument;
args.preparedArguments[paramIndex] = new AutowiredArgumentMarker();
resolveNecessary = true;
}
catch (ObjectsException ex)
{
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, ex.Message);
return null;
}
}
}
foreach (string autowiredObjectName in autowiredObjectNames)
{
if (log.IsDebugEnabled)
{
log.Debug("Autowiring by type from object name '" + objectName +
"' via " + methodType + " to object named '" + autowiredObjectName + "'");
}
}
return args;
}
/// <summary>
/// Determines the <see cref="System.Type"/> of the object defined
/// by the supplied object <paramref name="definition"/>.
/// </summary>
/// <param name="objectName">
/// The name associated with the supplied object <paramref name="definition"/>.
/// </param>
/// <param name="definition">
/// The <see cref="Spring.Objects.Factory.Support.RootObjectDefinition"/>
/// that the <see cref="System.Type"/> is to be determined for.
/// </param>
/// <returns>
/// The <see cref="System.Type"/> of the object defined by the supplied
/// object <paramref name="definition"/>; or <see lang="null"/> if the
/// <see cref="System.Type"/> cannot be determined.
/// </returns>
protected override Type GetTypeForFactoryMethod(string objectName, RootObjectDefinition definition)
{
Type factoryType = null;
bool isStatic = true;
if (StringUtils.HasText(definition.FactoryObjectName))
{
// check declared factory method return type on factory type...
factoryType = GetType(definition.FactoryObjectName);
isStatic = false;
}
else
{
factoryType = ResolveObjectType(definition, objectName);
}
if (factoryType == null)
{
return null;
}
// If all factory methods have the same return type, return that type.
// Can't clearly figure out exact method due to type converting / autowiring!
int minNrOfArgs = definition.ConstructorArgumentValues.GenericArgumentValues.Count;
MethodInfo[] candidates = factoryType.GetMethods();
ISet returnTypes = new HybridSet();
foreach (MethodInfo factoryMethod in candidates)
{
#if NET_2_0
GenericArgumentsHolder genericArgsInfo = new GenericArgumentsHolder(definition.FactoryMethodName);
if (factoryMethod.IsStatic == isStatic && factoryMethod.Name.Equals(genericArgsInfo.GenericMethodName)
&& ReflectionUtils.GetParameterTypes(factoryMethod).Length >= minNrOfArgs
&& factoryMethod.GetGenericArguments().Length == genericArgsInfo.GetGenericArguments().Length)
{
if (genericArgsInfo.ContainsGenericArguments)
{
string[] unresolvedGenericArgs = genericArgsInfo.GetGenericArguments();
Type[] genericArgs = new Type[unresolvedGenericArgs.Length];
for (int j = 0; j < unresolvedGenericArgs.Length; j++)
{
genericArgs[j] = TypeResolutionUtils.ResolveType(unresolvedGenericArgs[j]);
}
returnTypes.Add(factoryMethod.MakeGenericMethod(genericArgs).ReturnType);
}
else
{
returnTypes.Add(factoryMethod.ReturnType);
}
}
#else
if (factoryMethod.IsStatic == isStatic && factoryMethod.Name.Equals(definition.FactoryMethodName)
&& ReflectionUtils.GetParameterTypes(factoryMethod).Length >= minNrOfArgs)
{
returnTypes.Add(factoryMethod.ReturnType);
}
#endif
}
if (returnTypes.Count == 1)
{
// clear return type found: all factory methods return same type...
return (Type)ObjectUtils.EnumerateFirstElement(returnTypes);
}
// ambiguous return types found: return null to indicate "not determinable"...
return null;
}
/// <summary>
/// Resolves this managed collection at runtime.
/// </summary>
/// <param name="objectName">
/// The name of the top level object that is having the value of one of it's
/// collection properties resolved.
/// </param>
/// <param name="definition">
/// The definition of the named top level object.
/// </param>
/// <param name="propertyName">
/// The name of the property the value of which is being resolved.
/// </param>
/// <param name="resolver">
/// The callback that will actually do the donkey work of resolving
/// this managed collection.
/// </param>
/// <returns>A fully resolved collection.</returns>
public ICollection Resolve(string objectName, IObjectDefinition definition, string propertyName, ManagedCollectionElementResolver resolver)
{
ISet set = new HybridSet();
Type elementType = null;
if (StringUtils.HasText(this.elementTypeName))
{
elementType = TypeResolutionUtils.ResolveType(this.elementTypeName);
}
string elementName = propertyName + "[(set-element)]";
foreach (object element in this)
{
object resolvedElement = resolver(objectName, definition, elementName, element);
if (elementType != null)
{
try
{
resolvedElement = TypeConversionUtils.ConvertValueIfNecessary(elementType, resolvedElement, propertyName);
}
catch (TypeMismatchException)
{
throw new TypeMismatchException(
String.Format(
"Unable to convert managed set element '{0}' from [{1}] into [{2}] during initialization"
+ " of property '{3}' for object '{4}'. Do you have an appropriate type converter registered?",
resolvedElement, resolvedElement.GetType(), elementType, propertyName, objectName));
}
}
set.Add(resolvedElement);
}
return set;
}
/// <summary>
/// Gets all of the interfaces that the
/// supplied <see cref="System.Type"/> implements.
/// </summary>
/// <remarks>
/// This includes interfaces implemented by any superclasses.
/// </remarks>
/// <param name="type">
/// The type to analyse for interfaces.
/// </param>
/// <returns>
/// All of the interfaces that the supplied <see cref="System.Type"/> implements.
/// </returns>
public static Type[] GetAllInterfacesFromType(Type type)
{
AssertUtils.ArgumentNotNull(type, "type");
ISet interfaces = new HybridSet();
do
{
Type[] ifcs = type.GetInterfaces();
foreach (Type ifc in ifcs)
{
interfaces.Add(ifc);
}
type = type.BaseType;
} while (type != null);
if (interfaces.Count > 0)
{
Type[] types = new Type[interfaces.Count];
interfaces.CopyTo(types, 0);
return types;
}
return Type.EmptyTypes;
}
/// <summary>
/// Create an array of arguments to invoke a constructor or static factory method,
/// given the resolved constructor arguments values.
/// </summary>
/// <remarks>When return value is null the out parameter UnsatisfiedDependencyExceptionData will contain
/// information for use in throwing a UnsatisfiedDependencyException by the caller. This avoids using
/// exceptions for flow control as in the original implementation.</remarks>
private ArgumentsHolder CreateArgumentArray(string objectName, RootObjectDefinition rod, ConstructorArgumentValues resolvedValues, ObjectWrapper wrapper, Type[] paramTypes, MethodBase methodOrCtorInfo, bool autowiring, out UnsatisfiedDependencyExceptionData unsatisfiedDependencyExceptionData)
{
string methodType = (methodOrCtorInfo is ConstructorInfo) ? "constructor" : "factory method";
unsatisfiedDependencyExceptionData = null;
ArgumentsHolder args = new ArgumentsHolder(paramTypes.Length);
ISet usedValueHolders = new HybridSet();
IList autowiredObjectNames = new LinkedList();
bool resolveNecessary = false;
ParameterInfo[] argTypes = methodOrCtorInfo.GetParameters();
for (int paramIndex = 0; paramIndex < paramTypes.Length; paramIndex++)
{
Type paramType = paramTypes[paramIndex];
string parameterName = argTypes[paramIndex].Name;
// If we couldn't find a direct match and are not supposed to autowire,
// let's try the next generic, untyped argument value as fallback:
// it could match after type conversion (for example, String -> int).
ConstructorArgumentValues.ValueHolder valueHolder = null;
if (resolvedValues.GetNamedArgumentValue(parameterName) != null)
{
valueHolder = resolvedValues.GetArgumentValue(parameterName, paramType, usedValueHolders);
}
else
{
valueHolder = resolvedValues.GetArgumentValue(paramIndex, paramType, usedValueHolders);
}
if (valueHolder == null && !autowiring)
{
valueHolder = resolvedValues.GetGenericArgumentValue(null, usedValueHolders);
}
if (valueHolder != null)
{
// We found a potential match - let's give it a try.
// Do not consider the same value definition multiple times!
usedValueHolders.Add(valueHolder);
args.rawArguments[paramIndex] = valueHolder.Value;
try
{
object originalValue = valueHolder.Value;
object convertedValue = TypeConversionUtils.ConvertValueIfNecessary(paramType, originalValue, null);
args.arguments[paramIndex] = convertedValue;
//?
args.preparedArguments[paramIndex] = convertedValue;
}
catch (TypeMismatchException ex)
{
//To avoid using exceptions for flow control, this is not a cost in Java as stack trace is lazily created.
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Could not convert {0} argument value [{1}] to required type [{2}] : {3}",
methodType, valueHolder.Value,
paramType, ex.Message);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return(null);
}
}
else
{
// No explicit match found: we're either supposed to autowire or
// have to fail creating an argument array for the given constructor.
if (!autowiring)
{
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Ambiguous {0} argument types - " +
"Did you specify the correct object references as {0} arguments?",
methodType);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return(null);
}
try
{
MethodParameter param = MethodParameter.ForMethodOrConstructor(methodOrCtorInfo, paramIndex);
object autowiredArgument = ResolveAutoWiredArgument(param, objectName, autowiredObjectNames);
args.rawArguments[paramIndex] = autowiredArgument;
args.arguments[paramIndex] = autowiredArgument;
args.preparedArguments[paramIndex] = new AutowiredArgumentMarker();
resolveNecessary = true;
}
catch (ObjectsException ex)
{
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, ex.Message);
return(null);
}
}
}
foreach (string autowiredObjectName in autowiredObjectNames)
{
if (log.IsDebugEnabled)
{
log.Debug("Autowiring by type from object name '" + objectName +
"' via " + methodType + " to object named '" + autowiredObjectName + "'");
}
}
return(args);
}
public static HybridSet GetOperatorsForRequest(BookRequest b, NameValueCollection settings)
{
NameValueCollection pars = new NameValueCollection();
HybridSet filterlist = new HybridSet();
HybridSet filteredaircraftlist = new HybridSet();
pars.Add("status", "confirm");
IList <Operator> oplist = OperatorDAO.GetOperators(pars);
HybridSet aircraftlist = new HybridSet();
foreach (Operator op in oplist)
{
aircraftlist.AddAll(op.Aircrafts);
}
String regionmatch = settings.Get("regionmatch");
switch (regionmatch)
{
case "allinoperatedcountries":
{
ListSet countries = b.GetLegCountries();
foreach (Operator op in oplist)
{
if (op.OperatorCountries.ContainsAll(countries))
{
filteredaircraftlist.AddAll(op.Aircrafts);
}
}
break;
}
case "startingoperatedcountries":
{
String country = b.GetStartingLeg().Source.Country.Trim();
foreach (Operator op in oplist)
{
if (op.OperatorCountries.Contains(country))
{
filteredaircraftlist.AddAll(op.Aircrafts);
}
}
break;
}
case "aircraftpresentinstartlocation":
{
String location = b.GetStartingLeg().Source.City;
if (location != null && location.Trim() != "")
{
foreach (Airplane a in aircraftlist)
{
if (a.AircraftLocation.Trim().ToLower().Equals(location.ToLower()))
{
filteredaircraftlist.Add(a);
}
}
}
else
{
location = b.GetStartingLeg().Source.AirfieldName;
foreach (String s in location.Split(" ".ToCharArray()))
{
if (s.Trim() != "")
{
foreach (Airplane a in aircraftlist)
{
if (a.AircraftLocation.Trim().ToLower().Equals(s.ToLower()))
{
filteredaircraftlist.Add(a);
}
}
}
}
}
break;
}
default:
{
foreach (Operator op in oplist)
{
filteredaircraftlist.AddAll(op.Aircrafts);
}
break;
}
}
String aircraftcategorymatch = settings.Get("aircraftcategorymatch");
HybridSet categoryfilteredlist = new HybridSet(filteredaircraftlist);
switch (aircraftcategorymatch)
{
case "exactmatch":
{
foreach (Airplane a in filteredaircraftlist)
{
if (!a.AircraftType.Equals(b.PlaneType))
{
categoryfilteredlist.Remove(a);
}
}
break;
}
case "parentmatch":
{
foreach (Airplane a in filteredaircraftlist)
{
if (!a.AircraftType.ParentCategory.Equals(b.PlaneType.ParentCategory))
{
categoryfilteredlist.Remove(a);
}
}
break;
}
default:
{
break;
}
}
foreach (Airplane a in categoryfilteredlist)
{
filterlist.Add(a.Vendor);
}
return(filterlist);
}
