COSchema.m

#import "COSchema.h"
#import "COSchemaRegistry.h"
#import "COSchemaTemplate.h"
#import "COType.h"
#import <EtoileFoundation/Macros.h>

@implementation COSchema

@synthesize name = name_;

- (id) initWithSchemaTemplate: (COSchemaTemplate *)aTemplate
                     registry: (COSchemaRegistry *)aRegistry
{
    SUPERINIT;
    parentRegistry_ = aRegistry;
    name_ = [[aTemplate name] copy];
    parent_ = [[aTemplate parent] copy];
    
    // setup dictionaries
    
    COSchema *parentSchema = [self parent];
    
    typeForAttribute_ = [[NSMutableDictionary alloc] init];
    schemaNameForAttribute_ = [[NSMutableDictionary alloc] init];
    if (parentSchema != nil)
    {
        [typeForAttribute_ addEntriesFromDictionary: parentSchema->typeForAttribute_];
        [schemaNameForAttribute_ addEntriesFromDictionary: parentSchema->schemaNameForAttribute_];
    }
    [typeForAttribute_ addEntriesFromDictionary: [aTemplate typeForAttribute]];
    [schemaNameForAttribute_ addEntriesFromDictionary: [aTemplate schemaNameForAttribute]];
    
    return self;
}
- (void) dealloc
{
    [name_ release];
    [parent_ release];
    [typeForAttribute_ release];
    [schemaNameForAttribute_ release];
    [super dealloc];
}
- (COSchema *) parent
{
    return [parentRegistry_ schemaForName: parent_];
}
- (NSSet *) propertyNames
{
    NSMutableSet *result;
    if (parent_ == nil)
    {
        result = [NSMutableSet set];
    }
    else
    {
        result = [NSMutableSet setWithSet: [[self parent] propertyNames]];
    }
    [result addObjectsFromArray: [typeForAttribute_ allKeys]];
    return [NSSet setWithSet: result];
}
- (COType) typeForProperty: (NSString *)aProperty
{
    return [typeForAttribute_ objectForKey: aProperty];
}
- (COSchema *) schemaForProperty: (NSString *)aProperty
{
    return [parentRegistry_ schemaForName: [schemaNameForAttribute_ objectForKey: aProperty]];
}

@end