ios自动生成对象类，提高开发速率

#import "autoGenerationFileUtility.h"

@implementation autoGenerationFileUtility

- (void)createFile:(NSString *)filename DataSource:(NSMutableArray *)arr
{
_ClassName = [filename retain];
NSMutableArray *tempArr = [arr retain];

// 创建文件管理器
NSFileManager *fileManager = [NSFileManager defaultManager];

//    // 获取docoument路经,括号中属性为当前应用程序独享
//    NSArray *directoryPaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
//
//    // 去处需要的路径
//    NSString *documentDirectory = [directoryPaths objectAtIndex:0];

NSString* documentDirectory = @"具体路径，文件生成路径";

// 创建.h文件路经
NSString *pathH = [self createFilePath:[NSString stringWithFormat:@"%@.h",_ClassName] PathDocument:documentDirectory FileManager:fileManager];
// 创建.m文件路经
NSString *pathM = [self createFilePath:[NSString stringWithFormat:@"%@.m",_ClassName] PathDocument:documentDirectory FileManager:fileManager];

//    NSString * pathH_Content = [[NSString alloc] initWithContentsOfFile:pathH];
NSData *pathH_Content = [[[NSData alloc] initWithContentsOfFile:pathH] autorelease];
if (pathH_Content.length==0) {
// 写入 .h 文件数据
[self H_populateTheDataSource:tempArr FilePathH:pathH FilePathM:pathM];
}

[tempArr release];
}

// 创建文件、如果文件名存在，则先删除已存在的文件，再创建新文件
- (NSString *)createFilePath:(NSString *)filename PathDocument:(NSString *)documentDirectory FileManager:(NSFileManager *)fileManager
{
NSString *filePath = [documentDirectory stringByAppendingPathComponent:filename];

//    [fileManager removeItemAtPath:filePath error:nil];

if (![fileManager fileExistsAtPath:filePath]) {
[fileManager createFileAtPath:filePath contents:nil attributes:nil];
}

return filePath;
}

- (void)H_populateTheDataSource:(NSMutableArray *)data FilePathH:(NSString *)path_h FilePathM:(NSString *)path_m
{
if (data.count <= 0) {
return;
}
// 创建数据缓冲
NSMutableData *writerH = [[NSMutableData alloc]init];
NSMutableData *writerM = [[NSMutableData alloc]init];

NSMutableArray *newArray = [[NSMutableArray alloc]init];    //存放每次field的数据

NSDictionary *newDic = nil;
for (int i = 0; i < data.count; i++) {
NSDictionary *dic = [data objectAtIndex:i];

if (i == 0) {
newDic = dic;
[writerH appendData:[[self H_addHeaderFileString] dataUsingEncoding:NSUTF8StringEncoding]];
[writerH appendData:[[self H_addClassNameString:[dic objectForKey:@"classname"]] dataUsingEncoding:NSUTF8StringEncoding]];
[writerH appendData:[[self H_addLeftKuoHao] dataUsingEncoding:NSUTF8StringEncoding]];

NSString *tempStr = [self H_addField:[dic objectForKey:@"fieldname"] ClassType:[dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addHeaderFileString:_ClassName] dataUsingEncoding:NSUTF8StringEncoding]];
[writerM appendData:[[self M_addClassNameString:[dic objectForKey:@"classname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addSynthesizeName:[dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray addObject:dic];
}
else{
if (i == data.count - 1) {

NSString *tempStr = [self H_addField:[dic objectForKey:@"fieldname"] ClassType:[dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];
[writerH appendData:[[self H_addRightKuoHao] dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addSynthesizeName:[dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray addObject:dic];

for (NSDictionary *_dic in newArray) {

NSString *tempStr = [self H_addProperty:[_dic objectForKey:@"fieldname"] ClassType:[_dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];

Class retClass = NSClassFromString([_dic objectForKey:@"type"]);
if ([[NSString stringWithFormat:@"%@",[retClass class]] isEqualToString:@"NSMutableArray"]){

[writerM appendData:[[self M_addATArray:[_dic objectForKey:@"fieldname"] ClassName:
[NSString stringWithFormat:@"Buy_%@",[_dic objectForKey:@"fieldname"]]] dataUsingEncoding:NSUTF8StringEncoding]];
}
}

[writerH appendData:[[self addEnd] dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addDealloc1] dataUsingEncoding:NSUTF8StringEncoding]];
for (NSDictionary *_dic in newArray) {
Class retClass = NSClassFromString([_dic objectForKey:@"type"]);
if (retClass) {
[writerM appendData:[[self M_addRelProperty:[_dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];
}
}

[writerM appendData:[[self M_addDealloc2] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray removeAllObjects];
}
else{

if ([[dic objectForKey:@"index"] isEqualToString:[newDic objectForKey:@"index"]] &&
[[dic objectForKey:@"classname"] isEqualToString:[newDic objectForKey:@"classname"]]) {
NSString *tempStr = [self H_addField:[dic objectForKey:@"fieldname"] ClassType:[dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addSynthesizeName:[dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray addObject:dic];
}
else{
newDic = dic;

[writerH appendData:[[self H_addRightKuoHao] dataUsingEncoding:NSUTF8StringEncoding]];

for (NSDictionary *_dic in newArray) {

NSString *tempStr = [self H_addProperty:[_dic objectForKey:@"fieldname"] ClassType:[_dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];

Class retClass = NSClassFromString([_dic objectForKey:@"type"]);
if ([[NSString stringWithFormat:@"%@",[retClass class]] isEqualToString:@"NSMutableArray"]){
[writerM appendData:[[self M_addATArray:[_dic objectForKey:@"fieldname"] ClassName:[NSString stringWithFormat:@"Buy_%@",[_dic objectForKey:@"fieldname"]]] dataUsingEncoding:NSUTF8StringEncoding]];
}
}

[writerH appendData:[[self addEnd] dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addDealloc1] dataUsingEncoding:NSUTF8StringEncoding]];
for (NSDictionary *_dic in newArray) {
Class retClass = NSClassFromString([_dic objectForKey:@"type"]);
if (retClass) {
[writerM appendData:[[self M_addRelProperty:[_dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];
}
}
[writerM appendData:[[self M_addDealloc2] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray removeAllObjects];

[writerH appendData:[[self H_addClassNameString:[newDic objectForKey:@"classname"]] dataUsingEncoding:NSUTF8StringEncoding]];
[writerH appendData:[[self H_addLeftKuoHao] dataUsingEncoding:NSUTF8StringEncoding]];

NSString *tempStr = [self H_addField:[dic objectForKey:@"fieldname"] ClassType:[dic objectForKey:@"type"]];
[writerH appendData:[tempStr dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addClassNameString:[newDic objectForKey:@"classname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[writerM appendData:[[self M_addSynthesizeName:[dic objectForKey:@"fieldname"]] dataUsingEncoding:NSUTF8StringEncoding]];

[newArray addObject:dic];

}
}
}
}

[writerH writeToFile:path_h atomically:YES];
[writerM writeToFile:path_m atomically:YES];
[writerH release];
[writerM release];
[newArray release];

}

#pragma mark -
#pragma mark - 写入 .h 文件的相关函数

// 返回头文件
- (NSString *)H_addHeaderFileString
{
return @"#import <Foundation/Foundation.h> \n \n \n";
}

// 返回类名
- (NSString *)H_addClassNameString:(NSString *)className;
{
return [NSString stringWithFormat:@"@interface %@ : NSObject \n",className];
}

// 返回左括号
- (NSString *)H_addLeftKuoHao
{
return @"{ \n";
}

// 返回右括号
- (NSString *)H_addRightKuoHao
{
return @"} \n \n";
}

// 返回字段
- (NSString *)H_addField:(NSString *)field ClassType:(NSString *)type
{
Class retClass = NSClassFromString(type);
if (retClass)
return [NSString stringWithFormat:@"    %@ *%@; \n",type,field];
else
return [NSString stringWithFormat:@"    %@ %@; \n",type,field];
}

// 返回属性
- (NSString *)H_addProperty:(NSString *)property ClassType:(NSString *)type
{
Class retClass = NSClassFromString(type);
if (retClass) {
return [NSString stringWithFormat:@"@property (nonatomic,retain) %@ *%@; \n",type,property];
}
else
return [NSString stringWithFormat:@"@property %@ %@; \n",type,property];
}

#pragma mark -
#pragma mark - 写入 .m 文件的相关函数

// 返回头文件
- (NSString *)M_addHeaderFileString:(NSString *)classname
{
return [NSString stringWithFormat:@"#import \"%@.h\"\n #import \"NSDictionary+JSON.h\" \n \n",classname];
}

// 返回类名
- (NSString *)M_addClassNameString:(NSString *)className;
{
return [NSString stringWithFormat:@"@implementation %@ \n",className];
}

// 返回@synthesize
- (NSString *)M_addSynthesizeName:(NSString *)property
{
return [NSString stringWithFormat:@"@synthesize %@; \n",property];
}

- (NSString *)M_addATArray:(NSString *)property ClassName:(NSString *)classname
{
NSString *retString = [NSString stringWithFormat:@"- (NSMutableArray *)%@ \n{\n",property];
retString = [NSString stringWithFormat:@"%@ for (int i = 0; i < %@.count; i++) {\n",retString,property];
retString = [NSString stringWithFormat:@"%@     if([[%@ objectAtIndex:i] class] != [%@ class]) {\n",retString,property,classname];
retString = [NSString stringWithFormat:@"%@         NSDictionary * _dic = (NSDictionary *)[%@ objectAtIndex:i];\n",retString,property];
retString = [NSString stringWithFormat:@"%@         [%@ replaceObjectAtIndex:i withObject:[_dic dictionaryTo:NSClassFromString(@\"%@\")]];\n } \n",retString,property,classname];
retString = [NSString stringWithFormat:@"%@     }\n",retString];
retString = [NSString stringWithFormat:@"%@ return %@;\n}\n \n",retString,property];

return retString;
}

// 返回释放属性
- (NSString *)M_addRelProperty:(NSString *)property
{
return [NSString stringWithFormat:@"    [%@ release];\n",property];
}

- (NSString *)M_addDealloc1
{
return @"\n \n-(void)dealloc \n{";
}

- (NSString *)M_addDealloc2
{
return @"   [super dealloc]; \n} \n@end \n\n";
}

// 返回结束符
- (NSString *)addEnd
{
return @"\n @end \n \n";
}

- (void)dealloc
{
[_ClassName release];

[super dealloc];
}

@end