From fff8d58a80cbd8089832429f23b665983e4e8117 Mon Sep 17 00:00:00 2001
From: Filipp Lepalaan <filipp@mac.com>
Date: Wed, 13 Jul 2011 21:57:44 +0300
Subject: First commit

---
 SBJsonWriter.m | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100755 SBJsonWriter.m

(limited to 'SBJsonWriter.m')

diff --git a/SBJsonWriter.m b/SBJsonWriter.m
new file mode 100755
index 0000000..15d1414
--- /dev/null
+++ b/SBJsonWriter.m
@@ -0,0 +1,113 @@
+/*
+ Copyright (C) 2009 Stig Brautaset. All rights reserved.
+ 
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ 
+ * Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+ 
+ * Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+ 
+ * Neither the name of the author nor the names of its contributors may be used
+   to endorse or promote products derived from this software without specific
+   prior written permission.
+ 
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "SBJsonWriter.h"
+#import "SBJsonStreamWriter.h"
+#import "SBJsonStreamWriterAccumulator.h"
+
+
+@interface SBJsonWriter ()
+@property (copy) NSString *error;
+@end
+
+@implementation SBJsonWriter
+
+@synthesize sortKeys;
+@synthesize humanReadable;
+
+@synthesize error;
+@synthesize maxDepth;
+
+- (id)init {
+    self = [super init];
+    if (self) {
+        self.maxDepth = 32u;        
+    }
+    return self;
+}
+
+- (void)dealloc {
+    [error release];
+    [super dealloc];
+}
+
+- (NSString*)stringWithObject:(id)value {
+	NSData *data = [self dataWithObject:value];
+	if (data)
+		return [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease];
+	return nil;
+}	
+
+- (NSString*)stringWithObject:(id)value error:(NSError**)error_ {
+    NSString *tmp = [self stringWithObject:value];
+    if (tmp)
+        return tmp;
+    
+    if (error_) {
+		NSDictionary *ui = [NSDictionary dictionaryWithObjectsAndKeys:error, NSLocalizedDescriptionKey, nil];
+        *error_ = [NSError errorWithDomain:@"org.brautaset.SBJsonWriter.ErrorDomain" code:0 userInfo:ui];
+	}
+	
+    return nil;
+}
+
+- (NSData*)dataWithObject:(id)object {	
+    self.error = nil;
+
+    SBJsonStreamWriterAccumulator *accumulator = [[[SBJsonStreamWriterAccumulator alloc] init] autorelease];
+    
+	SBJsonStreamWriter *streamWriter = [[[SBJsonStreamWriter alloc] init] autorelease];
+	streamWriter.sortKeys = self.sortKeys;
+	streamWriter.maxDepth = self.maxDepth;
+	streamWriter.humanReadable = self.humanReadable;
+    streamWriter.delegate = accumulator;
+	
+	BOOL ok = NO;
+	if ([object isKindOfClass:[NSDictionary class]])
+		ok = [streamWriter writeObject:object];
+	
+	else if ([object isKindOfClass:[NSArray class]])
+		ok = [streamWriter writeArray:object];
+		
+	else if ([object respondsToSelector:@selector(proxyForJson)])
+		return [self dataWithObject:[object proxyForJson]];
+	else {
+		self.error = @"Not valid type for JSON";
+		return nil;
+	}
+	
+	if (ok)
+		return accumulator.data;
+	
+	self.error = streamWriter.error;
+	return nil;	
+}
+	
+	
+@end
-- 
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