我刚刚开始使用RestKit 0.20.0,我在创建格式良好的JSON请求时遇到了麻烦.
我得到这个(从休息套件日志):
request.body=title=A%20glorious%20walk%20in%20the%20woods&startDateTime=2013-01-13%2016%3A09%3A33%20%2B0000&endDateTime=2013-01-13%2016%3A09%3A43%20%2B0000&points[][longitude]=-122.0307725&points[][latitude]=37.3310798&points[][longitude]=-122.0307334&points[][latitude]=37.33154242&points[][longitude]=-122.03075743&points[][latitude]=37.33138305&points[][longitude]=-122.03075659&points[][latitude]=37.33131185&points[][longitude]=-122.03057969&points[][latitude]=37.33156519&points[][longitude]=-122.03075535&points[][latitude]=37.33144466&points[][longitude]=-122.03076342&points[][latitude]=37.33123666&points[][longitude]=-122.03074488&points[][latitude]=37.33149482&points[][longitude]=-122.03068145&points[][latitude]=37.33155419&points[][longitude]=-122.03062909&points[][latitude]=37.33156564&points[][longitude]=-122.03076853&points[][latitude]=37.33115792
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当我想要这个(带有大括号的普通json对象和points属性的数组)时:
{
title: "Something",
startDateTime: "dateinfo",
endDateTime: "moredateinfo",
points: [
{
latitude: "37.33131313",
longitude: "122.4325454"
},
{
latitude: "37.33131313",
longitude: "122.4325454"
}
]
}
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我有两个主要对象:一个DLWalk包含一个DLPoint对象的NSSet(它们是CoreData对象,但目前我忽略了它,只关注创建一个HTTP请求)
这是我用来创建请求的代码:
// Point mapping
RKObjectMapping *mappingPoint = [RKObjectMapping requestMapping];
[mappingPoint addAttributeMappingsFromArray:@[@"latitude", @"longitude"]];
RKRequestDescriptor *reqDescPoint = [RKRequestDescriptor requestDescriptorWithMapping:mappingPoint objectClass:[DLPoint class] rootKeyPath:nil];
// Walk mapping
RKObjectMapping *mappingWalk = [RKObjectMapping requestMapping];
[mappingWalk addAttributeMappingsFromArray:@[@"endDateTime", @"startDateTime", @"title"]];
RKRequestDescriptor *reqDescWalk = [RKRequestDescriptor requestDescriptorWithMapping:mappingWalk objectClass:[DLWalk class] rootKeyPath:nil];
// Define the relationship mapping
[mappingWalk addPropertyMapping:[RKRelationshipMapping relationshipMappingFromKeyPath:@"points" toKeyPath:@"points" withMapping:mappingPoint]];
RKObjectManager *manager = [RKObjectManager managerWithBaseURL:[NSURL URLWithString:@"http://192.168.1.10:8080"]];
[manager addRequestDescriptor:reqDescWalk];
[manager addRequestDescriptor:reqDescPoint];
[manager addResponseDescriptor:responseDescriptor];
// POST to create
[manager postObject:walk path:@"/walk/save" parameters:nil success:nil failure:nil];
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所以问题是:为什么我的POST主体中没有看到正常的JSON对象?
JD_*_*JD_ 14
你得到的是request.body是URL编码的,这是RESTKit的默认行为,通常工作正常.
如果您希望它是JSON编码的,只需在发布查询之前插入此行
manager.requestSerializationMIMEType=RKMIMETypeJSON;
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有关这方面的更多信息,请查看RKObjectManager类的API文档: requestSerializationMIMEType
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