/// <summary>
/// Verify the code rule
/// </summary>
/// <param name="context">Service context</param>
/// <param name="info">out paramater to return violation information when rule fail</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool? Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool? passed = null;
info = null;
// for each entry within the collection (feed)
// to check its __metadata.etag value (if existent) is the same as ETag header in the single entry response that would have been requested
JObject feed;
context.ResponsePayload.TryToJObject(out feed);
ODataVersion version = JsonParserHelper.GetPayloadODataVersion(feed);
var entries = JsonParserHelper.GetEntries(feed);
int indexEntry = 0;
int count = entries.Count;
foreach (JObject e in entries)
{
var etag = e.GetPropertyOfElement("__metadata", "etag");
bool etagInPlace = etag != null;
if (etagInPlace)
{
var targetSingleEntry = e.GetPropertyOfElement("__metadata", "uri");
// get the ETag header value for the entry
var etagInSingleEntry = WebResponseHelper.GetETagOfEntry(targetSingleEntry, Constants.AcceptHeaderAtom);
JSconSchemaBuilder builder;
if (version == ODataVersion.V2)
{
builder = new JSconSchemaBuilder(jschemaV2Header, jschemaV2Tail);
}
else
{
builder = new JSconSchemaBuilder(jschemaV1Header, jschemaV1Tail);
}
for (int i = 0; i < indexEntry; i++)
{
builder.AddItem("{},");
}
var etagLiteral = StringHelper.ToLiteral(etagInSingleEntry);
string entryCore = string.Format(entryCoreFormat, etagLiteral);
builder.AddItem(entryCore);
for (int i = indexEntry + 1; i < count; i++)
{
builder.AddItem(",{}");
}
var jSchema = builder.GetProduct();
RuleEngine.TestResult result = null;
passed = JsonParserHelper.ValidateJson(jSchema, context.ResponsePayload, out result);
if (!passed.Value)
{
info = new ExtensionRuleViolationInfo(this.ErrorMessage, context.Destination, context.ResponsePayload, result != null ? result.LineNumberInError : -1);
break;
}
}
indexEntry++;
}
return passed;
}
/// <summary>
/// Verify the code rule
/// </summary>
/// <param name="context">Service context</param>
/// <param name="info">out paramater to return violation information when rule fail</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool?Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool?passed = null;
info = null;
// for each entry within the collection (feed)
// to check its __metadata.etag value (if existent) is the same as ETag header in the single entry response that would have been requested
JObject feed;
context.ResponsePayload.TryToJObject(out feed);
ODataVersion version = JsonParserHelper.GetPayloadODataVersion(feed);
var entries = JsonParserHelper.GetEntries(feed);
int indexEntry = 0;
int count = entries.Count;
foreach (JObject e in entries)
{
var etag = e.GetPropertyOfElement("__metadata", "etag");
bool etagInPlace = etag != null;
if (etagInPlace)
{
var targetSingleEntry = e.GetPropertyOfElement("__metadata", "uri");
// get the ETag header value for the entry
var etagInSingleEntry = WebResponseHelper.GetETagOfEntry(targetSingleEntry, Constants.AcceptHeaderAtom);
JSconSchemaBuilder builder;
if (version == ODataVersion.V2)
{
builder = new JSconSchemaBuilder(jschemaV2Header, jschemaV2Tail);
}
else
{
builder = new JSconSchemaBuilder(jschemaV1Header, jschemaV1Tail);
}
for (int i = 0; i < indexEntry; i++)
{
builder.AddItem("{},");
}
var etagLiteral = StringHelper.ToLiteral(etagInSingleEntry);
string entryCore = string.Format(entryCoreFormat, etagLiteral);
builder.AddItem(entryCore);
for (int i = indexEntry + 1; i < count; i++)
{
builder.AddItem(",{}");
}
var jSchema = builder.GetProduct();
RuleEngine.TestResult result = null;
passed = JsonParserHelper.ValidateJson(jSchema, context.ResponsePayload, out result);
if (!passed.Value)
{
info = new ExtensionRuleViolationInfo(this.ErrorMessage, context.Destination, context.ResponsePayload, result != null ? result.LineNumberInError : -1);
break;
}
}
indexEntry++;
}
return(passed);
}
