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RPCTypeCheck method to make type-checking JSON Arrays easier.

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This commit is contained in:
Gavin Andresen
2012-06-22 18:36:42 -04:00
parent 34420d655d
commit 899d373b3c
2 changed files with 52 additions and 0 deletions
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37
src/bitcoinrpc.cpp
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@@ -63,6 +63,43 @@ Object JSONRPCError(int code, const string& message)
return error;
}
void RPCTypeCheck(const Array& params,
const list<Value_type>& typesExpected)
{
int i = 0;
BOOST_FOREACH(Value_type t, typesExpected)
{
if (params.size() <= i)
break;
const Value& v = params[i];
if (v.type() != t)
{
string err = strprintf("Expected type %s, got %s",
Value_type_name[t], Value_type_name[v.type()]);
throw JSONRPCError(-3, err);
}
i++;
}
}
void RPCTypeCheck(const Object& o,
const map<string, Value_type>& typesExpected)
{
BOOST_FOREACH(const PAIRTYPE(string, Value_type)& t, typesExpected)
{
const Value& v = find_value(o, t.first);
if (v.type() == null_type)
throw JSONRPCError(-3, strprintf("Missing %s", t.first.c_str()));
if (v.type() != t.second)
{
string err = strprintf("Expected type %s for %s, got %s",
Value_type_name[t.second], t.first.c_str(), Value_type_name[v.type()]);
throw JSONRPCError(-3, err);
}
}
}
double GetDifficulty(const CBlockIndex* blockindex = NULL)
{
// Floating point number that is a multiple of the minimum difficulty,