/// <summary>Builds the Uri for the expression passed in.</summary>
/// <param name="e">The expression to translate into a Uri</param>
/// <returns>Query components</returns>
internal QueryComponents Translate(Expression e)
{
Uri uri;
Version version;
bool addTrailingParens = false;
Dictionary <Expression, Expression> normalizerRewrites = null;
// short cut analysis if just a resource set
// note - to be backwards compatible with V1, will only append trailing () for queries
// that include more then just a resource set.
if (!(e is ResourceSetExpression))
{
normalizerRewrites = new Dictionary <Expression, Expression>(ReferenceEqualityComparer <Expression> .Instance);
e = Evaluator.PartialEval(e);
e = ExpressionNormalizer.Normalize(e, normalizerRewrites);
e = ResourceBinder.Bind(e);
addTrailingParens = true;
}
UriWriter.Translate(this.Context, addTrailingParens, e, out uri, out version);
ResourceExpression re = e as ResourceExpression;
Type lastSegmentType = re.Projection == null ? re.ResourceType : re.Projection.Selector.Parameters[0].Type;
LambdaExpression selector = re.Projection == null ? null : re.Projection.Selector;
return(new QueryComponents(uri, version, lastSegmentType, selector, normalizerRewrites));
}
internal static void Translate(DataServiceContext context, bool addTrailingParens, Expression e, out Uri uri, out Version version)
{
var writer = new UriWriter(context);
writer.leafResourceSet = addTrailingParens ? (e as ResourceSetExpression) : null;
writer.Visit(e);
uri = Util.CreateUri(context.BaseUriWithSlash, Util.CreateUri(writer.uriBuilder.ToString(), UriKind.Relative));
version = writer.uriVersion;
}
internal static void Translate(DataServiceContext context, bool addTrailingParens, Expression e, out Uri uri, out Version version)
{
var writer = new UriWriter(context);
writer.leafResourceSet = addTrailingParens ? (e as ResourceSetExpression) : null;
writer.Visit(e);
uri = Util.CreateUri(context.BaseUriWithSlash, Util.CreateUri(writer.uriBuilder.ToString(), UriKind.Relative));
version = writer.uriVersion;
}
internal static void Translate(DataServiceContext context, bool addTrailingParens, Expression e, out Uri uri, out Version version)
{
UriWriter writer = new UriWriter(context) {
leafResourceSet = addTrailingParens ? (e as ResourceSetExpression) : null
};
writer.Visit(e);
uri = Util.CreateUri(writer.uriBuilder.ToString(), UriKind.Absolute);
version = writer.uriVersion;
}
internal static void Translate(DataServiceContext context, bool addTrailingParens, Expression e, out Uri uri, out Version version)
{
UriWriter writer = new UriWriter(context)
{
leafResourceSet = addTrailingParens ? (e as ResourceSetExpression) : null
};
writer.Visit(e);
uri = Util.CreateUri(writer.uriBuilder.ToString(), UriKind.Absolute);
version = writer.uriVersion;
}
internal QueryComponents Translate(Expression e)
{
Uri uri;
Version version;
bool addTrailingParens = false;
Dictionary <Expression, Expression> rewrites = null;
if (!(e is ResourceSetExpression))
{
rewrites = new Dictionary <Expression, Expression>(ReferenceEqualityComparer <Expression> .Instance);
e = Evaluator.PartialEval(e);
e = ExpressionNormalizer.Normalize(e, rewrites);
e = ResourceBinder.Bind(e, this.Context);
addTrailingParens = true;
}
UriWriter.Translate(this.Context, addTrailingParens, e, out uri, out version);
ResourceExpression expression = e as ResourceExpression;
Type lastSegmentType = (expression.Projection == null) ? expression.ResourceType : expression.Projection.Selector.Parameters[0].Type;
return(new QueryComponents(uri, version, lastSegmentType, (expression.Projection == null) ? null : expression.Projection.Selector, rewrites));
}
