public static Get ( string v ) : |
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v | string | |
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/// <summary> /// Parses a string such as "Intersects(ENVELOPE(-10,-8,22,20)) distErrPct=0.025". /// </summary> /// <param name="v">The string to parse. Mandatory.</param> /// <param name="ctx">The spatial context. Mandatory.</param> /// <returns>Not null.</returns> /// <exception cref="ArgumentException">if the parameters don't make sense or an add-on parameter is unknown.</exception> /// <exception cref="Spatial4n.Exceptions.ParseException">If there is a problem parsing the string.</exception> /// <exception cref="InvalidShapeException">When the coordinates are invalid for the shape.</exception> /// <exception cref="ArgumentNullException"><paramref name="v"/> or <paramref name="ctx"/> is <c>null</c>.</exception> public virtual SpatialArgs Parse(string v, SpatialContext ctx) { // LUCENENET specific - added guard clauses if (v is null) { throw new ArgumentNullException(nameof(v)); } if (ctx is null) { throw new ArgumentNullException(nameof(ctx)); } int idx = v.IndexOf('('); int edx = v.LastIndexOf(')'); if (idx < 0 || idx > edx) { throw new Spatial4n.Exceptions.ParseException("missing parens: " + v, -1); } SpatialOperation op = SpatialOperation.Get(v.Substring(0, idx - 0).Trim()); //Substring in .NET is (startPosn, length), But in Java it's (startPosn, endPosn) //see http://docs.oracle.com/javase/1.4.2/docs/api/java/lang/String.html#substring(int, int) string body = v.Substring(idx + 1, edx - (idx + 1)).Trim(); if (body.Length < 1) { throw new Spatial4n.Exceptions.ParseException("missing body : " + v, idx + 1); } var shape = ParseShape(body, ctx); var args = NewSpatialArgs(op, shape); if (v.Length > (edx + 1)) { body = v.Substring(edx + 1).Trim(); if (body.Length > 0) { IDictionary <string, string> aa = ParseMap(body); ReadNameValuePairs(args, aa); if (aa.Count == 0) { throw new ArgumentException("unused parameters: " + aa); } } } args.Validate(); return(args); }
/// <summary> /// Parses a string such as "Intersects(-10,20,-8,22) distErrPct=0.025". /// </summary> /// <param name="v"></param> /// <param name="ctx"></param> /// <returns></returns> public SpatialArgs Parse(String v, SpatialContext ctx) { int idx = v.IndexOf('('); int edx = v.LastIndexOf(')'); if (idx < 0 || idx > edx) { throw new ArgumentException("missing parens: " + v); } SpatialOperation op = SpatialOperation.Get(v.Substring(0, idx).Trim()); //Substring in .NET is (startPosn, length), But in Java it's (startPosn, endPosn) //see http://docs.oracle.com/javase/1.4.2/docs/api/java/lang/String.html#substring(int, int) String body = v.Substring(idx + 1, edx - (idx + 1)).Trim(); if (body.Length < 1) { throw new ArgumentException("missing body : " + v); } var shape = ctx.ReadShape(body); var args = new SpatialArgs(op, shape); if (v.Length > (edx + 1)) { body = v.Substring(edx + 1).Trim(); if (body.Length > 0) { Dictionary <String, String> aa = ParseMap(body); args.DistErrPct = ReadDouble(aa["distErrPct"]); aa.Remove(DIST_ERR_PCT); args.DistErr = ReadDouble(aa["distErr"]); aa.Remove(DIST_ERR); if (aa.Count != 0) { throw new ArgumentException("unused parameters: " + aa); } } } args.Validate(); return(args); }