public IndexField()

in src/main/user-impl/java/com/mysql/cj/xdevapi/CreateIndexParams.java [202:280]
69 lines of code
25 McCabe index (conditional complexity)

        public IndexField(DbDoc indexField) {
            for (String key : indexField.keySet()) {
                if (!TYPE.equals(key) && !FIELD.equals(key) && !REQUIRED.equals(key) && !OPTIONS.equals(key) && !SRID.equals(key) && !ARRAY.equals(key)) {
                    throw new XDevAPIError("The '" + key + "' field is not allowed in indexField.");
                }
            }

            JsonValue val = indexField.get(FIELD);
            if (val != null) {
                if (val instanceof JsonString) {
                    this.field = ((JsonString) val).getString();
                } else {
                    throw new XDevAPIError("Index field 'field' member must be a string.");
                }
            } else {
                throw new XDevAPIError("Index field definition has no document path.");
            }

            val = indexField.get(TYPE);
            if (val != null) {
                if (val instanceof JsonString) {
                    this.type = ((JsonString) val).getString();
                    // TODO pure "TEXT" is not allowed as a type, server requires the length specification
                    // we're waiting for clarification about whether we set some default on client side in that case, eg.:
                    //    if ("TEXT".equals(this.type)) {this.type = "TEXT(64)";}
                    // or we do nothing and user has to specify TEXT(n) always
                } else {
                    throw new XDevAPIError("Index type must be a string.");
                }
            } else {
                throw new XDevAPIError("Index field definition has no field type.");
            }

            val = indexField.get(REQUIRED);
            if (val != null) {
                if (val instanceof JsonLiteral && !JsonLiteral.NULL.equals(val)) {
                    this.required = Boolean.valueOf(((JsonLiteral) val).value);
                } else {
                    throw new XDevAPIError("Index field 'required' member must be boolean.");
                }
            } else if (GEOJSON.equalsIgnoreCase(this.type)) {
                this.required = Boolean.TRUE;
            }

            val = indexField.get(OPTIONS);
            if (val != null) {
                if (GEOJSON.equalsIgnoreCase(this.type)) {
                    if (val instanceof JsonNumber) {
                        this.options = ((JsonNumber) val).getInteger();
                    } else {
                        throw new XDevAPIError("Index field 'options' member must be integer.");
                    }
                } else {
                    throw new XDevAPIError("Index field 'options' member should not be used for field types other than GEOJSON.");
                }
            }

            val = indexField.get(SRID);
            if (val != null) {
                if (GEOJSON.equalsIgnoreCase(this.type)) {
                    if (val instanceof JsonNumber) {
                        this.srid = ((JsonNumber) val).getInteger();
                    } else {
                        throw new XDevAPIError("Index field 'srid' member must be integer.");
                    }
                } else {
                    throw new XDevAPIError("Index field 'srid' member should not be used for field types other than GEOJSON.");
                }
            }

            val = indexField.get(ARRAY);
            if (val != null) {
                if (val instanceof JsonLiteral && !JsonLiteral.NULL.equals(val)) {
                    this.array = Boolean.valueOf(((JsonLiteral) val).value);
                } else {
                    throw new XDevAPIError("Index field 'array' member must be boolean.");
                }
            }
        }