quickfix_spec_parser/model/
group.rs

1use std::io;
2
3use quick_xml::events::BytesStart;
4
5use crate::{
6    read_attribute, write_xml_list, FieldValue, FixSpecError, XmlObject, XmlReadable, XmlReader,
7    XmlWritable, XmlWriter,
8};
9
10/// XML `<group>` description.
11#[derive(Debug, Clone)]
12pub struct Group {
13    /// Group name.
14    pub name: String,
15    /// Group is required to have a valid message.
16    pub required: bool,
17    /// Group sub components.
18    pub values: Vec<FieldValue>,
19}
20
21impl XmlObject for Group {
22    const TAG_NAME: &'static str = "group";
23}
24
25impl XmlReadable for Group {
26    fn parse_xml_node(element: &BytesStart) -> Result<Self, FixSpecError> {
27        let name = read_attribute(element, "name")?;
28        let required = read_attribute(element, "required")? == "Y";
29        Ok(Self {
30            name,
31            required,
32            values: Vec::new(),
33        })
34    }
35
36    fn parse_xml_tree(element: &BytesStart, reader: &mut XmlReader) -> Result<Self, FixSpecError> {
37        let mut output = Self::parse_xml_node(element)?;
38        output.values = FieldValue::parse_xml_tree(reader, Self::TAG_NAME)?;
39        Ok(output)
40    }
41}
42
43impl XmlWritable for Group {
44    fn write_xml<'a>(&self, writer: &'a mut XmlWriter) -> io::Result<&'a mut XmlWriter> {
45        writer
46            .create_element(Self::TAG_NAME)
47            .with_attribute(("name", self.name.as_str()))
48            .with_attribute(("required", if self.required { "Y" } else { "N" }))
49            .write_inner_content(|writer| write_xml_list(writer, &self.values))
50    }
51}
quickfix_spec_parser/model/group.rs

quickfix_spec_parser/model/
group.rs
