Examples with Avro702Data com.linkedin.avroutil1.compatibility.backports.Avro702Data used on opensource projects

Example 1 with Avro702Data

use of com.linkedin.avroutil1.compatibility.backports.Avro702Data in project avro-util by linkedin.

the class AvscWriter method toJson.

protected void toJson(Schema schema, AvroNames names, String contextNamespaceWhenParsed, String contextNamespaceWhenParsedUnder702, G gen) throws IOException {
    Avro702Data avro702Data;
    switch(schema.getType()) {
        case ENUM:
            // taken from EnumSchema.toJson() in avro 1.11
            if (writeNameRef(schema, names, gen)) {
                return;
            }
            gen.writeStartObject();
            gen.writeStringField("type", "enum");
            avro702Data = writeName(schema, names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            if (schema.getDoc() != null) {
                gen.writeStringField("doc", schema.getDoc());
            }
            gen.writeArrayFieldStart("symbols");
            for (String symbol : schema.getEnumSymbols()) {
                gen.writeString(symbol);
            }
            gen.writeEndArray();
            writeEnumDefault(schema, gen);
            writeProps(schema, gen);
            aliasesToJson(schema, avro702Data.getExtraAliases(), gen);
            gen.writeEndObject();
            break;
        case FIXED:
            // taken from FixedSchema.toJson() in avro 1.11
            if (writeNameRef(schema, names, gen)) {
                return;
            }
            gen.writeStartObject();
            gen.writeStringField("type", "fixed");
            avro702Data = writeName(schema, names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            if (schema.getDoc() != null) {
                gen.writeStringField("doc", schema.getDoc());
            }
            gen.writeNumberField("size", schema.getFixedSize());
            writeProps(schema, gen);
            aliasesToJson(schema, avro702Data.getExtraAliases(), gen);
            gen.writeEndObject();
            break;
        case RECORD:
            // taken from RecordSchema.toJson() in avro 1.11
            if (writeNameRef(schema, names, gen)) {
                return;
            }
            gen.writeStartObject();
            gen.writeStringField("type", schema.isError() ? "error" : "record");
            avro702Data = writeName(schema, names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            AvroName name = AvroName.of(schema);
            // save current namespaces - both 1.4 and correct one
            // save avro-702 mode namespace
            String savedBadSpace = names.badSpace();
            // save correct namespace
            String savedCorrectSpace = names.correctSpace();
            // avro 1.4 only ever sets namespace if the current is null
            if (savedBadSpace == null) {
                names.badSpace(name.getSpace());
            }
            // always update correct namespace
            names.correctSpace(name.getSpace());
            if (schema.getDoc() != null) {
                gen.writeStringField("doc", schema.getDoc());
            }
            if (schema.getFields() != null) {
                gen.writeFieldName("fields");
                fieldsToJson(schema, names, avro702Data.getNamespaceWhenParsing(), avro702Data.getNamespaceWhenParsing702(), gen);
            }
            writeProps(schema, gen);
            aliasesToJson(schema, avro702Data.getExtraAliases(), gen);
            gen.writeEndObject();
            // avro 1.4 never restores namespace, so we never restore space
            // always restore correct namespace
            names.correctSpace(savedCorrectSpace);
            break;
        case ARRAY:
            // taken from ArraySchema.toJson() in avro 1.11
            gen.writeStartObject();
            gen.writeStringField("type", "array");
            gen.writeFieldName("items");
            toJson(schema.getElementType(), names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            writeProps(schema, gen);
            gen.writeEndObject();
            break;
        case MAP:
            // taken from MapSchema.toJson() in avro 1.11
            gen.writeStartObject();
            gen.writeStringField("type", "map");
            gen.writeFieldName("values");
            toJson(schema.getValueType(), names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            writeProps(schema, gen);
            gen.writeEndObject();
            break;
        case UNION:
            // taken from UnionSchema.toJson() in avro 1.11
            gen.writeStartArray();
            for (Schema type : schema.getTypes()) {
                toJson(type, names, contextNamespaceWhenParsed, contextNamespaceWhenParsedUnder702, gen);
            }
            gen.writeEndArray();
            break;
        default:
            // all other schema types (taken from Schema.toJson() in avro 1.11)
            if (!hasProps(schema)) {
                // no props defined
                // just write name
                gen.writeString(schema.getName());
            } else {
                gen.writeStartObject();
                gen.writeStringField("type", schema.getName());
                writeProps(schema, gen);
                gen.writeEndObject();
            }
    }
}