use of com.linkedin.avroutil1.model.TextLocation in project avro-util by linkedin.
the class AvscParser method parseNamedSchema.
private AvroNamedSchema parseNamedSchema(JsonObjectExt objectNode, AvscFileParseContext context, AvroType avroType, CodeLocation codeLocation, JsonPropertiesContainer extraProps) {
Located<String> nameStr = getRequiredString(objectNode, "name", () -> avroType + " is a named type");
Located<String> namespaceStr = getOptionalString(objectNode, "namespace");
// technically the avro spec does not allow "doc" on type fixed, but screw that
Located<String> docStr = getOptionalString(objectNode, "doc");
String name = nameStr.getValue();
String namespace = namespaceStr != null ? namespaceStr.getValue() : null;
String doc = docStr != null ? docStr.getValue() : null;
String schemaSimpleName;
String schemaNamespace;
if (name.contains(".")) {
// the name specified is a full name (namespace included)
context.addIssue(AvscIssues.useOfFullName(new CodeLocation(context.getUri(), nameStr.getLocation(), nameStr.getLocation()), avroType, name));
if (namespace != null) {
// namespace will be ignored, but it's confusing to even list it
context.addIssue(AvscIssues.ignoredNamespace(new CodeLocation(context.getUri(), namespaceStr.getLocation(), namespaceStr.getLocation()), avroType, namespace, name));
}
// TODO - validate names (no ending in dot, no spaces, etc)
int lastDot = name.lastIndexOf('.');
schemaSimpleName = name.substring(lastDot + 1);
schemaNamespace = name.substring(0, lastDot);
} else {
schemaSimpleName = name;
schemaNamespace = namespace;
}
// != null
String contextNamespace = context.getCurrentNamespace();
boolean namespaceChanged = false;
// check if context namespace changed
if (schemaNamespace != null) {
if (!contextNamespace.equals(schemaNamespace)) {
context.pushNamespace(schemaNamespace);
namespaceChanged = true;
contextNamespace = schemaNamespace;
}
}
AvroNamedSchema namedSchema;
switch(avroType) {
case RECORD:
AvroRecordSchema recordSchema = new AvroRecordSchema(codeLocation, schemaSimpleName, contextNamespace, doc, extraProps);
JsonArrayExt fieldsNode = getRequiredArray(objectNode, "fields", () -> "all avro records must have fields");
List<AvroSchemaField> fields = new ArrayList<>(fieldsNode.size());
for (int fieldNum = 0; fieldNum < fieldsNode.size(); fieldNum++) {
// !=null
JsonValueExt fieldDeclNode = (JsonValueExt) fieldsNode.get(fieldNum);
JsonValue.ValueType fieldNodeType = fieldDeclNode.getValueType();
if (fieldNodeType != JsonValue.ValueType.OBJECT) {
throw new AvroSyntaxException("field " + fieldNum + " for record " + schemaSimpleName + " at " + fieldDeclNode.getStartLocation() + " expected to be an OBJECT, not a " + JsonPUtil.describe(fieldNodeType) + " (" + fieldDeclNode + ")");
}
TextLocation fieldStartLocation = Util.convertLocation(fieldDeclNode.getStartLocation());
TextLocation fieldEndLocation = Util.convertLocation(fieldDeclNode.getEndLocation());
CodeLocation fieldCodeLocation = new CodeLocation(context.getUri(), fieldStartLocation, fieldEndLocation);
JsonObjectExt fieldDecl = (JsonObjectExt) fieldDeclNode;
Located<String> fieldName = getRequiredString(fieldDecl, "name", () -> "all record fields must have a name");
JsonValueExt fieldTypeNode = getRequiredNode(fieldDecl, "type", () -> "all record fields must have a type");
SchemaOrRef fieldSchema = parseSchemaDeclOrRef(fieldTypeNode, context, false);
JsonValueExt fieldDefaultValueNode = fieldDecl.get("default");
AvroLiteral defaultValue = null;
if (fieldDefaultValueNode != null) {
if (fieldSchema.isResolved()) {
LiteralOrIssue defaultValurOrIssue = parseLiteral(fieldDefaultValueNode, fieldSchema.getSchema(), fieldName.getValue(), context);
if (defaultValurOrIssue.getIssue() == null) {
defaultValue = defaultValurOrIssue.getLiteral();
}
// TODO - handle issues
} else {
// TODO - implement delayed default value parsing
throw new UnsupportedOperationException("delayed parsing of default value for " + fieldName.getValue() + " TBD");
}
}
LinkedHashMap<String, JsonValueExt> props = parseExtraProps(fieldDecl, CORE_FIELD_PROPERTIES);
JsonPropertiesContainer propsContainer = props.isEmpty() ? JsonPropertiesContainer.EMPTY : new JsonPropertiesContainerImpl(props);
AvroSchemaField field = new AvroSchemaField(fieldCodeLocation, fieldName.getValue(), null, fieldSchema, defaultValue, propsContainer);
fields.add(field);
}
recordSchema.setFields(fields);
namedSchema = recordSchema;
break;
case ENUM:
JsonArrayExt symbolsNode = getRequiredArray(objectNode, "symbols", () -> "all avro enums must have symbols");
List<String> symbols = new ArrayList<>(symbolsNode.size());
for (int ordinal = 0; ordinal < symbolsNode.size(); ordinal++) {
JsonValueExt symbolNode = (JsonValueExt) symbolsNode.get(ordinal);
JsonValue.ValueType symbolNodeType = symbolNode.getValueType();
if (symbolNodeType != JsonValue.ValueType.STRING) {
throw new AvroSyntaxException("symbol " + ordinal + " for enum " + schemaSimpleName + " at " + symbolNode.getStartLocation() + " expected to be a STRING, not a " + JsonPUtil.describe(symbolNodeType) + " (" + symbolNode + ")");
}
symbols.add(symbolNode.toString());
}
String defaultSymbol = null;
Located<String> defaultStr = getOptionalString(objectNode, "default");
if (defaultStr != null) {
defaultSymbol = defaultStr.getValue();
if (!symbols.contains(defaultSymbol)) {
context.addIssue(AvscIssues.badEnumDefaultValue(locationOf(context.getUri(), defaultStr), defaultSymbol, schemaSimpleName, symbols));
// TODO - support "fixing" by selecting 1st symbol as default?
defaultSymbol = null;
}
}
namedSchema = new AvroEnumSchema(codeLocation, schemaSimpleName, contextNamespace, doc, symbols, defaultSymbol, extraProps);
break;
case FIXED:
JsonValueExt sizeNode = getRequiredNode(objectNode, "size", () -> "fixed types must have a size property");
if (sizeNode.getValueType() != JsonValue.ValueType.NUMBER || !(((JsonNumberExt) sizeNode).isIntegral())) {
throw new AvroSyntaxException("size for fixed " + schemaSimpleName + " at " + sizeNode.getStartLocation() + " expected to be an INTEGER, not a " + JsonPUtil.describe(sizeNode.getValueType()) + " (" + sizeNode + ")");
}
int fixedSize = ((JsonNumberExt) sizeNode).intValue();
Parsed<AvroLogicalType> logicalTypeResult = parseLogicalType(objectNode, context, avroType, codeLocation);
if (logicalTypeResult.hasIssues()) {
context.addIssues(logicalTypeResult.getIssues());
}
namedSchema = new AvroFixedSchema(codeLocation, schemaSimpleName, contextNamespace, doc, fixedSize, logicalTypeResult.getData(), extraProps);
break;
default:
throw new IllegalStateException("unhandled: " + avroType + " for object at " + codeLocation.getStart());
}
if (namespaceChanged) {
context.popNamespace();
}
return namedSchema;
}
use of com.linkedin.avroutil1.model.TextLocation in project avro-util by linkedin.
the class AvscParser method locationOf.
private CodeLocation locationOf(URI uri, JsonValueExt node) {
TextLocation startLocation = Util.convertLocation(node.getStartLocation());
TextLocation endLocation = Util.convertLocation(node.getEndLocation());
return new CodeLocation(uri, startLocation, endLocation);
}
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