use of com.linkedin.avroutil1.model.AvroFixedSchema in project avro-util by linkedin.
the class AvscParser method parseLiteral.
private LiteralOrIssue parseLiteral(JsonValueExt literalNode, AvroSchema schema, String fieldName, AvscFileParseContext context) {
AvroType avroType = schema.type();
JsonValue.ValueType jsonType = literalNode.getValueType();
AvscIssue issue;
BigInteger bigIntegerValue;
BigDecimal bigDecimalValue;
byte[] bytes;
switch(avroType) {
case NULL:
if (jsonType != JsonValue.ValueType.NULL) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroNullLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode)));
case BOOLEAN:
if (jsonType != JsonValue.ValueType.FALSE && jsonType != JsonValue.ValueType.TRUE) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
boolean boolValue = jsonType == JsonValue.ValueType.TRUE;
return new LiteralOrIssue(new AvroBooleanLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), boolValue));
case INT:
if (jsonType != JsonValue.ValueType.NUMBER) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonNumberExt intNode = (JsonNumberExt) literalNode;
if (!intNode.isIntegral()) {
// TODO - be more specific about this error (int vs float)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
bigIntegerValue = intNode.bigIntegerValue();
if (bigIntegerValue.compareTo(MAX_INT) > 0 || bigIntegerValue.compareTo(MIN_INT) < 0) {
// TODO - be more specific about this error (out of signed int range)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroIntegerLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), bigIntegerValue.intValueExact()));
case LONG:
if (jsonType != JsonValue.ValueType.NUMBER) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonNumberExt longNode = (JsonNumberExt) literalNode;
if (!longNode.isIntegral()) {
// TODO - be more specific about this error (long vs float)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
bigIntegerValue = longNode.bigIntegerValue();
if (bigIntegerValue.compareTo(MAX_LONG) > 0 || bigIntegerValue.compareTo(MIN_LONG) < 0) {
// TODO - be more specific about this error (out of signed long range)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroLongLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), bigIntegerValue.longValueExact()));
case FLOAT:
if (jsonType != JsonValue.ValueType.NUMBER) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonNumberExt floatNode = (JsonNumberExt) literalNode;
bigDecimalValue = floatNode.bigDecimalValue();
if (bigDecimalValue.compareTo(MAX_FLOAT) > 0) {
// TODO - be more specific about this error (out of float range)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroFloatLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), bigDecimalValue.floatValue()));
case DOUBLE:
if (jsonType != JsonValue.ValueType.NUMBER) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonNumberExt doubleNode = (JsonNumberExt) literalNode;
bigDecimalValue = doubleNode.bigDecimalValue();
if (bigDecimalValue.compareTo(MAX_DOUBLE) > 0) {
// TODO - be more specific about this error (out of double range)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroDoubleLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), bigDecimalValue.doubleValue()));
case BYTES:
if (jsonType != JsonValue.ValueType.STRING) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonStringExt bytesNode = (JsonStringExt) literalNode;
// spec says "strings, where Unicode code points 0-255 are mapped to unsigned 8-bit byte values 0-255"
bytes = bytesNode.getString().getBytes(StandardCharsets.ISO_8859_1);
return new LiteralOrIssue(new AvroBytesLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), bytes));
case FIXED:
if (jsonType != JsonValue.ValueType.STRING) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
AvroFixedSchema fixedSchema = (AvroFixedSchema) schema;
JsonStringExt fixedNode = (JsonStringExt) literalNode;
// spec says "strings, where Unicode code points 0-255 are mapped to unsigned 8-bit byte values 0-255"
bytes = fixedNode.getString().getBytes(StandardCharsets.ISO_8859_1);
if (bytes.length != fixedSchema.getSize()) {
// TODO - be more specific about this error (wrong length)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroFixedLiteral(fixedSchema, locationOf(context.getUri(), literalNode), bytes));
case STRING:
if (jsonType != JsonValue.ValueType.STRING) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
JsonStringExt stringNode = (JsonStringExt) literalNode;
return new LiteralOrIssue(new AvroStringLiteral((AvroPrimitiveSchema) schema, locationOf(context.getUri(), literalNode), stringNode.getString()));
case ENUM:
if (jsonType != JsonValue.ValueType.STRING) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
AvroEnumSchema enumSchema = (AvroEnumSchema) schema;
JsonStringExt enumNode = (JsonStringExt) literalNode;
String enumValue = enumNode.getString();
if (!enumSchema.getSymbols().contains(enumValue)) {
// TODO - be more specific about this error (unknown symbol)
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
return new LiteralOrIssue(new AvroEnumLiteral(enumSchema, locationOf(context.getUri(), literalNode), enumValue));
case ARRAY:
if (jsonType != JsonValue.ValueType.ARRAY) {
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
AvroArraySchema arraySchema = (AvroArraySchema) schema;
AvroSchema valueSchema = arraySchema.getValueSchema();
JsonArrayExt arrayNode = (JsonArrayExt) literalNode;
ArrayList<AvroLiteral> values = new ArrayList<>(arrayNode.size());
for (int i = 0; i < arrayNode.size(); i++) {
JsonValueExt valueNode = (JsonValueExt) arrayNode.get(i);
LiteralOrIssue value = parseLiteral(valueNode, valueSchema, fieldName, context);
// issues parsing any member value mean a failure to parse the array as a whole
if (value.getIssue() != null) {
// TODO - be more specific about this error (unparsable array element i)
// TODO - add "causedBy" to AvscIssue and use it here
issue = AvscIssues.badFieldDefaultValue(locationOf(context.getUri(), literalNode), literalNode.toString(), avroType, fieldName);
context.addIssue(issue);
return new LiteralOrIssue(issue);
}
values.add(value.getLiteral());
}
return new LiteralOrIssue(new AvroArrayLiteral(arraySchema, locationOf(context.getUri(), literalNode), values));
default:
throw new UnsupportedOperationException("dont know how to parse a " + avroType + " at " + literalNode.getStartLocation() + " out of a " + literalNode.getValueType() + " (" + literalNode + ")");
}
}
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