in pig/src/main/java/com/twitter/elephantbird/pig/util/ProtobufToPig.java [408:437]
private String getPigScriptDataType(FieldDescriptor fieldDescriptor) {
switch (fieldDescriptor.getType()) {
case INT32:
case UINT32:
case SINT32:
case FIXED32:
case SFIXED32:
case BOOL: // We convert booleans to ints for pig output.
return "int";
case INT64:
case UINT64:
case SINT64:
case FIXED64:
case SFIXED64:
return "long";
case FLOAT:
return "float";
case DOUBLE:
return "double";
case STRING:
case ENUM: // We convert enums to strings for pig output.
return "chararray";
case BYTES:
return "bytearray";
case MESSAGE:
throw new IllegalArgumentException("getPigScriptDataType called on field " + fieldDescriptor.getFullName() + " of type message.");
default:
throw new IllegalArgumentException("Unexpected field type. " + fieldDescriptor.toString() + " " + fieldDescriptor.getFullName() + " " + fieldDescriptor.getType());
}
}