Github user ctubbsii commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/292#discussion_r133335412
--- Diff:
server/master/src/main/java/org/apache/accumulo/master/tableOps/Utils.java ---
@@ -59,21 +57,16 @@ static void checkTableDoesNotExist(Instance instance,
String tableName, Table.ID
throw new AcceptableThriftTableOperationException(null, tableName,
operation, TableOperationExceptionType.EXISTS, null);
}
- static <T extends AbstractId> T getNextTableId(String tableName,
Instance instance, Class<T> idClassType) throws
AcceptableThriftTableOperationException {
+ static String getNextTableId(String tableName, Instance instance) throws
AcceptableThriftTableOperationException {
try {
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
final String ntp = ZooUtil.getRoot(instance) + Constants.ZTABLES;
- byte[] nid = zoo.mutate(ntp, ZERO_BYTE, ZooUtil.PUBLIC, new
Mutator() {
- @Override
- public byte[] mutate(byte[] currentValue) throws Exception {
- BigInteger nextId = new BigInteger(new String(currentValue,
UTF_8), Character.MAX_RADIX);
- nextId = nextId.add(BigInteger.ONE);
- return nextId.toString(Character.MAX_RADIX).getBytes(UTF_8);
- }
+ byte[] nid = zoo.mutate(ntp, ZERO_BYTE, ZooUtil.PUBLIC, currentValue
-> {
+ BigInteger nextId = new BigInteger(new String(currentValue,
UTF_8), Character.MAX_RADIX);
+ nextId = nextId.add(BigInteger.ONE);
+ return nextId.toString(Character.MAX_RADIX).getBytes(UTF_8);
});
- Constructor<T> constructor =
idClassType.getConstructor(String.class);
- return constructor.newInstance(new String(nid, UTF_8));
--- End diff --
Very big +1 to getting rid of this reflection implementation.
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