Java Code Examples for org.apache.hadoop.hive.ql.exec.FunctionRegistry

The following examples show how to use org.apache.hadoop.hive.ql.exec.FunctionRegistry. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: flink   Source File: HiveSimpleUDF.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public Object evalInternal(Object[] args) {
	checkArgument(args.length == conversions.length);

	if (!allIdentityConverter) {
		for (int i = 0; i < args.length; i++) {
			args[i] = conversions[i].toHiveObject(args[i]);
		}
	}

	try {
		Object result = FunctionRegistry.invoke(method, function, conversionHelper.convertIfNecessary(args));
		return HiveInspectors.toFlinkObject(returnInspector, result);
	} catch (HiveException e) {
		throw new FlinkHiveUDFException(e);
	}
}
 
Example 2
Source Project: flink   Source File: HiveSimpleUDF.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public Object evalInternal(Object[] args) {
	checkArgument(args.length == conversions.length);

	if (!allIdentityConverter) {
		for (int i = 0; i < args.length; i++) {
			args[i] = conversions[i].toHiveObject(args[i]);
		}
	}

	try {
		Object result = FunctionRegistry.invoke(method, function, conversionHelper.convertIfNecessary(args));
		return HiveInspectors.toFlinkObject(returnInspector, result, hiveShim);
	} catch (HiveException e) {
		throw new FlinkHiveUDFException(e);
	}
}
 
Example 3
Source Project: incubator-sentry   Source File: HiveAuthzBindingHook.java    License: Apache License 2.0 6 votes vote down vote up
public HiveAuthzBindingHook() throws Exception {
  SessionState session = SessionState.get();
  if(session == null) {
    throw new IllegalStateException("Session has not been started");
  }
  // HACK: set a random classname to force the Auth V2 in Hive
  SessionState.get().setAuthorizer(null);

  HiveConf hiveConf = session.getConf();
  if(hiveConf == null) {
    throw new IllegalStateException("Session HiveConf is null");
  }
  authzConf = loadAuthzConf(hiveConf);
  hiveAuthzBinding = new HiveAuthzBinding(hiveConf, authzConf);

  String serdeWhiteLists = authzConf.get(HiveAuthzConf.HIVE_SENTRY_SERDE_WHITELIST,
      HiveAuthzConf.HIVE_SENTRY_SERDE_WHITELIST_DEFAULT);
  serdeWhiteList = Arrays.asList(serdeWhiteLists.split(","));
  serdeURIPrivilegesEnabled = authzConf.getBoolean(HiveAuthzConf.HIVE_SENTRY_SERDE_URI_PRIVILIEGES_ENABLED,
      HiveAuthzConf.HIVE_SENTRY_SERDE_URI_PRIVILIEGES_ENABLED_DEFAULT);

  FunctionRegistry.setupPermissionsForBuiltinUDFs("", HiveAuthzConf.HIVE_UDF_BLACK_LIST);
}
 
Example 4
private ExprBuilder fn(String name, TypeInfo ti, int args) throws Exception {
  List<ExprNodeDesc> children = new ArrayList<>();
  for (int i = 0; i < args; ++i) {
    children.add(stack.pop());
  }
  stack.push(new ExprNodeGenericFuncDesc(ti, FunctionRegistry.getFunctionInfo(name).getGenericUDF(), children));
  return this;
}
 
Example 5
Source Project: flink   Source File: HiveShimV120.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public Set<String> listBuiltInFunctions() {
	try {
		Method method = FunctionRegistry.class.getMethod("getFunctionNames");
		// getFunctionNames is a static method
		Set<String> names = (Set<String>) method.invoke(null);

		return names.stream()
			.filter(n -> getBuiltInFunctionInfo(n).isPresent())
			.collect(Collectors.toSet());
	} catch (Exception ex) {
		throw new CatalogException("Failed to invoke FunctionRegistry.getFunctionNames()", ex);
	}
}
 
Example 6
private void setup() {
    FunctionRegistry. getFunctionNames();
    conf = new JobConf();
    conf.set(serdeConstants.LIST_COLUMNS, "field1,rid");
    conf.set(serdeConstants.LIST_COLUMN_TYPES, "string,string");
    conf.set(AccumuloSerde.COLUMN_MAPPINGS, "cf|f1,rowID");
}