@Override
public List<Object[]> internalYield() throws LocalRunException {
try {
SecurityClient.open();
udf.close();
} catch (UDFException e) {
throw new LocalRunException(e);
} finally {
SecurityClient.close();
}
// avoid user to call function again
udf = null;
return buffer;
}
public UDFRunner(Odps odps, UDF udf) throws UDFException {
super(odps);
if (udf == null) {
throw new IllegalArgumentException("Missing arguments:udf");
}
this.udf = udf;
try {
SecurityClient.open();
udf.setup(context);
} catch (Exception ex) {
throw new UDFException(ex);
} finally {
SecurityClient.close();
}
}
@Override
public BaseRunner internalFeed(Object[] input) throws LocalRunException {
try {
SecurityClient.open();
if (evalMethod == null) {
evalMethod = findMethod(udf.getClass(), input);
}
Object result = evalMethod.invoke(udf, input);
buffer.add(new Object[] {result});
} catch (InvocationTargetException e) {
throw new LocalRunException(e);
} catch (IllegalArgumentException e) {
throw new LocalRunException(e);
} catch (IllegalAccessException e) {
throw new LocalRunException(e);
} finally {
SecurityClient.close();
}
return this;
}
public UDFRunner(Odps odps, String className) throws LocalRunException {
super(odps);
if (StringUtils.isBlank(className)) {
throw new IllegalArgumentException("Missing arguments:className");
}
try {
udf = (UDF) ClassUtils.newInstance(UDFRunner.class.getClassLoader(), className);
SecurityClient.open();
udf.setup(context);
} catch (LocalRunException e) {
throw e;
} catch (UDFException e) {
throw new LocalRunException(e);
} finally {
SecurityClient.close();
}
}