/*
* Copyright 2014 mango.jfaster.org
*
* The Mango Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.jfaster.mango.invoker.function;
import org.jfaster.mango.invoker.SetterFunction;
import javax.annotation.Nullable;
/**
* String --> long[]
*
* @author ash
*/
public class StringToLongArrayFunction implements SetterFunction<String, long[]> {
private final static String SEPARATOR = ",";
@Nullable
@Override
public long[] apply(@Nullable String input) {
if (input == null) {
return null;
}
if (input.length() == 0) {
return new long[0];
}
String[] ss = input.split(SEPARATOR);
long[] r = new long[ss.length];
for (int i = 0; i < ss.length; i++) {
r[i] = Long.parseLong(ss[i]);
}
return r;
}
}