/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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 backtype.storm.tuple;
import java.util.ArrayList;
/**
* A convenience class for making tuple values using new Values("field1", 2, 3) syntax.
*/
public class Values extends ArrayList<Object> {
public static final int OBJECT = 0;
public static final int STRING = 1;
public static final int INTEGER = 2;
public int type;
public Values() {
}
public Values(Object... vals) {
super(vals.length);
for (Object o : vals) {
add(o);
}
type = OBJECT;
}
public Values(String... strs) {
super(strs.length);
for (String s : strs) {
add(s);
}
type = STRING;
}
public Values(Integer... ints) {
super(ints.length);
for (Integer i : ints) {
add(i);
}
type = INTEGER;
}
@Override
public boolean add(Object obj) {
Object val = obj;
if (type == STRING && !(obj instanceof String)) {
type = OBJECT;
} else if (type == INTEGER && !(obj instanceof Integer)) {
type = OBJECT;
}
return super.add(val);
}
}