/* Licensed 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.activiti.bpmn.converter.util;
import java.util.ArrayList;
import java.util.List;
/**
* @author Saeid Mirzaei, Tijs Rademakers
*/
public class CommaSplitter {
// split the given spring using commas if they are not inside an expression
public static List<String> splitCommas(String st) {
List<String> result = new ArrayList<String>();
int offset = 0;
boolean inExpression = false;
for (int i = 0; i < st.length(); i++) {
if (inExpression == false && st.charAt(i) == ',') {
if ((i - offset) > 1) {
result.add(st.substring(offset, i));
}
offset = i + 1;
} else if ((st.charAt(i) == '$' || st.charAt(i) == '#') && st.charAt(i + 1) == '{') {
inExpression = true;
} else if (st.charAt(i) == '}') {
inExpression = false;
}
}
if ((st.length() - offset) > 1) {
result.add(st.substring(offset));
}
return result;
}
}