MifosStringUtils.java

/*
 *  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.
 *  under the License.
 */

package org.mifos.framework.util.helpers;

public class MifosStringUtils {

    public static String removeNondigits(String s) {
         if (s == null) {
            return null;
        }
        StringBuilder buffer = new StringBuilder();
        for (char c : s.toCharArray()) {
            if (Character.isDigit(c))
                buffer.append(c);
        }
        return buffer.toString();
    }

}