edu.scripps.fl.hibernate.BooleanListStringType.java Source code

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Here is the source code for edu.scripps.fl.hibernate.BooleanListStringType.java

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/*
 * Copyright 2010 The Scripps Research Institute
 *
 * 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 edu.scripps.fl.hibernate;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.collections.list.GrowthList;

public class BooleanListStringType extends ListStringType<Boolean> {

    public List<Boolean> getListFromString(String list) {
        List<Boolean> ids = newList(list.length());
        for (int ii = 0; ii < list.length(); ii++) {
            Boolean bool = null;
            if ('0' == list.charAt(ii))
                bool = Boolean.FALSE;
            else if ('1' == list.charAt(ii))
                bool = Boolean.TRUE;
            else
                bool = null;
            ids.set(ii, bool);
        }
        return ids;
    }

    public String getStringFromList(List<Boolean> ids) {
        if (null == ids)
            return null;
        StringBuffer sb = new StringBuffer();
        for (Boolean bool : ids) {
            if (bool == null)
                sb.append(' ');
            else if (Boolean.TRUE.equals(bool))
                sb.append('1');
            else
                sb.append('0');
        }
        return sb.toString();
    }

    public List<Boolean> newList(int initialCapacity) {
        return (List<Boolean>) GrowthList.decorate(new ArrayList<Boolean>(initialCapacity));
    }
}