/*
 * 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 org.apache.camel.dataformat.bindy.format.factories;

import org.apache.camel.dataformat.bindy.Format;
import org.apache.camel.dataformat.bindy.FormattingOptions;
import org.apache.camel.dataformat.bindy.format.AbstractNumberFormat;
import org.apache.camel.util.ObjectHelper;

public class IntegerFormatFactory extends AbstractFormatFactory {

    private final IntegerFormat integerFormat = new IntegerFormat();

    {
        supportedClasses.add(int.class);
        supportedClasses.add(Integer.class);
    }

    @Override
    public boolean canBuild(FormattingOptions formattingOptions) {
        return super.canBuild(formattingOptions)
                && ObjectHelper.isEmpty(formattingOptions.getPattern());
    }

    @Override
    public Format<?> build(FormattingOptions formattingOptions) {
        return integerFormat;
    }

    private static class IntegerFormat extends AbstractNumberFormat<Integer> {

        @Override
        public String format(Integer object) throws Exception {
            return object.toString();
        }

        @Override
        public Integer parse(String string) throws Exception {
            return Integer.valueOf(string);
        }

    }

}
