package org.apache.commons.ognl;

/*
 * 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.
 */

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.HashMap;
import java.util.Map;

/**
 */
class NumericDefaults {

    private final Map<Class<?>, Object> NUMERIC_DEFAULTS = new HashMap<Class<?>, Object>();

    NumericDefaults() {
        NUMERIC_DEFAULTS.put( Boolean.class, Boolean.FALSE );
        NUMERIC_DEFAULTS.put( Byte.class, (byte) 0 );
        NUMERIC_DEFAULTS.put( Short.class, (short) 0 );
        NUMERIC_DEFAULTS.put( Character.class, (char) 0 );
        NUMERIC_DEFAULTS.put( Integer.class, 0 );
        NUMERIC_DEFAULTS.put( Long.class, 0L );
        NUMERIC_DEFAULTS.put( Float.class, 0.0f );
        NUMERIC_DEFAULTS.put( Double.class, 0.0 );

        NUMERIC_DEFAULTS.put( BigInteger.class, BigInteger.ZERO );
        NUMERIC_DEFAULTS.put( BigDecimal.class, BigDecimal.ZERO );
    }

    Object get( Class<?> cls ) {
        return NUMERIC_DEFAULTS.get( cls );
    }
}