phoenix-core/src/main/java/org/apache/phoenix/schema/PBaseColumn.java

/*
 * 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.phoenix.schema;

import org.apache.phoenix.util.SizedUtil;


/**
 * 
 * Base class for PColumn implementors that provides
 * some reasonable default implementations.
 *
 * 
 * @since 0.1
 */
public abstract class PBaseColumn implements PColumn {

    @Override
    public final Integer getMaxLength() {
        return null;
    }

    @Override
    public final Integer getScale() {
        return null;
    }

    @Override
    public boolean isNullable() {
        return false;
    }
    
    @Override
    public int getEstimatedSize() {
        return SizedUtil.OBJECT_SIZE; // Not really interested in sized of these
    }
}