languagedbpropertysetter.java

来自「derby database source code.good for you.」· Java 代码 · 共 84 行

/*

   Derby - Class org.apache.derby.impl.sql.LanguageDbPropertySetter

   Copyright 1999, 2004 The Apache Software Foundation or its licensors, as applicable.

   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 org.apache.derby.impl.sql;

import org.apache.derby.iapi.services.property.PropertySetCallback;
import org.apache.derby.iapi.services.property.PropertyUtil;
import org.apache.derby.iapi.reference.Property;
import org.apache.derby.iapi.services.daemon.Serviceable;
import org.apache.derby.iapi.services.sanity.SanityManager;
import org.apache.derby.iapi.error.StandardException;
import org.apache.derby.iapi.sql.conn.LanguageConnectionContext;
import org.apache.derby.iapi.store.access.TransactionController;
import java.io.Serializable;
import java.util.Dictionary;

/**
 * A class to handle setting language database properties
 */
public class LanguageDbPropertySetter implements PropertySetCallback
{
	public void init(boolean dbOnly, Dictionary p) {
		// not called yet ...
	}
	/** @exception StandardException Thrown on error. */
	public boolean validate
	(
		String			key,
		Serializable	value,
		Dictionary		p
	) throws StandardException 
	{
		if (key.equals(Property.LANGUAGE_STALE_PLAN_CHECK_INTERVAL)) {
			PropertyUtil.intPropertyValue(
						Property.LANGUAGE_STALE_PLAN_CHECK_INTERVAL,
						value,
						Property.MIN_LANGUAGE_STALE_PLAN_CHECK_INTERVAL,
						Integer.MAX_VALUE,
						Property.DEFAULT_LANGUAGE_STALE_PLAN_CHECK_INTERVAL
						);
			return true;
		}

		return false;
	}

	public Serviceable apply
	(
		String			key,
		Serializable	value,
		Dictionary		p
	) 
	{
		return null;
	}

 	public Serializable map
	(
		String			key,
		Serializable	value,
		Dictionary		p
	) 
	{
		return null;
	}
}