DataSourceType.java

package org.test4j.module.database.utility;

import org.test4j.module.database.exception.UnConfigDataBaseTypeException;
import org.test4j.tools.commons.ConfigHelper;
import org.test4j.tools.commons.StringHelper;

public enum DataSourceType {
	/**
	 * H2Db<br>
	 * "org.hibernate.dialect.H2Dialect", "public", "public"
	 */
	H2DB() {

		@Override
		public boolean autoExport() {
			return true;
		}

		@Override
		public boolean isMemoryDB() {
			return true;
		}
	},
	/**
	 * HsqlDb<br>
	 * "org.hibernate.dialect.HSQLDialect", "public", "public"
	 */
	HSQLDB() {
		@Override
		public boolean autoExport() {
			return true;
		}

		@Override
		public boolean isMemoryDB() {
			return true;
		}
	},
	MYSQL(),
	
	ORACLE(),
	
	SQLSERVER(),

	DERBYDB(),

	DB2(),

	UNSUPPORT();

	private String hibernate_dialect = null;

	private String infoSchema = null;

	private DataSourceType() {
	}

	public String getHibernateDialect() {
		return this.hibernate_dialect;
	}

	public String getInfoSchema() {
		return this.infoSchema;
	}

	public boolean isMemoryDB() {
		return false;
	}

	public boolean autoExport() {
		return ConfigHelper.autoExport();
	}

	/**
	 * 根据配置查找对应的数据库类型<br>
	 * type=null || "",表示配置文件中设置的默认数据库
	 * 
	 * @param type
	 * @return
	 */
	public static DataSourceType databaseType(final String type) {
		String _type = type;
		if (StringHelper.isBlankOrNull(type)) {
			_type = ConfigHelper.databaseType();
		}
		if (StringHelper.isBlankOrNull(_type)) {
			throw new UnConfigDataBaseTypeException("please config property 'database.type'");
		}
		try {
			DataSourceType dbType = DataSourceType.valueOf(_type.toUpperCase());

			return dbType;
		} catch (Throwable e) {
			throw new RuntimeException("unknown database type", e);
		}
	}
}