LocalNamingStrategy

package com.erp.lhs.utils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.hibernate.AssertionFailure;
import org.hibernate.cfg.ImprovedNamingStrategy;
import org.hibernate.cfg.NamingStrategy;
import org.hibernate.util.StringHelper;

public class LocalNamingStrategy implements NamingStrategy {

	/**
	 * 设置表名前缀。
	 */
	private static String tablePrefix = "LHS_";

	/**
	 * Ignore table prefix
	 */
	private static List<String> ignorePrefix = new ArrayList<String>();

	public void setIgnorePrefix( List<String> ignorePrefix ) {

		this.ignorePrefix = ignorePrefix;
	}

	/**
	* 设置列名前缀。
	*/
	/*
		private static String columnPrefix;

		*//**
																																								 * 设置是否转换className与propertyName为分词后加下划线的形式。如:AaaBbb->aaa_bbb;
																																								 * aaaBbb->aaa_bbb。
																																								 */
	/*
		private static boolean addUnderScores;*/

	@Override
	public String classToTableName( String className ) {

		return addUnderscoresForTable( StringHelper.unqualify( className ) );
	}

	@Override
	public String propertyToColumnName( String propertyName ) {

		return addUnderscoresForColumn( StringHelper.unqualify( propertyName ) );
	}

	@Override
	public String tableName( String tableName ) {

		return addUnderscoresForTable( tableName );
	}

	@Override
	public String columnName( String columnName ) {

		return addUnderscoresForColumn( columnName );
	}

	protected static String addUnderscoresForTable( String name ) {

		StringBuffer buf = new StringBuffer( name.replace( '.', '_' ) );
		for( int i = 1; i < buf.length() - 1; i++ )
			if( Character.isLowerCase( buf.charAt( i - 1 ) ) && Character.isUpperCase( buf.charAt( i ) ) && Character.isLowerCase( buf
				.charAt( i + 1 ) ) ) buf.insert( i++, '_' );
		for( String string : ignorePrefix ){
			if( name.toUpperCase().startsWith( string.toUpperCase() ) ){ return buf.toString().toUpperCase(); }
		}
		return tablePrefix + buf.toString().toUpperCase();

		/*if( name.toUpperCase().contains( "ALPS" ) || name.toUpperCase().contains( "DOTJ" ) ){
			return buf.toString().toUpperCase();
		}*/

	}

	protected static String addUnderscoresForColumn( String name ) {

		StringBuffer buf = new StringBuffer( name.replace( '.', '_' ) );
		for( int i = 1; i < buf.length() - 1; i++ )
			if( Character.isLowerCase( buf.charAt( i - 1 ) ) && Character.isUpperCase( buf.charAt( i ) ) && Character.isLowerCase( buf
				.charAt( i + 1 ) ) ) buf.insert( i++, '_' );
		if( excludeColumnList.contains( buf.toString() ) ){
			buf.append( '_' );
		}
		return buf.toString().toUpperCase();

	}

	@Override
	public String collectionTableName( String ownerEntity, String ownerEntityTable, String associatedEntity, String associatedEntityTable,
		String propertyName ) {

		return tableName( ownerEntityTable + '_' + propertyToColumnName( propertyName ) );
	}

	@Override
	public String joinKeyColumnName( String joinedColumn, String joinedTable ) {

		return columnName( joinedColumn );
	}

	@Override
	public String foreignKeyColumnName( String propertyName, String propertyEntityName, String propertyTableName, String referencedColumnName ) {

		String header = propertyName == null ? propertyTableName : StringHelper.unqualify( propertyName );
		if( header == null ) throw new AssertionFailure( "NamingStrategy not properly filled" );
		else return columnName( header );
	}

	@Override
	public String logicalColumnName( String columnName, String propertyName ) {

		return StringHelper.isNotEmpty( columnName ) ? columnName : StringHelper.unqualify( propertyName );
	}

	@Override
	public String logicalCollectionTableName( String tableName, String ownerEntityTable, String associatedEntityTable, String propertyName ) {

		if( tableName != null ) return tableName;
		else return ownerEntityTable + "_" + ( associatedEntityTable == null ? StringHelper.unqualify( propertyName ) : associatedEntityTable );
	}

	@Override
	public String logicalCollectionColumnName( String columnName, String propertyName, String referencedColumn ) {

		return StringHelper.isNotEmpty( columnName ) ? columnName : StringHelper.unqualify( propertyName ) + "_" + referencedColumn;
	}

	public static final NamingStrategy INSTANCE = new ImprovedNamingStrategy();

	private static final List<String> excludeColumnList = Arrays.asList( new String[]{
		"ACCESS",
		"AUDIT",
		"COMPRESS",
		"DESC",
		"ADD",
		"BETWEEN",
		"CONNECT",
		"DISTINCT",
		"ALL",
		"BY",
		"CREATE",
		"DROP",
		"ALTER",
		"CHAR",
		"CURRENT",
		"ELSE",
		"AND",
		"CHECK",
		"DATE",
		"EXCLUSIVE",
		"ANY",
		"CLUSTER",
		"DECIMAL",
		"EXISTS",
		"AS",
		"COLUMN",
		"DEFAULT",
		"FILE",
		"ASC",
		"COMMENT",
		"DELETE",
		"FLOAT",
		"FOR",
		"LONG",
		"PCTFREE",
		"SUCCESSFUL",
		"FROM",
		"MAXEXTENTS",
		"PRIOR",
		"SYNONYM",
		"GRANT",
		"MINUS",
		"PRIVILEGES",
		"SYSDATE",
		"GROUP",
		"MODE",
		"PUBLIC",
		"TABLE",
		"HAVING",
		"MODIFY",
		"RAW",
		"THEN",
		"IDENTIFIED",
		"NETWORK",
		"RENAME",
		"TO",
		"IMMEDIATE",
		"NOAUDIT",
		"RESOURCE",
		"TRIGGER",
		"IN",
		"NOCOMPRESS",
		"REVOKE",
		"UID",
		"INCREMENT",
		"NOT",
		"ROW",
		"UNION",
		"INDEX",
		"NOWAIT",
		"ROWID",
		"UNIQUE",
		"INITIAL",
		"NULL",
		"ROWNUM",
		"UPDATE",
		"INSERT",
		"NUMBER",
		"ROWS",
		"USER",
		"INTEGER",
		"OF",
		"SELECT",
		"VALIDATE",
		"INTERSECT",
		"OFFLINE",
		"SESSION",
		"VALUES",
		"INTO",
		"ON",
		"SET",
		"VARCHAR",
		"IS",
		"ONLINESHARE",
		"VARCHAR2",
		"LEVEL",
		"OPTION",
		"SIZE",
		"VIEW",
		"LIKE",
		"OR",
		"SMALLINT",
		"WHENEVER",
		"LOCK",
		"ORDER",
		"START",
		"WHERE",
		"WITH" } );

}

 

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