org.apache.openjpa.jdbc.meta.strats.ByteArrayValueHandler Maven / Gradle / Ivy
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* 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.openjpa.jdbc.meta.strats;
import org.apache.openjpa.jdbc.identifier.DBIdentifier;
import org.apache.openjpa.jdbc.kernel.JDBCStore;
import org.apache.openjpa.jdbc.meta.JavaSQLTypes;
import org.apache.openjpa.jdbc.meta.ValueMapping;
import org.apache.openjpa.jdbc.schema.Column;
import org.apache.openjpa.jdbc.schema.ColumnIO;
import org.apache.openjpa.jdbc.sql.DBDictionary;
/**
* Handler for byte array values.
*
*/
public class ByteArrayValueHandler
extends AbstractValueHandler {
private static final ByteArrayValueHandler _instance =
new ByteArrayValueHandler();
/**
* Singleton instance.
*/
public static ByteArrayValueHandler getInstance() {
return _instance;
}
/**
* @deprecated
*/
public Column[] map(ValueMapping vm, String name, ColumnIO io,
boolean adapt) {
DBDictionary dict = vm.getMappingRepository().getDBDictionary();
DBIdentifier colName = DBIdentifier.newColumn(name, dict != null ? dict.delimitAll() : false);
return map(vm, colName, io, adapt);
}
public Column[] map(ValueMapping vm, DBIdentifier name, ColumnIO io,
boolean adapt) {
Column col = new Column();
col.setIdentifier(name);
col.setJavaType(JavaSQLTypes.BYTES);
col.setSize(-1);
return new Column[]{ col };
}
public Object toDataStoreValue(ValueMapping vm, Object val,
JDBCStore store) {
return PrimitiveWrapperArrays.toByteArray(val);
}
public Object toObjectValue(ValueMapping vm, Object val) {
return PrimitiveWrapperArrays.toObjectValue(vm, (byte[]) val);
}
}