/*
 * Copyright 2002-2018 the original author or authors.
 *
 * 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.
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package org.springframework.jca.cci.object;

import java.io.IOException;
import javax.resource.cci.ConnectionFactory;
import javax.resource.cci.InteractionSpec;
import javax.resource.cci.Record;
import javax.resource.cci.RecordFactory;

import org.springframework.dao.DataAccessException;
import org.springframework.dao.DataRetrievalFailureException;
import org.springframework.jca.cci.core.support.CommAreaRecord;

EIS operation object for access to COMMAREA records. Subclass of the generic MappingRecordOperation class.
Author:Thierry Templier
Since:1.2
/** * EIS operation object for access to COMMAREA records. * Subclass of the generic MappingRecordOperation class. * * @author Thierry Templier * @since 1.2 */
public abstract class MappingCommAreaOperation extends MappingRecordOperation {
Create a new MappingCommAreaQuery.
See Also:
/** * Create a new MappingCommAreaQuery. * @see #setConnectionFactory * @see #setInteractionSpec */
public MappingCommAreaOperation() { }
Create a new MappingCommAreaQuery.
Params:
  • connectionFactory – the ConnectionFactory to use to obtain connections
  • interactionSpec – specification to configure the interaction
/** * Create a new MappingCommAreaQuery. * @param connectionFactory the ConnectionFactory to use to obtain connections * @param interactionSpec specification to configure the interaction */
public MappingCommAreaOperation(ConnectionFactory connectionFactory, InteractionSpec interactionSpec) { super(connectionFactory, interactionSpec); } @Override protected final Record createInputRecord(RecordFactory recordFactory, Object inObject) { try { return new CommAreaRecord(objectToBytes(inObject)); } catch (IOException ex) { throw new DataRetrievalFailureException("I/O exception during bytes conversion", ex); } } @Override protected final Object extractOutputData(Record record) throws DataAccessException { CommAreaRecord commAreaRecord = (CommAreaRecord) record; try { return bytesToObject(commAreaRecord.toByteArray()); } catch (IOException ex) { throw new DataRetrievalFailureException("I/O exception during bytes conversion", ex); } }
Method used to convert an object into COMMAREA bytes.
Params:
  • inObject – the input data
Throws:
Returns:the COMMAREA's bytes
/** * Method used to convert an object into COMMAREA bytes. * @param inObject the input data * @return the COMMAREA's bytes * @throws IOException if thrown by I/O methods * @throws DataAccessException if conversion failed */
protected abstract byte[] objectToBytes(Object inObject) throws IOException, DataAccessException;
Method used to convert the COMMAREA's bytes to an object.
Params:
  • bytes – the COMMAREA's bytes
Throws:
Returns:the output data
/** * Method used to convert the COMMAREA's bytes to an object. * @param bytes the COMMAREA's bytes * @return the output data * @throws IOException if thrown by I/O methods * @throws DataAccessException if conversion failed */
protected abstract Object bytesToObject(byte[] bytes) throws IOException, DataAccessException; }