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package com.github.lontime.extspring.impl.copper.audit;

import java.sql.Connection;
import java.util.Arrays;
import java.util.List;

import org.slf4j.Logger;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.support.DefaultTransactionDefinition;

import com.github.lontime.extspring.impl.copper.SpringTransaction;
import org.copperengine.core.CopperRuntimeException;
import org.copperengine.core.audit.AbstractAuditTrail;
import org.copperengine.core.audit.AuditTrailEvent;
import org.copperengine.core.audit.BatchInsertIntoAutoTrail.Command;
import org.copperengine.core.audit.BatchInsertIntoAutoTrail.Executor;
import org.copperengine.core.batcher.BatchCommand;
import org.copperengine.core.batcher.NullCallback;

/**
 * SpringTxnAuditTrail.
 * @author lontime
 * @since 1.0
 */
public class SpringTxnAuditTrail extends AbstractAuditTrail {

    private static final Logger logger = org.slf4j.LoggerFactory.getLogger(SpringTxnAuditTrail.class);

    private PlatformTransactionManager transactionManager;

    public void setTransactionManager(PlatformTransactionManager transactionManager) {
        this.transactionManager = transactionManager;
    }

    @Override
    public void synchLog(final AuditTrailEvent e) {
        if (isEnabled(e.getLogLevel())) {
            logger.debug("doLog({})", e);
            e.setMessage(messagePostProcessor.serialize(e.getMessage()));
            try {
                new SpringTransaction() {
                    @Override
                    protected void execute(Connection con) throws Exception {
                        @SuppressWarnings("unchecked")
                        BatchCommand cmd = createBatchCommand(e, true, NullCallback.instance);
                        List> cmdList = Arrays.asList(cmd);
                        cmd.executor().doExec(cmdList, con);
                    }
                }.run(transactionManager, getDataSource(), createTransactionDefinition());
            } catch (RuntimeException ex) {
                throw ex;
            } catch (Exception ex) {
                throw new CopperRuntimeException(ex);
            }
        }
    }

    protected TransactionDefinition createTransactionDefinition() {
        return new DefaultTransactionDefinition();
    }

}