org.noear.wood.Trans Maven / Gradle / Ivy
package org.noear.wood;
import org.noear.wood.ext.Act0Ex;
import org.noear.wood.utils.ThrowableUtils;
import java.sql.SQLException;
/**
* @author noear 2020/12/27 created
*/
public class Trans {
/**
* 开始事务（如果当前有，则加入；否则新起事务）
*/
public static DbTran tran(Act0Ex handler) throws SQLException {
DbTran tran = DbTranUtil.current();
if (tran == null) {
return new DbTran().execute(handler);
} else {
try {
handler.run();
} catch (Throwable ex) {
ex = ThrowableUtils.throwableUnwrap(ex);
if (ex instanceof SQLException) {
throw (SQLException) ex;
} else if (ex instanceof RuntimeException) {
throw (RuntimeException) ex;
} else {
throw new RuntimeException(ex);
}
}
return tran;
}
}
/**
* 开始一个新的事务
*/
public static DbTran tranNew(Act0Ex handler) throws SQLException {
return new DbTran().execute(handler);
}
/**
* 以非事务方式运行（如果当有事务，则挂起）
*/
public static void tranNot(Act0Ex handler) throws SQLException {
DbTran tran = DbTranUtil.current();
DbTranUtil.currentRemove();
try {
handler.run();
} catch (Throwable ex) {
ex = ThrowableUtils.throwableUnwrap(ex);
if (ex instanceof SQLException) {
throw (SQLException) ex;
} else if (ex instanceof RuntimeException) {
throw (RuntimeException) ex;
} else {
throw new RuntimeException(ex);
}
} finally {
if (tran != null) {
DbTranUtil.currentSet(tran);
}
}
}
}