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enhancement #I5XWL2 数据库插件支持脚本的存储

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tangkc
2022-10-29 22:25:10 +08:00
parent 29c8019301
commit 0c0355b8a4
6 changed files with 70 additions and 72 deletions
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22
liteflow-rule-plugin/liteflow-rule-sql/src/main/java/com/yomahub/liteflow/parser/sql/util/JDBCHelper.java
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@@ -7,6 +7,7 @@ import com.yomahub.liteflow.builder.prop.NodePropBean;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import com.yomahub.liteflow.parser.sql.exception.ELSQLException;
import com.yomahub.liteflow.parser.sql.vo.SQLParserVO;
import com.yomahub.liteflow.script.ScriptExecutor;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
@@ -16,6 +17,7 @@ import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.ServiceLoader;
/**
* jdbc 工具类
@@ -107,12 +109,14 @@ public class JDBCHelper {
}
String chains = CollUtil.join(result, StrUtil.CRLF);
String nodes = getScriptNodes();
if (StrUtil.isEmpty(nodes)) {
return StrFormatter.format(XML_PATTERN, StrUtil.EMPTY, chains);
// 根据 SPI 判断是否需要添加 script node 节点
ServiceLoader<ScriptExecutor> loader = ServiceLoader.load(ScriptExecutor.class);
if (loader.iterator().hasNext()) {
String nodes = getScriptNodes();
return StrFormatter.format(XML_PATTERN, StrFormatter.format(NODES_XML_PATTERN, nodes), chains);
}
return StrFormatter.format(XML_PATTERN, StrFormatter.format(NODES_XML_PATTERN, nodes), chains);
return StrFormatter.format(XML_PATTERN, StrUtil.EMPTY, chains);
}
public String getScriptNodes() {
@@ -140,14 +144,6 @@ public class JDBCHelper {
);
try {
conn = getConn();
// 判断表是否存在
// DatabaseMetaData meta = conn.getMetaData();
// String types[] = {"TABLE"};
// rs = meta.getTables(null, null, scriptNodeTableName, types);
// if (!rs.next()) {
// return StrUtil.EMPTY;
// }
stmt = conn.prepareStatement(sqlCmd, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
// 设置游标拉取数量
stmt.setFetchSize(FETCH_SIZE_MAX);
@@ -164,7 +160,7 @@ public class JDBCHelper {
throw new ELSQLException("is not script node type; node id: " + id);
}
result.add(StrFormatter.format(NODE_XML_PATTERN, id, name, type, language));
result.add(StrFormatter.format(NODE_XML_PATTERN, id, name, type, language, data));
}
} catch (Exception e) {
throw new ELSQLException(e.getMessage());