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tdi-studio-se/main/plugins/org.talend.designer.components.localprovider/components/tSQLiteOutput/tSQLiteOutput_begin.javajet
2022-05-07 15:00:44 +08:00

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<%@ jet
imports="org.talend.designer.codegen.config.CodeGeneratorArgument
org.talend.core.model.process.INode
org.talend.core.model.process.ElementParameterParser
org.talend.core.model.metadata.IMetadataTable
org.talend.core.model.process.IConnection
org.talend.core.model.metadata.MappingTypeRetriever
org.talend.core.model.metadata.MetadataTalendType
java.util.List
java.util.ArrayList
java.util.Map
java.util.HashMap
"
skeleton="../templates/db_output_bulk.skeleton"
%>
<%@ include file="@{org.talend.designer.components.localprovider}/components/templates/Log4j/DBLogUtil.javajet"%>
<%
CodeGeneratorArgument codeGenArgument = (CodeGeneratorArgument) argument;
INode node = (INode)codeGenArgument.getArgument();
String cid = node.getUniqueName();
dbLog = new DBLogUtil(node);
List<Map<String, String>> addCols =
(List<Map<String,String>>)ElementParameterParser.getObjectValue(
node,"__ADD_COLS__" );
boolean useFieldOptions = ("true").equals(ElementParameterParser.getValue(node, "__USE_FIELD_OPTIONS__"));
List<Map<String, String>> fieldOptions = (List<Map<String,String>>)ElementParameterParser.getObjectValue(node, "__FIELD_OPTIONS__");
String dbname= ElementParameterParser.getValue(node, "__DBNAME__");
String useExistingConn = ElementParameterParser.getValue(node,"__USE_EXISTING_CONNECTION__");
String tableName = ElementParameterParser.getValue(node,"__TABLE__");
String dbmsId = ElementParameterParser.getValue(node,"__MAPPING__");
String dataAction = ElementParameterParser.getValue(node,"__DATA_ACTION__");
String tableAction = ElementParameterParser.getValue(node,"__TABLE_ACTION__");
String commitEvery = ElementParameterParser.getValue(node, "__COMMIT_EVERY__");
String javaDbDriver = "org.sqlite.JDBC";
boolean isEnableDebug = ("true").equals(ElementParameterParser.getValue(node,"__ENABLE_DEBUG_MODE__"));
boolean isParallelize ="true".equalsIgnoreCase(ElementParameterParser.getValue(node, "__PARALLELIZE__"));
boolean useBatch = "true".equals(ElementParameterParser.getValue(node, "__USE_BATCH__"));
String batchSize = ElementParameterParser.getValue(node, "__BATCH_SIZE__");
String rejectConnName = null;
List<? extends IConnection> rejectConns = node.getOutgoingConnections("REJECT");
if(rejectConns != null && rejectConns.size() > 0) {
IConnection rejectConn = rejectConns.get(0);
rejectConnName = rejectConn.getName();
}
useBatch = (rejectConnName == null)
&& (
("INSERT").equals(dataAction) || ("UPDATE").equals(dataAction) || ("DELETE").equals(dataAction)
)
&& useBatch;
%>
int nb_line_<%=cid%> = 0;
int nb_line_update_<%=cid%> = 0;
int nb_line_inserted_<%=cid%> = 0;
int nb_line_deleted_<%=cid%> = 0;
int nb_line_rejected_<%=cid%> = 0;
int deletedCount_<%=cid%>=0;
int updatedCount_<%=cid%>=0;
int insertedCount_<%=cid%>=0;
int rowsToCommitCount_<%=cid%>=0;
String tableName_<%=cid%> = <%=tableName%>;
boolean whetherReject_<%=cid%> = false;
<%
if (useBatch) {
%>
int batchSize_<%=cid%> = <%=batchSize%>;
int batchSizeCounter_<%=cid%>=0;
int tmp_batchUpdateCount_<%=cid%> = 0;
<%
}
%>
<%
Manager manager = getManager(dbmsId, cid, node);
List<IMetadataColumn> columnList = getColumnList(node);
List<Column> stmtStructure = null;
if(columnList != null && columnList.size() > 0) {
stmtStructure = manager.createColumnList(columnList, useFieldOptions, fieldOptions, addCols);
}
%>
<%@ include file="@{org.talend.designer.components.localprovider}/components/templates/DB/Output/CheckKeysForUpdateAndDelete.javajet"%>
java.sql.Connection conn_<%=cid%> = null;
<%
if(("true").equals(useExistingConn)) {
String connection = ElementParameterParser.getValue(node,"__CONNECTION__");
String conn = "conn_" + connection;
%>
conn_<%=cid%> = (java.sql.Connection)globalMap.get("<%=conn%>");
<%dbLog.conn().useExistConn("conn_"+cid+".getMetaData().getURL()", null);%>
<%
} else {
%>
<%dbLog.conn().logJDBCDriver(dbLog.str(javaDbDriver));%>
java.lang.Class.forName("<%=javaDbDriver %>");
String url_<%=cid %> = "jdbc:sqlite:"+ "/" + <%=dbname%>;
<%dbLog.conn().connTry(dbLog.var("url"), null);%>
conn_<%=cid%> = java.sql.DriverManager.getConnection(url_<%=cid %>);
<%dbLog.conn().connDone(dbLog.var("url"));%>
resourceMap.put("conn_<%=cid%>", conn_<%=cid%>);
<%
}
if(!("true").equals(useExistingConn)) {
if(!("").equals(commitEvery) && !("0").equals(commitEvery)) {
%>
conn_<%=cid%>.setAutoCommit(false);
int commitEvery_<%=cid%> = <%=commitEvery%>;
int commitCounter_<%=cid%> = 0;
<%
}
}
dbLog.commit().logAutoCommit("conn_"+cid+".getAutoCommit()");
%>
<%
if(columnList != null && columnList.size() > 0) {
if(!isParallelize && !("NONE").equals(tableAction)) {
if(("DROP_CREATE").equals(tableAction)) {
%>
try (java.sql.Statement stmtDrop_<%=cid%> = conn_<%=cid%>.createStatement();
java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().dropTry(dbLog.var("tableName"));%>
stmtDrop_<%=cid%>.execute("<%=manager.getDropTableSQL()%>");
<%dbLog.table().dropDone(dbLog.var("tableName"));%>
<%dbLog.table().createTry(dbLog.var("tableName"));%>
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%dbLog.table().createDone(dbLog.var("tableName"));%>
}
<%
} else if(("CREATE").equals(tableAction)) {
%>
try (java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().createTry(dbLog.var("tableName"));%>
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%dbLog.table().createDone(dbLog.var("tableName"));%>
}
<%
} else if(("CREATE_IF_NOT_EXISTS").equals(tableAction) || ("DROP_IF_EXISTS_AND_CREATE").equals(tableAction)) {
%>
java.sql.DatabaseMetaData dbMetaData_<%=cid%> = conn_<%=cid%>.getMetaData();
boolean whetherExist_<%=cid%> = false;
try (java.sql.ResultSet rsTable_<%=cid%> = dbMetaData_<%=cid%>.getTables(null, null, null, new String[]{"TABLE"})) {
while(rsTable_<%=cid%>.next()) {
String table_<%=cid%> = rsTable_<%=cid%>.getString("TABLE_NAME");
if(table_<%=cid%>.equalsIgnoreCase(<%=tableName%>)) {
whetherExist_<%=cid%> = true;
break;
}
}
}
<%
if(("CREATE_IF_NOT_EXISTS").equals(tableAction)) {
%>
if(!whetherExist_<%=cid%>) {
try (java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().createTry(dbLog.var("tableName"));%>
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%dbLog.table().createDone(dbLog.var("tableName"));%>
}
}
<%
} else {
%>
if(whetherExist_<%=cid%>) {
try (java.sql.Statement stmtDrop_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().dropTry(dbLog.var("tableName"));%>
stmtDrop_<%=cid%>.execute("<%=manager.getDropTableSQL()%>");
<%dbLog.table().dropDone(dbLog.var("tableName"));%>
}
}
try (java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().createTry(dbLog.var("tableName"));%>
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%dbLog.table().createDone(dbLog.var("tableName"));%>
}
<%
}
} else if(("CLEAR").equals(tableAction)) {
%>
try (java.sql.Statement stmtClear_<%=cid%> = conn_<%=cid%>.createStatement()) {
<%dbLog.table().clearTry(dbLog.var("tableName"));%>
deletedCount_<%=cid%> = deletedCount_<%=cid%> + stmtClear_<%=cid%>.executeUpdate("<%=manager.getDeleteTableSQL()%>");
<%dbLog.table().clearDone(dbLog.var("tableName"));%>
}
<%
}
}
Map<String, StringBuilder> actionSQLMap = manager.createProcessSQL(stmtStructure);
StringBuilder insertColName = actionSQLMap.get(INSERT_COLUMN_NAME);
StringBuilder insertValueStmt = actionSQLMap.get(INSERT_VALUE_STMT);
StringBuilder updateSetStmt = actionSQLMap.get(UPDATE_SET_STMT);
StringBuilder updateWhereStmt = actionSQLMap.get(UPDATE_WHERE_STMT);
StringBuilder deleteWhereStmt = actionSQLMap.get(DELETE_WHERE_STMT);
if(("INSERT").equals(dataAction)) {
%>
String insert_<%=cid%> = "INSERT INTO \"" + <%=tableName%> + "\" (<%=insertColName.toString()%>) VALUES (<%=insertValueStmt.toString()%>)";
java.sql.PreparedStatement pstmt_<%=cid %> = conn_<%=cid%>.prepareStatement(insert_<%=cid%>);
resourceMap.put("pstmt_<%=cid %>", pstmt_<%=cid %>);
<%
} else if (("UPDATE").equals(dataAction)) {
%>
String update_<%=cid%> = "UPDATE \"" + <%=tableName%> + "\" SET <%=updateSetStmt.toString()%> WHERE <%=updateWhereStmt.toString()%>";
java.sql.PreparedStatement pstmt_<%=cid %> = conn_<%=cid%>.prepareStatement(update_<%=cid%>);
resourceMap.put("pstmt_<%=cid %>", pstmt_<%=cid %>);
<%
} else if (("INSERT_OR_UPDATE").equals(dataAction)) {
%>
java.sql.PreparedStatement pstmt_<%=cid %> = conn_<%=cid%>.prepareStatement("SELECT COUNT(1) FROM \"" + <%=tableName%> + "\" WHERE <%=updateWhereStmt.toString()%>");
resourceMap.put("pstmt_<%=cid %>", pstmt_<%=cid %>);
String insert_<%=cid%> = "INSERT INTO \"" + <%=tableName%> + "\" (<%=insertColName.toString()%>) VALUES (<%=insertValueStmt.toString()%>)";
java.sql.PreparedStatement pstmtInsert_<%=cid %> = conn_<%=cid%>.prepareStatement(insert_<%=cid%>);
resourceMap.put("pstmtInsert_<%=cid %>", pstmtInsert_<%=cid %>);
String update_<%=cid%> = "UPDATE \"" + <%=tableName%> + "\" SET <%=updateSetStmt.toString()%> WHERE <%=updateWhereStmt.toString()%>";
java.sql.PreparedStatement pstmtUpdate_<%=cid %> = conn_<%=cid%>.prepareStatement(update_<%=cid%>);
resourceMap.put("pstmtUpdate_<%=cid %>", pstmtUpdate_<%=cid %>);
<%
} else if (("UPDATE_OR_INSERT").equals(dataAction)) {
%>
String update_<%=cid%> = "UPDATE \"" + <%=tableName%> + "\" SET <%=updateSetStmt.toString()%> WHERE <%=updateWhereStmt.toString()%>";
java.sql.PreparedStatement pstmtUpdate_<%=cid %> = conn_<%=cid%>.prepareStatement(update_<%=cid%>);
resourceMap.put("pstmtUpdate_<%=cid %>", pstmtUpdate_<%=cid %>);
String insert_<%=cid%> = "INSERT INTO \"" + <%=tableName%> + "\" (<%=insertColName.toString()%>) VALUES (<%=insertValueStmt.toString()%>)";
java.sql.PreparedStatement pstmtInsert_<%=cid %> = conn_<%=cid%>.prepareStatement(insert_<%=cid%>);
resourceMap.put("pstmtInsert_<%=cid %>", pstmtInsert_<%=cid %>);
<%
} else if (("DELETE").equals(dataAction)) {
%>
String delete_<%=cid%> = "DELETE FROM \"" + <%=tableName%> + "\" WHERE <%=deleteWhereStmt.toString()%>";
java.sql.PreparedStatement pstmt_<%=cid %> = conn_<%=cid%>.prepareStatement(delete_<%=cid%>);
resourceMap.put("pstmt_<%=cid %>", pstmt_<%=cid %>);
<%
}
if(isEnableDebug) {
%>
StringBuffer query_<%=cid%> = null;
<%@ include file="../templates/DB/Output/splitSQLForAllDBInBegin.javajet" %>
<%
}
}
%>