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tdi-studio-se/main/plugins/org.talend.designer.components.localprovider/components/tJavaDBOutput/tJavaDBOutput_begin.javajet

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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.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"
%>
<%
CodeGeneratorArgument codeGenArgument = (CodeGeneratorArgument) argument;
INode node = (INode)codeGenArgument.getArgument();
String cid = node.getUniqueName();
String frameworkType = ElementParameterParser.getValue(node,"__FRAMEWORK_TYPE__");
String dbname= ElementParameterParser.getValue(node, "__DBNAME__");
String dbhost = ElementParameterParser.getValue(node, "__HOST__");
String dbport = ElementParameterParser.getValue(node, "__PORT__");
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 dbuser= ElementParameterParser.getValue(node, "__USER__");
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 dbRootPath = ElementParameterParser.getValue(node, "__DBPATH__");
boolean isEnableDebug = ("true").equals(ElementParameterParser.getValue(node,"__ENABLE_DEBUG_MODE__"));
boolean isParallelize ="true".equalsIgnoreCase(ElementParameterParser.getValue(node, "__PARALLELIZE__"));
%>
<%
List<IMetadataColumn> columnList = getColumnList(node);
List<Column> stmtStructure = null;
if(columnList != null && columnList.size() > 0) {
stmtStructure = getManager(dbmsId, cid).createColumnList(columnList, useFieldOptions, fieldOptions, addCols);
}
%>
<%
if(("UPDATE").equals(dataAction) || ("INSERT_OR_UPDATE").equals(dataAction) || ("UPDATE_OR_INSERT").equals(dataAction)) {
int updateKeyCount = 0;
if(stmtStructure != null) {
for(Column column : stmtStructure) {
if(column.isUpdateKey()) {
updateKeyCount++;
}
}
%>
int updateKeyCount_<%=cid%> = <%=updateKeyCount%>;
if(updateKeyCount_<%=cid%> < 1) {
throw new RuntimeException("For update, Schema must have a key");
}
<%
}
} else if(("DELETE").equals(dataAction)) {
int deleteKeyCount = 0;
if(stmtStructure != null) {
for(Column column : stmtStructure) {
if(column.isDeleteKey()) {
deleteKeyCount++;
}
}
%>
int deleteKeyCount_<%=cid%> = <%=deleteKeyCount%>;
if(deleteKeyCount_<%=cid%> < 1) {
throw new RuntimeException("For delete, Schema must have a key");
}
<%
}
}
%>
String jdbcDriver_<%=cid%> = null;
String url_<%=cid%> = null;
<%
if(("EMBEDED").equals(frameworkType)) {
%>
jdbcDriver_<%=cid%> = "org.apache.derby.jdbc.EmbeddedDriver";
url_<%=cid%> = "jdbc:derby:" + <%=dbname%>;
//set the root path of the database
System.setProperty("derby.system.home",<%=dbRootPath%>);
<%
} else {
if(("JCCJDBC").equals(frameworkType)) {
%>
jdbcDriver_<%=cid%> = "com.ibm.db2.jcc.DB2Driver";
url_<%=cid%> = "jdbc:derby:net://" + <%=dbhost%> + ":" + <%=dbport%> + "/" + <%=dbname%>;
<%
} else {
%>
jdbcDriver_<%=cid%> = "org.apache.derby.jdbc.ClientDriver";
url_<%=cid%> = "jdbc:derby://" + <%=dbhost%> + ":" + <%=dbport%> + "/" + <%=dbname%>;
<%
}
%>
<%
String connectionFlag = ElementParameterParser.getValue(node, "__CONNECTION_FLAG__");
if(("false").equals(connectionFlag)) {
%>
org.apache.derby.drda.NetworkServerControl serverControl_<%=cid%>;
serverControl_<%=cid%> = new org.apache.derby.drda.NetworkServerControl(java.net.InetAddress.getByName(<%=dbhost%>),Integer.parseInt(<%=dbport%>));
//start server
serverControl_<%=cid%>.start(new java.io.PrintWriter(System.out,true));
boolean isServerUp_<%=cid%> = false;
int timeOut_<%=cid%> = 5;
while(!isServerUp_<%=cid%> && timeOut_<%=cid%> > 0) {
try {
timeOut_<%=cid%>--;
/*
* testing for connection to see if the network server is up and running.
* if server is not ready yet, this method will throw an exception.
*/
serverControl_<%=cid%>.ping();
isServerUp_<%=cid%> = true;
} catch(java.lang.Exception e) {
//Unable to obtain a connection to network server, trying again after 3000 ms.
Thread.currentThread().sleep(3000);
}
}
if(!isServerUp_<%=cid%>) {
/*
* can not obtain a connection to network server.
*/
throw new java.lang.Exception("Can not obtain a connection to network server");
}
//derby network server started.
<%
}
}
%>
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;
String tableName_<%=cid%> = <%=tableName%>;
boolean whetherReject_<%=cid%> = false;
Class.forName(jdbcDriver_<%=cid%>).newInstance();
java.util.Properties properties_<%=cid%> = new java.util.Properties();
properties_<%=cid%>.put("user",<%=dbuser%>);
<%
String passwordFieldName = "__PASS__";
%>
<%@ include file="@{org.talend.designer.components.localprovider}/components/templates/password.javajet"%>
properties_<%=cid%>.put("password",decryptedPassword_<%=cid%>);
java.sql.Connection conn_<%=cid%> = java.sql.DriverManager.getConnection(url_<%=cid%>,properties_<%=cid%>);
resourceMap.put("conn_<%=cid%>", conn_<%=cid%>);
conn_<%=cid%>.setAutoCommit(false);
<%
if(columnList != null && columnList.size() > 0) {
if(!isParallelize && !("NONE").equals(tableAction)) {
Manager manager = getManager(dbmsId, cid);
if(("DROP_CREATE").equals(tableAction)) {
%>
java.sql.Statement stmtDrop_<%=cid%> = conn_<%=cid%>.createStatement();
stmtDrop_<%=cid%>.execute("<%=manager.getDropTableSQL()%>");
java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement();
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%
} else if(("CREATE").equals(tableAction)) {
%>
java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement();
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%
} else if(("CREATE_IF_NOT_EXISTS").equals(tableAction) || ("DROP_IF_EXISTS_AND_CREATE").equals(tableAction)) {
%>
java.sql.DatabaseMetaData dbMetaData_<%=cid%> = conn_<%=cid%>.getMetaData();
java.sql.ResultSet rsTable_<%=cid%> = dbMetaData_<%=cid%>.getTables(null, null, null, new String[]{"TABLE"});
boolean whetherExist_<%=cid%> = false;
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%>) {
java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement();
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
}
<%
} else {
%>
if(whetherExist_<%=cid%>) {
java.sql.Statement stmtDrop_<%=cid%> = conn_<%=cid%>.createStatement();
stmtDrop_<%=cid%>.execute("<%=manager.getDropTableSQL()%>");
}
java.sql.Statement stmtCreate_<%=cid%> = conn_<%=cid%>.createStatement();
stmtCreate_<%=cid%>.execute("<%=manager.getCreateTableSQL(stmtStructure)%>)");
<%
}
} else if(("CLEAR").equals(tableAction)) {
%>
java.sql.Statement stmtClear_<%=cid%> = conn_<%=cid%>.createStatement();
deletedCount_<%=cid%> = deletedCount_<%=cid%> + stmtClear_<%=cid%>.executeUpdate("<%=manager.getDeleteTableSQL()%>");
<%
}
}
Map<String, StringBuilder> actionSQLMap = getManager(dbmsId, cid).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%>);
<%
} 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%>);
<%
} else if (("INSERT_OR_UPDATE").equals(dataAction)) {
%>
java.sql.PreparedStatement pstmt_<%=cid %> = conn_<%=cid%>.prepareStatement("SELECT COUNT(1) FROM \"" + <%=tableName%> + "\" WHERE <%=updateWhereStmt.toString()%>");
String insert_<%=cid%> = "INSERT INTO \"" + <%=tableName%> + "\" (<%=insertColName.toString()%>) VALUES (<%=insertValueStmt.toString()%>)";
java.sql.PreparedStatement pstmtInsert_<%=cid %> = conn_<%=cid%>.prepareStatement(insert_<%=cid%>);
String update_<%=cid%> = "UPDATE \"" + <%=tableName%> + "\" SET <%=updateSetStmt.toString()%> WHERE <%=updateWhereStmt.toString()%>";
java.sql.PreparedStatement pstmtUpdate_<%=cid %> = conn_<%=cid%>.prepareStatement(update_<%=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%>);
String insert_<%=cid%> = "INSERT INTO \"" + <%=tableName%> + "\" (<%=insertColName.toString()%>) VALUES (<%=insertValueStmt.toString()%>)";
java.sql.PreparedStatement pstmtInsert_<%=cid %> = conn_<%=cid%>.prepareStatement(insert_<%=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%>);
<%
}
if(isEnableDebug) {
%>
StringBuffer query_<%=cid%> = null;
<%@ include file="../templates/DB/Output/splitSQLForAllDBInBegin.javajet" %>
<%
}
if(!("").equals(commitEvery) && !("0").equals(commitEvery)) {
%>
int commitEvery_<%=cid%> = <%=commitEvery%>;
int commitCounter_<%=cid%> = 0;
<%
}
}
%>