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|
/*-
* ================================================================================
* eCOMP Portal SDK
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ================================================================================
*/
package org.openecomp.portalsdk.analytics.util;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
public class SQLCorrector {
static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SQLCorrector.class);
public String fixSQL(StringBuffer sql) {
int pos = 0;
//int pos_f_select_from = 0;
int pos_f_select_to = 0;
int pos_s_select_from = 0;
int pos_s_select_to = 0;
int pos_dup_select = 0;
int pos_dup_select1 = 0;
int pos_f_format = 0;
int pos_t_format = 0;
int pos_alias_format = 0;
int pos_alias = 0;
String format = "";
String alias = null;
String sql2 = Utils.replaceInString(sql.toString(), "\n", " ");
sql2 = Utils.replaceInString(sql2, "\t", " ");
sql = new StringBuffer(sql2);
if (sql.indexOf("FROM", 2) != -1) {
pos = sql.indexOf("FROM", 2);
pos_f_select_to = sql.indexOf("FROM", 2);
if (sql.indexOf("SELECT", pos)!=-1) {
pos = sql.indexOf("SELECT", pos);
pos_s_select_from = pos;
pos_dup_select1 = pos;
//System.out.println(pos);
if (sql.indexOf("FROM", pos)!=-1) {
pos = sql.indexOf("FROM", pos);
pos_dup_select = sql.lastIndexOf("SELECT",pos);
while(pos_dup_select > pos_dup_select1) {
pos_dup_select1 = pos_dup_select;
pos = sql.indexOf("FROM", pos + 2);
pos_dup_select = sql.lastIndexOf("SELECT",pos);
}
pos_s_select_to = pos;
}
}
}
String o_sql = sql.substring(0, pos_f_select_to-1);
String i_sql = sql.substring(pos_s_select_from, pos_s_select_to-1);
o_sql = o_sql.toUpperCase();
i_sql = i_sql.toUpperCase();
String outer_sql = o_sql.substring(o_sql.indexOf("SELECT")+7);
String inner_sql = i_sql.substring(i_sql.indexOf("SELECT")+7);
logger.debug(EELFLoggerDelegate.debugLogger, ("|"+inner_sql+"|"));
String outer_cols[] = outer_sql.split(",");
//inner_sql = inner_sql.replaceAll(", '", ",'");
String inner_cols[] = inner_sql.split(", ");
inner_cols = removeExtraSpace(inner_cols);
logger.debug(EELFLoggerDelegate.debugLogger, ("*******OuterCols ********"));
printArray(outer_cols);
logger.debug(EELFLoggerDelegate.debugLogger, ("\n*******InnerCols********"));
printArray(inner_cols);
logger.debug(EELFLoggerDelegate.debugLogger, ("\n********Replacing Elements*****"));
ArrayList elements = findSum(outer_cols);
logger.debug(EELFLoggerDelegate.debugLogger, ("In Fix SQL " + elements.size()));
printArrayList(elements);
HashMap elementFormatMap = matchAndGetFormatInInnerCol(elements, inner_cols);
ArrayList outerReplacedCols = replaceOuterCols(elementFormatMap, outer_cols);
String finalSql = generateSQL(outerReplacedCols, sql.toString());
return finalSql;
}
/**
* @param args
*/
public static void main(String[] args) {
SQLCorrector s = new SQLCorrector();
StringBuffer strBuf = new StringBuffer();
strBuf.append("SELECT NULL TOTAL_BILLMONTH, NULL TOTAL_ACCOUNTNUMBER, NULL TOTAL_SECTORCODE, NULL TOTAL_BUSINESS_UNIT_CODE, NULL TOTAL_BILLINGSITEID, NULL TOTAL_SITEADDRESS, NULL TOTAL_SITECITY, NULL TOTAL_SITESTATE, NULL TOTAL_VENDORNAME, NULL TOTAL_INVOICENUMBER, NULL TOTAL_INVOICEDATE, NULL TOTAL_SERVICEDESCRIPTION, SUM(INVOICEAMOUNT) TOTAL_INVOICEAMOUNT FROM (SELECT '2006/09/16 - 2006/10/15' BillMonth, account_number AccountNumber, (select distinct sector_code FROM billing_site where business_unit_code = BU) SectorCode, BU||' - '||(select distinct business_unit_name FROM billing_site where business_unit_code = BU) Business_Unit_Code, Site_ID BillingSiteID, site_address1 SiteAddress, site_city SiteCity, site_state SiteState, Vendor_Site_Name VendorName, invoice_number InvoiceNumber, to_char(invoice_date,'YYYY/MM/DD') InvoiceDate, billing_service_description ServiceDescription, to_char(payment_amount,'9,999,999.99') InvoiceAmount");
strBuf.append(" FROM cis_gm_passthrough ");
strBuf.append(" where ");
strBuf.append(" BU = decode(upper('ALL'), 'ALL', BU, substr('ALL', 1, 3)) ");
strBuf.append(" and BU in (SELECT distinct business_unit_code FROM billing_site where ");
strBuf.append(" sector_code = decode('ALL', 'ALL', sector_code, 'ALL') ");
strBuf.append(" and CHECK_USER_SECURITY(10, 'BUSINESS_UNIT_CODE', business_unit_code)='Y') ");
strBuf.append(" and to_char(bill_cycle_start_date, 'YYYY/MM/DD') = substr('2006/09/16 - 2006/10/15', 1, 10) ");
strBuf.append(" and to_char(bill_cycle_end_date, 'YYYY/MM/DD') = substr('2006/09/16 - 2006/10/15', 14, 10)");
strBuf.append(" order by business_unit_code, sitecity, sitestate, invoicedate, servicedescription ) totalSQL ");
String sql = strBuf.toString();
String fix_sql = s.fixSQL(new StringBuffer(sql.toUpperCase()));
logger.debug(EELFLoggerDelegate.debugLogger, (fix_sql));
// TODO Auto-generated method stub
}
private String[] removeExtraSpace (String[] inner_cols) {
String [] fixed_cols = new String[inner_cols.length];
for (int i = 0; i < inner_cols.length; i++) {
fixed_cols[i] = inner_cols[i].replaceAll(", '", ",'");
}
return fixed_cols;
}
private void printArray (String[] arr) {
logger.debug(EELFLoggerDelegate.debugLogger, (""));
for (int i = 0; i < arr.length; i++) {
System.out.print(arr[i].trim());
if(i<arr.length-1)
logger.debug(EELFLoggerDelegate.debugLogger, (","));
}
}
private void printArrayList (ArrayList arrList) {
logger.debug(EELFLoggerDelegate.debugLogger, (" ArrayList "));
for (int i = 0; i < arrList.size(); i++) {
System.out.print(arrList.get(i));
if(i<arrList.size()-1)
logger.debug(EELFLoggerDelegate.debugLogger, (","));
}
}
private ArrayList findSum (String[] arr ) {
CharSequence inputString = null;
Pattern pattern = null;
Matcher matcher = null;
ArrayList elements = new ArrayList();
boolean b = false;
for (int i = 0; i < arr.length; i++) {
//System.out.print(arr[i].trim());
inputString = arr[i].trim();
//debugLogger.debug(inputString);
//String keyPattern = "/SUM(|AVG|COUNT|STDDEV/";
String keyPattern = "SUM\\(|AVG\\(|COUNT\\(|STDDEV\\(|VARIANCE\\(|SUM \\(|AVG \\(|COUNT \\(|STDDEV \\(|VARIANCE \\(";
pattern = Pattern.compile(keyPattern);
matcher = pattern.matcher(inputString);
b = matcher.find();
//debugLogger.debug(b);
if(b) {
elements.add(arr[i].trim());
}
}
//debugLogger.debug("In Find Sum " + elements.size());
return elements;
}
private HashMap matchAndGetFormatInInnerCol(ArrayList arrList, String[] inner_cols) {
HashMap elementFormat = new HashMap();
String totalElement = null;
String extractedElement = null;
String format = null;
int pos = 0;
//debugLogger.debug("arrList.size() " + arrList.size());
for (int i = 0; i < arrList.size(); i++) {
totalElement = (String) arrList.get(i);
//debugLogger.debug("\nTotalElement " + totalElement);
extractedElement = totalElement.substring(totalElement.indexOf("(")+1, totalElement.indexOf(")") );
for (int j = 0; j < inner_cols.length; j++) {
//debugLogger.debug("Format " + inner_cols[j] + " " + extractedElement);
if(inner_cols[j].lastIndexOf(extractedElement)!=-1) {
if(inner_cols[j].indexOf("999")!=-1 && inner_cols[j].indexOf("TO_CHAR")!=-1) {
pos = inner_cols[j].indexOf("TO_CHAR");
pos = inner_cols[j].lastIndexOf(",'");
if(pos == -1)
pos = inner_cols[j].lastIndexOf(", '");
//debugLogger.debug("Format before " + inner_cols[j] + "\n*** " + pos+ " " + (inner_cols[j].substring(pos+2, inner_cols[j].indexOf("'", pos+2))));
format = inner_cols[j].substring(pos+2, inner_cols[j].indexOf("'", pos+2));
}
}
}
if(format!=null) {
//debugLogger.debug("Match and Get Format In Inner " + totalElement + " " + format);
elementFormat.put(totalElement, format);
}
format = null;
}
return elementFormat;
}
private ArrayList replaceOuterCols (HashMap hashMap, String[] outer_cols) {
Set mapSet = hashMap.entrySet();
String element = "", value = "";
ArrayList finalElements = new ArrayList();
Map.Entry me;
int flag=0;
for (int i = 0; i < outer_cols.length; i++) {
flag = 0;
for (Iterator iter = mapSet.iterator(); iter.hasNext();) {
me=(Map.Entry)iter.next();
element = (String) me.getKey();
value = (String) me.getValue();
//debugLogger.debug("Replace Map entry " + element + " " + value);
//debugLogger.debug("Replace " + outer_cols[i] + " " + element);
if(outer_cols[i].trim().equals(element.trim())) {
flag = 1;
//debugLogger.debug("I am here " + element + " " + value );
finalElements.add(addFormat(element,value));
}
}
if(flag == 0)
finalElements.add(outer_cols[i]);
}
return finalElements;
}
private String addFormat (String element, String value) {
StringBuffer elementBuf = new StringBuffer (element);
StringBuffer finalElement = new StringBuffer("");
String extractedElement = elementBuf.substring(elementBuf.indexOf("(")+1,elementBuf.indexOf(")"));
String alias = elementBuf.substring(elementBuf.lastIndexOf(" ")+1);
String operation = elementBuf.substring(0,elementBuf.indexOf("("));
//debugLogger.debug("Add Format " + alias + " "+ extractedElement);
finalElement.append("TO_CHAR (")
.append(operation)
.append("(TO_NUMBER (")
.append(extractedElement)
.append(",'" + value +"'")
.append(")),'"+value + "') ")
.append(alias);
/* elementBuf.insert(0, "TO_CHAR (");
elementBuf.insert(elementBuf.lastIndexOf(")")+1,value+"')");
debugLogger.debug("FORMAT " + element);
debugLogger.debug("FORMAT BUF " + elementBuf.toString());
debugLogger.debug("Format " + finalElement.toString());
*/
//debugLogger.debug("Final Element " + finalElement.toString());
return finalElement.toString();
}
private String generateSQL( ArrayList outerSql, String sql) {
StringBuffer finalSql = new StringBuffer("SELECT ") ;
for (int i = 0; i < outerSql.size(); i++) {
finalSql.append(outerSql.get(i));
if ( i < outerSql.size()-1 )
finalSql.append(",");
}
finalSql.append(" "+sql.substring(sql.indexOf("FROM")));
logger.debug(EELFLoggerDelegate.debugLogger, (" ---" + finalSql.toString()));
return finalSql.toString();
}
/* public String fixCrosstabSQL1(StringBuffer sql) {
int pos = 0;
int pos_f_format = 0;
int pos_t_format = 0;
int pos_alias = 0;
String format = "";
String alias = null;
if(sql.indexOf("SELECT", 7)!= -1) {
pos = sql.indexOf("SELECT", 7);
if(sql.indexOf("TO_CHAR", pos)!= -1){
pos = sql.indexOf("TO_CHAR", pos);
debugLogger.debug("pos" + pos);
if(sql.indexOf("999",pos)!= -1) {
pos = sql.indexOf("999",pos);
pos_f_format = sql.lastIndexOf(", '", pos);
debugLogger.debug("pos_f_format" + pos_f_format);
if(pos_f_format == -1 || (pos - pos_f_format > 10)) {
pos_f_format = sql.lastIndexOf(",'", pos);
pos_f_format -= 1;
}
pos = pos_f_format;
if(sql.indexOf("')", pos)!= -1) {
pos_t_format = sql.indexOf("')", pos);
debugLogger.debug("pos_t - " + pos_t_format + " " + pos);
if(pos_t_format == -1 || (pos_t_format - pos > 20)) {
pos_t_format = sql.indexOf("' )", pos);
pos_t_format += 3;
}
else if (pos_t_format != -1)
pos_t_format += 2;
format = sql.substring(pos_f_format+3, pos_t_format);
//alias = sql.substring(pos_t_format+3, pos_t_format+6);
pos_alias = sql.indexOf(" ", pos_t_format);
alias = sql.substring(pos_alias+1, pos_alias+4);
}
}
}
if(sql.indexOf(alias)!=-1) {
pos = sql.indexOf(alias);
debugLogger.debug(pos + " " + alias.length()+1 + "\n" + sql);
sql.delete(pos,pos+4);
sql.insert(pos, "TO_NUMBER("+alias+", '"+format+"')),'"+ format + "')");
pos = sql.lastIndexOf("SUM", pos);
if(pos==-1)
pos = sql.lastIndexOf("AVG", pos);
else if (pos==-1)
pos = sql.lastIndexOf("COUNT", pos);
else if (pos == -1)
pos = sql.lastIndexOf("STDDEV", pos);
else if (pos == -1)
pos = sql.lastIndexOf("VARIANCE", pos);
sql.insert(pos, "TO_CHAR (");
}
}
debugLogger.debug("Alias|" + alias + "| Format " + format);
debugLogger.debug(sql.toString());
return sql.toString();
} // FixSQL
*/
}
|
