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Tomosa Sarkar
2025-07-28 13:56:49 +05:30
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hrmsEjb/wenrgise/common/utility/EnrgiseUtil.java Normal file
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package wenrgise.common.utility;
import java.lang.reflect.Array;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.sql.Timestamp;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import wenrgise.common.exception.EnrgiseApplicationException;
import wenrgise.common.exception.EnrgiseMessageKeyException;
import wenrgise.common.exception.EnrgiseSystemException;
import wenrgise.ejb.common.helper.QueryRow;
import wenrgise.ejb.common.helper.QueryValue;
import wenrgise.ejb.common.utility.DBUtilitiesBean;
public class EnrgiseUtil {
public static void pageArrayCopier(ArrayList oSource, ArrayList oDest, int iSourcePos, int iLength) throws EnrgiseSystemException {
if (oSource == null) {
System.out.println("Source array is null");
throw new EnrgiseSystemException();
}
if (oDest == null) {
System.out.println("Destination array is null");
throw new EnrgiseSystemException();
}
if (iLength < 0) {
System.out.println("Length should be positive");
return;
}
if (oSource.size() < iSourcePos + iLength) {
System.out.println("The source array is out of range");
return;
}
oDest.clear();
for (int iIndex = iSourcePos; iIndex < iSourcePos + iLength; iIndex++)
oDest.add(oSource.get(iIndex));
}
public static ArrayList addToList(ArrayList oList, Object[] obj) {
for (int i = 0; i < obj.length; i++)
oList.add(obj[i]);
return oList;
}
public static boolean checkString(String oInputString) {
if (oInputString == null)
return false;
String oString = new String(oInputString);
oString = oString.trim();
if (oString.equals(""))
return false;
return true;
}
public static int compareDates(DateFormat dateFormat, String sOrigDate, String sRefDate) throws EnrgiseSystemException {
if (!checkString(sOrigDate) || !checkString(sRefDate))
return -2;
if (null == dateFormat) {
dateFormat = DateFormat.getDateInstance(2);
dateFormat = new SimpleDateFormat("dd-MMM-yyyy");
}
try {
Date origDate = dateFormat.parse(sOrigDate);
Date refDate = dateFormat.parse(sRefDate);
return compareDates(origDate, refDate);
} catch (ParseException oParEx) {
System.out.println(String.valueOf("Date comparison problem ").concat(String.valueOf(oParEx.getMessage())));
throw new EnrgiseSystemException();
}
}
public static int compareDates(Date origDate, Date refDate) {
if (null == origDate || null == refDate)
return -2;
if (origDate.equals(refDate))
return 0;
if (origDate.before(refDate))
return -1;
return 1;
}
public static int compareWithSysdate(Date origDate) throws EnrgiseSystemException {
return compareDates(origDate, getSysDate());
}
public static int compareWithSysdate(DateFormat dateFormat, String sOrigDate) throws EnrgiseSystemException {
if (!checkString(sOrigDate))
return -2;
if (null == dateFormat)
dateFormat = new SimpleDateFormat("dd-MMM-yyyy");
try {
Date origDate = dateFormat.parse(sOrigDate);
return compareDates(origDate, getSysDate());
} catch (ParseException oParEx) {
System.out.println(String.valueOf("Date comparison problem ").concat(String.valueOf(oParEx.getMessage())));
throw new EnrgiseSystemException();
}
}
public static Date getSysDate() throws EnrgiseSystemException {
Date sysDate = null;
DBUtilitiesBean oBean = new DBUtilitiesBean();
ArrayList oList = oBean.executeQuery("SELECT sysdate FROM dual");
if (null != oList) {
QueryRow oRow = oList.get(0);
QueryValue oValue = oRow.get("sysDate");
return oValue.getDate();
}
return null;
}
public static Object setFieldValue(Object obj, String sItem, String sItemValue) throws EnrgiseSystemException {
try {
Class oClass = obj.getClass();
String sSetterMethod = getSetterMethodName(sItem);
String oStr = new String();
Class[] oCls = { oStr.getClass() };
Method oMethod = oClass.getMethod(sSetterMethod, oCls);
Object[] oParams = { sItemValue };
return oMethod.invoke(obj, oParams);
} catch (NoSuchMethodException oNsEx) {
throw new EnrgiseSystemException(oNsEx);
} catch (IllegalAccessException oIlEx) {
throw new EnrgiseSystemException(oIlEx);
} catch (InvocationTargetException oInEx) {
throw new EnrgiseSystemException(oInEx);
}
}
public static Object getFieldValue(Object obj, String sItem) throws EnrgiseSystemException {
try {
Class oClass = obj.getClass();
String sGetterMethod = getGetterMethodName(sItem);
Method oMethod = oClass.getMethod(sGetterMethod, null);
return oMethod.invoke(obj, null);
} catch (NoSuchMethodException oNsEx) {
throw new EnrgiseSystemException(oNsEx);
} catch (IllegalAccessException oIlEx) {
throw new EnrgiseSystemException(oIlEx);
} catch (InvocationTargetException oInEx) {
throw new EnrgiseSystemException(oInEx);
}
}
public static String getGetterMethodName(String sItem) {
String sFirstString = sItem.substring(0, 1);
String sRestString = sItem.substring(1);
String sFirst = sFirstString.toUpperCase();
return String.valueOf(String.valueOf("get").concat(String.valueOf(sFirst))).concat(String.valueOf(sRestString));
}
public static String getSetterMethodName(String sItem) {
String sFirstString = sItem.substring(0, 1);
String sRestString = sItem.substring(1);
String sFirst = sFirstString.toUpperCase();
return String.valueOf(String.valueOf("set").concat(String.valueOf(sFirst))).concat(String.valueOf(sRestString));
}
public static void checkDuplicate(ArrayList oList, String[] sItems, String sFieldKey, ArrayList oExceptionList) throws EnrgiseSystemException {
int index = 0;
Object[] oItemArray = null;
String[] oStatusArray = null;
ArrayList oRowList = new ArrayList();
int iSize = oList.size();
if (sItems != null) {
oItemArray = (Object[])Array.newInstance(Class.forName("java.lang.String"), iSize);
oStatusArray = (String[])Array.newInstance(Class.forName("java.lang.String"), iSize);
} else {
return;
}
if (null != sItems) {
Iterator oIt = oList.iterator();
while (oIt.hasNext()) {
Object obj = oIt.next();
oItemArray[index] = getAllFieldsValue(obj, sItems);
oStatusArray[index++] = (String)getFieldValue(obj, "status");
}
}
for (int iSource = 0; iSource < iSize; iSource++) {
if (null != oItemArray[iSource])
if (null == oStatusArray[iSource] || !oStatusArray[iSource].equals("D"))
for (int iTarget = iSource + 1; iTarget < iSize; iTarget++) {
if (null != oItemArray[iTarget])
if (null == oStatusArray || !oStatusArray[iTarget].equals("D"))
if (compareObject(oItemArray[iSource], oItemArray[iTarget])) {
ArrayList oArgList = new ArrayList();
Integer oRow = new Integer(iSource + 1);
if (null != sFieldKey) {
MessageKey oMessageKey = new MessageKey(sFieldKey);
oArgList.add(oMessageKey);
oArgList.add(oRow);
oExceptionList.add(new EnrgiseMessageKeyException("wenrgise.common.field.combinatonNotUnique", oArgList, "E"));
} else {
oArgList.add(oRow);
oExceptionList.add(new EnrgiseApplicationException("wenrgise.common.duplicatefound", oArgList, "E"));
}
}
}
}
}
public static void checkDuplicate(ArrayList oList, String sItem, String sFieldKey, ArrayList oExceptionList, boolean bCheckStatus) throws EnrgiseSystemException {
int index = 0;
Object[] oItemArray = null;
String[] oStatusArray = null;
if (null == oList)
return;
int iSize = oList.size();
if (null != sItem) {
oItemArray = (Object[])Array.newInstance(sItem.getClass(), iSize);
if (bCheckStatus)
oStatusArray = (String[])Array.newInstance(sItem.getClass(), iSize);
} else {
oItemArray = (Object[])Array.newInstance(oList.get(0).getClass(), iSize);
}
Iterator oIt = oList.iterator();
while (oIt.hasNext()) {
Object obj = oIt.next();
if (null != sItem) {
oItemArray[index] = getFieldValue(obj, sItem);
oStatusArray[index++] = (String)getFieldValue(obj, "status");
continue;
}
oItemArray[index++] = obj;
}
for (int iSource = 0; iSource < iSize; iSource++) {
if (null != oItemArray[iSource])
if (null == oStatusArray[iSource] || !oStatusArray[iSource].equals("D"))
for (int iTarget = iSource + 1; iTarget < iSize; iTarget++) {
if (null != oItemArray[iTarget])
if (null == oStatusArray || !oStatusArray[iTarget].equals("D"))
if (compareObject(oItemArray[iSource], oItemArray[iTarget])) {
ArrayList oArgList = new ArrayList();
Integer oRow = new Integer(iSource + 1);
if (null != sFieldKey) {
MessageKey oMessageKey = new MessageKey(sFieldKey);
oArgList.add(oMessageKey);
oArgList.add(oRow);
oExceptionList.add(new EnrgiseMessageKeyException("wenrgise.common.field.duplicatefound", oArgList, "E"));
} else {
oArgList.add(oRow);
oExceptionList.add(new EnrgiseApplicationException("wenrgise.common.duplicatefound", oArgList, "E"));
}
}
}
}
}
private static String getAllFieldsValue(Object obj, String[] sItems) throws EnrgiseSystemException {
String sValues = " ";
for (int i = 0; i < sItems.length; i++) {
String sValue = (String)getFieldValue(obj, sItems[i]);
if (null != sValue)
sValues = String.valueOf(sValues).concat(String.valueOf(sValue.trim()));
}
return sValues.trim();
}
private static boolean compareObject(Object oSource, Object oTarget) {
if (oSource.getClass().getName().equals("java.lang.String")) {
String sSource = ((String)oSource).trim();
String sTarget = ((String)oTarget).trim();
if (sSource.equalsIgnoreCase(sTarget))
return true;
} else if (oSource.equals(oTarget)) {
return true;
}
return false;
}
public static Timestamp convertToSqlDate(String sDate) throws EnrgiseSystemException {
if (!checkString(sDate))
return null;
DateFormat dateFormat = new SimpleDateFormat("dd-MMM-yyyy");
try {
Date oDate = dateFormat.parse(sDate);
return new Timestamp(oDate.getTime());
} catch (ParseException oParEx) {
System.out.println(String.valueOf("Date comparison problem ").concat(String.valueOf(oParEx.getMessage())));
throw new EnrgiseSystemException();
}
}
public static String convertToString(Date oDate) {
return (null != oDate) ? (new SimpleDateFormat("dd-MMM-yyyy")).format(oDate) : null;
}
public static boolean checkNumber(String sInputValue, int iScale, int iPrecision, String sSign) {
String sLeft = null;
String sRight = null;
boolean bDecimal = false;
if (checkString(sInputValue)) {
String sVal = sInputValue.trim();
int iDecimalIndex = sVal.indexOf(".");
if (iDecimalIndex != -1) {
sLeft = sVal.substring(0, iDecimalIndex);
sRight = sVal.substring(iDecimalIndex + 1);
} else {
sLeft = sVal;
}
if (!sLeft.startsWith("+") && !sLeft.startsWith("-"))
sLeft = String.valueOf("+").concat(String.valueOf(sLeft));
if (iPrecision == 0 && iScale == 0)
return false;
try {
if (iPrecision == 0) {
long lVal = Long.parseLong(sVal);
if (sLeft.length() <= iScale + 1) {
if (Double.parseDouble(sLeft) == false && (sSign.equals("N") || sSign.equals("P")))
return false;
} else {
return false;
}
} else {
double d = Double.parseDouble(sVal);
}
} catch (NumberFormatException oNumEx) {
return false;
}
if (sLeft.length() > iScale + 1)
return false;
if (null != sRight)
if (sRight.length() > iPrecision)
return false;
if (null != sSign) {
if (sSign.equals("N") && !sLeft.startsWith("-"))
return false;
if (sSign.equals("P") && !sLeft.startsWith("+"))
return false;
if (sSign.equals("NN") && sLeft.startsWith("-"))
return false;
if (sSign.equals("NP") && sLeft.startsWith("+"))
return false;
}
}
return true;
}
}