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TDI-38412:add the to_char method and fix some bug. (#969)

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* TDI-38412:add the to_char method and fix some bug.

* TDI-38412:change the wrong date format.

* TDI-38412:Use StringBuilder to avoid create too many string.
This commit is contained in:
pyzhou
2017-04-26 09:54:46 +08:00
committed by wang wei
parent ea44902865
commit 16e2d06214
2 changed files with 114 additions and 57 deletions
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32
main/plugins/org.talend.librariesmanager/resources/java/routines/TalendDate.java
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@@ -1279,11 +1279,11 @@ public class TalendDate {
*
*/
public static Date TO_DATE(String string, String format) throws ParseException {
String defaultFormat = "MM/DD/yyyy HH:mm:ss.sss";
if (string == null) {
String defaultFormat = "MM/dd/yyyy HH:mm:ss.SSS";
if (StringHandling.isVacant(string)) {
return null;
}
if (format != null) {
if (!StringHandling.isVacant(format)) {
if (format.equals("J")) {
return new Date(Long.parseLong(string));
}
@@ -1321,8 +1321,9 @@ public class TalendDate {
format = format.replaceAll("DDD", "D");// Day of year (001-366,
// including leap years).
format = format.replaceAll("DD", "d");// Day of month (01-31).
format = format.replaceAll("HH24", "zx@i#o%l!");//protect HH24 from HH
format = format.replaceAll("(HH|HH12)", "hh");
format = format.replaceAll("HH24", "HH");
format = format.replaceAll("zx@i#o%l!", "HH");
format = format.replaceAll("MS", "sss");
format = format.replaceAll("MI", "mm");
format = format.replaceAll("SS", "ss");
@@ -1341,7 +1342,7 @@ public class TalendDate {
* {example} ADD_TO_DATE(new Date(1464576463231l), "HH",2) #Mon May 30 12:47:43 CST 2016
*/
public static Date ADD_TO_DATE(Date date, String format, int amount) throws ParseException{
if (date == null || format == null) {
if (date == null || StringHandling.isVacant(format)) {
return null;
}
if (format != null) {
@@ -1404,4 +1405,25 @@ public class TalendDate {
return format;
}
/**
*
* @param date Date/Time datatype. Passes the date values you want to convert to character strings.
* @param format Enter a valid TO_CHAR format string. The format string defines the format of the return value,
* @return String. NULL if a value passed to the function is NULL.
*/
public static String TO_CHAR(Date date, String format) {
if (date == null) {
return null;
}
if(format==null||format.equals("")){
format="MM/DD/YYYY HH24:MI:SS";
}
if("J".equals(format)){
return Long.toString(date.getTime());
}
SimpleDateFormat sdf = new SimpleDateFormat(dateFormatConvert(format));
return sdf.format(date);
}
}