We’ve been providing several examples so far, most of the examples are being provided weren’t use complex persistent entity states; we are using a primitive data types such (int, String, BigDecimal, Date and etc ..). But what’s happened if you we’ve created an entity whose persistent states are other types (classes). No doubt that it …
JSTL Function fn:indexOf()
The <fn:indexOf()> is a string function of JSTL. This function returns the index within a string of a specified substring. This function is used to get the first occurrence of the substring in the given string. This function takes string type as arguments and returns int type. Syntax of <fn:indexOf()> Tag Example Steps for Execution …
JSTL Function fn:escapeXml()
The <fn:escapeXml()> function is used to escape characters that could be interpreted as XML markup. This is a string function of JSTL. This function also used to replace all characters which have a special meaning in XML. The syntax of<fn:escapeXml()> Tag In this syntax string is of data type “String” it returns a string. Example …
JSTL Function fn:endsWith()
The <fn:endsWith()> function is used for checking the suffix of a string. This function manipulates the string that ends with specific character or string in JSP. Syntax of <fn:endsWith()> Tag In the syntax string and suffix are data type String. It returns the Boolean value. If the input string is tested successfully then the functions …
JSTL Function fn:containsIgnoreCase()
The <fn:containsIgnoreCase()> function is a string function of JSTL. This function is used to check whether the entered string contains the specified substring irrespective of upper case or lower case. This function returns the boolean value. Syntax of Function <fn:containsIgnoreCase()> Example of Function <fn:containsIgnoreCase()> In the above syntax string and substring are of data type …
JSTL Function fn:contains()
The fn: contains() is a string function of JSP Standard Tag Library (JSTL). It is used to specify whether the string contains specified substring or not. If it contains substring, it returns true or else false. Syntax of Function fn: contains() Example Details of the Code <c:out value=”${fn:contains(myjavabeat,java)}”/> tag is used evaluate result of the …
Log4j 2 Example
This tutorial explains how to configure the Log4j 2 in your standalone application. Note that, this example will work only of your application is running as standalone. I will write another post for the web application configuration. The following steps explains how the Log4j 2 library loading the suitable configurations. Log4j will check the system …
Log4j 2 Features
Log4j is the leading Java logging framework released a decade ago. The study shows that there is 4 percent of the total code is related to the logging messages. This gives the impression that a better logging framework is always good for a project performance. Log4j’s last major version 1.0 has been released couple of …