Many companies have an on-premise solution that contains master data, customer and product information, and pricing data. Details from SAP ECC system is required when opportunities are won and the sales order is generated.Following are the key reasons why an integration is required with SAP ERP and CRM system −To ... Read More

All exception classes are subtypes of the java.lang.Exception class. The Exception class is a subclass of the Throwable class. Other than the Exception class there is another subclass called Error which is derived from the Throwable class.

After a serialized object has been written into a file, it can be read from the file and Deserialized that is, the type information and bytes that represent the object and its data can be used to recreate the object in memory.Exampleimport java.io.*; public class DeserializeDemo {    public ... Read More

File class provides various methods to perform respective file operations.canRead(): This method tests whether the application can read the file denoted by this abstract pathname. It returns true if and only if the file specified by this abstract pathname exists and can be read by the application; false otherwise.canWrite(): This ... Read More

While creating a thread class we must override the run() method of the Thread class. This method provides an entry point for the thread and you will put your complete business logic inside this method.Exampleclass ThreadDemo extends Thread {    private String threadName;    ThreadDemo( String name) {   ... Read More

As per my understanding,  the only way to get the MQ jar files or the MQ C/C++ library files onto a system is by installing any of the below:Using WebSphere MQ product orUsing WebSphere MQ Client SupportPacsYou can find jar file under WebSphere MQ V7.0 Clients SupportPacks. The install files ... Read More

The equals(int[] a, int[] a2) method of java.util.Arrays returns true if the two specified arrays of integers are equal to one another. Two arrays are equal if they contain the same elements in the same order. Two array references are considered equal if both are null.Exampleimport java.util.Arrays; public class ArrayDemo {   ... Read More

The java.util.Arrays.sort(Object[] a, int fromIndex, int toIndex) method sorts the specified range of the specified array of objects into ascending order, according to the natural ordering of its elements. The range to be sorted extends from index fromIndex, inclusive, to index toIndex, exclusive.Exampleimport java.util.Arrays; public class ArrayDemo {   ... Read More

The file class provides a method named exists() which returns true if the file specified in the current file object exists.ExampleLive Demoimport java.io.File; public class FileHandling {    public static void main(String args[]) {       File file = new File("samplefile");       if(file.exists()) {   ... Read More

To sort an array in Java, you need to compare each element of the array to all the remaining elements and verify whether it is greater if so swap them.One solution to do so you need to use two loops (nested) where the inner loop starts with i+1 (where i ... Read More