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public boolean equals(Object anObject)

public class Test {
    public static void main(String args[]) {
        String Str1 = new String("tutorialpro");
        String Str2 = Str1;
        String Str3 = new String("tutorialpro");
        boolean retVal;

        retVal = Str1.equals(Str2);
        System.out.println("Return Value = " + retVal);

        retVal = Str1.equals(Str3);
        System.out.println("Return Value = " + retVal);
    }
}

Return Value = true
Return Value = true

String s1 = "Hello";              // Directly created String
String s2 = "Hello";              // Directly created String
String s3 = s1;                   // Same reference
String s4 = new String("Hello");  // Object created String
String s5 = new String("Hello");  // Object created String

s1 == s1;         // true, same reference
s1 == s2;         // true, s1 and s2 are in the common pool, same reference
s1 == s3;         // true, s3 has the same reference as s1
s1 == s4;         // false, different reference addresses
s4 == s5;         // false, different reference addresses in the heap

s1.equals(s3);    // true, same content
s1.equals(s4);    // true, same content
s4.equals(s5);    // true, same content