Java StringBuffer append method Example

/*
   Java StringBuffer append method Example
   This example shows how a value can be appended in to StringBuffer object. 
*/
 
public class JavaStringBufferAppendExample {
 
  public static void main(String[] args) {
 
    /* 
    Java StringBuffer class provides following methods to append various
    primitive values and objects to StringBuffer object.
    */
 
    //StringBuffer append(boolean b) method appends boolean to StringBuffer object
    boolean b = true;
    StringBuffer sb1 =  new StringBuffer("BooelanAppended : ");
    sb1.append(b);
    System.out.println(sb1);
 
    //StringBuffer append(char c) method appends character to StringBuffer object
    char c = 'Y';
    StringBuffer sb2 =  new StringBuffer("CharAppended : ");
    sb2.append(c);
    System.out.println(sb2);
 
    /*StringBuffer append(char[] c) method appends character array 
    to StringBuffer object*/
    char[] c1 = new char[] {'Y','e','s'};
    StringBuffer sb3 =  new StringBuffer("Character Array Appended : ");
    sb3.append(c1);
    System.out.println(sb3);
 
    //StringBuffer append(double d) method appends double to StringBuffer object
    double d = 1.0;
    StringBuffer sb4 =  new StringBuffer("doubleAppended : ");
    sb4.append(d);
    System.out.println(sb4);
 
    //StringBuffer append(float f) method appends float to StringBuffer object
    float f = 1.0f;
    StringBuffer sb5 =  new StringBuffer("floatAppended : ");
    sb5.append(f);
    System.out.println(sb5);
 
    //StringBuffer append(int i) method appends integer to StringBuffer object
    int i = 1;
    StringBuffer sb6 =  new StringBuffer("integerAppended : ");
    sb6.append(i);
    System.out.println(sb6);
 
    //StringBuffer append(long l) method appends long to StringBuffer object
    long l = 1;
    StringBuffer sb7 =  new StringBuffer("longAppended : ");
    sb7.append(l);
    System.out.println(sb7);
 
    //StringBuffer append(Object o) method appends Object to StringBuffer object
    /* NOTE : Objects are first converted to a String and then it is 
    appended to StrinBuffer */
    Object obj = new String("Yes");
    StringBuffer sb8 =  new StringBuffer("ObjectAppended : ");
    sb8.append(obj);
    System.out.println(sb8);
 
    //StringBuffer append(String str) method appends String to StringBuffer object
    String str = new String("Yes");
    StringBuffer sb9 =  new StringBuffer("StringAppended : ");
    sb9.append(str);
    System.out.println(sb9);
 
 
 
  }
}
 
/*
Output Would be
 
BooelanAppended : true
CharAppended : Y
Character Array Appended : Yes
doubleAppended : 1.0
floatAppended : 1.0
integerAppended : 1
longAppended : 1
ObjectAppended : Yes
StringAppended : Yes
 
*/