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1 Calling within Static method /* We can call a non static method from a static method but by only through an object of that class. */ class Test1{ public.

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Presentation on theme: "1 Calling within Static method /* We can call a non static method from a static method but by only through an object of that class. */ class Test1{ public."— Presentation transcript:

1 1 Calling within Static method /* We can call a non static method from a static method but by only through an object of that class. */ class Test1{ public static void meth1(){ Test1 t1 = new Test1(); t1.meth2(); Test2 t2 = new Test2(); t2.meth3(); } public void meth2(){ System.out.println("this is meth2"); } public static void main(String [] args){ meth1(); } } class Test2{ public void meth3(){ System.out.println("Inside meth3"); }

2 2 final /* Compute volume for a given mass and generate a table for values of mass = 1.0, 2.0, 3.0, 4.0, 5.0 using a for loop */ class cylinder { public static void main (String args[]) { final double pi = 3.14159; double radius, height, volume; radius = 1.0; height = 2.0; volume = pi * radius * radius * height; System.out.println("Volume is: "+volume); radius = 1.0; height = 2.0; // pi = 3.0; volume = pi * radius * radius * height; System.out.println("Volume is: "+volume); }

3 3 final /* Compute volume for a given mass and generate a table for values of mass = 1.0, 2.0, 3.0, 4.0, 5.0 using a for loop */ class densityTableFor { public static void main (String args[]) { double mass, volume; final double density = 13.6; for(mass = 1.0; mass <=5.0; mass = mass + 1.0){ volume = mass/density; System.out.println("If mass is " + mass + " then the volume is " + volume); } System.out.println(); // density = 13.0; for(mass = 1.0; mass <=2.0; mass = mass + 0.1){ volume = mass/density; System.out.println("If mass is " + mass + " then the volume is " + volume); }

4 4 StringTokenizer import java.util.StringTokenizer; class tokenizerdemo{ public static void main(String arg[]){ ConsoleReader console = new ConsoleReader(System.in); System.out.println("Pls give string input"); String z = console.readLine(); StringTokenizer st1 = new StringTokenizer(z); while (st1.hasMoreTokens()){ String token = st1.nextToken(); System.out.println(token); } StringTokenizer st2 = new StringTokenizer(z); int tokencount = st2.countTokens(); for (int i=0; i { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://images.slideplayer.com/3275928/11/slides/slide_3.jpg", "name": "4 StringTokenizer import java.util.StringTokenizer; class tokenizerdemo{ public static void main(String arg[]){ ConsoleReader console = new ConsoleReader(System.in); System.out.println( Pls give string input ); String z = console.readLine(); StringTokenizer st1 = new StringTokenizer(z); while (st1.hasMoreTokens()){ String token = st1.nextToken(); System.out.println(token); } StringTokenizer st2 = new StringTokenizer(z); int tokencount = st2.countTokens(); for (int i=0; i

5 5 Roots of an equation /* Solve x*x-3x+1=0 x = 1/3(x*x+1) OR x = 3 - 1/x */ public class equation{ public static void main(String args[]){ double error=0.000001; double x1=0.2; //double x1=1.0; //double x1=2.6; //double x1=3.0; double x2=(x1*x1+1)/3; while(Math.abs(x2-x1)>error){ System.out.println(x2); x1=x2; x2=(x1*x1+1)/3; } System.out.println(x1); System.out.println("FIRST LOOP ENDS");

6 6 Roots of an equation /* Solve x*x-3x+1=0 x = 1/3(x*x+1) OR x = 3 - 1/x */ x1=0.2; //x1=1.0; //x1=2.6; //x1=3.0; x2=3-1/x1; while(Math.abs(x2-x1)>error){ System.out.println(x2); x1=x2; x2=3-1/x1; } System.out.println(x1); }

7 7 0.3466666666666667 0.37339259259259255 0.3798073427343393 0.38141787253163995 0.3818265311621874 0.3819304999664496 0.3819569689348741 0.3819637087059721 0.3819654249228069 FIRST LOOP ENDS -2.0 3.5 2.7142857142857144 2.6315789473684212 2.62 2.618320610687023 2.618075801749271 2.61804008908686 2.6180348787749894

8 8 With x1=3.0 3.3333333333333335 4.037037037037037 5.76588934613626 11.41515998396254 43.768625819819896 638.8975353851349 136063.68690706659 6.171108965248081E9 1.2694195286988415E19 5.371419799473296E37 9.617383554057915E74 3.083135547528788E149 3.1685749348118803E298 Infinity FIRST LOOP ENDS 2.6666666666666665 2.625 2.619047619047619 2.618181818181818 2.6180555555555554 2.618037135278515 2.6180344478216817


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