package elte.java2_utikalauz5.lang;

/**
String kezelés.

@link.forrásfájl {@docRoot}/../data/lang/src StringTeszt.java
@link.letöltés {@docRoot}/../data/lang StringTeszt.jar
@since Java Útikalauz programozóknak
*/
public class StringTeszt {
    public static void main(String args[]) {
	String s1 = new String();
	System.out.println("s1 == "+s1);
	String s2 = new String("Almafa");
	System.out.println("s2 == "+s2);
	String s3 = new String("Alma"+"fa"+4+s2);
	System.out.println("s3 == "+s3);
	s2 = "Almafa";
	System.out.println("s2 == "+s2);
	s3 = "Alma"+"fa"+4+s2;
	System.out.println("s3 == "+s3);
	char []karaktertomb={'m', 'e', 'g', 'g', 'y'};
	String s4 = new String(karaktertomb);
	System.out.println("s4 == "+s4);
	String s5 = new String(karaktertomb, 2, 3);
	System.out.println("s5 == "+s5);
	byte []bytetomb = {65, 66, 67, 68, 69};
	String s6 = new String(bytetomb);
	System.out.println("s6 == "+s6);
	try {
	    String s7 = new String(bytetomb, 2, 3, "ISO8859_2");
	    System.out.println("s7 == "+s7);
	} catch (Exception e) {
	    System.out.println("Ismeretlen kódolás");
	}
	boolean l = false;
	char c = 'x';
	double d = 5.25;
	String s9 = String.valueOf(l) + String.valueOf(c) + String.valueOf(d);
	System.out.println("s9 == "+s9);
	char []karaktertomb2={'c', 's', 'e', 'r', 'e', 's', 'z', 'n', 'y', 'e'};
	String s11 = String.valueOf(karaktertomb2);
	System.out.println("s11 == "+s11);
	String s12 = String.valueOf(karaktertomb2, 2, 5);
	System.out.println("s12 == "+s12);
	String s13 = String.copyValueOf(karaktertomb2);
	System.out.println("s13 == "+s13);
	String s14 = String.copyValueOf(karaktertomb2, 2, 5);
	System.out.println("s14 == "+s14);
	char karaktertomb3[] = new char[10];
	s13.getChars(3, 6, karaktertomb3, 2);
	System.out.print("karaktertomb3 == [");
	for( int ki=0; ki<karaktertomb3.length; ++ki ) {
	    System.out.print(karaktertomb3[ki]+" ");
	}
	System.out.println("]");
	char karaktertomb4[] = s13.toCharArray();
	System.out.print("karaktertomb4 == [");
	for( int ki=0; ki<karaktertomb4.length; ++ki ) {
	    System.out.print(karaktertomb4[ki]+" ");
	}
	System.out.println("]");
	s13 = "zűr";
	byte bytetomb2[], bytetomb3[];
	bytetomb2 = s13.getBytes();
	System.out.print("bytetomb2 == [");
	for( int ki=0; ki<bytetomb2.length; ++ki ) {
	    System.out.print(bytetomb2[ki]+" ");
	}
	System.out.println("]");
	try {
	    bytetomb3 = s13.getBytes("ISO8859_2");
	    System.out.print("bytetomb == [");
	    for( int ki=0; ki<bytetomb3.length; ++ki ) {
		System.out.print(bytetomb3[ki]+" ");
	    }
	    System.out.println("]");
	} catch (Exception e) {
	    System.out.println("Ismeretlen kódolás");
	}
	char cc = s14.charAt(2);
	System.out.println("cc == "+cc);
	boolean b1 = "alma".equals("ALMA");
	System.out.println("b1 == "+b1);
	boolean b2 = "alma".equalsIgnoreCase("ALMA");
	System.out.println("b2 == "+b2);
	int ii = "alma".compareTo("alom");
	System.out.println("ii == "+ii);
	boolean b3 = "almafa".regionMatches(2, "MAFLA", 0, 3);
	System.out.println("b3 == "+b3);
	boolean b4 = "almafa".regionMatches(true, 2, "MAFLA", 0, 3);
	System.out.println("b4 == "+b4);
	int index1 = "kukuriku".indexOf('u');
	System.out.println("index1 == "+index1);
	int index2 = "kukuriku".indexOf('u', 2);
	System.out.println("index2 == "+index2);
	int index3 = "kukuriku".indexOf("ku");
	System.out.println("index3 == "+index3);
	int index4 = "kukuriku".indexOf("ku", 4);
	System.out.println("index4 == "+index4);
	int index5 = "kukuriku".indexOf("kakas");
	System.out.println("index5 == "+index5);
	int index6 = "kukuriku".lastIndexOf('u');
	System.out.println("index6 == "+index6);
	int index7 = "kukuriku".lastIndexOf('u', 2);
	System.out.println("index7 == "+index7);
	int index8 = "kukuriku".lastIndexOf("ku");
	System.out.println("index8 == "+index8);
	int index9 = "kukuriku".lastIndexOf("ku", 2);
	System.out.println("index9 == "+index9);
	int index10 = "kukuriku".lastIndexOf("kakas");
	System.out.println("index10 == "+index10);
	boolean b5 = "alma.txt".endsWith(".txt");
	System.out.println("b5 == "+b5);
	boolean b6 = "alma.txt".startsWith("alma");
	System.out.println("b6 == "+b6);
	boolean b7 = "alma.txt".startsWith("alma", 2);
	System.out.println("b7 == "+b7);
	boolean b8 = "cdebabbaaabbfgh".matches("cde[ab]*fgh");
	System.out.println("b8 == "+b8);
	boolean b9 = "cdebabbdaabbfgh".matches("cde[ab]*fgh");
	System.out.println("b9 == "+b9);
	String s15 = "Ez egy sztring";
	System.out.println("s15.length() == " + s15.length());
	String s16 = "KiCsI vAgY nAgY";
	String kicsi = s16.toLowerCase();
	System.out.println("kicsi == "+kicsi);
	String nagy = s16.toUpperCase();
	System.out.println("nagy == "+nagy);
	String s17 = "arasz";
	String s18 = s17.replace('a', 'e');
	System.out.println("s18 == "+s18);
	s18 = s17.replaceAll("a", "e");
	System.out.println("s18 == "+s18);
	String s19 = "      a b c    ";
	String s20 = s19.trim();
	System.out.println("s20 == "+s20);
	String s21 = "012345678";
	String s22 = s21.substring(3);
	System.out.println("s22 == "+s22);
	String s23 = s21.substring(3, 7);
	System.out.println("s23 == "+s23);
	String s24 = "egy";
	String s25 = "kettő";
	String s26 = s24.concat(s25);
	System.out.println("s26 == "+s26);
	StringBuilder sb1 = new StringBuilder();
	StringBuilder sb2 = new StringBuilder(9);
	s1 = "Alma";
	StringBuilder sb3 = new StringBuilder(s1);
	int hossz = sb3.length();
	int kapacitas = sb3.capacity();
	System.out.println("sb3 hossza == " + hossz);
	System.out.println("sb3 kapacitása == " + kapacitas);
	sb1.ensureCapacity(20);
	System.out.println("sb1 kapacitása == " + sb1.capacity());
	sb2.ensureCapacity(5);
	System.out.println("sb2 kapacitása == " + sb2.capacity());
	sb3.ensureCapacity(50);
	System.out.println("sb3 kapacitása == " + sb3.capacity());
	d = 3.54;
	int i = 100;
	sb2.append(d).append(i);
	sb2.insert(4, 'x');
	sb2.append(karaktertomb, 1, 3);
	System.out.println("sb2 == "+sb2);
	karaktertomb2 = new char[10];
	sb2.getChars(1, 3, karaktertomb2, 0);
	char regi = sb2.charAt(5);
	sb2.setCharAt(5, 'a');
	char uj = sb2.charAt(5);
	System.out.println("sb2 == "+sb2);
	System.out.println("sb2 kapacitása == " + sb2.capacity());
	sb2.trimToSize();
	System.out.println("sb2 kapacitása == " + sb2.capacity());

    }
}