Commit 7b92cf6

JavaZakariaemomedalhouma

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Challenge 20.

finFirst filter method operation on streams.

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	`1`	`+import java.util.List;`
	`2`	`+`
	`3`	`+/**`
	`4`	`+ *`
	`5`	`+ */`
	`6`	`+public class Challenge_20 {`
	`7`	`+`
	`8`	`+ public static void main( String[] args ) {`
	`9`	`+ List<Simpson> list = List.of(new Simpson("Homer", 35),`
	`10`	`+ new Simpson("Margie", 35),`
	`11`	`+ new Simpson("Bart", 10),`
	`12`	`+ new Simpson("Lisa", 8));`
	`13`	`+`
	`14`	`+ list.stream()`
	`15`	`+ .filter(simpson -> simpson.getName().equals("Bart"))`
	`16`	`+ .filter(simpson -> simpson.getAge()>9)`
	`17`	`+ .findFirst();`
	`18`	`+ }`
	`19`	`+`
	`20`	`+ //Homer Margie Bart 10`
	`21`	`+ private static class Simpson {`
	`22`	`+ private String name;`
	`23`	`+ private int age;`
	`24`	`+`
	`25`	`+ public Simpson( String name, int age ) {`
	`26`	`+ this.age=age;`
	`27`	`+ this.name=name;`
	`28`	`+ }`
	`29`	`+`
	`30`	`+ public String getName() {`
	`31`	`+ System.out.println(name);`
	`32`	`+ return name;`
	`33`	`+ }`
	`34`	`+`
	`35`	`+ public int getAge() {`
	`36`	`+ System.out.println(age);`
	`37`	`+ return age;`
	`38`	`+ }`
	`39`	`+ }`
	`40`	`+}`

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