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Challenge 44.

Predicate<String>, and, or, negate.

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	`1`	`+package challenge41_50;`
	`2`	`+`
	`3`	`+import java.util.function.Predicate;`
	`4`	`+`
	`5`	`+/**`
	`6`	`+ * String`
	`7`	`+ * Predicate<String>`
	`8`	`+ * and, or, negate ---> default implementation in the interface.`
	`9`	`+ * boolean test(String s) should be overridden.`
	`10`	`+ */`
	`11`	`+public class Challenge_44 {`
	`12`	`+ public static void main( String[] args ) {`
	`13`	`+ var newSlay = "---";`
	`14`	`+ var jamesShot = "---";`
	`15`	`+`
	`16`	`+ final Predicate<String> pyramidHeadAttack = new Predicate<String>() {`
	`17`	`+ @Override`
	`18`	`+ public boolean test( String s ) {`
	`19`	`+ return newSlay == new String(s).intern();`
	`20`	`+ } //true`
	`21`	`+ }.and(new PyramidHead()) //&& false`
	`22`	`+ .or(james->james.equals(jamesShot)) //\|\|true`
	`23`	`+ .negate(); //!true--> false`
	`24`	`+ System.out.println(pyramidHeadAttack.test("---"));`
	`25`	`+`
	`26`	`+ }`
	`27`	`+`
	`28`	`+ static class PyramidHead implements Predicate<String> {`
	`29`	`+ @Override`
	`30`	`+ public boolean test( String s ) {`
	`31`	`+ return s.equals("--!");`
	`32`	`+ }`
	`33`	`+ }`
	`34`	`+}`

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