ADD week 5

2025-03-31 16:33:42 +02:00
parent 86f265f22d
commit bf645048e6
4927 changed files with 544053 additions and 0 deletions
--- a/02-Easy5/E5/sources/kotlin/collections/AbstractIterator.java
+++ b/02-Easy5/E5/sources/kotlin/collections/AbstractIterator.java
@@ -0,0 +1,79 @@
+package kotlin.collections;
+
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+import kotlin.Metadata;
+import kotlin.jvm.internal.markers.KMappedMarker;
+
+/* compiled from: AbstractIterator.kt */
+@Metadata(d1 = {"\u0000$\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010(\n\u0002\b\u0004\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010\u0002\n\u0002\b\u0002\n\u0002\u0010\u000b\n\u0002\b\u0007\b&\u0018\u0000*\u0004\b\u0000\u0010\u00012\b\u0012\u0004\u0012\u0002H\u00010\u0002B\u0005¢\u0006\u0002\u0010\u0003J\b\u0010\b\u001a\u00020\tH$J\b\u0010\n\u001a\u00020\tH\u0004J\t\u0010\u000b\u001a\u00020\fH\u0096\u0002J\u000e\u0010\r\u001a\u00028\u0000H\u0096\u0002¢\u0006\u0002\u0010\u000eJ\u0015\u0010\u000f\u001a\u00020\t2\u0006\u0010\u0010\u001a\u00028\u0000H\u0004¢\u0006\u0002\u0010\u0011J\b\u0010\u0012\u001a\u00020\fH\u0002R\u0012\u0010\u0004\u001a\u0004\u0018\u00018\u0000X\u0082\u000e¢\u0006\u0004\n\u0002\u0010\u0005R\u000e\u0010\u0006\u001a\u00020\u0007X\u0082\u000e¢\u0006\u0002\n\u0000¨\u0006\u0013"}, d2 = {"Lkotlin/collections/AbstractIterator;", "T", "", "()V", "nextValue", "Ljava/lang/Object;", "state", "Lkotlin/collections/State;", "computeNext", "", "done", "hasNext", "", "next", "()Ljava/lang/Object;", "setNext", "value", "(Ljava/lang/Object;)V", "tryToComputeNext", "kotlin-stdlib"}, k = 1, mv = {1, 8, 0}, xi = 48)
+/* loaded from: classes.dex */
+public abstract class AbstractIterator<T> implements Iterator<T>, KMappedMarker {
+    private T nextValue;
+    private State state = State.NotReady;
+
+    /* compiled from: AbstractIterator.kt */
+    @Metadata(k = 3, mv = {1, 8, 0}, xi = 48)
+    public /* synthetic */ class WhenMappings {
+        public static final /* synthetic */ int[] $EnumSwitchMapping$0;
+
+        static {
+            int[] iArr = new int[State.values().length];
+            try {
+                iArr[State.Done.ordinal()] = 1;
+            } catch (NoSuchFieldError unused) {
+            }
+            try {
+                iArr[State.Ready.ordinal()] = 2;
+            } catch (NoSuchFieldError unused2) {
+            }
+            $EnumSwitchMapping$0 = iArr;
+        }
+    }
+
+    protected abstract void computeNext();
+
+    @Override // java.util.Iterator
+    public void remove() {
+        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
+    }
+
+    @Override // java.util.Iterator
+    public boolean hasNext() {
+        if (this.state == State.Failed) {
+            throw new IllegalArgumentException("Failed requirement.".toString());
+        }
+        int i = WhenMappings.$EnumSwitchMapping$0[this.state.ordinal()];
+        if (i == 1) {
+            return false;
+        }
+        if (i != 2) {
+            return tryToComputeNext();
+        }
+        return true;
+    }
+
+    @Override // java.util.Iterator
+    public T next() {
+        if (!hasNext()) {
+            throw new NoSuchElementException();
+        }
+        this.state = State.NotReady;
+        return this.nextValue;
+    }
+
+    private final boolean tryToComputeNext() {
+        this.state = State.Failed;
+        computeNext();
+        return this.state == State.Ready;
+    }
+
+    protected final void setNext(T value) {
+        this.nextValue = value;
+        this.state = State.Ready;
+    }
+
+    protected final void done() {
+        this.state = State.Done;
+    }
+}