#18: AnyOf

src/main/java/org/cactoos/func/ProcAsFunc.java

@@ -35,9 +35,7 @@
  * <pre> new AllOf(
  *   new TransformedIterable&lt;String&gt;(
  *     Arrays.asList("hello", "world"),
- *     new ConsumerAsFunction(
- *       i -> System.out.println(i)
- *      )
+ *     new ProcAsFunc(i -> System.out.println(i))
  *   )
  * ).asValue();</pre>
  *

src/main/java/org/cactoos/list/AllOf.java

@@ -36,7 +36,7 @@
  * <pre> new AllOf(
  *   new TransformedIterable&lt;String&gt;(
  *     Arrays.asList("hello", "world"),
- *     new Consumer() i -> System.out.println(i)
+ *     new ProcAsFunc(i -> System.out.println(i))
  *   )
  * ).asValue();</pre>
  *

src/main/java/org/cactoos/list/AnyOf.java

@@ -0,0 +1,64 @@
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Yegor Bugayenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package org.cactoos.list;
+
+import org.cactoos.Scalar;
+
+/**
+ * Is {@code true} when any item in the collection is {@code true}.
+ *
+ * <p>There is no thread-safety guarantee.
+ *
+ * @author Yegor Bugayenko ([email protected])
+ * @version $Id$
+ * @since 0.1
+ */
+public final class AnyOf implements Scalar<Boolean> {
+
+    /**
+     * Iterable.
+     */
+    private final Iterable<Boolean> iterable;
+
+    /**
+     * Ctor.
+     * @param src Source iterable
+     */
+    public AnyOf(final Iterable<Boolean> src) {
+        this.iterable = src;
+    }
+
+    @Override
+    public Boolean asValue() {
+        boolean success = false;
+        for (final Boolean item : this.iterable) {
+            if (item) {
+                success = true;
+                break;
+            }
+        }
+        return success;
+    }
+
+}

src/test/java/org/cactoos/list/AnyOfTest.java

@@ -0,0 +1,54 @@
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Yegor Bugayenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package org.cactoos.list;
+
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.Test;
+
+/**
+ * Test case for {@link AnyOf}.
+ * @author Yegor Bugayenko ([email protected])
+ * @version $Id$
+ * @since 0.1
+ */
+public final class AnyOfTest {
+
+    /**
+     * AnyOf can test any item in the list.
+     */
+    @Test
+    public void iteratesList() {
+        MatcherAssert.assertThat(
+            new AnyOf(
+                new TransformedIterable<>(
+                    new ArrayAsIterable<>("a", "file", "is", "corrupt"),
+                    txt -> txt.length() > 2
+                )
+            ).asValue(),
+            Matchers.equalTo(true)
+        );
+    }
+
+}