1 files changed, 65 insertions, 0 deletions
diff --git a/hamcrest-library/src/main/java/org/hamcrest/collection/IsCollectionContaining.java b/hamcrest-library/src/main/java/org/hamcrest/collection/IsCollectionContaining.java
new file mode 100644
index 0000000..ba98630
--- /dev/null
+++ b/hamcrest-library/src/main/java/org/hamcrest/collection/IsCollectionContaining.java
@@ -0,0 +1,65 @@
+package org.hamcrest.collection;
+
+import static org.hamcrest.core.AllOf.allOf;
+import org.hamcrest.Description;
+import org.hamcrest.Matcher;
+import org.hamcrest.Factory;
+import org.hamcrest.TypeSafeMatcher;
+import static org.hamcrest.core.IsEqual.equalTo;
+
+import java.util.Collection;
+import java.util.ArrayList;
+
+public class IsCollectionContaining<T> extends TypeSafeMatcher<Iterable<T>> {
+    private final Matcher<? extends T> elementMatcher;
+
+    public IsCollectionContaining(Matcher<? extends T> elementMatcher) {
+        this.elementMatcher = elementMatcher;
+    }
+
+    public boolean matchesSafely(Iterable<T> collection) {
+        for (T item : collection) {
+            if (elementMatcher.matches(item)){
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public void describeTo(Description description) {
+        description
+        	.appendText("a collection containing ")
+        	.appendDescriptionOf(elementMatcher);
+    }
+
+    @Factory
+    public static <T> Matcher<Iterable<T>> hasItem(Matcher<? extends T> elementMatcher) {
+        return new IsCollectionContaining<T>(elementMatcher);
+    }
+
+    @Factory
+    public static <T> Matcher<Iterable<T>> hasItem(T element) {
+        return hasItem(equalTo(element));
+    }
+
+    @Factory
+    public static <T> Matcher<Iterable<T>> hasItems(Matcher<? extends T>... elementMatchers) {
+        Collection<Matcher<? extends Iterable<T>>> all
+                = new ArrayList<Matcher<? extends Iterable<T>>>(elementMatchers.length);
+        for (Matcher<? extends T> elementMatcher : elementMatchers) {
+            all.add(hasItem(elementMatcher));
+        }
+        return allOf(all);
+    }
+
+    @Factory
+    public static <T> Matcher<Iterable<T>> hasItems(T... elements) {
+        Collection<Matcher<? extends Iterable<T>>> all
+                = new ArrayList<Matcher<? extends Iterable<T>>>(elements.length);
+        for (T element : elements) {
+            all.add(hasItem(element));
+        }
+        return allOf(all);
+    }
+
+}