[256624] [UI] Create a Commit History ViewPart drops/I20121005-0745

https://bugs.eclipse.org/bugs/show_bug.cgi?id=256624

1 files changed, 39 insertions, 0 deletions

diff --git a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/collection/PredicateIterator.java b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/collection/PredicateIterator.java
new file mode 100644
index 0000000000..2a4b1a90d7
--- /dev/null
+++ b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/collection/PredicateIterator.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ */
+package org.eclipse.net4j.util.collection;
+
+import java.util.Iterator;
+
+/**
+ * @author Eike Stepper
+ * @since 3.3
+ */
+public class PredicateIterator<T> extends AbstractFilteredIterator<T>
+{
+  private final Predicate<? super T> predicate;
+
+  public PredicateIterator(Iterator<T> delegate, Predicate<? super T> predicate)
+  {
+    super(delegate);
+    this.predicate = predicate;
+  }
+
+  public Predicate<? super T> getPredicate()
+  {
+    return predicate;
+  }
+
+  @Override
+  protected boolean isValid(T element)
+  {
+    return predicate.apply(element);
+  }
+}