/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* Various convenient {@link Iterator} implementations.
* @author Kohsuke Kawaguchi
*/
public class Iterators {
public final void remove() {
throw new UnsupportedOperationException();
}
}
// we need to run on JDK 1.4
return EMPTY;
}
}
/**
* {@link Iterator} that returns a single (or no) value.
*/
private T next;
}
public boolean hasNext() {
}
public T next() {
T r = next;
return r;
}
}
/**
* {@link Iterator} that wraps another {@link Iterator} and changes its type.
*/
}
public boolean hasNext() {
}
public T next() {
}
protected abstract T filter(U u);
}
/**
* For each U, apply U->Iterator<T> function and then iterate all
* the resulting T.
*/
}
public boolean hasNext() {
return false; // nothing more to enumerate
}
return true;
}
public T next() {
}
}
/**
* Filter out objects from another iterator.
*/
private T next;
}
/**
* Return true to retain the value.
*/
public boolean hasNext() {
}
}
public T next() {
T r = next;
return r;
}
}
/**
* Only return unique items.
*/
super(core);
}
}
}
/**
* Union of two iterators.
*/
}
public boolean hasNext() {
}
public T next() {
}
}
/**
* Array iterator.
*/
private final T[] items;
}
public boolean hasNext() {
}
public T next() {
}
}
}