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AxisList.java
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AxisList.java
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/*
* The MIT License
*
* Copyright (c) 2004-2010, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* 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 NONINFRINGEMENT. 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 hudson.matrix;
import com.google.common.base.Function;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.thoughtworks.xstream.XStream;
import hudson.Util;
import hudson.util.RobustCollectionConverter;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.util.*;
/**
* List of {@link Axis}.
*
* @author Kohsuke Kawaguchi
*/
public class AxisList extends ArrayList<Axis> {
public AxisList() {
}
public AxisList(Collection<? extends Axis> c) {
super(c);
}
public AxisList(Axis... c) {
this(Arrays.asList(c));
}
public Axis find(String name) {
for (Axis a : this) {
if(a.getName().equals(name))
return a;
}
return null;
}
/**
* Creates a subset of the list that only contains the type assignable to the specified type.
*/
public AxisList subList(Class<? extends Axis> subType) {
return new AxisList(Util.filter(this,subType));
}
@Override
public boolean add(Axis axis) {
return axis!=null && super.add(axis);
}
/**
* List up all the possible combinations of this list.
*/
public Iterable<Combination> list() {
List<Set<String>> axesList = Lists.newArrayList();
for (Axis axis : this)
axesList.add(new LinkedHashSet<String>(axis.getValues()));
return Iterables.transform(Sets.cartesianProduct(axesList), new Function<List<String>, Combination>() {
public Combination apply(@Nullable List<String> strings) {
assert strings != null;
return new Combination(AxisList.this, strings);
}
});
}
/**
* {@link com.thoughtworks.xstream.converters.Converter} implementation for XStream.
*/
public static final class ConverterImpl extends RobustCollectionConverter {
public ConverterImpl(XStream xs) {
super(xs);
}
@Override
public boolean canConvert(Class type) {
return type==AxisList.class;
}
@Override
protected Object createCollection(Class type) {
return new AxisList();
}
}
}