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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.felix.resolver.util;
import java.util.ArrayList;
import java.util.List;
import org.osgi.resource.Capability;
import org.osgi.service.resolver.HostedCapability;
import org.osgi.service.resolver.ResolveContext;
public class ShadowList extends CandidateSelector
{
public static ShadowList createShadowList(CandidateSelector original) {
return new ShadowList(original);
}
private final List<Capability> m_original;
private ShadowList(CandidateSelector original)
{
super(original);
m_original = new ArrayList<Capability>(original.getRemainingCandidates());
}
private ShadowList(CandidateSelector shadow, List<Capability> original)
{
super(shadow);
m_original = original;
}
public ShadowList copy() {
return new ShadowList(this, m_original);
}
public void insertHostedCapability(ResolveContext context, HostedCapability wrappedCapability, HostedCapability toInsertCapability) {
checkModifiable();
int removeIdx = m_original.indexOf(toInsertCapability.getDeclaredCapability());
if (removeIdx != -1)
{
m_original.remove(removeIdx);
unmodifiable.remove(removeIdx);
}
int insertIdx = context.insertHostedCapability(m_original, toInsertCapability);
unmodifiable.add(insertIdx, wrappedCapability);
}
public void replace(Capability origCap, Capability c) {
checkModifiable();
int idx = unmodifiable.indexOf(origCap);
unmodifiable.set(idx, c);
}
}
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