/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed 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 com.android.tools.klint.client.api;
import com.android.annotations.NonNull;
import com.android.tools.klint.detector.api.Issue;
import com.google.common.collect.Lists;
import java.util.List;
/**
* Registry which merges many issue registries into one, and presents a unified list
* of issues.
* <p>
* <b>NOTE: This is not a public or final API; if you rely on this be prepared
* to adjust your code for the next tools release.</b>
*/
class CompositeIssueRegistry extends IssueRegistry {
private final List<IssueRegistry> myRegistries;
private List<Issue> myIssues;
public CompositeIssueRegistry(@NonNull List<IssueRegistry> registries) {
myRegistries = registries;
}
@NonNull
@Override
public List<Issue> getIssues() {
if (myIssues == null) {
List<Issue> issues = Lists.newArrayListWithExpectedSize(200);
for (IssueRegistry registry : myRegistries) {
issues.addAll(registry.getIssues());
}
myIssues = issues;
}
return myIssues;
}
}