| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.idea.blaze.base.scope.scopes; |
| |
| import com.google.common.collect.Lists; |
| import com.google.idea.blaze.base.scope.BlazeContext; |
| import com.google.idea.blaze.base.scope.BlazeScope; |
| import com.google.idea.blaze.base.scope.OutputSink; |
| import com.google.idea.blaze.base.scope.output.PerformanceWarning; |
| import com.google.idea.blaze.base.scope.output.PrintOutput; |
| |
| import java.util.List; |
| |
| /** |
| * Shows performance warnings. |
| */ |
| public class PerformanceWarningScope implements BlazeScope, OutputSink<PerformanceWarning> { |
| |
| private final List<PerformanceWarning> outputs = Lists.newArrayList(); |
| |
| @Override |
| public void onScopeBegin(BlazeContext context) { |
| context.addOutputSink(PerformanceWarning.class, this); |
| } |
| |
| @Override |
| public void onScopeEnd(BlazeContext context) { |
| if (outputs.isEmpty()) { |
| return; |
| } |
| context.output(new PrintOutput("\n===== PERFORMANCE WARNINGS =====\n")); |
| context.output(new PrintOutput("Your IDE isn't as fast as it could be.")); |
| context.output(new PrintOutput("You can turn these off via Blaze > Show Performance Warnings.")); |
| context.output(new PrintOutput("")); |
| for (PerformanceWarning output : outputs) { |
| context.output(new PrintOutput(output.text)); |
| } |
| } |
| |
| @Override |
| public Propagation onOutput(PerformanceWarning output) { |
| outputs.add(output); |
| return Propagation.Continue; |
| } |
| } |