/*
* Copyright (C) 2012 Google Inc.
*
* 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.caliper.runner;
import com.google.caliper.config.CaliperConfig;
import com.google.caliper.config.InvalidConfigurationException;
import com.google.caliper.config.VmConfig;
import com.google.caliper.options.CaliperOptions;
import com.google.common.collect.ImmutableSet;
import com.google.inject.AbstractModule;
import com.google.inject.Provides;
/**
* A Guice module that configures bindings common to all {@link CaliperRun} implementations. Callers
* shouldn't install this directly. Use either {@link PerflabInfoRunnerModule} or
* {@link ExperimentingRunnerModule}.
*/
// TODO(gak): throwing providers for all of the things that throw
final class RunnerModule extends AbstractModule {
@Override protected void configure() {
requireBinding(CaliperOptions.class);
requireBinding(CaliperConfig.class);
}
@Provides ImmutableSet<VirtualMachine> provideVirtualMachines(CaliperOptions options,
CaliperConfig config) throws InvalidConfigurationException {
ImmutableSet<String> vmNames = options.vmNames();
ImmutableSet.Builder<VirtualMachine> builder = ImmutableSet.builder();
if (vmNames.isEmpty()) {
builder.add(new VirtualMachine("default", config.getDefaultVmConfig()));
} else {
for (String vmName : vmNames) {
VmConfig vmConfig = config.getVmConfig(vmName);
builder.add(new VirtualMachine(vmName, vmConfig));
}
}
return builder.build();
}
}