/*
 * Copyright (C) 2011 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.common.base.Objects;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSortedMap;

import java.util.Map;

/**
 * A single "premise" for making benchmark measurements: which class and method to invoke, which VM
 * to use, which choices for user parameters and vmArguments to fill in. A caliper run will compute
 * all possible scenarios using {@link FullCartesianScenarioSelection}, and will run one or more
 * trials of each.
 */
public final class Scenario {
  private final BenchmarkMethod benchmarkMethod;
  private final VirtualMachine vm;
  private final ImmutableSortedMap<String, String> userParameters;
  private final ImmutableSortedMap<String, String> vmArguments;

  public Scenario(
      BenchmarkMethod benchmarkMethod,
      Map<String, String> userParameters,
      Map<String, String> vmArguments,
      VirtualMachine vm) {
    this.benchmarkMethod = benchmarkMethod;
    this.userParameters = ImmutableSortedMap.copyOf(userParameters);
    this.vmArguments = ImmutableSortedMap.copyOf(vmArguments);
    this.vm = vm;
  }

  public BenchmarkMethod benchmarkMethod() {
    return benchmarkMethod;
  }

  public ImmutableSortedMap<String, String> userParameters() {
    return userParameters;
  }

  public VirtualMachine vm() {
    return vm;
  }

  public ImmutableSortedMap<String, String> vmArguments() {
    return vmArguments;
  }

  public ImmutableMap<String, String> asFlattenedMap() {
    ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
    // We know these don't collide, because "benchmark" and "vm" are reserved words, so
    // Parameter.validate() catches them, and because BenchmarkClass.validate() verifies that
    // there's no overlap between userParameters and vmArguments.
    builder.putAll(userParameters)
        .putAll(vmArguments)
        .put("benchmark", benchmarkMethod.name())
        .put("vm", vm.name);
    return builder.build();
  }

  @Override public boolean equals(Object object) {
    if (object instanceof Scenario) {
      Scenario that = (Scenario) object;
      return this.benchmarkMethod.equals(that.benchmarkMethod)
          && this.vm.equals(that.vm)
          && this.userParameters.equals(that.userParameters)
          && this.vmArguments.equals(that.vmArguments);
    }
    return false;
  }

  @Override public int hashCode() {
    return Objects.hashCode(benchmarkMethod, vm, userParameters, vmArguments);
  }

  @Override public String toString() {
    return Objects.toStringHelper(this)
        .add("benchmarkMethod", benchmarkMethod)
        .add("vm", vm)
        .add("userParameters", userParameters)
        .add("vmArguments", vmArguments)
        .toString();
  }
}

@@ -668,55 +668,8 @@
 ts;%0A
-import com.google.common.collect.ImmutableMap;%0A
 impo
@@ -1993,564 +1993,8 @@
  %7D%0A%0A
-  public ImmutableMap%3CString, String%3E asFlattenedMap() %7B%0A    ImmutableMap.Builder%3CString, String%3E builder = ImmutableMap.builder();%0A    // We know these don't collide, because %22benchmark%22 and %22vm%22 are reserved words, so%0A    // Parameter.validate() catches them, and because BenchmarkClass.validate() verifies that%0A    // there's no overlap between userParameters and vmArguments.%0A    builder.putAll(userParameters)%0A        .putAll(vmArguments)%0A        .put(%22benchmark%22, benchmarkMethod.name())%0A        .put(%22vm%22, vm.name);%0A    return builder.build();%0A  %7D%0A%0A
   @O

Remove the unused asFlattenedMap method. ------------- Created by MOE: http://code.google.com/p/moe-java MOE_MIGRATED_REVID=30583407