/testability-explorer/src/main/java/com/google/test/metric/report/PropertiesReportGenerator.java

 1/*
 2 * Copyright 2007 Google Inc.
 3 *
 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 5 * use this file except in compliance with the License. You may obtain a copy of
 6 * the License at
 7 *
 8 * http://www.apache.org/licenses/LICENSE-2.0
 9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16package com.google.test.metric.report;
17
18import java.io.IOException;
19import java.io.OutputStream;
20import java.util.Properties;
21
22import com.google.test.metric.ClassCost;
23import com.google.test.metric.CostModel;
24
25/**
26 * Write out the classes and their metrics in a Java properties file format.
27 * @author alexeagle@google.com (Alex Eagle)
28 *
29 */
30public class PropertiesReportGenerator implements ReportGenerator {
31
32  private final Properties properties = new Properties();
33  private final OutputStream out;
34  private final CostModel costModel;
35
36  /**
37   * @param out where the report should be written
38   */
39  public PropertiesReportGenerator(OutputStream out, CostModel costModel) {
40    this.out = out;
41    this.costModel = costModel;
42  }
43
44  public void addClassCost(ClassCost classCost) {
45    properties.setProperty(classCost.getClassName(), String.valueOf(costModel.computeClass(classCost)));
46  }
47
48  public void printFooter() {
49    try {
50      properties.store(out, "Metrics generated by Testability Explorer");
51    } catch (IOException e) {
52      throw new RuntimeException(e);
53    }
54  }
55
56  public void printHeader() {
57    // Nothing to do
58  }
59
60}