1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of 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, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.cts.apicoverage; 18 19 import java.io.File; 20 import java.io.IOException; 21 import java.io.InputStream; 22 import java.io.OutputStream; 23 import java.io.PipedInputStream; 24 import java.io.PipedOutputStream; 25 import java.util.List; 26 27 import javax.xml.transform.Transformer; 28 import javax.xml.transform.TransformerException; 29 import javax.xml.transform.TransformerFactory; 30 import javax.xml.transform.stream.StreamResult; 31 import javax.xml.transform.stream.StreamSource; 32 33 /** 34 * Class that outputs an HTML report of the {@link ApiCoverage} collected. It is the XML report 35 * transformed into HTML. 36 */ 37 class HtmlReport { 38 39 public static void printHtmlReport(final List<File> testApks, final ApiCoverage apiCoverage, 40 final String packageFilter, final String reportTitle, final OutputStream out) 41 throws IOException, TransformerException { 42 final PipedOutputStream xmlOut = new PipedOutputStream(); 43 final PipedInputStream xmlIn = new PipedInputStream(xmlOut); 44 45 Thread t = new Thread(new Runnable() { 46 @Override 47 public void run() { 48 XmlReport.printXmlReport(testApks, apiCoverage, packageFilter, reportTitle, xmlOut); 49 50 // Close the output stream to avoid "Write dead end" errors. 51 try { 52 xmlOut.close(); 53 } catch (IOException e) { 54 e.printStackTrace(); 55 } 56 } 57 }); 58 t.start(); 59 60 InputStream xsl = CtsApiCoverage.class.getResourceAsStream("/api-coverage.xsl"); 61 StreamSource xslSource = new StreamSource(xsl); 62 TransformerFactory factory = TransformerFactory.newInstance(); 63 Transformer transformer = factory.newTransformer(xslSource); 64 65 StreamSource xmlSource = new StreamSource(xmlIn); 66 StreamResult result = new StreamResult(out); 67 transformer.transform(xmlSource, result); 68 } 69 } 70