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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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 android.edi.cts;
import static android.compat.testing.Classpaths.ClasspathType.BOOTCLASSPATH;
import static android.compat.testing.Classpaths.ClasspathType.SYSTEMSERVERCLASSPATH;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;
import android.compat.testing.Classpaths;
import android.compat.testing.Classpaths.ClasspathType;
import com.android.compatibility.common.util.DeviceInfo;
import com.android.compatibility.common.util.HostInfoStore;
import com.android.tradefed.device.ITestDevice;
import com.android.tradefed.log.LogUtil.CLog;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import org.jf.dexlib2.iface.ClassDef;
/**
* Collects information about Java classes present in *CLASSPATH variables and Java shared libraries
* from the device.
*/
public class ClasspathDeviceInfo extends DeviceInfo {
private static final String HELPER_APP_PACKAGE = "android.edi.cts.app";
private static final String HELPER_APP_CLASS = HELPER_APP_PACKAGE + ".ClasspathDeviceTest";
private ITestDevice mDevice;
@Override
protected void collectDeviceInfo(HostInfoStore store) throws Exception {
mDevice = getDevice();
store.startArray("jars");
collectClasspathsJars(store);
collectSharedLibraryJars(store);
store.endArray();
}
private void collectClasspathsJars(HostInfoStore store) throws Exception {
collectClasspathJarInfo(store, BOOTCLASSPATH);
collectClasspathJarInfo(store, SYSTEMSERVERCLASSPATH);
// No need to collect DEX2OATBOOTCLASSPATH, as it is just a subset of BOOTCLASSPATH
}
private void collectClasspathJarInfo(HostInfoStore store, ClasspathType classpath)
throws Exception {
ImmutableList<String> paths = Classpaths.getJarsOnClasspath(mDevice, classpath);
for (int i = 0; i < paths.size(); i++) {
store.startGroup();
store.addResult("classpath", classpath.name());
store.addResult("path", paths.get(i));
store.addResult("index", i);
collectClassInfo(store, paths.get(i));
store.endGroup();
}
}
private void collectSharedLibraryJars(HostInfoStore store) throws Exception {
// Trigger helper app to collect and write info about shared libraries on the device.
assertThat(runDeviceTests(HELPER_APP_PACKAGE, HELPER_APP_CLASS)).isTrue();
String remoteFile = "/sdcard/shared-libs.txt";
String content;
try {
content = mDevice.pullFileContents(remoteFile);
} finally {
mDevice.deleteFile(remoteFile);
}
for (String line : content.split("\n")) {
String[] words = line.split(" ");
assertWithMessage(
"expected each line to be in the format: <name> <type> <version> <path>...")
.that(words.length)
.isAtLeast(4);
String libraryName = words[0];
String libraryType = words[1];
String libraryVersion = words[2];
for (int i = 3; i < words.length; i++) {
String path = words[i];
if (!mDevice.doesFileExist(path)) {
CLog.w("Shared library is not present on device " + path);
continue;
}
store.startGroup();
store.startGroup("shared_library");
store.addResult("name", libraryName);
store.addResult("type", libraryType);
store.addResult("version", libraryVersion);
store.endGroup(); // shared_library
store.addResult("path", path);
store.addResult("index", i - 3); // minus <name> <type> <version>
collectClassInfo(store, path);
store.endGroup();
}
}
}
private void collectClassInfo(HostInfoStore store, String path) throws Exception {
store.startArray("classes");
for (ClassDef classDef : Classpaths.getClassDefsFromJar(mDevice, path)) {
store.startGroup();
store.addResult("name", classDef.getType());
store.endGroup();
}
store.endArray();
}
}
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