/*
* Copyright (C) 2008 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 com.android.sdklib.avd;
import com.android.prefs.AndroidLocation;
import com.android.prefs.AndroidLocation.AndroidLocationException;
import com.android.sdklib.IAndroidTarget;
import com.android.sdklib.ISdkLog;
import com.android.sdklib.SdkConstants;
import com.android.sdklib.SdkManager;
import com.android.sdklib.avd.AvdManager.AvdInfo.AvdStatus;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Android Virtual Device Manager to manage AVDs.
*/
public final class AvdManager {
/**
* Exception thrown when something is wrong with a target path.
*/
private final static class InvalidTargetPathException extends Exception {
private static final long serialVersionUID = 1L;
InvalidTargetPathException(String message) {
super(message);
}
}
public static final String AVD_FOLDER_EXTENSION = ".avd";
public final static String AVD_INFO_PATH = "path";
public final static String AVD_INFO_TARGET = "target";
/**
* AVD/config.ini key name representing the SDK-relative path of the skin folder, if any,
* or a 320x480 like constant for a numeric skin size.
*
* @see #NUMERIC_SKIN_SIZE
*/
public final static String AVD_INI_SKIN_PATH = "skin.path";
/**
* AVD/config.ini key name representing an UI name for the skin.
* This config key is ignored by the emulator. It is only used by the SDK manager or
* tools to give a friendlier name to the skin.
* If missing, use the {@link #AVD_INI_SKIN_PATH} key instead.
*/
public final static String AVD_INI_SKIN_NAME = "skin.name";
/**
* AVD/config.ini key name representing the path to the sdcard file.
* If missing, the default name "sdcard.img" will be used for the sdcard, if there's such
* a file.
*
* @see #SDCARD_IMG
*/
public final static String AVD_INI_SDCARD_PATH = "sdcard.path";
/**
* AVD/config.ini key name representing the size of the SD card.
* This property is for UI purposes only. It is not used by the emulator.
*
* @see #SDCARD_SIZE_PATTERN
*/
public final static String AVD_INI_SDCARD_SIZE = "sdcard.size";
/**
* AVD/config.ini key name representing the first path where the emulator looks
* for system images. Typically this is the path to the add-on system image or
* the path to the platform system image if there's no add-on.
* <p/>
* The emulator looks at {@link #AVD_INI_IMAGES_1} before {@link #AVD_INI_IMAGES_2}.
*/
public final static String AVD_INI_IMAGES_1 = "image.sysdir.1";
/**
* AVD/config.ini key name representing the second path where the emulator looks
* for system images. Typically this is the path to the platform system image.
*
* @see #AVD_INI_IMAGES_1
*/
public final static String AVD_INI_IMAGES_2 = "image.sysdir.2";
/**
* Pattern to match pixel-sized skin "names", e.g. "320x480".
*/
public final static Pattern NUMERIC_SKIN_SIZE = Pattern.compile("[0-9]{2,}x[0-9]{2,}");
private final static String USERDATA_IMG = "userdata.img";
private final static String CONFIG_INI = "config.ini";
private final static String SDCARD_IMG = "sdcard.img";
private final static String INI_EXTENSION = ".ini";
private final static Pattern INI_NAME_PATTERN = Pattern.compile("(.+)\\" + INI_EXTENSION + "$",
Pattern.CASE_INSENSITIVE);
private final static Pattern IMAGE_NAME_PATTERN = Pattern.compile("(.+)\\.img$",
Pattern.CASE_INSENSITIVE);
/**
* Pattern for matching SD Card sizes, e.g. "4K" or "16M".
*/
private final static Pattern SDCARD_SIZE_PATTERN = Pattern.compile("\\d+[MK]?");
/** An immutable structure describing an Android Virtual Device. */
public static final class AvdInfo {
/**
* Status for an {@link AvdInfo}. Indicates whether or not this AVD is valid.
*/
public static enum AvdStatus {
/** No error */
OK,
/** Missing 'path' property in the ini file */
ERROR_PATH,
/** Missing config.ini file in the AVD data folder */
ERROR_CONFIG,
/** Missing 'target' property in the ini file */
ERROR_TARGET_HASH,
/** Target was not resolved from its hash */
ERROR_TARGET,
/** Unable to parse config.ini */
ERROR_PROPERTIES,
/** System Image folder in config.ini doesn't exist */
ERROR_IMAGE_DIR;
}
private final String mName;
private final String mPath;
private final String mTargetHash;
private final IAndroidTarget mTarget;
private final Map<String, String> mProperties;
private final AvdStatus mStatus;
/**
* Creates a new valid AVD info. Values are immutable.
* <p/>
* Such an AVD is available and can be used.
* The error string is set to null.
*
* @param name The name of the AVD (for display or reference)
* @param path The path to the config.ini file
* @param targetHash the target hash
* @param target The target. Can be null, if the target was not resolved.
* @param properties The property map. Cannot be null.
*/
public AvdInfo(String name, String path, String targetHash, IAndroidTarget target,
Map<String, String> properties) {
this(name, path, targetHash, target, properties, AvdStatus.OK);
}
/**
* Creates a new <em>invalid</em> AVD info. Values are immutable.
* <p/>
* Such an AVD is not complete and cannot be used.
* The error string must be non-null.
*
* @param name The name of the AVD (for display or reference)
* @param path The path to the config.ini file
* @param targetHash the target hash
* @param target The target. Can be null, if the target was not resolved.
* @param properties The property map. Can be null.
* @param status The {@link AvdStatus} of this AVD. Cannot be null.
*/
public AvdInfo(String name, String path, String targetHash, IAndroidTarget target,
Map<String, String> properties, AvdStatus status) {
mName = name;
mPath = path;
mTargetHash = targetHash;
mTarget = target;
mProperties = properties == null ? null : Collections.unmodifiableMap(properties);
mStatus = status;
}
/** Returns the name of the AVD. */
public String getName() {
return mName;
}
/** Returns the path of the AVD data directory. */
public String getPath() {
return mPath;
}
/**
* Returns the target hash string.
*/
public String getTargetHash() {
return mTargetHash;
}
/** Returns the target of the AVD, or <code>null</code> if it has not been resolved. */
public IAndroidTarget getTarget() {
return mTarget;
}
/** Returns the {@link AvdStatus} of the receiver. */
public AvdStatus getStatus() {
return mStatus;
}
/**
* Helper method that returns the .ini {@link File} for a given AVD name.
* @throws AndroidLocationException if there's a problem getting android root directory.
*/
public static File getIniFile(String name) throws AndroidLocationException {
String avdRoot;
avdRoot = AndroidLocation.getFolder() + AndroidLocation.FOLDER_AVD;
return new File(avdRoot, name + INI_EXTENSION);
}
/**
* Returns the .ini {@link File} for this AVD.
* @throws AndroidLocationException if there's a problem getting android root directory.
*/
public File getIniFile() throws AndroidLocationException {
return getIniFile(mName);
}
/**
* Helper method that returns the Config {@link File} for a given AVD name.
*/
public static File getConfigFile(String path) {
return new File(path, CONFIG_INI);
}
/**
* Returns the Config {@link File} for this AVD.
*/
public File getConfigFile() {
return getConfigFile(mPath);
}
/**
* Returns an unmodifiable map of properties for the AVD. This can be null.
*/
public Map<String, String> getProperties() {
return mProperties;
}
/**
* Returns the error message for the AVD or <code>null</code> if {@link #getStatus()}
* returns {@link AvdStatus#OK}
*/
public String getErrorMessage() {
try {
switch (mStatus) {
case ERROR_PATH:
return String.format("Missing AVD 'path' property in %1$s", getIniFile());
case ERROR_CONFIG:
return String.format("Missing config.ini file in %1$s", mPath);
case ERROR_TARGET_HASH:
return String.format("Missing 'target' property in %1$s", getIniFile());
case ERROR_TARGET:
return String.format("Unknown target '%1$s' in %2$s",
mTargetHash, getIniFile());
case ERROR_PROPERTIES:
return String.format("Failed to parse properties from %1$s",
getConfigFile());
case ERROR_IMAGE_DIR:
return String.format(
"Invalid value in image.sysdir. Run 'android update avd -n %1$s'",
mName);
case OK:
assert false;
return null;
}
} catch (AndroidLocationException e) {
return "Unable to get HOME folder.";
}
return null;
}
}
private final ArrayList<AvdInfo> mAllAvdList = new ArrayList<AvdInfo>();
private AvdInfo[] mValidAvdList;
private AvdInfo[] mBrokenAvdList;
private ISdkLog mSdkLog;
private final SdkManager mSdk;
public AvdManager(SdkManager sdk, ISdkLog sdkLog) throws AndroidLocationException {
mSdk = sdk;
mSdkLog = sdkLog;
buildAvdList(mAllAvdList);
}
/**
* Returns all the existing AVDs.
* @return a newly allocated array containing all the AVDs.
*/
public AvdInfo[] getAllAvds() {
synchronized (mAllAvdList) {
return mAllAvdList.toArray(new AvdInfo[mAllAvdList.size()]);
}
}
/**
* Returns all the valid AVDs.
* @return a newly allocated array containing all valid the AVDs.
*/
public AvdInfo[] getValidAvds() {
synchronized (mAllAvdList) {
if (mValidAvdList == null) {
ArrayList<AvdInfo> list = new ArrayList<AvdInfo>();
for (AvdInfo avd : mAllAvdList) {
if (avd.getStatus() == AvdStatus.OK) {
list.add(avd);
}
}
mValidAvdList = list.toArray(new AvdInfo[list.size()]);
}
return mValidAvdList;
}
}
/**
* Returns all the broken AVDs.
* @return a newly allocated array containing all the broken AVDs.
*/
public AvdInfo[] getBrokenAvds() {
synchronized (mAllAvdList) {
if (mBrokenAvdList == null) {
ArrayList<AvdInfo> list = new ArrayList<AvdInfo>();
for (AvdInfo avd : mAllAvdList) {
if (avd.getStatus() != AvdStatus.OK) {
list.add(avd);
}
}
mBrokenAvdList = list.toArray(new AvdInfo[list.size()]);
}
return mBrokenAvdList;
}
}
/**
* Returns the {@link AvdInfo} matching the given <var>name</var>.
* @param name the name of the AVD to return
* @param validAvdOnly if <code>true</code>, only look through the list of valid AVDs.
* @return the matching AvdInfo or <code>null</code> if none were found.
*/
public AvdInfo getAvd(String name, boolean validAvdOnly) {
if (validAvdOnly) {
for (AvdInfo info : getValidAvds()) {
if (info.getName().equals(name)) {
return info;
}
}
} else {
synchronized (mAllAvdList) {
for (AvdInfo info : getValidAvds()) {
if (info.getName().equals(name)) {
return info;
}
}
}
}
return null;
}
/**
* Reloads the AVD list.
* @throws AndroidLocationException if there was an error finding the location of the
* AVD folder.
*/
public void reloadAvds() throws AndroidLocationException {
// build the list in a temp list first, in case the method throws an exception.
// It's better than deleting the whole list before reading the new one.
ArrayList<AvdInfo> allList = new ArrayList<AvdInfo>();
buildAvdList(allList);
synchronized (mAllAvdList) {
mAllAvdList.clear();
mAllAvdList.addAll(allList);
mValidAvdList = mBrokenAvdList = null;
}
}
/**
* Creates a new AVD. It is expected that there is no existing AVD with this name already.
*
* @param avdFolder the data folder for the AVD. It will be created as needed.
* @param name the name of the AVD
* @param target the target of the AVD
* @param skinName the name of the skin. Can be null. Must have been verified by caller.
* @param sdcard the parameter value for the sdCard. Can be null. This is either a path to
* an existing sdcard image or a sdcard size (\d+, \d+K, \dM).
* @param hardwareConfig the hardware setup for the AVD. Can be null to use defaults.
* @param removePrevious If true remove any previous files.
*/
public AvdInfo createAvd(File avdFolder, String name, IAndroidTarget target,
String skinName, String sdcard, Map<String,String> hardwareConfig,
boolean removePrevious) {
File iniFile = null;
boolean needCleanup = false;
try {
if (avdFolder.exists()) {
if (removePrevious) {
// AVD already exists and removePrevious is set, try to remove the
// directory's content first (but not the directory itself).
recursiveDelete(avdFolder);
} else {
// AVD shouldn't already exist if removePrevious is false.
if (mSdkLog != null) {
mSdkLog.error(null,
"Folder %1$s is in the way. Use --force if you want to overwrite.",
avdFolder.getAbsolutePath());
}
return null;
}
} else {
// create the AVD folder.
avdFolder.mkdir();
}
// actually write the ini file
iniFile = createAvdIniFile(name, avdFolder, target);
// writes the userdata.img in it.
String imagePath = target.getPath(IAndroidTarget.IMAGES);
File userdataSrc = new File(imagePath, USERDATA_IMG);
if (userdataSrc.exists() == false && target.isPlatform() == false) {
imagePath = target.getParent().getPath(IAndroidTarget.IMAGES);
userdataSrc = new File(imagePath, USERDATA_IMG);
}
if (userdataSrc.exists() == false) {
mSdkLog.error(null, "Unable to find a '%1$s' file to copy into the AVD folder.",
USERDATA_IMG);
needCleanup = true;
return null;
}
FileInputStream fis = new FileInputStream(userdataSrc);
File userdataDest = new File(avdFolder, USERDATA_IMG);
FileOutputStream fos = new FileOutputStream(userdataDest);
byte[] buffer = new byte[4096];
int count;
while ((count = fis.read(buffer)) != -1) {
fos.write(buffer, 0, count);
}
fos.close();
fis.close();
// Config file.
HashMap<String, String> values = new HashMap<String, String>();
if (setImagePathProperties(target, values) == false) {
needCleanup = true;
return null;
}
// Now the skin.
if (skinName == null || skinName.length() == 0) {
skinName = target.getDefaultSkin();
}
if (NUMERIC_SKIN_SIZE.matcher(skinName).matches()) {
// Skin name is an actual screen resolution.
// Set skin.name for display purposes in the AVD manager and
// set skin.path for use by the emulator.
values.put(AVD_INI_SKIN_NAME, skinName);
values.put(AVD_INI_SKIN_PATH, skinName);
} else {
// get the path of the skin (relative to the SDK)
// assume skin name is valid
String skinPath = getSkinRelativePath(skinName, target);
if (skinPath == null) {
needCleanup = true;
return null;
}
values.put(AVD_INI_SKIN_PATH, skinPath);
values.put(AVD_INI_SKIN_NAME, skinName);
}
if (sdcard != null && sdcard.length() > 0) {
File sdcardFile = new File(sdcard);
if (sdcardFile.isFile()) {
// sdcard value is an external sdcard, so we put its path into the config.ini
values.put(AVD_INI_SDCARD_PATH, sdcard);
} else {
// Sdcard is possibly a size. In that case we create a file called 'sdcard.img'
// in the AVD folder, and do not put any value in config.ini.
// First, check that it matches the pattern for sdcard size
Matcher m = SDCARD_SIZE_PATTERN.matcher(sdcard);
if (m.matches()) {
// create the sdcard.
sdcardFile = new File(avdFolder, SDCARD_IMG);
String path = sdcardFile.getAbsolutePath();
// execute mksdcard with the proper parameters.
File toolsFolder = new File(mSdk.getLocation(), SdkConstants.FD_TOOLS);
File mkSdCard = new File(toolsFolder, SdkConstants.mkSdCardCmdName());
if (mkSdCard.isFile() == false) {
mSdkLog.error(null, "'%1$s' is missing from the SDK tools folder.",
mkSdCard.getName());
needCleanup = true;
return null;
}
if (createSdCard(mkSdCard.getAbsolutePath(), sdcard, path) == false) {
needCleanup = true;
return null; // mksdcard output has already been displayed, no need to
// output anything else.
}
// add a property containing the size of the sdcard for display purpose
// only when the dev does 'android list avd'
values.put(AVD_INI_SDCARD_SIZE, sdcard);
} else {
mSdkLog.error(null,
"'%1$s' is not recognized as a valid sdcard value.\n" +
"Value should be:\n" +
"1. path to an sdcard.\n" +
"2. size of the sdcard to create: <size>[K|M]",
sdcard);
needCleanup = true;
return null;
}
}
}
if (hardwareConfig != null) {
values.putAll(hardwareConfig);
}
File configIniFile = new File(avdFolder, CONFIG_INI);
writeIniFile(configIniFile, values);
if (mSdkLog != null) {
if (target.isPlatform()) {
mSdkLog.printf("Created AVD '%1$s' based on %2$s\n", name, target.getName());
} else {
mSdkLog.printf("Created AVD '%1$s' based on %2$s (%3$s)\n", name, target.getName(),
target.getVendor());
}
}
// create the AvdInfo object, and add it to the list
AvdInfo newAvdInfo = new AvdInfo(name,
avdFolder.getAbsolutePath(),
target.hashString(),
target, values);
synchronized (mAllAvdList) {
mAllAvdList.add(newAvdInfo);
mValidAvdList = mBrokenAvdList = null;
}
return newAvdInfo;
} catch (AndroidLocationException e) {
if (mSdkLog != null) {
mSdkLog.error(e, null);
}
} catch (IOException e) {
if (mSdkLog != null) {
mSdkLog.error(e, null);
}
} finally {
if (needCleanup) {
if (iniFile != null && iniFile.exists()) {
iniFile.delete();
}
recursiveDelete(avdFolder);
avdFolder.delete();
}
}
return null;
}
/**
* Returns the path to the target images folder as a relative path to the SDK, if the folder
* is not empty. If the image folder is empty or does not exist, <code>null</code> is returned.
* @throws InvalidTargetPathException if the target image folder is not in the current SDK.
*/
private String getImageRelativePath(IAndroidTarget target)
throws InvalidTargetPathException {
String imageFullPath = target.getPath(IAndroidTarget.IMAGES);
// make this path relative to the SDK location
String sdkLocation = mSdk.getLocation();
if (imageFullPath.startsWith(sdkLocation) == false) {
// this really really should not happen.
assert false;
throw new InvalidTargetPathException("Target location is not inside the SDK.");
}
File folder = new File(imageFullPath);
if (folder.isDirectory()) {
String[] list = folder.list(new FilenameFilter() {
public boolean accept(File dir, String name) {
return IMAGE_NAME_PATTERN.matcher(name).matches();
}
});
if (list.length > 0) {
imageFullPath = imageFullPath.substring(sdkLocation.length());
if (imageFullPath.charAt(0) == File.separatorChar) {
imageFullPath = imageFullPath.substring(1);
}
return imageFullPath;
}
}
return null;
}
/**
* Returns the path to the skin, as a relative path to the SDK.
*/
private String getSkinRelativePath(String skinName, IAndroidTarget target) {
// first look to see if the skin is in the target
String path = target.getPath(IAndroidTarget.SKINS);
File skin = new File(path, skinName);
if (skin.exists() == false && target.isPlatform() == false) {
target = target.getParent();
path = target.getPath(IAndroidTarget.SKINS);
skin = new File(path, skinName);
}
// skin really does not exist!
if (skin.exists() == false) {
mSdkLog.error(null, "Skin '%1$s' does not exist.", skinName);
return null;
}
// get the skin path
path = skin.getAbsolutePath();
// make this path relative to the SDK location
String sdkLocation = mSdk.getLocation();
if (path.startsWith(sdkLocation) == false) {
// this really really should not happen.
mSdkLog.error(null, "Target location is not inside the SDK.");
assert false;
return null;
}
path = path.substring(sdkLocation.length());
if (path.charAt(0) == File.separatorChar) {
path = path.substring(1);
}
return path;
}
/**
* Creates the ini file for an AVD.
*
* @param name of the AVD.
* @param avdFolder path for the data folder of the AVD.
* @param target of the AVD.
* @throws AndroidLocationException if there's a problem getting android root directory.
* @throws IOException if {@link File#getAbsolutePath()} fails.
*/
private File createAvdIniFile(String name, File avdFolder, IAndroidTarget target)
throws AndroidLocationException, IOException {
HashMap<String, String> values = new HashMap<String, String>();
File iniFile = AvdInfo.getIniFile(name);
values.put(AVD_INFO_PATH, avdFolder.getAbsolutePath());
values.put(AVD_INFO_TARGET, target.hashString());
writeIniFile(iniFile, values);
return iniFile;
}
/**
* Creates the ini file for an AVD.
*
* @param info of the AVD.
* @throws AndroidLocationException if there's a problem getting android root directory.
* @throws IOException if {@link File#getAbsolutePath()} fails.
*/
private File createAvdIniFile(AvdInfo info) throws AndroidLocationException, IOException {
return createAvdIniFile(info.getName(), new File(info.getPath()), info.getTarget());
}
/**
* Actually deletes the files of an existing AVD.
* <p/>
* This also remove it from the manager's list, The caller does not need to
* call {@link #removeAvd(AvdInfo)} afterwards.
* <p/>
* This method is designed to somehow work with an unavailable AVD, that is an AVD that
* could not be loaded due to some error. That means this method still tries to remove
* the AVD ini file or its folder if it can be found. An error will be output if any of
* these operations fail.
*
* @param avdInfo the information on the AVD to delete
* @return True if the AVD was deleted with no error.
*/
public void deleteAvd(AvdInfo avdInfo, ISdkLog log) {
try {
boolean error = false;
File f = avdInfo.getIniFile();
if (f != null && f.exists()) {
log.warning("Deleting file %1$s", f.getCanonicalPath());
if (!f.delete()) {
log.error(null, "Failed to delete %1$s", f.getCanonicalPath());
error = true;
}
}
String path = avdInfo.getPath();
if (path != null) {
f = new File(path);
if (f.exists()) {
log.warning("Deleting folder %1$s", f.getCanonicalPath());
recursiveDelete(f);
if (!f.delete()) {
log.error(null, "Failed to delete %1$s", f.getCanonicalPath());
error = true;
}
}
}
removeAvd(avdInfo);
if (error) {
log.printf("AVD '%1$s' deleted with errors. See warnings above.\n",
avdInfo.getName());
} else {
log.printf("AVD '%1$s' deleted.\n", avdInfo.getName());
}
} catch (AndroidLocationException e) {
log.error(e, null);
} catch (IOException e) {
log.error(e, null);
}
}
/**
* Moves and/or rename an existing AVD and its files.
* This also change it in the manager's list.
* <p/>
* The caller should make sure the name or path given are valid, do not exist and are
* actually different than current values.
*
* @param avdInfo the information on the AVD to move.
* @param newName the new name of the AVD if non null.
* @param paramFolderPath the new data folder if non null.
* @return True if the move succeeded or there was nothing to do.
* If false, this method will have had already output error in the log.
*/
public boolean moveAvd(AvdInfo avdInfo, String newName, String paramFolderPath, ISdkLog log) {
try {
if (paramFolderPath != null) {
File f = new File(avdInfo.getPath());
log.warning("Moving '%1$s' to '%2$s'.", avdInfo.getPath(), paramFolderPath);
if (!f.renameTo(new File(paramFolderPath))) {
log.error(null, "Failed to move '%1$s' to '%2$s'.",
avdInfo.getPath(), paramFolderPath);
return false;
}
// update AVD info
AvdInfo info = new AvdInfo(avdInfo.getName(), paramFolderPath,
avdInfo.getTargetHash(), avdInfo.getTarget(), avdInfo.getProperties());
replaceAvd(avdInfo, info);
// update the ini file
createAvdIniFile(avdInfo);
}
if (newName != null) {
File oldIniFile = avdInfo.getIniFile();
File newIniFile = AvdInfo.getIniFile(newName);
log.warning("Moving '%1$s' to '%2$s'.", oldIniFile.getPath(), newIniFile.getPath());
if (!oldIniFile.renameTo(newIniFile)) {
log.error(null, "Failed to move '%1$s' to '%2$s'.",
oldIniFile.getPath(), newIniFile.getPath());
return false;
}
// update AVD info
AvdInfo info = new AvdInfo(newName, avdInfo.getPath(),
avdInfo.getTargetHash(), avdInfo.getTarget(), avdInfo.getProperties());
replaceAvd(avdInfo, info);
}
log.printf("AVD '%1$s' moved.\n", avdInfo.getName());
} catch (AndroidLocationException e) {
log.error(e, null);
} catch (IOException e) {
log.error(e, null);
}
// nothing to do or succeeded
return true;
}
/**
* Helper method to recursively delete a folder's content (but not the folder itself).
*
* @throws SecurityException like {@link File#delete()} does if file/folder is not writable.
*/
public void recursiveDelete(File folder) {
for (File f : folder.listFiles()) {
if (f.isDirectory()) {
recursiveDelete(folder);
}
f.delete();
}
}
/**
* Returns a list of files that are potential AVD ini files.
* <p/>
* This lists the $HOME/.android/avd/<name>.ini files.
* Such files are properties file than then indicate where the AVD folder is located.
*
* @return A new {@link File} array or null. The array might be empty.
* @throws AndroidLocationException if there's a problem getting android root directory.
*/
private File[] buildAvdFilesList() throws AndroidLocationException {
// get the Android prefs location.
String avdRoot = AndroidLocation.getFolder() + AndroidLocation.FOLDER_AVD;
// ensure folder validity.
File folder = new File(avdRoot);
if (folder.isFile()) {
throw new AndroidLocationException(
String.format("%1$s is not a valid folder.", avdRoot));
} else if (folder.exists() == false) {
// folder is not there, we create it and return
folder.mkdirs();
return null;
}
File[] avds = folder.listFiles(new FilenameFilter() {
public boolean accept(File parent, String name) {
if (INI_NAME_PATTERN.matcher(name).matches()) {
// check it's a file and not a folder
boolean isFile = new File(parent, name).isFile();
return isFile;
}
return false;
}
});
return avds;
}
/**
* Computes the internal list of available AVDs
* @param allList the list to contain all the AVDs
*
* @throws AndroidLocationException if there's a problem getting android root directory.
*/
private void buildAvdList(ArrayList<AvdInfo> allList) throws AndroidLocationException {
File[] avds = buildAvdFilesList();
if (avds != null) {
for (File avd : avds) {
AvdInfo info = parseAvdInfo(avd);
if (info != null) {
allList.add(info);
}
}
}
}
/**
* Parses an AVD .ini file to create an {@link AvdInfo}.
*
* @param path The path to the AVD .ini file
* @return A new {@link AvdInfo} with an {@link AvdStatus} indicating whether this AVD is
* valid or not.
*/
private AvdInfo parseAvdInfo(File path) {
Map<String, String> map = SdkManager.parsePropertyFile(path, mSdkLog);
String avdPath = map.get(AVD_INFO_PATH);
String targetHash = map.get(AVD_INFO_TARGET);
IAndroidTarget target = null;
File configIniFile = null;
Map<String, String> properties = null;
if (targetHash != null) {
target = mSdk.getTargetFromHashString(targetHash);
}
// load the AVD properties.
if (avdPath != null) {
configIniFile = new File(avdPath, CONFIG_INI);
}
if (configIniFile != null) {
properties = SdkManager.parsePropertyFile(configIniFile, mSdkLog);
}
// get name
String name = path.getName();
Matcher matcher = INI_NAME_PATTERN.matcher(path.getName());
if (matcher.matches()) {
name = matcher.group(1);
}
// check the image.sysdir are valid
boolean validImageSysdir = true;
if (properties != null) {
String imageSysDir = properties.get(AVD_INI_IMAGES_1);
if (imageSysDir != null) {
File f = new File(mSdk.getLocation() + File.separator + imageSysDir);
if (f.isDirectory() == false) {
validImageSysdir = false;
} else {
imageSysDir = properties.get(AVD_INI_IMAGES_2);
if (imageSysDir != null) {
f = new File(mSdk.getLocation() + File.separator + imageSysDir);
if (f.isDirectory() == false) {
validImageSysdir = false;
}
}
}
}
}
AvdStatus status;
if (avdPath == null) {
status = AvdStatus.ERROR_PATH;
} else if (configIniFile == null) {
status = AvdStatus.ERROR_CONFIG;
} else if (targetHash == null) {
status = AvdStatus.ERROR_TARGET_HASH;
} else if (target == null) {
status = AvdStatus.ERROR_TARGET;
} else if (properties == null) {
status = AvdStatus.ERROR_PROPERTIES;
} else if (validImageSysdir == false) {
status = AvdStatus.ERROR_IMAGE_DIR;
} else {
status = AvdStatus.OK;
}
AvdInfo info = new AvdInfo(
name,
avdPath,
targetHash,
target,
properties,
status);
return info;
}
/**
* Writes a .ini file from a set of properties, using UTF-8 encoding.
*
* @param iniFile The file to generate.
* @param values THe properties to place in the ini file.
* @throws IOException if {@link FileWriter} fails to open, write or close the file.
*/
private static void writeIniFile(File iniFile, Map<String, String> values)
throws IOException {
OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(iniFile),
SdkConstants.INI_CHARSET);
for (Entry<String, String> entry : values.entrySet()) {
writer.write(String.format("%1$s=%2$s\n", entry.getKey(), entry.getValue()));
}
writer.close();
}
/**
* Invokes the tool to create a new SD card image file.
*
* @param toolLocation The path to the mksdcard tool.
* @param size The size of the new SD Card, compatible with {@link #SDCARD_SIZE_PATTERN}.
* @param location The path of the new sdcard image file to generate.
* @return True if the sdcard could be created.
*/
private boolean createSdCard(String toolLocation, String size, String location) {
try {
String[] command = new String[3];
command[0] = toolLocation;
command[1] = size;
command[2] = location;
Process process = Runtime.getRuntime().exec(command);
ArrayList<String> errorOutput = new ArrayList<String>();
ArrayList<String> stdOutput = new ArrayList<String>();
int status = grabProcessOutput(process, errorOutput, stdOutput,
true /* waitForReaders */);
if (status == 0) {
return true;
} else {
for (String error : errorOutput) {
mSdkLog.error(null, error);
}
}
} catch (InterruptedException e) {
// pass, print error below
} catch (IOException e) {
// pass, print error below
}
mSdkLog.error(null, "Failed to create the SD card.");
return false;
}
/**
* Gets the stderr/stdout outputs of a process and returns when the process is done.
* Both <b>must</b> be read or the process will block on windows.
* @param process The process to get the ouput from
* @param errorOutput The array to store the stderr output. cannot be null.
* @param stdOutput The array to store the stdout output. cannot be null.
* @param waitforReaders if true, this will wait for the reader threads.
* @return the process return code.
* @throws InterruptedException
*/
private int grabProcessOutput(final Process process, final ArrayList<String> errorOutput,
final ArrayList<String> stdOutput, boolean waitforReaders)
throws InterruptedException {
assert errorOutput != null;
assert stdOutput != null;
// read the lines as they come. if null is returned, it's
// because the process finished
Thread t1 = new Thread("") { //$NON-NLS-1$
@Override
public void run() {
// create a buffer to read the stderr output
InputStreamReader is = new InputStreamReader(process.getErrorStream());
BufferedReader errReader = new BufferedReader(is);
try {
while (true) {
String line = errReader.readLine();
if (line != null) {
errorOutput.add(line);
} else {
break;
}
}
} catch (IOException e) {
// do nothing.
}
}
};
Thread t2 = new Thread("") { //$NON-NLS-1$
@Override
public void run() {
InputStreamReader is = new InputStreamReader(process.getInputStream());
BufferedReader outReader = new BufferedReader(is);
try {
while (true) {
String line = outReader.readLine();
if (line != null) {
stdOutput.add(line);
} else {
break;
}
}
} catch (IOException e) {
// do nothing.
}
}
};
t1.start();
t2.start();
// it looks like on windows process#waitFor() can return
// before the thread have filled the arrays, so we wait for both threads and the
// process itself.
if (waitforReaders) {
try {
t1.join();
} catch (InterruptedException e) {
}
try {
t2.join();
} catch (InterruptedException e) {
}
}
// get the return code from the process
return process.waitFor();
}
/**
* Removes an {@link AvdInfo} from the internal list.
*
* @param avdInfo The {@link AvdInfo} to remove.
* @return true if this {@link AvdInfo} was present and has been removed.
*/
public boolean removeAvd(AvdInfo avdInfo) {
synchronized (mAllAvdList) {
if (mAllAvdList.remove(avdInfo)) {
mValidAvdList = mBrokenAvdList = null;
return true;
}
}
return false;
}
/**
* Updates an AVD with new path to the system image folders.
* @param name the name of the AVD to update.
* @throws IOException
* @throws AndroidLocationException
*/
public void updateAvd(String name) throws IOException, AndroidLocationException {
// find the AVD to update. It should be be in the broken list.
AvdInfo avd = null;
synchronized (mAllAvdList) {
for (AvdInfo info : mAllAvdList) {
if (info.getName().equals(name)) {
avd = info;
break;
}
}
}
if (avd == null) {
// not in the broken list, just return.
mSdkLog.error(null, "There is no Android Virtual Device named '%s'.", name);
return;
}
// get the properties. This is a unmodifiable Map.
Map<String, String> oldProperties = avd.getProperties();
// create a new map
Map<String, String> properties = new HashMap<String, String>();
if (oldProperties != null) {
properties.putAll(oldProperties);
}
AvdStatus status;
// create the path to the new system images.
if (setImagePathProperties(avd.getTarget(), properties)) {
if (properties.containsKey(AVD_INI_IMAGES_1)) {
mSdkLog.printf("Updated '%1$s' with value '%2$s'\n", AVD_INI_IMAGES_1,
properties.get(AVD_INI_IMAGES_1));
}
if (properties.containsKey(AVD_INI_IMAGES_2)) {
mSdkLog.printf("Updated '%1$s' with value '%2$s'\n", AVD_INI_IMAGES_2,
properties.get(AVD_INI_IMAGES_2));
}
status = AvdStatus.OK;
} else {
mSdkLog.error(null, "Unable to find non empty system images folders for %1$s", name);
//FIXME: display paths to empty image folders?
status = AvdStatus.ERROR_IMAGE_DIR;
}
// now write the config file
File configIniFile = new File(avd.getPath(), CONFIG_INI);
writeIniFile(configIniFile, properties);
// finally create a new AvdInfo for this unbroken avd and add it to the list.
// instead of creating the AvdInfo object directly we reparse it, to detect other possible
// errors
// FIXME: We may want to create this AvdInfo by reparsing the AVD instead. This could detect other errors.
AvdInfo newAvd = new AvdInfo(
name,
avd.getPath(),
avd.getTargetHash(),
avd.getTarget(),
properties,
status);
replaceAvd(avd, newAvd);
}
/**
* Sets the paths to the system images in a properties map.
* @param target the target in which to find the system images.
* @param properties the properties in which to set the paths.
* @return true if success, false if some path are missing.
*/
private boolean setImagePathProperties(IAndroidTarget target, Map<String, String> properties) {
properties.remove(AVD_INI_IMAGES_1);
properties.remove(AVD_INI_IMAGES_2);
try {
String property = AVD_INI_IMAGES_1;
// First the image folders of the target itself
String imagePath = getImageRelativePath(target);
if (imagePath != null) {
properties.put(property, imagePath);
property = AVD_INI_IMAGES_2;
}
// If the target is an add-on we need to add the Platform image as a backup.
IAndroidTarget parent = target.getParent();
if (parent != null) {
imagePath = getImageRelativePath(parent);
if (imagePath != null) {
properties.put(property, imagePath);
}
}
// we need at least one path!
return properties.containsKey(AVD_INI_IMAGES_1);
} catch (InvalidTargetPathException e) {
mSdkLog.error(e, e.getMessage());
}
return false;
}
/**
* Replaces an old {@link AvdInfo} with a new one in the lists storing them.
* @param oldAvd the {@link AvdInfo} to remove.
* @param newAvd the {@link AvdInfo} to add.
*/
private void replaceAvd(AvdInfo oldAvd, AvdInfo newAvd) {
synchronized (mAllAvdList) {
mAllAvdList.remove(oldAvd);
mAllAvdList.add(newAvd);
mValidAvdList = mBrokenAvdList = null;
}
}
}