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A library to parse and download the Android SDK.
/*
* Copyright (C) 2009 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.internal.repository.packages;
import com.android.SdkConstants;
import com.android.annotations.NonNull;
import com.android.annotations.Nullable;
import com.android.annotations.VisibleForTesting;
import com.android.annotations.VisibleForTesting.Visibility;
import com.android.sdklib.SdkManager;
import com.android.sdklib.internal.repository.IDescription;
import com.android.sdklib.internal.repository.LocalSdkParser;
import com.android.sdklib.internal.repository.NullTaskMonitor;
import com.android.sdklib.internal.repository.archives.Archive;
import com.android.sdklib.internal.repository.sources.SdkSource;
import com.android.sdklib.repository.FullRevision;
import com.android.sdklib.repository.PkgProps;
import com.android.sdklib.repository.RepoConstants;
import com.android.sdklib.repository.descriptors.IPkgDescExtra;
import com.android.sdklib.repository.descriptors.IdDisplay;
import com.android.sdklib.repository.descriptors.PkgDesc;
import com.android.sdklib.repository.descriptors.PkgDescExtra;
import com.android.sdklib.repository.local.LocalExtraPkgInfo;
import com.android.utils.NullLogger;
import org.w3c.dom.Node;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Map;
import java.util.Properties;
import java.util.regex.Pattern;
/**
* Represents a extra XML node in an SDK repository.
*/
public class ExtraPackage extends NoPreviewRevisionPackage
implements IMinApiLevelDependency, IMinToolsDependency {
/** Mixin handling the min-tools dependency. */
private final MinToolsMixin mMinToolsMixin;
/**
* The extra display name. Used in the UI to represent the package. It can be anything.
*/
private final String mDisplayName;
/**
* The vendor id + name.
* The id is a simple alphanumeric string [a-zA-Z0-9_-].
* The display name is used in the UI to represent the vendor. It can be anything.
*/
private final IdDisplay mVendor;
/**
* The sub-folder name. It must be a non-empty single-segment path.
*/
private final String mPath;
/**
* The optional old_paths, if any. If present, this is a list of old "path" values that
* we'd like to migrate to the current "path" name for this extra.
*/
private final String mOldPaths;
/**
* The minimal API level required by this extra package, if > 0,
* or {@link #MIN_API_LEVEL_NOT_SPECIFIED} if there is no such requirement.
*/
private final int mMinApiLevel;
/**
* The project-files listed by this extra package.
* The array can be empty but not null.
*/
private final String[] mProjectFiles;
private final IPkgDescExtra mPkgDesc;
/**
* Creates a new tool package from the attributes and elements of the given XML node.
* This constructor should throw an exception if the package cannot be created.
*
* @param source The {@link SdkSource} where this is loaded from.
* @param packageNode The XML element being parsed.
* @param nsUri The namespace URI of the originating XML document, to be able to deal with
* parameters that vary according to the originating XML schema.
* @param licenses The licenses loaded from the XML originating document.
*/
public ExtraPackage(
SdkSource source,
Node packageNode,
String nsUri,
Map licenses) {
super(source, packageNode, nsUri, licenses);
mMinToolsMixin = new MinToolsMixin(packageNode);
mPath = PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_PATH);
// Read name-display, vendor-display and vendor-id, introduced in addon-4.xsd.
// These are not optional, they are mandatory in addon-4 but we still treat them
// as optional so that we can fallback on using which was the only one
// defined in addon-3.xsd.
String name =
PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_NAME_DISPLAY);
String vname =
PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_VENDOR_DISPLAY);
String vid =
PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_VENDOR_ID);
if (vid.length() == 0) {
// If vid is missing, use the old attribute.
// Note that in a valid XML, vendor-id cannot be an empty string.
// The only reason vid can be empty is when is missing, which
// happens in an addon-3 schema, in which case the old needs to be used.
String vendor = PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_VENDOR);
vid = sanitizeLegacyVendor(vendor);
if (vname.length() == 0) {
vname = vendor;
}
}
if (vname.length() == 0) {
// The vendor-display name can be empty, in which case we use the vendor-id.
vname = vid;
}
mVendor = new IdDisplay(vid.trim(), vname.trim());
if (name.length() == 0) {
// If name is missing, use the attribute as done in an addon-3 schema.
name = LocalExtraPkgInfo.getPrettyName(mVendor, mPath);
}
mDisplayName = name.trim();
mMinApiLevel = PackageParserUtils.getXmlInt(
packageNode, RepoConstants.NODE_MIN_API_LEVEL, MIN_API_LEVEL_NOT_SPECIFIED);
mProjectFiles = parseProjectFiles(
PackageParserUtils.findChildElement(packageNode, RepoConstants.NODE_PROJECT_FILES));
mOldPaths = PackageParserUtils.getXmlString(packageNode, RepoConstants.NODE_OLD_PATHS);
mPkgDesc = (IPkgDescExtra) PkgDesc.Builder
.newExtra(mVendor,
mPath,
mDisplayName,
getOldPaths(),
getRevision())
.setDescriptions(this)
.create();
}
private String[] parseProjectFiles(Node projectFilesNode) {
ArrayList paths = new ArrayList();
if (projectFilesNode != null) {
String nsUri = projectFilesNode.getNamespaceURI();
for(Node child = projectFilesNode.getFirstChild();
child != null;
child = child.getNextSibling()) {
if (child.getNodeType() == Node.ELEMENT_NODE &&
nsUri.equals(child.getNamespaceURI()) &&
RepoConstants.NODE_PATH.equals(child.getLocalName())) {
String path = child.getTextContent();
if (path != null) {
path = path.trim();
if (path.length() > 0) {
paths.add(path);
}
}
}
}
}
return paths.toArray(new String[paths.size()]);
}
/**
* Manually create a new package with one archive and the given attributes or properties.
* This is used to create packages from local directories in which case there must be
* one archive which URL is the actual target location.
*
* By design, this creates a package with one and only one archive.
*/
public static Package create(SdkSource source,
Properties props,
String vendor,
String path,
int revision,
String license,
String description,
String descUrl,
String archiveOsPath) {
ExtraPackage ep = new ExtraPackage(source, props, vendor, path, revision, license,
description, descUrl, archiveOsPath);
return ep;
}
/**
* Constructor used to create a mock {@link ExtraPackage}.
* Most of the attributes here are optional.
* When not defined, they will be extracted from the {@code props} properties.
*/
@VisibleForTesting(visibility=Visibility.PRIVATE)
protected ExtraPackage(SdkSource source,
Properties props,
String vendorId,
String path,
int revision,
String license,
String description,
String descUrl,
String archiveOsPath) {
super(source,
props,
revision,
license,
description,
descUrl,
archiveOsPath);
mMinToolsMixin = new MinToolsMixin(
source,
props,
revision,
license,
description,
descUrl,
archiveOsPath);
// The path argument comes before whatever could be in the properties
mPath = path != null ? path : getProperty(props, PkgProps.EXTRA_PATH, path);
String name = getProperty(props, PkgProps.EXTRA_NAME_DISPLAY, ""); //$NON-NLS-1$
String vname = getProperty(props, PkgProps.EXTRA_VENDOR_DISPLAY, ""); //$NON-NLS-1$
String vid = vendorId != null ? vendorId :
getProperty(props, PkgProps.EXTRA_VENDOR_ID, ""); //$NON-NLS-1$
if (vid == null || vid.length() == 0) {
// If vid is missing, use the old attribute.
// did not exist prior to schema repo-v3 and tools r8.
String vendor = getProperty(props, PkgProps.EXTRA_VENDOR, ""); //$NON-NLS-1$
vid = sanitizeLegacyVendor(vendor);
if (vname == null || vname.length() == 0) {
vname = vendor;
}
}
if (vname == null || vname.length() == 0) {
// The vendor-display name can be empty, in which case we use the vendor-id.
vname = vid;
}
mVendor = new IdDisplay(vid.trim(), vname.trim());
if (name == null || name.length() == 0) {
// If name is missing, use the attribute as done in an addon-3 schema.
name = LocalExtraPkgInfo.getPrettyName(mVendor, mPath);
}
mDisplayName = name.trim();
mOldPaths = getProperty(props, PkgProps.EXTRA_OLD_PATHS, null);
mMinApiLevel = getPropertyInt(props, PkgProps.EXTRA_MIN_API_LEVEL,
MIN_API_LEVEL_NOT_SPECIFIED);
String projectFiles = getProperty(props, PkgProps.EXTRA_PROJECT_FILES, null);
ArrayList filePaths = new ArrayList();
if (projectFiles != null && projectFiles.length() > 0) {
for (String filePath : projectFiles.split(Pattern.quote(File.pathSeparator))) {
filePath = filePath.trim();
if (filePath.length() > 0) {
filePaths.add(filePath);
}
}
}
mProjectFiles = filePaths.toArray(new String[filePaths.size()]);
mPkgDesc = (IPkgDescExtra) PkgDesc.Builder
.newExtra(mVendor,
mPath,
mDisplayName,
getOldPaths(),
getRevision())
.setDescriptions(this)
.create();
}
@Override
@NonNull
public IPkgDescExtra getPkgDesc() {
return mPkgDesc;
}
/**
* Save the properties of the current packages in the given {@link Properties} object.
* These properties will later be give the constructor that takes a {@link Properties} object.
*/
@Override
public void saveProperties(Properties props) {
super.saveProperties(props);
mMinToolsMixin.saveProperties(props);
props.setProperty(PkgProps.EXTRA_PATH, mPath);
props.setProperty(PkgProps.EXTRA_NAME_DISPLAY, mDisplayName);
props.setProperty(PkgProps.EXTRA_VENDOR_DISPLAY, mVendor.getDisplay());
props.setProperty(PkgProps.EXTRA_VENDOR_ID, mVendor.getId());
if (getMinApiLevel() != MIN_API_LEVEL_NOT_SPECIFIED) {
props.setProperty(PkgProps.EXTRA_MIN_API_LEVEL, Integer.toString(getMinApiLevel()));
}
if (mProjectFiles.length > 0) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < mProjectFiles.length; i++) {
if (i > 0) {
sb.append(File.pathSeparatorChar);
}
sb.append(mProjectFiles[i]);
}
props.setProperty(PkgProps.EXTRA_PROJECT_FILES, sb.toString());
}
if (mOldPaths != null && mOldPaths.length() > 0) {
props.setProperty(PkgProps.EXTRA_OLD_PATHS, mOldPaths);
}
}
/**
* The minimal revision of the tools package required by this extra package, if > 0,
* or {@link #MIN_TOOLS_REV_NOT_SPECIFIED} if there is no such requirement.
*/
@Override
public FullRevision getMinToolsRevision() {
return mMinToolsMixin.getMinToolsRevision();
}
/**
* Returns the minimal API level required by this extra package, if > 0,
* or {@link #MIN_API_LEVEL_NOT_SPECIFIED} if there is no such requirement.
*/
@Override
public int getMinApiLevel() {
return mMinApiLevel;
}
/**
* The project-files listed by this extra package.
* The array can be empty but not null.
*
* IMPORTANT: directory separators are NOT translated and may not match
* the {@link File#separatorChar} of the current platform. It's up to the
* user to adequately interpret the paths.
* Similarly, no guarantee is made on the validity of the paths.
* Users are expected to apply all usual sanity checks such as removing
* "./" and "../" and making sure these paths don't reference files outside
* of the installed archive.
*
* @since sdk-repository-4.xsd or sdk-addon-2.xsd
*/
public String[] getProjectFiles() {
return mProjectFiles;
}
/**
* Returns the old_paths, a list of obsolete path names for the extra package.
*
* These can be used by the installer to migrate an extra package using one of the
* old paths into the new path.
*
* These can also be used to recognize "old" renamed packages as the same as
* the current one.
*
* @return A list of old paths. Can be empty but not null.
*/
public String[] getOldPaths() {
return PkgDescExtra.convertOldPaths(mOldPaths);
}
/**
* Returns the sanitized path folder name. It is a single-segment path.
*
* The package is installed in SDK/extras/vendor_name/path_name.
*/
public String getPath() {
// The XSD specifies the XML vendor and path should only contain [a-zA-Z0-9]+
// and cannot be empty. Let's be defensive and enforce that anyway since things
// like "____" are still valid values that we don't want to allow.
// Sanitize the path
String path = mPath.replaceAll("[^a-zA-Z0-9-]+", "_"); //$NON-NLS-1$
if (path.length() == 0 || path.equals("_")) { //$NON-NLS-1$
int h = path.hashCode();
path = String.format("extra%08x", h); //$NON-NLS-1$
}
return path;
}
/**
* Returns the vendor id.
*/
public String getVendorId() {
return mVendor.getId();
}
public String getVendorDisplay() {
return mVendor.getDisplay();
}
public String getDisplayName() {
return mDisplayName;
}
/** Transforms the legacy vendor name into a usable vendor id. */
private String sanitizeLegacyVendor(String vendorDisplay) {
// The XSD specifies the XML vendor and path should only contain [a-zA-Z0-9]+
// and cannot be empty. Let's be defensive and enforce that anyway since things
// like "____" are still valid values that we don't want to allow.
if (vendorDisplay != null && vendorDisplay.length() > 0) {
String vendor = vendorDisplay.trim();
// Sanitize the vendor
vendor = vendor.replaceAll("[^a-zA-Z0-9-]+", "_"); //$NON-NLS-1$
if (vendor.equals("_")) { //$NON-NLS-1$
int h = vendor.hashCode();
vendor = String.format("vendor%08x", h); //$NON-NLS-1$
}
return vendor;
}
return ""; //$NON-NLS-1$
}
/**
* Returns a string identifier to install this package from the command line.
* For extras, we use "extra-vendor-path".
*
* {@inheritDoc}
*/
@Override
public String installId() {
return String.format("extra-%1$s-%2$s", //$NON-NLS-1$
getVendorId(),
getPath());
}
/**
* Returns a description of this package that is suitable for a list display.
*
* {@inheritDoc}
*/
@Override
public String getListDescription() {
String ld = getListDisplay();
if (!ld.isEmpty()) {
return String.format("%1$s%2$s", ld, isObsolete() ? " (Obsolete)" : "");
}
String s = String.format("%1$s%2$s",
getDisplayName(),
isObsolete() ? " (Obsolete)" : ""); //$NON-NLS-2$
return s;
}
/**
* Returns a short description for an {@link IDescription}.
*/
@Override
public String getShortDescription() {
String ld = getListDisplay();
if (!ld.isEmpty()) {
return String.format("%1$s, revision %2$s%3$s",
ld,
getRevision().toShortString(),
isObsolete() ? " (Obsolete)" : "");
}
String s = String.format("%1$s, revision %2$s%3$s",
getDisplayName(),
getRevision().toShortString(),
isObsolete() ? " (Obsolete)" : ""); //$NON-NLS-2$
return s;
}
/**
* Returns a long description for an {@link IDescription}.
*
* The long description is whatever the XML contains for the <description> field,
* or the short description if the former is empty.
*/
@Override
public String getLongDescription() {
String s = String.format("%1$s, revision %2$s%3$s\nBy %4$s",
getDisplayName(),
getRevision().toShortString(),
isObsolete() ? " (Obsolete)" : "", //$NON-NLS-2$
getVendorDisplay());
String d = getDescription();
if (d != null && d.length() > 0) {
s += '\n' + d;
}
if (!getMinToolsRevision().equals(MIN_TOOLS_REV_NOT_SPECIFIED)) {
s += String.format("\nRequires tools revision %1$s",
getMinToolsRevision().toShortString());
}
if (getMinApiLevel() != MIN_API_LEVEL_NOT_SPECIFIED) {
s += String.format("\nRequires SDK Platform Android API %1$s", getMinApiLevel());
}
File localPath = getLocalArchivePath();
if (localPath != null) {
// For a local archive, also put the install path in the long description.
// This should help users locate the extra on their drive.
s += String.format("\nLocation: %1$s", localPath.getAbsolutePath());
} else {
// For a non-installed archive, indicate where it would be installed.
s += String.format("\nInstall path: %1$s",
getInstallSubFolder(null/*sdk root*/).getPath());
}
return s;
}
/**
* Computes a potential installation folder if an archive of this package were
* to be installed right away in the given SDK root.
*
* A "tool" package should always be located in SDK/tools.
*
* @param osSdkRoot The OS path of the SDK root folder. Must NOT be null.
* @param sdkManager An existing SDK manager to list current platforms and addons.
* Not used in this implementation.
* @return A new {@link File} corresponding to the directory to use to install this package.
*/
@Override
public File getInstallFolder(String osSdkRoot, SdkManager sdkManager) {
// First find if this extra is already installed. If so, reuse the same directory.
LocalSdkParser localParser = new LocalSdkParser();
Package[] pkgs = localParser.parseSdk(
osSdkRoot,
sdkManager,
LocalSdkParser.PARSE_EXTRAS,
new NullTaskMonitor(NullLogger.getLogger()));
for (Package pkg : pkgs) {
if (sameItemAs(pkg) && pkg instanceof ExtraPackage) {
File localPath = ((ExtraPackage) pkg).getLocalArchivePath();
if (localPath != null) {
return localPath;
}
}
}
return getInstallSubFolder(osSdkRoot);
}
/**
* Computes the "sub-folder" install path, relative to the given SDK root.
* For an extra package, this is generally ".../extra/vendor-id/path".
*
* @param osSdkRoot The OS path of the SDK root folder if known.
* This CAN be null, in which case the path will start at /extra.
* @return Either /extra/vendor/path or sdk-root/extra/vendor-id/path.
*/
private File getInstallSubFolder(@Nullable String osSdkRoot) {
// The /extras dir at the root of the SDK
File path = new File(osSdkRoot, SdkConstants.FD_EXTRAS);
String vendor = getVendorId();
if (vendor != null && vendor.length() > 0) {
path = new File(path, vendor);
}
String name = getPath();
if (name != null && name.length() > 0) {
path = new File(path, name);
}
return path;
}
@Override
public boolean sameItemAs(Package pkg) {
// Extra packages are similar if they have the same path and vendor
if (pkg instanceof ExtraPackage) {
ExtraPackage ep = (ExtraPackage) pkg;
return PkgDescExtra.compatibleVendorAndPath(mPkgDesc, ep.mPkgDesc);
}
return false;
}
/**
* For extra packages, we want to add vendor|path to the sorting key
* before the revision number.
*
* {@inheritDoc}
*/
@Override
protected String comparisonKey() {
String s = super.comparisonKey();
int pos = s.indexOf("|r:"); //$NON-NLS-1$
assert pos > 0;
s = s.substring(0, pos) +
"|ve:" + getVendorId() + //$NON-NLS-1$
"|pa:" + getPath() + //$NON-NLS-1$
s.substring(pos);
return s;
}
// ---
/**
* If this package is installed, returns the install path of the archive if valid.
* Returns null if not installed or if the path does not exist.
*/
private File getLocalArchivePath() {
Archive[] archives = getArchives();
if (archives.length == 1 && archives[0].isLocal()) {
File path = new File(archives[0].getLocalOsPath());
if (path.isDirectory()) {
return path;
}
}
return null;
}
@Override
public int hashCode() {
final int prime = 31;
int result = mMinToolsMixin.hashCode(super.hashCode());
result = prime * result + mMinApiLevel;
result = prime * result + ((mPath == null) ? 0 : mPath.hashCode());
result = prime * result + Arrays.hashCode(mProjectFiles);
result = prime * result + ((mVendor == null) ? 0 : mVendor.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!super.equals(obj)) {
return false;
}
if (!(obj instanceof ExtraPackage)) {
return false;
}
ExtraPackage other = (ExtraPackage) obj;
if (mMinApiLevel != other.mMinApiLevel) {
return false;
}
if (mPath == null) {
if (other.mPath != null) {
return false;
}
} else if (!mPath.equals(other.mPath)) {
return false;
}
if (!Arrays.equals(mProjectFiles, other.mProjectFiles)) {
return false;
}
if (mVendor == null) {
if (other.mVendor != null) {
return false;
}
} else if (!mVendor.equals(other.mVendor)) {
return false;
}
return mMinToolsMixin.equals(obj);
}
}
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