| /* |
| * Copyright (C) 2015 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.repository.local; |
| |
| import com.android.SdkConstants; |
| import com.android.annotations.NonNull; |
| import com.android.annotations.Nullable; |
| import com.android.sdklib.io.IFileOp; |
| import com.android.sdklib.repository.FullRevision; |
| import com.android.sdklib.repository.MajorRevision; |
| import com.android.sdklib.repository.NoPreviewRevision; |
| import com.android.sdklib.repository.PkgProps; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Properties; |
| |
| /** |
| * Misc utilities to help extracting elements and attributes out of a repository XML document. |
| */ |
| class PackageParserUtils { |
| /** |
| * Utility method to parse the {@link PkgProps#PKG_REVISION} property as a full |
| * revision (major.minor.micro.preview). |
| * |
| * @param props The properties to parse. |
| * @return A {@link FullRevision} or null if there is no such property or it couldn't be parsed. |
| * @param propKey The name of the property. Must not be null. |
| */ |
| @Nullable |
| public static FullRevision getPropertyFull( |
| @Nullable Properties props, |
| @NonNull String propKey) { |
| String revStr = getProperty(props, propKey, null); |
| |
| FullRevision rev = null; |
| if (revStr != null) { |
| try { |
| rev = FullRevision.parseRevision(revStr); |
| } catch (NumberFormatException ignore) {} |
| } |
| |
| return rev; |
| } |
| |
| /** |
| * Utility method to parse the {@link PkgProps#PKG_REVISION} property as a major |
| * revision (major integer, no minor/micro/preview parts.) |
| * |
| * @param props The properties to parse. |
| * @return A {@link MajorRevision} or null if there is no such property or it couldn't be parsed. |
| * @param propKey The name of the property. Must not be null. |
| */ |
| @Nullable |
| public static MajorRevision getPropertyMajor( |
| @Nullable Properties props, |
| @NonNull String propKey) { |
| String revStr = getProperty(props, propKey, null); |
| |
| MajorRevision rev = null; |
| if (revStr != null) { |
| try { |
| rev = MajorRevision.parseRevision(revStr); |
| } catch (NumberFormatException ignore) {} |
| } |
| |
| return rev; |
| } |
| |
| /** |
| * Utility method to parse the {@link PkgProps#PKG_REVISION} property as a no-preview |
| * revision (major.minor.micro integers but no preview part.) |
| * |
| * @param props The properties to parse. |
| * @return A {@link NoPreviewRevision} or |
| * null if there is no such property or it couldn't be parsed. |
| * @param propKey The name of the property. Must not be null. |
| */ |
| @Nullable |
| public static NoPreviewRevision getPropertyNoPreview( |
| @Nullable Properties props, |
| @NonNull String propKey) { |
| String revStr = getProperty(props, propKey, null); |
| |
| NoPreviewRevision rev = null; |
| if (revStr != null) { |
| try { |
| rev = NoPreviewRevision.parseRevision(revStr); |
| } catch (NumberFormatException ignore) {} |
| } |
| |
| return rev; |
| } |
| |
| |
| /** |
| * Utility method that returns a property from a {@link Properties} object. |
| * Returns the default value if props is null or if the property is not defined. |
| * |
| * @param props The {@link Properties} to search into. |
| * If null, the default value is returned. |
| * @param propKey The name of the property. Must not be null. |
| * @param defaultValue The default value to return if {@code props} is null or if the |
| * key is not found. Can be null. |
| * @return The string value of the given key in the properties, or null if the key |
| * isn't found or if {@code props} is null. |
| */ |
| @Nullable |
| public static String getProperty( |
| @Nullable Properties props, |
| @NonNull String propKey, |
| @Nullable String defaultValue) { |
| if (props == null) { |
| return defaultValue; |
| } |
| return props.getProperty(propKey, defaultValue); |
| } |
| |
| |
| /** |
| * Parses the skin folder and builds the skin list. |
| * @param skinRootFolder The path to the skin root folder. |
| */ |
| @NonNull |
| public static List<File> parseSkinFolder(@NonNull File skinRootFolder, @NonNull IFileOp fileOp) { |
| if (fileOp.isDirectory(skinRootFolder)) { |
| ArrayList<File> skinList = new ArrayList<File>(); |
| |
| File[] files = fileOp.listFiles(skinRootFolder); |
| |
| for (File skinFolder : files) { |
| if (fileOp.isDirectory(skinFolder)) { |
| // check for layout file |
| File layout = new File(skinFolder, SdkConstants.FN_SKIN_LAYOUT); |
| |
| if (fileOp.isFile(layout)) { |
| // for now we don't parse the content of the layout and |
| // simply add the directory to the list. |
| skinList.add(skinFolder); |
| } |
| } |
| } |
| |
| Collections.sort(skinList); |
| return skinList; |
| } |
| |
| return Collections.emptyList(); |
| } |
| |
| } |