/**
* Returns the list of source files for a given resource. Optionally, if a {@link
* FolderConfiguration} is given, then only the best match for this config is returned.
*
* @param type the type of the resource.
* @param name the name of the resource.
* @param referenceConfig an optional config for which only the best match will be returned.
* @return a list of files generating this resource or null if it was not found.
*/
@Nullable
public List<ResourceFile> getSourceFiles(
@NonNull ResourceType type,
@NonNull String name,
@Nullable FolderConfiguration referenceConfig) {
ensureInitialized();
Collection<ResourceItem> items = getResourceItemsOfType(type);
for (ResourceItem item : items) {
if (name.equals(item.getName())) {
if (referenceConfig != null) {
Configurable match = referenceConfig.findMatchingConfigurable(item.getSourceFileList());
if (match instanceof ResourceFile) {
return Collections.singletonList((ResourceFile) match);
}
return null;
}
return item.getSourceFileList();
}
}
return null;
}
/**
* Returns the {@link ResourceFile} matching the given name, {@link ResourceType} and
* configuration.
*
* <p>This only works with files generating one resource named after the file (for instance,
* layouts, bitmap based drawable, xml, anims).
*
* @param name the resource name or file name
* @param type the folder type search for
* @param config the folder configuration to match for
* @return the matching file or <code>null</code> if no match was found.
*/
@Nullable
public ResourceFile getMatchingFile(
@NonNull String name, @NonNull ResourceType type, @NonNull FolderConfiguration config) {
ensureInitialized();
String resourceName = name;
int dot = resourceName.indexOf('.');
if (dot != -1) {
resourceName = resourceName.substring(0, dot);
}
Map<String, ResourceItem> items = mResourceMap.get(type);
if (items != null) {
ResourceItem item = items.get(resourceName);
if (item != null) {
List<ResourceFile> files = item.getSourceFileList();
if (files != null) {
if (files.size() > 1) {
ResourceValue value = item.getResourceValue(type, config, isFrameworkRepository());
if (value != null) {
String v = value.getValue();
if (v != null) {
ResourceUrl url = ResourceUrl.parse(v);
if (url != null) {
return getMatchingFile(url.name, url.type, config);
} else {
// Looks like the resource value is pointing to a file
// It's most likely one of the source files for this
// resource item, so check those first
for (ResourceFile f : files) {
if (v.equals(f.getFile().getOsLocation())) {
// Found the file
return f;
}
}
// No; look up the resource file from the full path
File file = new File(v);
if (file.exists()) {
ResourceFile f = findResourceFile(file);
if (f != null) {
return f;
}
}
}
}
}
} else if (files.size() == 1) {
// Single file: see if it matches
ResourceFile matchingFile = files.get(0);
if (matchingFile.getFolder().getConfiguration().isMatchFor(config)) {
return matchingFile;
}
}
}
}
}
return null;
}
