private void writeJarOptions(
String inputEntryOptionName, String outputEntryOptionName, ClassPath classPath) {
if (classPath != null) {
for (int index = 0; index < classPath.size(); index++) {
ClassPathEntry entry = classPath.get(index);
String optionName = entry.isOutput() ? outputEntryOptionName : inputEntryOptionName;
writer.print(optionName);
writer.print(' ');
writer.print(relativeFileName(entry.getFile()));
// Append the filters, if any.
boolean filtered = false;
// For backward compatibility, the aar and apk filters come
// first.
filtered = writeFilter(filtered, entry.getAarFilter());
filtered = writeFilter(filtered, entry.getApkFilter());
filtered = writeFilter(filtered, entry.getZipFilter());
filtered = writeFilter(filtered, entry.getEarFilter());
filtered = writeFilter(filtered, entry.getWarFilter());
filtered = writeFilter(filtered, entry.getJarFilter());
filtered = writeFilter(filtered, entry.getFilter());
if (filtered) {
writer.print(ConfigurationConstants.CLOSE_ARGUMENTS_KEYWORD);
}
writer.println();
}
}
}
/**
* Rescans the associated paths to recompute the available resources.
*
* @param logger status and error details are written here
*/
public void refresh(TreeLogger logger) {
PerfLogger.start("ResourceOracleImpl.refresh");
TreeLogger refreshBranch = Messages.REFRESHING_RESOURCES.branch(logger, null);
/*
* Allocate fresh data structures in anticipation of needing to honor the
* "new identity for the collections if anything changes" guarantee. Use a
* LinkedHashMap because we do not want the order to change.
*/
Map<String, ResourceData> newInternalMap = new LinkedHashMap<String, ResourceData>();
/*
* Walk across path roots (i.e. classpath entries) in priority order. This
* is a "reverse painter's algorithm", relying on being careful never to add
* a resource that has already been added to the new map under construction
* to create the effect that resources founder earlier on the classpath take
* precedence.
*
* Exceptions: super has priority over non-super; and if there are two super
* resources with the same path, the one with the higher-priority path
* prefix wins.
*/
for (ClassPathEntry pathRoot : classPath) {
TreeLogger branchForClassPathEntry =
Messages.EXAMINING_PATH_ROOT.branch(refreshBranch, pathRoot.getLocation(), null);
Map<AbstractResource, PathPrefix> resourceToPrefixMap =
pathRoot.findApplicableResources(branchForClassPathEntry, pathPrefixSet);
for (Entry<AbstractResource, PathPrefix> entry : resourceToPrefixMap.entrySet()) {
ResourceData newCpeData = new ResourceData(entry.getKey(), entry.getValue());
String resourcePath = newCpeData.resource.getPath();
ResourceData oldCpeData = newInternalMap.get(resourcePath);
// Old wins unless the new resource has higher priority.
if (oldCpeData == null || oldCpeData.compareTo(newCpeData) < 0) {
newInternalMap.put(resourcePath, newCpeData);
} else {
Messages.IGNORING_SHADOWED_RESOURCE.log(branchForClassPathEntry, resourcePath, null);
}
}
}
/*
* Update the newInternalMap to preserve identity for any resources that
* have not changed; also record whether or not there are ANY changes.
*
* There's definitely a change if the sizes don't match; even if the sizes
* do match, every new resource must match an old resource for there to be
* no changes.
*/
boolean didChange = internalMap.size() != newInternalMap.size();
for (Map.Entry<String, ResourceData> entry : newInternalMap.entrySet()) {
String resourcePath = entry.getKey();
ResourceData newData = entry.getValue();
ResourceData oldData = internalMap.get(resourcePath);
if (shouldUseNewResource(logger, oldData, newData)) {
didChange = true;
} else {
if (oldData.resource != newData.resource) {
newInternalMap.put(resourcePath, oldData);
}
}
}
if (!didChange) {
// Nothing to do, keep the same identities.
PerfLogger.end();
return;
}
internalMap = newInternalMap;
Map<String, Resource> externalMap = new HashMap<String, Resource>();
Set<Resource> externalSet = new HashSet<Resource>();
for (Entry<String, ResourceData> entry : internalMap.entrySet()) {
String path = entry.getKey();
ResourceData data = entry.getValue();
externalMap.put(path, data.resource);
externalSet.add(data.resource);
}
// Update exposed collections with new (unmodifiable) data structures.
exposedResources = Collections.unmodifiableSet(externalSet);
exposedResourceMap = Collections.unmodifiableMap(externalMap);
exposedPathNames = Collections.unmodifiableSet(externalMap.keySet());
PerfLogger.end();
}
/**
* Adds the contents of this class path element to the given class path.
*
* @param classPath the class path to be extended.
* @param output specifies whether this is an output entry or not.
*/
public void appendClassPathEntriesTo(ClassPath classPath, boolean output) {
File baseDir = getProject().getBaseDir();
String[] fileNames;
if (isReference()) {
// Get the referenced path or file set.
Object referencedObject = getCheckedRef(DataType.class, DataType.class.getName());
if (referencedObject instanceof Path) {
Path path = (Path) referencedObject;
// Get the names of the files in the referenced path.
fileNames = path.list();
} else if (referencedObject instanceof AbstractFileSet) {
AbstractFileSet fileSet = (AbstractFileSet) referencedObject;
// Get the names of the existing input files in the referenced file set.
DirectoryScanner scanner = fileSet.getDirectoryScanner(getProject());
baseDir = scanner.getBasedir();
fileNames = scanner.getIncludedFiles();
} else {
throw new BuildException(
"The refid attribute doesn't point to a <path> element or a <fileset> element");
}
} else {
// Get the names of the files in this path.
fileNames = list();
}
if (output) {
if (fileNames.length != 1) {
throw new BuildException(
"The <outjar> element must specify exactly one file or directory ["
+ fileNames.length
+ "]");
}
}
// else
// {
// if (fileNames.length < 1)
// {
// throw new BuildException("The <injar> element must specify at least one file or
// directory");
// }
// }
for (int index = 0; index < fileNames.length; index++) {
// Create a new class path entry, with the proper file name and
// any filters.
String fileName = fileNames[index];
File file = new File(fileName);
ClassPathEntry entry =
new ClassPathEntry(file.isAbsolute() ? file : new File(baseDir, fileName), output);
entry.setFilter(ListUtil.commaSeparatedList(filter));
entry.setApkFilter(ListUtil.commaSeparatedList(apkFilter));
entry.setJarFilter(ListUtil.commaSeparatedList(jarFilter));
entry.setAarFilter(ListUtil.commaSeparatedList(aarFilter));
entry.setWarFilter(ListUtil.commaSeparatedList(warFilter));
entry.setEarFilter(ListUtil.commaSeparatedList(earFilter));
entry.setZipFilter(ListUtil.commaSeparatedList(zipFilter));
// Add it to the class path.
classPath.add(entry);
}
}
/**
* Creates a DataEntryReader that can read the given class path entry.
*
* @param messagePrefix a prefix for messages that are printed out.
* @param classPathEntry the input class path entry.
* @param reader a data entry reader to which the reading of actual classes and resource files can
* be delegated.
* @return a DataEntryReader for reading the given class path entry.
*/
public static DataEntryReader createDataEntryReader(
String messagePrefix, ClassPathEntry classPathEntry, DataEntryReader reader) {
boolean isApk = classPathEntry.isApk();
boolean isJar = classPathEntry.isJar();
boolean isAar = classPathEntry.isAar();
boolean isWar = classPathEntry.isWar();
boolean isEar = classPathEntry.isEar();
boolean isZip = classPathEntry.isZip();
List filter = classPathEntry.getFilter();
List apkFilter = classPathEntry.getApkFilter();
List jarFilter = classPathEntry.getJarFilter();
List aarFilter = classPathEntry.getAarFilter();
List warFilter = classPathEntry.getWarFilter();
List earFilter = classPathEntry.getEarFilter();
List zipFilter = classPathEntry.getZipFilter();
System.out.println(
messagePrefix
+ (isApk
? "apk"
: isJar
? "jar"
: isAar ? "aar" : isWar ? "war" : isEar ? "ear" : isZip ? "zip" : "directory")
+ " ["
+ classPathEntry.getName()
+ "]"
+ (filter != null
|| apkFilter != null
|| jarFilter != null
|| aarFilter != null
|| warFilter != null
|| earFilter != null
|| zipFilter != null
? " (filtered)"
: ""));
// Add a filter, if specified.
if (filter != null) {
reader =
new FilteredDataEntryReader(
new DataEntryNameFilter(new ListParser(new FileNameParser()).parse(filter)), reader);
}
// Unzip any apks, if necessary.
reader = wrapInJarReader(reader, isApk, apkFilter, ".apk");
if (!isApk) {
// Unzip any jars, if necessary.
reader = wrapInJarReader(reader, isJar, jarFilter, ".jar");
if (!isJar) {
// Unzip any aars, if necessary.
reader = wrapInJarReader(reader, isAar, aarFilter, ".aar");
if (!isAar) {
// Unzip any wars, if necessary.
reader = wrapInJarReader(reader, isWar, warFilter, ".war");
if (!isWar) {
// Unzip any ears, if necessary.
reader = wrapInJarReader(reader, isEar, earFilter, ".ear");
if (!isEar) {
// Unzip any zips, if necessary.
reader = wrapInJarReader(reader, isZip, zipFilter, ".zip");
}
}
}
}
}
return reader;
}
