@Override
public PatternFilterable setIncludes(Iterable<String> arg0) {
return patternSet.setIncludes(arg0);
}
/**
* Perform the source replacement task.
*
* @throws IOException
*/
@TaskAction
public void run() throws IOException {
final PatternSet patternSet = new PatternSet();
patternSet.setIncludes(this.input.getIncludes());
patternSet.setExcludes(this.input.getExcludes());
if (this.output.exists()) {
// Remove the output directory if it exists to prevent any possible conflicts
FileUtil.deleteDirectory(this.output);
}
this.output.mkdirs();
this.output = this.output.getCanonicalFile();
// Resolve global and by-file replacements
final Map<String, String> globalReplacements = this.resolveReplacementsGlobal();
final Multimap<String, Map<String, String>> fileReplacements = this.resolveReplacementsByFile();
for (final DirectoryTree dirTree : this.input.getSrcDirTrees()) {
File dir = dirTree.getDir();
// handle non-existent source directories
if (!dir.exists() || !dir.isDirectory()) {
continue;
} else {
dir = dir.getCanonicalFile();
}
// this could be written as .matching(source), but it doesn't actually work
// because later on gradle casts it directly to PatternSet and crashes
final FileTree tree =
this.getProject().fileTree(dir).matching(this.input.getFilter()).matching(patternSet);
for (final File file : tree) {
final File destination = getDestination(file, dir, this.output);
destination.getParentFile().mkdirs();
destination.createNewFile();
boolean wasChanged = false;
String text = Files.toString(file, Charsets.UTF_8);
if (this.isIncluded(file)) {
for (Map.Entry<String, String> entry : globalReplacements.entrySet()) {
text = text.replaceAll(entry.getKey(), entry.getValue());
}
wasChanged = true;
}
final String path = this.getFilePath(file);
Collection<Map<String, String>> collection = fileReplacements.get(path);
if (collection != null && !collection.isEmpty()) {
for (Map<String, String> map : collection) {
for (Map.Entry<String, String> entry : map.entrySet()) {
text = text.replaceAll(entry.getKey(), entry.getValue());
}
}
wasChanged = true;
}
if (wasChanged) {
Files.write(text, destination, Charsets.UTF_8);
} else {
Files.copy(file, destination);
}
}
}
}
public CopySpec setIncludes(Iterable<String> includes) {
patternSet.setIncludes(includes);
return this;
}
public DefaultConfigurableFileTree setIncludes(Iterable<String> includes) {
patternSet.setIncludes(includes);
return this;
}