@Override
public OutputStream getCacheOutputStream(SourceId sourceId) {
if (sourceId.getSourceSupplier() != this) return null;
if (sourceId.source1 != null) {
return mySup1.getCacheOutputStream(sourceId.source1);
} else {
return mySup2.getCacheOutputStream(sourceId.source2);
}
}
@Override
public boolean isAvailable(SourceId sourceId) {
if (sourceId.getStorage() != this) return false;
Path file = sourceFileForSource(sourceId);
try {
return Files.exists(file) && Files.getLastModifiedTime(file).equals(sourceId.myMtime);
} catch (IOException ignored) {
}
return false;
}
@Override
public OutputStream getCacheOutputStream(SourceId sourceId) {
if (sourceId.getStorage() != this) return null;
Path file = cacheFileForSource(sourceId);
try {
Files.createDirectories(file.getParent());
return Files.newOutputStream(file);
} catch (IOException ignored) {
}
return null;
}
@Override
public Abstract.ClassDefinition loadSource(SourceId sourceId, ErrorReporter errorReporter)
throws IOException {
if (sourceId.getStorage() != this) return null;
if (!isAvailable(sourceId)) return null;
Path file = sourceFileForSource(sourceId);
FileSource fileSource = new FileSource(sourceId, file);
Abstract.ClassDefinition definition = fileSource.load(errorReporter);
// Make sure we loaded the right revision
return Files.getLastModifiedTime(file).equals(sourceId.myMtime) ? definition : null;
}
@Override
public InputStream getCacheInputStream(SourceId sourceId) {
if (sourceId.getStorage() != this) return null;
Path file = cacheFileForSource(sourceId);
if (Files.isReadable(file)) {
try {
return Files.newInputStream(file);
} catch (IOException ignored) {
}
}
return null;
}
private Path cacheFileForSource(SourceId sourceId) {
return cacheFile(baseFile(sourceId.getModulePath()), sourceId.myMtime.toMillis());
}
private Path sourceFileForSource(SourceId sourceId) {
return sourceFile(baseFile(sourceId.getModulePath()));
}
