/** Helper method for the above. */
private <T> boolean setOrUnsetOrdering(
final Class<T> category, final boolean set, final Filter service1, final Filter service2) {
boolean done = false;
T impl1 = null;
T impl2 = null;
for (final Iterator<? extends T> it = getServiceProviders(category, false); it.hasNext(); ) {
final T factory = it.next();
if (service1.filter(factory)) impl1 = factory;
if (service2.filter(factory)) impl2 = factory;
if (impl1 != null && impl2 != null && impl1 != impl2) {
if (set) done |= setOrdering(category, impl1, impl2);
else done |= unsetOrdering(category, impl1, impl2);
}
}
return done;
}
/**
* Returns {@code true} is the specified {@code factory} meets the requirements specified by a map
* of {@code hints} and the filter. This method is the entry point for the following public
* methods:
*
* <ul>
* <li>Singleton {@link #getServiceProvider (Class category, Filter, Hints, Hints.Key)}
* <li>Iterator {@link #getServiceProviders(Class category, Filter, Hints)}
* </ul>
*
* @param candidate The factory to checks.
* @param category The factory category. Usually an interface.
* @param hints The optional user requirements, or {@code null}.
* @param filter The optional filter, or {@code null}.
* @return {@code true} if the {@code factory} meets the user requirements.
*/
final <T> boolean isAcceptable(
final T candidate, final Class<T> category, final Hints hints, final Filter filter) {
if (filter != null && !filter.filter(candidate)) {
return false;
}
/*
* Note: isAvailable(...) must be tested before checking the hints, because in current
* Geotools implementation (especially DeferredAuthorityFactory), some hints computation
* are deferred until a connection to the database is etablished (which 'isAvailable'
* does in order to test the connection).
*/
if (!isAvailable(candidate)) {
return false;
}
if (hints != null) {
if (candidate instanceof Factory) {
if (!usesAcceptableHints((Factory) candidate, category, hints, (Set<Factory>) null)) {
return false;
}
}
}
/*
* Checks for optional user conditions supplied in FactoryRegistry subclasses.
*/
return isAcceptable(candidate, category, hints);
}
/**
* parseLine calls the other parse methods to parse the given text.
*
* @param line
*/
protected int parseLine(String line, TestElement el) {
int count = 0;
// we clean the line to get
// rid of extra stuff
String cleanedLine = this.cleanURL(line);
log.debug("parsing line: " + line);
// now we set request method
el.setProperty(HTTPSamplerBase.METHOD, RMETHOD);
if (FILTER != null) {
log.debug("filter is not null");
if (!FILTER.isFiltered(line, el)) {
log.debug("line was not filtered");
// increment the current count
count++;
// we filter the line first, before we try
// to separate the URL into file and
// parameters.
line = FILTER.filter(cleanedLine);
if (line != null) {
createUrl(line, el);
}
} else {
log.debug("Line was filtered");
}
} else {
log.debug("filter was null");
// increment the current count
count++;
// in the case when the filter is not set, we
// parse all the lines
createUrl(cleanedLine, el);
}
return count;
}
@VisibleForTesting
void doClean(long projectId, List<Filter> filters, DbSession session) {
List<PurgeableSnapshotDto> history = selectProjectSnapshots(projectId, session);
for (Filter filter : filters) {
filter.log();
delete(filter.filter(history), session);
}
}
public void testControlled() {
Filter filter = new EqualWidthFilter();
double[] orig = {0.1, 3.4, 3.5, 3.6, 7.0, 9.0, 6.0, 4.4, 2.5, 3.9, 4.5, 2.8};
filter.filter(orig);
}
@Override
public boolean filter(Object fo) {
boolean rc = false;
for (Filter f : flist) {
rc = rc || f.filter(fo);
if (rc) break;
}
return rc;
}
public void testRandom() {
Filter filter = new EqualWidthFilter();
double[] orig = new double[21];
for (int i = 0; i < orig.length; ++i) {
orig[i] = Math.random() * 20;
}
filter.filter(orig);
}
public static Value filter_var(
Env env, @ReadOnly Value value, @Optional Value filterIdV, @Optional Value flagV) {
if (value.isArray()) {
return BooleanValue.FALSE;
}
Filter filter = getFilter(env, filterIdV);
if (filter == null) {
return BooleanValue.FALSE;
}
return filter.filter(env, value, flagV);
}
public Value filter_input_array(
Env env, int type, @Optional Value definition, @Optional("true") boolean isAddEmpty) {
ArrayValue inputArray;
switch (type) {
case INPUT_POST:
inputArray = env.getInputPostArray();
break;
case INPUT_GET:
inputArray = env.getInputGetArray();
break;
case INPUT_COOKIE:
inputArray = env.getInputCookieArray();
break;
case INPUT_ENV:
inputArray = env.getInputEnvArray();
break;
default:
return env.warning(L.l("filter input type is unknown: {0}", type));
}
Filter filter = getFilter(env, definition);
ArrayValue array = new ArrayValueImpl();
for (Map.Entry<Value, Value> entry : inputArray.entrySet()) {
Value key = entry.getKey();
Value value = entry.getValue();
Value newKey = filter.filter(env, key, definition);
Value newValue = filter.filter(env, value, definition);
array.put(newKey, newValue);
}
return array;
}
private void handleArchive(File file) throws IOException {
if (_logger.isDebugEnabled()) {
_logger.debug("Scanning archive: " + file.getAbsolutePath());
}
ZipFile zip = new ZipFile(file);
Enumeration<? extends ZipEntry> entries = zip.entries();
while (entries.hasMoreElements()) {
if (!_filter.continueScanning()) {
break;
}
ZipEntry entry = entries.nextElement();
String name = entry.getName();
_filter.filter(name);
}
}
@Override
public boolean hasNext() {
canremove = false;
if (nextObject != null) {
return true;
}
while (iterator.hasNext()) {
final Object obj = iterator.next();
final T f = filter.filter(obj);
if (f != null) {
nextObject = f;
return true;
}
}
return false;
}
private void handleDirectory(File file, String path) {
if (_logger.isDebugEnabled()) {
_logger.debug("Scanning directory: " + file.getAbsolutePath());
}
for (File child : file.listFiles()) {
if (!_filter.continueScanning()) {
break;
}
String newPath = path == null ? child.getName() : path + '/' + child.getName();
if (child.isDirectory()) {
handleDirectory(child, newPath);
} else {
_filter.filter(newPath);
}
}
}
public static void copyFileFiltering(
@NotNull File from,
@NotNull File to,
boolean append,
@NotNull String encoding,
@NotNull List<Filter> filters,
List<String> linesToInsert,
List<String> linesToAppend)
throws IOException {
BufferedReader reader = null;
PrintWriter writer = null;
try {
reader = new BufferedReader(new InputStreamReader(new FileInputStream(from), encoding));
writer = new PrintWriter(new OutputStreamWriter(createOutputStream(to, append), encoding));
for (String s : linesToInsert) {
writer.println(s);
}
String line;
while ((line = reader.readLine()) != null) {
for (Filter filter : filters) {
line = filter.filter(line);
}
writer.println(line);
}
for (String s : linesToAppend) {
writer.println(s);
}
} finally {
close(reader);
close(writer);
}
}
public static Value filter_input(
Env env, int type, StringValue name, @Optional Value filterIdV, @Optional Value flagV) {
ArrayValue array;
switch (type) {
case INPUT_POST:
array = env.getInputPostArray();
break;
case INPUT_GET:
array = env.getInputGetArray();
break;
case INPUT_COOKIE:
array = env.getInputCookieArray();
break;
case INPUT_ENV:
array = env.getInputEnvArray();
break;
default:
return env.warning(L.l("filter input type is unknown: {0}", type));
}
Filter filter = getFilter(env, filterIdV);
Value value = array.get(name);
if (value == UnsetValue.UNSET) {
int flags = AbstractFilter.getFlags(env, flagV);
if ((flags & FILTER_NULL_ON_FAILURE) > 0) {
return BooleanValue.FALSE;
} else {
return NullValue.NULL;
}
}
return filter.filter(env, value, flagV);
}
// ********************** PlugInTemplate Overrides *************************//
protected void processRequest(ChannelMap fwdData, PlugInChannelMap out) throws SAPIException {
if (fwdData.NumberOfChannels() == 0) return;
// Override member defaults with dynamic options:
int minDecimation = this.minDecimation, maxSamples = this.maxSamples;
boolean antiAlias = this.antiAlias;
java.util.Properties opts = getRequestOptions();
String temp;
if ((temp = opts.getProperty("minDecimation")) != null) minDecimation = Integer.parseInt(temp);
if ((temp = opts.getProperty("maxSamples")) != null) maxSamples = Integer.parseInt(temp);
if ((temp = opts.getProperty("antiAlias")) != null) antiAlias = "true".equals(temp);
// 2007/08/15 WHF maxSamples applies to all channels:
// 2007/08/15 WHF Changed their mind. Uncomment to re-enable.
/*if (fwdData.NumberOfChannels() == 0) return;
maxSamples /= fwdData.NumberOfChannels();
if (maxSamples < 1) maxSamples = 1; */
for (int index = 0; index < fwdData.NumberOfChannels(); ++index) {
Object data;
// Will add if necessary, otherwise just a lookup:
int outIndex = out.Add(fwdData.GetName(index));
// data = GetDataAsArray.get(fwdData, index);
data = fwdData.GetDataAsArray(index);
if (data == null) {
System.err.println("ResamplePlugIn: Unsupported datatype.");
continue;
}
int npts = Array.getLength(data);
if (npts <= maxSamples && minDecimation < 2) {
// length okay, just copy:
out.PutTimeRef(fwdData, index);
out.PutDataRef(outIndex, fwdData, index);
continue;
}
// Calculate the decimation factor for this set:
int ndeci = (int) Math.ceil(((double) npts) / maxSamples);
if (ndeci < minDecimation) ndeci = minDecimation;
double[] ddata = null;
if (antiAlias) {
if (fwdData.GetType(index) == ChannelMap.TYPE_FLOAT64) {
ddata = (double[]) data;
} else {
ddata = new double[npts];
for (int ii = 0; ii < npts; ++ii) ddata[ii] = Array.getDouble(data, ii);
}
double[] dataOut = new double[ddata.length];
Filter lowPass = new Filter(1.0 / ndeci);
lowPass.filter(ddata, dataOut);
data = dataOut;
}
Object result = decimate(data, ndeci);
out.PutTime(fwdData.GetTimeStart(index), fwdData.GetTimeDuration(index));
if (antiAlias) {
out.PutDataAsFloat64(outIndex, (double[]) result);
} else {
switch (fwdData.GetType(index)) {
case ChannelMap.TYPE_FLOAT32:
out.PutDataAsFloat32(outIndex, (float[]) result);
break;
case ChannelMap.TYPE_FLOAT64:
out.PutDataAsFloat64(outIndex, (double[]) result);
break;
case ChannelMap.TYPE_INT16:
out.PutDataAsInt16(outIndex, (short[]) result);
break;
case ChannelMap.TYPE_INT32:
out.PutDataAsInt32(outIndex, (int[]) result);
break;
case ChannelMap.TYPE_INT64:
out.PutDataAsInt64(outIndex, (long[]) result);
break;
case ChannelMap.TYPE_INT8:
out.PutDataAsInt8(outIndex, (byte[]) result);
break;
}
}
}
}
