private object PerThreadJavaCoder(int index)
{
var elem = perThreadJavaCodersMap.get(this);
if (elem == null)
{
var elemNew = new java.util.concurrent.atomic.AtomicReferenceArray(2);
elem = perThreadJavaCodersMap.putIfAbsent(this, elemNew) ?? elemNew;
}
var coders = (java.util.concurrent.atomic.AtomicReferenceArray)elem;
elem = coders.get(index);
if (elem == null)
{
var elemNew = (index == 0)
? (object)JavaCharset.newDecoder()
.onUnmappableCharacter(java.nio.charset.CodingErrorAction.REPLACE)
.onMalformedInput(java.nio.charset.CodingErrorAction.REPLACE)
: (object)JavaCharset.newEncoder()
.onUnmappableCharacter(java.nio.charset.CodingErrorAction.REPLACE)
.onMalformedInput(java.nio.charset.CodingErrorAction.REPLACE);
elem = coders.getAndSet(index, elemNew) ?? elemNew;
}
return(elem);
}
/// <summary>
/// Constructs a new InputStreamReader on the InputStream
/// <code>in</code>
/// and
/// Charset
/// <code>charset</code>
/// .
/// </summary>
/// <param name="in">the source InputStream from which to read characters.</param>
/// <param name="charset">the Charset that defines the character converter</param>
public InputStreamReader(java.io.InputStream @in, java.nio.charset.Charset charset
) : base(@in)
{
this.@in = @in;
decoder = charset.newDecoder().onMalformedInput(java.nio.charset.CodingErrorAction
.REPLACE).onUnmappableCharacter(java.nio.charset.CodingErrorAction.REPLACE);
bytes.limit(0);
}
public Reader resolve(URI absoluteURI, string encoding, Configuration config)
{
if (encoding == null)
{
encodings.TryGetValue(new Uri(absoluteURI.ToString()), out encoding);
}
if (encoding == null)
{
encoding = "utf-8";
}
try
{
// The following is necessary to ensure that encoding errors are not recovered.
java.nio.charset.Charset charset = java.nio.charset.Charset.forName(encoding);
java.nio.charset.CharsetDecoder decoder = charset.newDecoder();
decoder = decoder.onMalformedInput(java.nio.charset.CodingErrorAction.REPORT);
decoder = decoder.onUnmappableCharacter(java.nio.charset.CodingErrorAction.REPORT);
Object obj;
resources.TryGetValue(new Uri(absoluteURI.ToString()), out obj);
if (obj is java.io.File)
{
return(new BufferedReader(new InputStreamReader(new FileInputStream((java.io.File)obj), decoder)));
}
else
{
resources.TryGetValue(new Uri(absoluteURI.ToString()), out obj);
URL resource = (URL)obj;
if (resource == null)
{
resource = absoluteURI.toURL();
//throw new XPathException("Unparsed text resource " + absoluteURI + " not registered in catalog", "FOUT1170");
}
java.io.InputStream in1 = resource.openConnection().getInputStream();
return(new BufferedReader(new InputStreamReader(in1, decoder)));
}
// return new InputStreamReader(new FileInputStream(resources.get(absoluteURI)), encoding);
}
catch (java.lang.Exception ioe)
{
throw new Exception(ioe.getMessage() + "FOUT1170");
}
/*catch (IllegalCharsetNameException icne)
* {
* throw new XPathException("Invalid encoding name: " + encoding, "FOUT1190");
* }
* catch (UnsupportedCharsetException uce)
* {
* throw new XPathException("Invalid encoding name: " + encoding, "FOUT1190");
* }*/
}
// default implementation is empty
/// <summary>
/// Checks if the given argument is legal as this encoder's replacement byte
/// array.
/// </summary>
/// <remarks>
/// Checks if the given argument is legal as this encoder's replacement byte
/// array.
/// The given byte array is legal if and only if it can be decode into
/// sixteen bits Unicode characters.
/// This method can be overridden for performance improvement.
/// </remarks>
/// <param name="replacement">the given byte array to be checked.</param>
/// <returns>
/// true if the the given argument is legal as this encoder's
/// replacement byte array.
/// </returns>
public virtual bool isLegalReplacement(byte[] replacement_1)
{
if (decoder == null)
{
decoder = cs.newDecoder();
decoder.onMalformedInput(java.nio.charset.CodingErrorAction.REPORT);
decoder.onUnmappableCharacter(java.nio.charset.CodingErrorAction.REPORT);
}
java.nio.ByteBuffer @in = java.nio.ByteBuffer.wrap(replacement_1);
java.nio.CharBuffer @out = java.nio.CharBuffer.allocate((int)(replacement_1.Length
* decoder.maxCharsPerByte()));
java.nio.charset.CoderResult result = decoder.decode(@in, @out, true);
return(!result.isError());
}
