@Override
public boolean parsedHeader(HttpField field) {
HttpHeader header = field.getHeader();
String value = field.getValue();
if (value == null) value = "";
if (header != null) {
switch (header) {
case EXPECT:
if (_version.getVersion() >= HttpVersion.HTTP_1_1.getVersion()) {
HttpHeaderValue expect = HttpHeaderValue.CACHE.get(value);
switch (expect == null ? HttpHeaderValue.UNKNOWN : expect) {
case CONTINUE:
_expect100Continue = true;
break;
case PROCESSING:
_expect102Processing = true;
break;
default:
String[] values = value.split(",");
for (int i = 0; values != null && i < values.length; i++) {
expect = HttpHeaderValue.CACHE.get(values[i].trim());
if (expect == null) _expect = true;
else {
switch (expect) {
case CONTINUE:
_expect100Continue = true;
break;
case PROCESSING:
_expect102Processing = true;
break;
default:
_expect = true;
}
}
}
}
}
break;
case CONTENT_TYPE:
MimeTypes.Type mime = MimeTypes.CACHE.get(value);
String charset =
(mime == null || mime.getCharset() == null)
? MimeTypes.getCharsetFromContentType(value)
: mime.getCharset().toString();
if (charset != null) _request.setCharacterEncodingUnchecked(charset);
break;
default:
}
}
if (field.getName() != null) _request.getHttpFields().add(field);
return false;
}
@Override
public void setContentType(String contentType) {
if (isCommitted() || isIncluding()) return;
if (contentType == null) {
if (isWriting() && _characterEncoding != null) throw new IllegalSelectorException();
if (_locale == null) _characterEncoding = null;
_mimeType = null;
_contentType = null;
_fields.remove(HttpHeader.CONTENT_TYPE);
} else {
_contentType = contentType;
_mimeType = MimeTypes.CACHE.get(contentType);
String charset;
if (_mimeType != null && _mimeType.getCharset() != null)
charset = _mimeType.getCharset().toString();
else charset = MimeTypes.getCharsetFromContentType(contentType);
if (charset == null) {
if (_characterEncoding != null) {
_contentType = contentType + ";charset=" + _characterEncoding;
_mimeType = null;
}
} else if (isWriting() && !charset.equals(_characterEncoding)) {
// too late to change the character encoding;
_mimeType = null;
_contentType = MimeTypes.getContentTypeWithoutCharset(_contentType);
if (_characterEncoding != null)
_contentType = _contentType + ";charset=" + _characterEncoding;
} else {
_characterEncoding = charset;
}
HttpField field = HttpField.CONTENT_TYPE.get(_contentType);
if (field != null) _fields.put(field);
else _fields.put(HttpHeader.CONTENT_TYPE, _contentType);
}
}
/* ------------------------------------------------------------ */
CachedHttpContent(String pathInContext, Resource resource, CachedHttpContent gzipped) {
_key = pathInContext;
_resource = resource;
String contentType = _mimeTypes.getMimeByExtension(_resource.toString());
_contentType =
contentType == null
? null
: new PreEncodedHttpField(HttpHeader.CONTENT_TYPE, contentType);
_characterEncoding =
_contentType == null ? null : MimeTypes.getCharsetFromContentType(contentType);
_mimeType =
_contentType == null
? null
: MimeTypes.CACHE.get(MimeTypes.getContentTypeWithoutCharset(contentType));
boolean exists = resource.exists();
_lastModifiedValue = exists ? resource.lastModified() : -1L;
_lastModified =
_lastModifiedValue == -1
? null
: new PreEncodedHttpField(
HttpHeader.LAST_MODIFIED, DateGenerator.formatDate(_lastModifiedValue));
_contentLengthValue = exists ? (int) resource.length() : 0;
_contentLength =
new PreEncodedHttpField(HttpHeader.CONTENT_LENGTH, Long.toString(_contentLengthValue));
if (_cachedFiles.incrementAndGet() > _maxCachedFiles) shrinkCache();
_lastAccessed = System.currentTimeMillis();
_etag =
ResourceCache.this._etags
? new PreEncodedHttpField(HttpHeader.ETAG, resource.getWeakETag())
: null;
_gzipped = gzipped == null ? null : new CachedGzipHttpContent(this, gzipped);
}