protected JsonParserBase(IOContext ctxt, int features) {
super();
_features = features;
_ioContext = ctxt;
_textBuffer = ctxt.constructTextBuffer();
_parsingContext = JsonReadContext.createRootContext();
}
/**
* Method called to release internal buffers owned by the base reader. This may be called along
* with {@link #_closeInput} (for example, when explicitly closing this reader instance), or
* separately (if need be).
*/
protected void _releaseBuffers() throws IOException {
_textBuffer.releaseBuffers();
char[] buf = _nameCopyBuffer;
if (buf != null) {
_nameCopyBuffer = null;
_ioContext.releaseNameCopyBuffer(buf);
}
}
/**
* Method that return the <b>starting</b> location of the current token; that is, position of the
* first character from input that starts the current token.
*/
@Override
public JsonLocation getTokenLocation() {
return new JsonLocation(
_ioContext.getSourceReference(),
getTokenCharacterOffset(),
getTokenLineNr(),
getTokenColumnNr());
}
/**
* Method called when an EOF is encountered between tokens. If so, it may be a legitimate EOF, but
* only iff there is no open non-root context.
*/
@Override
protected void _handleEOF() throws JsonParseException {
if (!_parsingContext.inRoot()) {
_reportInvalidEOF(
": expected close marker for "
+ _parsingContext.getTypeDesc()
+ " (from "
+ _parsingContext.getStartLocation(_ioContext.getSourceReference())
+ ")");
}
}
protected void _reportMismatchedEndMarker(int actCh, char expCh) throws JsonParseException {
String startDesc = "" + _parsingContext.getStartLocation(_ioContext.getSourceReference());
_reportError(
"Unexpected close marker '"
+ ((char) actCh)
+ "': expected '"
+ expCh
+ "' (for "
+ _parsingContext.getTypeDesc()
+ " starting at "
+ startDesc
+ ")");
}
/**
* Method that returns location of the last processed character; usually for error reporting
* purposes
*/
@Override
public JsonLocation getCurrentLocation() {
int col = _inputPtr - _currInputRowStart + 1; // 1-based
return new JsonLocation(
_ioContext.getSourceReference(), _currInputProcessed + _inputPtr - 1, _currInputRow, col);
}