return Event.STREAM_END;
}
};
table[P_IMPLICIT_DOCUMENT] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (!(type == DIRECTIVE || type == DOCUMENT_START || type == STREAM_END)) {
parseStack.add(0, table[P_DOCUMENT_END]);
parseStack.add(0, table[P_BLOCK_NODE]);
parseStack.add(0, table[P_DOCUMENT_START_IMPLICIT]);
}
return null;
}
};
table[P_EXPLICIT_DOCUMENT] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() != STREAM_END) {
parseStack.add(0, table[P_EXPLICIT_DOCUMENT]);
parseStack.add(0, table[P_DOCUMENT_END]);
parseStack.add(0, table[P_BLOCK_NODE]);
parseStack.add(0, table[P_DOCUMENT_START]);
}
return null;
}
};
table[P_DOCUMENT_START] = new Production() {
public Event produce () {
Token token = tokenizer.peekNextToken();
DocumentStartEvent documentStartEvent = processDirectives(true);
if (tokenizer.peekNextTokenType() != DOCUMENT_START)
throw new ParserException("Expected 'document start' but found: " + token.type);
tokenizer.getNextToken();
return documentStartEvent;
}
};
table[P_DOCUMENT_START_IMPLICIT] = new Production() {
public Event produce () {
return processDirectives(false);
}
};
table[P_DOCUMENT_END] = new Production() {
public Event produce () {
boolean explicit = false;
while (tokenizer.peekNextTokenType() == DOCUMENT_END) {
tokenizer.getNextToken();
explicit = true;
}
return explicit ? Event.DOCUMENT_END_TRUE : Event.DOCUMENT_END_FALSE;
}
};
table[P_BLOCK_NODE] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == DIRECTIVE || type == DOCUMENT_START || type == DOCUMENT_END || type == STREAM_END)
parseStack.add(0, table[P_EMPTY_SCALAR]);
else if (type == ALIAS)
parseStack.add(0, table[P_ALIAS]);
else {
parseStack.add(0, table[P_PROPERTIES_END]);
parseStack.add(0, table[P_BLOCK_CONTENT]);
parseStack.add(0, table[P_PROPERTIES]);
}
return null;
}
};
table[P_BLOCK_CONTENT] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == BLOCK_SEQUENCE_START)
parseStack.add(0, table[P_BLOCK_SEQUENCE]);
else if (type == BLOCK_MAPPING_START)
parseStack.add(0, table[P_BLOCK_MAPPING]);
else if (type == FLOW_SEQUENCE_START)
parseStack.add(0, table[P_FLOW_SEQUENCE]);
else if (type == FLOW_MAPPING_START)
parseStack.add(0, table[P_FLOW_MAPPING]);
else if (type == SCALAR)
parseStack.add(0, table[P_SCALAR]);
else
throw new ParserException("Expected a sequence, mapping, or scalar but found: " + type);
return null;
}
};
table[P_PROPERTIES] = new Production() {
public Event produce () {
String anchor = null, tagHandle = null, tagSuffix = null;
if (tokenizer.peekNextTokenType() == ANCHOR) {
anchor = ((AnchorToken)tokenizer.getNextToken()).getInstanceName();
if (tokenizer.peekNextTokenType() == TAG) {
TagToken tagToken = (TagToken)tokenizer.getNextToken();
tagHandle = tagToken.getHandle();
tagSuffix = tagToken.getSuffix();
}
} else if (tokenizer.peekNextTokenType() == TAG) {
TagToken tagToken = (TagToken)tokenizer.getNextToken();
tagHandle = tagToken.getHandle();
tagSuffix = tagToken.getSuffix();
if (tokenizer.peekNextTokenType() == ANCHOR) anchor = ((AnchorToken)tokenizer.getNextToken()).getInstanceName();
}
String tag = null;
if (tagHandle != null && !tagHandle.equals("!")) {
if (!tagHandles.containsKey(tagHandle)) throw new ParserException("Undefined tag handle: " + tagHandle);
tag = tagHandles.get(tagHandle) + tagSuffix;
} else
tag = tagSuffix;
anchors.add(0, anchor);
tags.add(0, tag);
return null;
}
};
table[P_PROPERTIES_END] = new Production() {
public Event produce () {
anchors.remove(0);
tags.remove(0);
return null;
}
};
table[P_FLOW_CONTENT] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == FLOW_SEQUENCE_START)
parseStack.add(0, table[P_FLOW_SEQUENCE]);
else if (type == FLOW_MAPPING_START)
parseStack.add(0, table[P_FLOW_MAPPING]);
else if (type == SCALAR)
parseStack.add(0, table[P_SCALAR]);
else
throw new ParserException("Expected a sequence, mapping, or scalar but found: " + type);
return null;
}
};
table[P_BLOCK_SEQUENCE] = new Production() {
public Event produce () {
parseStack.add(0, table[P_BLOCK_SEQUENCE_END]);
parseStack.add(0, table[P_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_BLOCK_SEQUENCE_START]);
return null;
}
};
table[P_BLOCK_MAPPING] = new Production() {
public Event produce () {
parseStack.add(0, table[P_BLOCK_MAPPING_END]);
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY]);
parseStack.add(0, table[P_BLOCK_MAPPING_START]);
return null;
}
};
table[P_FLOW_SEQUENCE] = new Production() {
public Event produce () {
parseStack.add(0, table[P_FLOW_SEQUENCE_END]);
parseStack.add(0, table[P_FLOW_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_FLOW_SEQUENCE_START]);
return null;
}
};
table[P_FLOW_MAPPING] = new Production() {
public Event produce () {
parseStack.add(0, table[P_FLOW_MAPPING_END]);
parseStack.add(0, table[P_FLOW_MAPPING_ENTRY]);
parseStack.add(0, table[P_FLOW_MAPPING_START]);
return null;
}
};
table[P_SCALAR] = new Production() {
public Event produce () {
ScalarToken token = (ScalarToken)tokenizer.getNextToken();
boolean[] implicit = null;
if (token.getPlain() && tags.get(0) == null || "!".equals(tags.get(0)))
implicit = new boolean[] {true, false};
else if (tags.get(0) == null)
implicit = new boolean[] {false, true};
else
implicit = new boolean[] {false, false};
return new ScalarEvent(anchors.get(0), tags.get(0), implicit, token.getValue(), token.getStyle());
}
};
table[P_BLOCK_SEQUENCE_ENTRY] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() == BLOCK_ENTRY) {
tokenizer.getNextToken();
TokenType type = tokenizer.peekNextTokenType();
if (type == BLOCK_ENTRY || type == BLOCK_END) {
parseStack.add(0, table[P_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_EMPTY_SCALAR]);
} else {
parseStack.add(0, table[P_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_BLOCK_NODE]);
}
}
return null;
}
};
table[P_BLOCK_MAPPING_ENTRY] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == KEY) {
tokenizer.getNextToken();
type = tokenizer.peekNextTokenType();
if (type == KEY || type == VALUE || type == BLOCK_END) {
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY]);
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY_VALUE]);
parseStack.add(0, table[P_EMPTY_SCALAR]);
} else {
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY]);
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY_VALUE]);
parseStack.add(0, table[P_BLOCK_NODE_OR_INDENTLESS_SEQUENCE]);
parseStack.add(0, table[P_PROPERTIES]);
}
} else if (type == VALUE) {
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY]);
parseStack.add(0, table[P_BLOCK_MAPPING_ENTRY_VALUE]);
parseStack.add(0, table[P_EMPTY_SCALAR]);
}
return null;
}
};
table[P_BLOCK_MAPPING_ENTRY_VALUE] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == VALUE) {
tokenizer.getNextToken();
type = tokenizer.peekNextTokenType();
if (type == KEY || type == VALUE || type == BLOCK_END)
parseStack.add(0, table[P_EMPTY_SCALAR]);
else {
parseStack.add(0, table[P_BLOCK_NODE_OR_INDENTLESS_SEQUENCE]);
parseStack.add(0, table[P_PROPERTIES]);
}
} else if (type == KEY) parseStack.add(0, table[P_EMPTY_SCALAR]);
return null;
}
};
table[P_BLOCK_NODE_OR_INDENTLESS_SEQUENCE] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == ALIAS)
parseStack.add(0, table[P_ALIAS]);
else if (type == BLOCK_ENTRY) {
parseStack.add(0, table[P_INDENTLESS_BLOCK_SEQUENCE]);
} else {
parseStack.add(0, table[P_BLOCK_CONTENT]);
}
return null;
}
};
table[P_BLOCK_SEQUENCE_START] = new Production() {
public Event produce () {
boolean implicit = tags.get(0) == null || tags.get(0).equals("!");
tokenizer.getNextToken();
return new SequenceStartEvent(anchors.get(0), tags.get(0), implicit, false);
}
};
table[P_BLOCK_SEQUENCE_END] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() != BLOCK_END)
throw new ParserException("Expected a 'block end' but found: " + tokenizer.peekNextTokenType());
tokenizer.getNextToken();
return Event.SEQUENCE_END;
}
};
table[P_BLOCK_MAPPING_START] = new Production() {
public Event produce () {
boolean implicit = tags.get(0) == null || tags.get(0).equals("!");
tokenizer.getNextToken();
return new MappingStartEvent(anchors.get(0), tags.get(0), implicit, false);
}
};
table[P_BLOCK_MAPPING_END] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() != BLOCK_END)
throw new ParserException("Expected a 'block end' but found: " + tokenizer.peekNextTokenType());
tokenizer.getNextToken();
return Event.MAPPING_END;
}
};
table[P_INDENTLESS_BLOCK_SEQUENCE] = new Production() {
public Event produce () {
parseStack.add(0, table[P_BLOCK_INDENTLESS_SEQUENCE_END]);
parseStack.add(0, table[P_INDENTLESS_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_BLOCK_INDENTLESS_SEQUENCE_START]);
return null;
}
};
table[P_BLOCK_INDENTLESS_SEQUENCE_START] = new Production() {
public Event produce () {
boolean implicit = tags.get(0) == null || tags.get(0).equals("!");
return new SequenceStartEvent(anchors.get(0), tags.get(0), implicit, false);
}
};
table[P_INDENTLESS_BLOCK_SEQUENCE_ENTRY] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() == BLOCK_ENTRY) {
tokenizer.getNextToken();
TokenType type = tokenizer.peekNextTokenType();
if (type == BLOCK_ENTRY || type == KEY || type == VALUE || type == BLOCK_END) {
parseStack.add(0, table[P_INDENTLESS_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_EMPTY_SCALAR]);
} else {
parseStack.add(0, table[P_INDENTLESS_BLOCK_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_BLOCK_NODE]);
}
}
return null;
}
};
table[P_BLOCK_INDENTLESS_SEQUENCE_END] = new Production() {
public Event produce () {
return Event.SEQUENCE_END;
}
};
table[P_FLOW_SEQUENCE_START] = new Production() {
public Event produce () {
boolean implicit = tags.get(0) == null || tags.get(0).equals("!");
tokenizer.getNextToken();
return new SequenceStartEvent(anchors.get(0), tags.get(0), implicit, true);
}
};
table[P_FLOW_SEQUENCE_ENTRY] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() != FLOW_SEQUENCE_END) {
if (tokenizer.peekNextTokenType() == KEY) {
parseStack.add(0, table[P_FLOW_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_FLOW_ENTRY_MARKER]);
parseStack.add(0, table[P_FLOW_INTERNAL_MAPPING_END]);
parseStack.add(0, table[P_FLOW_INTERNAL_VALUE]);
parseStack.add(0, table[P_FLOW_INTERNAL_CONTENT]);
parseStack.add(0, table[P_FLOW_INTERNAL_MAPPING_START]);
} else {
parseStack.add(0, table[P_FLOW_SEQUENCE_ENTRY]);
parseStack.add(0, table[P_FLOW_NODE]);
parseStack.add(0, table[P_FLOW_ENTRY_MARKER]);
}
}
return null;
}
};
table[P_FLOW_SEQUENCE_END] = new Production() {
public Event produce () {
tokenizer.getNextToken();
return Event.SEQUENCE_END;
}
};
table[P_FLOW_MAPPING_START] = new Production() {
public Event produce () {
boolean implicit = tags.get(0) == null || tags.get(0).equals("!");
tokenizer.getNextToken();
return new MappingStartEvent(anchors.get(0), tags.get(0), implicit, true);
}
};
table[P_FLOW_MAPPING_ENTRY] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() != FLOW_MAPPING_END) {
if (tokenizer.peekNextTokenType() == KEY) {
parseStack.add(0, table[P_FLOW_MAPPING_ENTRY]);
parseStack.add(0, table[P_FLOW_ENTRY_MARKER]);
parseStack.add(0, table[P_FLOW_MAPPING_INTERNAL_VALUE]);
parseStack.add(0, table[P_FLOW_MAPPING_INTERNAL_CONTENT]);
} else {
parseStack.add(0, table[P_FLOW_MAPPING_ENTRY]);
parseStack.add(0, table[P_FLOW_NODE]);
parseStack.add(0, table[P_FLOW_ENTRY_MARKER]);
}
}
return null;
}
};
table[P_FLOW_MAPPING_END] = new Production() {
public Event produce () {
tokenizer.getNextToken();
return Event.MAPPING_END;
}
};
table[P_FLOW_INTERNAL_MAPPING_START] = new Production() {
public Event produce () {
tokenizer.getNextToken();
return new MappingStartEvent(null, null, true, true);
}
};
table[P_FLOW_INTERNAL_CONTENT] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == VALUE || type == FLOW_ENTRY || type == FLOW_SEQUENCE_END)
parseStack.add(0, table[P_EMPTY_SCALAR]);
else
parseStack.add(0, table[P_FLOW_NODE]);
return null;
}
};
table[P_FLOW_INTERNAL_VALUE] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() == VALUE) {
tokenizer.getNextToken();
if (tokenizer.peekNextTokenType() == FLOW_ENTRY || tokenizer.peekNextTokenType() == FLOW_SEQUENCE_END)
parseStack.add(0, table[P_EMPTY_SCALAR]);
else
parseStack.add(0, table[P_FLOW_NODE]);
} else
parseStack.add(0, table[P_EMPTY_SCALAR]);
return null;
}
};
table[P_FLOW_INTERNAL_MAPPING_END] = new Production() {
public Event produce () {
return Event.MAPPING_END;
}
};
table[P_FLOW_ENTRY_MARKER] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() == FLOW_ENTRY) tokenizer.getNextToken();
return null;
}
};
table[P_FLOW_NODE] = new Production() {
public Event produce () {
if (tokenizer.peekNextTokenType() == ALIAS)
parseStack.add(0, table[P_ALIAS]);
else {
parseStack.add(0, table[P_PROPERTIES_END]);
parseStack.add(0, table[P_FLOW_CONTENT]);
parseStack.add(0, table[P_PROPERTIES]);
}
return null;
}
};
table[P_FLOW_MAPPING_INTERNAL_CONTENT] = new Production() {
public Event produce () {
TokenType type = tokenizer.peekNextTokenType();
if (type == VALUE || type == FLOW_ENTRY || type == FLOW_MAPPING_END)
parseStack.add(0, table[P_EMPTY_SCALAR]);
else {
tokenizer.getNextToken();
parseStack.add(0, table[P_FLOW_NODE]);