@Nonnull
private CSSImportRule _createImportRule(@Nonnull final CSSNode aNode) {
_expectNodeType(aNode, ECSSNodeType.IMPORTRULE);
final int nChildCount = aNode.jjtGetNumChildren();
if (nChildCount > 2)
_throwUnexpectedChildrenCount(
aNode, "Expected at last 2 children but got " + nChildCount + "!");
CSSURI aImportURI = null;
int nCurrentIndex = 0;
if (nChildCount > 0) {
final CSSNode aURINode = aNode.jjtGetChild(0);
if (ECSSNodeType.URL.isNode(aURINode, m_eVersion)) {
aImportURI = new CSSURI(aURINode.getText());
aImportURI.setSourceLocation(aURINode.getSourceLocation());
++nCurrentIndex;
} else if (!ECSSNodeType.MEDIALIST.isNode(aURINode, m_eVersion))
throw new IllegalStateException(
"Expected an URI or MEDIALIST node but got "
+ ECSSNodeType.getNodeName(aURINode, m_eVersion));
}
if (aImportURI == null) {
// No URI child node present, so the location is printed directly
// E.g. @import "abc.css"
aImportURI = new CSSURI(CSSParseHelper.extractStringValue(aNode.getText()));
}
// Import rule
final CSSImportRule ret = new CSSImportRule(aImportURI);
ret.setSourceLocation(aNode.getSourceLocation());
if (nChildCount > nCurrentIndex) {
// We have a media query present!
final CSSNode aMediaListNode = aNode.jjtGetChild(nCurrentIndex);
if (ECSSNodeType.MEDIALIST.isNode(aMediaListNode, m_eVersion)) {
for (final CSSNode aMediaQueryNode : aMediaListNode) {
ret.addMediaQuery(_createMediaQuery(aMediaQueryNode));
}
++nCurrentIndex;
} else
s_aLogger.error(
"Expected an MEDIALIST node but got "
+ ECSSNodeType.getNodeName(aMediaListNode, m_eVersion));
}
if (nCurrentIndex < nChildCount)
s_aLogger.error("Import statement has children which are unhandled.");
return ret;
}
@Nonnull
private CSSNamespaceRule _createNamespaceRule(@Nonnull final CSSNode aNode) {
_expectNodeType(aNode, ECSSNodeType.NAMESPACERULE);
final int nChildCount = aNode.jjtGetNumChildren();
if (nChildCount < 1 || nChildCount > 2)
_throwUnexpectedChildrenCount(
aNode, "Expected at least 1 child and at last 2 children but got " + nChildCount + "!");
String sPrefix = null;
int nURLIndex = 0;
if (ECSSNodeType.NAMESPACERULEPREFIX.isNode(aNode.jjtGetChild(0), m_eVersion)) {
sPrefix = aNode.jjtGetChild(0).getText();
nURLIndex++;
}
final CSSNode aURLNode = aNode.jjtGetChild(nURLIndex);
_expectNodeType(aURLNode, ECSSNodeType.NAMESPACERULEURL);
final String sURL = CSSParseHelper.extractStringValue(aURLNode.getText());
final CSSNamespaceRule ret = new CSSNamespaceRule(sPrefix, sURL);
ret.setSourceLocation(aNode.getSourceLocation());
return ret;
}
