com.kero.security.lang.KsdlParser Maven / Gradle / Ivy
package com.kero.security.lang;
import java.util.ArrayList;
import java.util.List;
import com.kero.security.lang.collections.RootNodeList;
import com.kero.security.lang.collections.TokenSequence;
import com.kero.security.lang.nodes.KsdlRootNode;
import com.kero.security.lang.parsers.KsdlRootNodeParser;
import com.kero.security.lang.parsers.SchemeParser;
public class KsdlParser {
private static final KsdlParser INSTANCE = new KsdlParser();
protected List> parsers;
private KsdlParser() {
this.parsers = new ArrayList<>();
parsers.add(new SchemeParser());
}
public RootNodeList parse(TokenSequence tokensArg) {
TokenSequence tokens = new TokenSequence(tokensArg);
RootNodeList roots = new RootNodeList();
c2: while(!tokens.isEmpty()) {
for(KsdlRootNodeParser parser : this.parsers) {
if(parser.isMatch(tokens)) {
KsdlRootNode node = parser.parse(tokens);
roots.add(node);
continue c2;
}
}
}
return roots;
}
public static KsdlParser getInstance() {
return INSTANCE;
}
}