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    • com.netflix.infix.lang.infix.antlr.StringInTreeNode Maven / Gradle / Ivy

    package com.netflix.infix.lang.infix.antlr;

import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.collect.Lists;
import com.netflix.infix.Predicates;
import com.netflix.infix.PathValueEventFilter;
import com.netflix.infix.StringValuePredicate;

import org.antlr.runtime.Token;
import org.antlr.runtime.tree.Tree;

import java.util.List;

import static com.netflix.infix.lang.infix.antlr.TreeNodeUtil.getXPath;

public class StringInTreeNode extends PredicateBaseTreeNode implements PredicateTranslatable {

	@SuppressWarnings("unchecked")
    @Override
	public Predicate translate() {
		final String xpath = getXPath(getChild(0));
		
		List children = getChildren();
		return Predicates.or(
                Lists.transform(children.subList(1, children.size()), new Function>() {
                    @Override
                    public Predicate apply(Object node) {
                        String value = ((StringTreeNode) node).getValue();
                        return new PathValueEventFilter(xpath, new StringValuePredicate(value));
                    }
                })
        );
	}

	public StringInTreeNode(Token t) {
		super(t);
	} 

	public StringInTreeNode(StringInTreeNode node) {
		super(node);
	} 

	public Tree dupNode() {
		return new StringInTreeNode(this);
	} 
}
    
    
    
    

    




    
    
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