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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.document.select.rule;
import com.yahoo.document.BucketIdFactory;
import com.yahoo.document.select.BucketSet;
import com.yahoo.document.select.Context;
import com.yahoo.document.select.Visitor;
import com.yahoo.document.select.parser.SelectParserUtils;
/**
* @author Simon Thoresen Hult
*/
public class LiteralNode implements ExpressionNode {
private Object value;
public LiteralNode(Object value) {
this.value = value;
}
public Object getValue() {
return value;
}
public LiteralNode setValue(Object value) {
this.value = value;
return this;
}
@Override
public BucketSet getBucketSet(BucketIdFactory factory) {
return null;
}
@Override
public Object evaluate(Context context) {
return value;
}
@Override
public void accept(Visitor visitor) {
visitor.visit(this);
}
@Override
public String toString() {
if (value == null) {
return "null";
} else if (value instanceof String) {
return SelectParserUtils.quote((String)value, '"');
} else {
return value.toString();
}
}
}
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