searchlib/src/main/java/com/yahoo/searchlib/expression/MaxFunctionNode.java


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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchlib.expression;

/**
 * This function is an instruction to return the maximum value of all its arguments.
 *
 * @author baldersheim
 * @author Simon Thoresen Hult
 */
public class MaxFunctionNode extends NumericFunctionNode {

    public static final int classId = registerClass(0x4000 + 66, MaxFunctionNode.class);

    @Override
    protected int onGetClassId() {
        return classId;
    }

    @Override
    protected void onArgument(final ResultNode arg, ResultNode result) {
        ((NumericResultNode)result).max(arg);
    }
}