UdfClassCache.java

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package org.apache.doris.common.jni.utils;

import com.esotericsoftware.reflectasm.MethodAccess;

import java.lang.reflect.Method;
import java.util.HashMap;

/**
 * This class is used for caching the class of UDF.
 */
public class UdfClassCache {
    public Class<?> udfClass;
    // the index of evaluate() method in the class
    public MethodAccess methodAccess;
    // the argument and return's JavaUdfDataType of evaluate() method.
    public JavaUdfDataType[] argTypes;
    // the class type of the arguments in evaluate() method
    public Class[] argClass;
    // The return type class of evaluate() method
    public JavaUdfDataType retType;
    public Class retClass;

    // all methods in the class for java-udf/ java-udaf
    public HashMap<String, Method> allMethods;
    // for java-udf  index is evaluate method index
    // for java-udaf index is add method index
    public int methodIndex;
}