org.codehaus.groovy.reflection.stdclasses.CachedClosureClass Maven / Gradle / Ivy

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Groovy: A powerful, dynamic language for the JVM

There is a newer version: 3.0.22

package org.codehaus.groovy.reflection.stdclasses;

import org.codehaus.groovy.reflection.CachedClass;
import org.codehaus.groovy.reflection.ClassInfo;
import org.codehaus.groovy.reflection.CachedMethod;
import org.codehaus.groovy.reflection.ReflectionCache;

public class CachedClosureClass extends CachedClass {
    private final Class[] parameterTypes;
    private final int maximumNumberOfParameters;

    public CachedClosureClass(Class klazz, ClassInfo classInfo) {
        super(klazz, classInfo);

        CachedMethod methods [] = getMethods();

        // set it to -1 for starters so parameterTypes will always get a type
        int _maximumNumberOfParameters = -1;
        Class[] _parameterTypes = null;

        for (int j = 0; j < methods.length; j++) {
            if ("doCall".equals(methods[j].getName())) {
                final Class[] pt = methods[j].getNativeParameterTypes();
                if (pt.length > _maximumNumberOfParameters) {
                    _parameterTypes = pt;
                    _maximumNumberOfParameters = _parameterTypes.length;
                }
            }
        }
        // this line should be useless, but well, just in case
        _maximumNumberOfParameters = Math.max(_maximumNumberOfParameters,0);

        maximumNumberOfParameters = _maximumNumberOfParameters;
        parameterTypes = _parameterTypes;
    }

    public Class[] getParameterTypes() {
        return parameterTypes;
    }

    public int getMaximumNumberOfParameters() {
        return maximumNumberOfParameters;
    }
}