import java.lang.reflect.Constructor;
import java.util.Collection;
import java.util.Map;

/**
 * Interface for handling constructors.
 *
 * @author koichik
 */
public interface ConstructorDesc {

    /**
     * Returns the {@link BeanDesc} of the class that owns this constructor.
     *
     * @return {@link BeanDesc}
     */
    BeanDesc getBeanDesc();

    /**

        final ConstructorDesc constructorDesc = getSuitableConstructorDesc(args);
        return constructorDesc.newInstance(args);
    }

    @Override
    public ConstructorDesc getConstructorDesc(final Class<?>... paramTypes) {
        for (final ConstructorDesc constructorDesc : constructorDescs) {
            if (Arrays.equals(paramTypes, constructorDesc.getParameterTypes())) {

     * @return The {@link ConstructorDesc} that matches the given arguments
     */
    ConstructorDesc getSuitableConstructorDesc(Object... args);

    /**
     * Returns the {@link ConstructorDesc}.
     *
     * @param index
     *            The index of the {@link ConstructorDesc}
     * @return {@link ConstructorDesc}
     */
    ConstructorDesc getConstructorDesc(int index);

    /**

import static org.hamcrest.CoreMatchers.sameInstance;
import static org.junit.Assert.assertThat;

import java.lang.reflect.Constructor;

import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.ConstructorDesc;
import org.junit.Test;

/**
 * @author koichik
 *
 */
public class ConstructorDescTest {

    /**
     * @throws Exception
     */
    @SuppressWarnings("rawtypes")
    @Test

import org.codelibs.core.beans.ConstructorDesc;
import org.codelibs.core.beans.ParameterizedClassDesc;
import org.codelibs.core.beans.factory.ParameterizedClassDescFactory;
import org.codelibs.core.lang.ConstructorUtil;

/**
 * Implementation class of {@link ConstructorDesc}.
 *
 * @author koichik
 */
public class ConstructorDescImpl implements ConstructorDesc {

import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.lang.reflect.TypeVariable;
import java.util.Map;

import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.ConstructorDesc;
import org.codelibs.core.beans.FieldDesc;
import org.codelibs.core.beans.MethodDesc;
import org.codelibs.core.beans.ParameterizedClassDesc;
import org.codelibs.core.beans.PropertyDesc;