Package jodd.petite.resolver

Source Code of jodd.petite.resolver.InitMethodResolver

// Copyright (c) 2003-2014, Jodd Team (jodd.org). All Rights Reserved.

package jodd.petite.resolver;

import jodd.introspector.MethodDescriptor;
import jodd.petite.meta.PetiteInitMethod;
import jodd.petite.PetiteException;
import jodd.petite.InitMethodPoint;
import jodd.introspector.ClassDescriptor;

import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
* Resolver for bean init methods.
*/
public class InitMethodResolver {

  public InitMethodPoint[] resolve(Object bean) {
    Class<?> type = bean.getClass();

    // lookup methods
    List<InitMethodPoint> list = new ArrayList<InitMethodPoint>();
    ClassDescriptor cd = new ClassDescriptor(type, false, false, false, null);
    MethodDescriptor[] allMethods = cd.getAllMethodDescriptors();

    for (MethodDescriptor methodDescriptor : allMethods) {
      Method method = methodDescriptor.getMethod();

      PetiteInitMethod petiteInitMethod = method.getAnnotation(PetiteInitMethod.class);
      if (petiteInitMethod == null) {
        continue;
      }
      if (method.getParameterTypes().length > 0) {
        throw new PetiteException("Arguments are not allowed for Petite init method: " + type.getName() + '#' + method.getName());
      }
      int order = petiteInitMethod.order();
      list.add(new InitMethodPoint(method, order, petiteInitMethod.invoke()));
    }

    InitMethodPoint[] methods;

    if (list.isEmpty()) {
      methods = InitMethodPoint.EMPTY;
    } else {
      Collections.sort(list);
      methods = list.toArray(new InitMethodPoint[list.size()]);
    }

    return methods;
  }

}
TOP

Related Classes of jodd.petite.resolver.InitMethodResolver

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.