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// Copyright (c) 2003-present, Jodd Team (http://jodd.org)
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
package jodd.petite.resolver;
import jodd.introspector.ClassDescriptor;
import jodd.introspector.ClassIntrospector;
import jodd.introspector.MethodDescriptor;
import jodd.petite.InjectionPointFactory;
import jodd.petite.MethodInjectionPoint;
import jodd.petite.PetiteUtil;
import jodd.petite.meta.PetiteInject;
import jodd.util.ClassUtil;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
/**
* Method reference resolver.
*/
public class MethodResolver {
protected final InjectionPointFactory injectionPointFactory;
public MethodResolver(InjectionPointFactory injectionPointFactory) {
this.injectionPointFactory = injectionPointFactory;
}
public MethodInjectionPoint[] resolve(Class type) {
// lookup methods
ClassDescriptor cd = ClassIntrospector.lookup(type);
List list = new ArrayList<>();
MethodDescriptor[] allMethods = cd.getAllMethodDescriptors();
for (MethodDescriptor methodDescriptor : allMethods) {
Method method = methodDescriptor.getMethod();
if (ClassUtil.isBeanPropertySetter(method)) {
// ignore setters
continue;
}
if (method.getParameterTypes().length == 0) {
// ignore methods with no argument
continue;
}
PetiteInject ref = method.getAnnotation(PetiteInject.class);
if (ref == null) {
continue;
}
String[][] references = PetiteUtil.convertAnnValueToReferences(ref.value());
list.add(injectionPointFactory.createMethodInjectionPoint(method, references));
}
MethodInjectionPoint[] methods;
if (list.isEmpty()) {
methods = MethodInjectionPoint.EMPTY;
} else {
methods = list.toArray(new MethodInjectionPoint[list.size()]);
}
return methods;
}
}