// Copyright (c) 2003-2014, Jodd Team (jodd.org). All Rights Reserved.
package jodd.petite.resolver;
import jodd.introspector.ClassDescriptor;
import jodd.introspector.ClassIntrospector;
import jodd.introspector.MethodDescriptor;
import jodd.petite.BeanDefinition;
import jodd.petite.ProviderDefinition;
import jodd.petite.meta.PetiteProvider;
import jodd.util.StringUtil;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.List;
/**
* Provider resolver.
*/
public class ProviderResolver {
/**
* Resolves all providers in the class
*/
public ProviderDefinition[] resolve(BeanDefinition beanDefinition) {
Class type = beanDefinition.getType();
ClassDescriptor cd = ClassIntrospector.lookup(type);
MethodDescriptor[] methods = cd.getAllMethodDescriptors();
List<ProviderDefinition> list = new ArrayList<ProviderDefinition>();
for (MethodDescriptor methodDescriptor : methods) {
Method method = methodDescriptor.getMethod();
PetiteProvider petiteProvider = method.getAnnotation(PetiteProvider.class);
if (petiteProvider == null) {
continue;
}
String providerName = petiteProvider.value();
if (StringUtil.isBlank(providerName)) {
// default provider name
providerName = method.getName();
if (providerName.endsWith("Provider")) {
providerName = StringUtil.substring(providerName, 0, -8);
}
}
ProviderDefinition providerDefinition;
if (Modifier.isStatic(method.getModifiers())) {
providerDefinition = new ProviderDefinition(providerName, method);
} else {
providerDefinition = new ProviderDefinition(providerName, beanDefinition.getName(), method);
}
list.add(providerDefinition);
}
ProviderDefinition[] providers;
if (list.isEmpty()) {
providers = ProviderDefinition.EMPTY;
} else {
providers = list.toArray(new ProviderDefinition[list.size()]);
}
return providers;
}
}