/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.shell.util;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.jboss.forge.bus.util.Annotations;
import org.jboss.forge.project.Facet;
import org.jboss.forge.project.packaging.PackagingType;
import org.jboss.forge.shell.plugins.Alias;
import org.jboss.forge.shell.plugins.RequiresFacet;
import org.jboss.forge.shell.plugins.RequiresPackagingType;
import org.jboss.forge.shell.plugins.RequiresProject;
/**
* Used to inspect types that may or may not depend on {@link Facet}s or {@link PackagingType}s
*
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*/
public abstract class ConstraintInspector
{
/**
* Return the name of the given bean type.
*/
public static String getName(final Class<?> type)
{
String result = type.getSimpleName();
if (Annotations.isAnnotationPresent(type, Alias.class))
{
Alias annotation = Annotations.getAnnotation(type, Alias.class);
if ((annotation.value() != null) && !annotation.value().trim().isEmpty())
{
result = annotation.value();
}
}
return result;
}
/**
* Inspect the given {@link Class} for any dependencies to {@link Facet} types.
*/
public static List<Class<? extends Facet>> getFacetDependencies(final Class<?> type)
{
List<Class<? extends Facet>> result = new ArrayList<Class<? extends Facet>>();
if (Annotations.isAnnotationPresent(type, RequiresFacet.class))
{
RequiresFacet requires = Annotations.getAnnotation(type, RequiresFacet.class);
if (requires.value() != null)
{
result.addAll(Arrays.asList(requires.value()));
}
}
return result;
}
/**
* Inspect the given {@link Class} for any dependencies to {@link PackagingType} types.
*/
public static List<PackagingType> getCompatiblePackagingTypes(final Class<?> type)
{
List<PackagingType> result = new ArrayList<PackagingType>();
if (Annotations.isAnnotationPresent(type, RequiresPackagingType.class))
{
RequiresPackagingType requires = Annotations.getAnnotation(type, RequiresPackagingType.class);
if (requires.value() != null)
{
result.addAll(Arrays.asList(requires.value()));
}
}
return result;
}
/**
* Inspect the given {@link Class} type for a dependency on an active project.
*/
public static boolean requiresProject(final Class<?> type)
{
return Annotations.isAnnotationPresent(type, RequiresProject.class);
}
}