/*
* Copyright 2013 The WicketForge-Team
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package wicketforge.search;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleUtil;
import com.intellij.openapi.project.Project;
import com.intellij.psi.JavaPsiFacade;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiFile;
import com.intellij.psi.impl.compiled.ClsClassImpl;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.psi.search.ProjectScope;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import wicketforge.util.WicketPsiUtil;
public class ClassIndex {
private ClassIndex() {
// not Index based
}
/**
* Returns the class of an associated resource (markup or properties) file
*
* @param psiFile resourcefile
* @return the associated PsiClass or null if no such class exists.
*/
@Nullable
public static PsiClass getAssociatedClass(@NotNull PsiFile psiFile) {
ResourceInfo resourceInfo = ResourceInfo.from(psiFile);
if (resourceInfo == null) {
return null;
}
Project project = psiFile.getProject();
GlobalSearchScope scope;
if (WicketPsiUtil.isInLibrary(psiFile)) {
scope = ProjectScope.getLibrariesScope(project);
} else {
Module module = ModuleUtil.findModuleForPsiElement(psiFile);
if (module == null) {
return null;
}
scope = WicketSearchScope.classInModuleWithDependenciesAndLibraries(module);
}
PsiClass psiClass = JavaPsiFacade.getInstance(project).findClass(resourceInfo.qualifiedName, scope);
if (psiClass instanceof ClsClassImpl) {
PsiClass sourceMirrorClass = ((ClsClassImpl) psiClass).getSourceMirrorClass();
if (sourceMirrorClass != null) {
psiClass = sourceMirrorClass;
}
}
return psiClass;
}
}