/*
* Copyright 2013 The authors
* 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 com.intellij.struts2.dom.struts.impl;
import com.intellij.openapi.util.Condition;
import com.intellij.openapi.util.Ref;
import com.intellij.struts2.dom.struts.strutspackage.DefaultInterceptorRefResolveConverter;
import com.intellij.struts2.dom.struts.strutspackage.InterceptorStack;
import com.intellij.struts2.dom.struts.strutspackage.StrutsPackage;
import com.intellij.struts2.dom.struts.strutspackage.StrutsPackageHierarchyWalker;
import com.intellij.util.Processor;
import com.intellij.util.SmartList;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.util.xml.ConvertContext;
import com.intellij.util.xml.DomUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
import java.util.List;
/**
* @author Yann Cébron
*/
public class DefaultInterceptorRefResolveConverterImpl extends DefaultInterceptorRefResolveConverter {
@NotNull
public Collection<? extends InterceptorStack> getVariants(final ConvertContext context) {
final List<InterceptorStack> results = new SmartList<InterceptorStack>();
final Processor<StrutsPackage> processor = new Processor<StrutsPackage>() {
@Override
public boolean process(final StrutsPackage strutsPackage) {
results.addAll(strutsPackage.getInterceptorStacks());
return true;
}
};
final StrutsPackageHierarchyWalker walker = new StrutsPackageHierarchyWalker(getCurrentStrutsPackage(context),
processor);
walker.walkUp();
return results;
}
public InterceptorStack fromString(@Nullable @NonNls final String name, final ConvertContext context) {
if (name == null) {
return null;
}
final Condition<InterceptorStack> nameCondition = new Condition<InterceptorStack>() {
@Override
public boolean value(final InterceptorStack interceptorStack) {
return name.equals(interceptorStack.getName().getStringValue());
}
};
final Ref<InterceptorStack> resolveResult = new Ref<InterceptorStack>();
final Processor<StrutsPackage> processor = new Processor<StrutsPackage>() {
@Override
public boolean process(final StrutsPackage strutsPackage) {
final InterceptorStack result = ContainerUtil.find(strutsPackage.getInterceptorStacks(), nameCondition);
if (result != null) {
resolveResult.set(result);
return false;
}
return true;
}
};
final StrutsPackageHierarchyWalker walker = new StrutsPackageHierarchyWalker(getCurrentStrutsPackage(context),
processor);
walker.walkUp();
return resolveResult.get();
}
private static StrutsPackage getCurrentStrutsPackage(final ConvertContext context) {
final StrutsPackage strutsPackage = DomUtil.getParentOfType(context.getInvocationElement(),
StrutsPackage.class,
true);
assert strutsPackage != null : context.getInvocationElement();
return strutsPackage;
}
}