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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.psi;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
/**
* Trivial implementation of {@link ResolveResult}.
*/
public class PsiElementResolveResult implements ResolveResult{
@NotNull private final PsiElement myElement;
private final boolean myValidResult;
/**
* Creates a resolve result with the specified resolve target.
*
* @param element the resolve target element.
*/
public PsiElementResolveResult(@NotNull PsiElement element) {
this(element, true);
}
public PsiElementResolveResult(@NotNull final PsiElement element, final boolean validResult) {
myElement = element;
myValidResult = validResult;
}
@Override
@NotNull public PsiElement getElement() {
return myElement;
}
@Override
public boolean isValidResult() {
return myValidResult;
}
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
final PsiElementResolveResult that = (PsiElementResolveResult)o;
if (!myElement.equals(that.myElement)) return false;
return true;
}
public int hashCode() {
return myElement.hashCode();
}
@NonNls
public String toString() {
return "PsiElementResolveResult with " + myElement.getClass() + ": " +
(myElement instanceof PsiNamedElement ? ((PsiNamedElement)myElement).getName() : myElement.getText());
}
@NotNull
public static ResolveResult[] createResults(@Nullable Collection<? extends PsiElement> elements) {
if (elements == null || elements.isEmpty()) return EMPTY_ARRAY;
final ResolveResult[] results = new ResolveResult[elements.size()];
int i = 0;
for (PsiElement element : elements) {
results[i++] = new PsiElementResolveResult(element);
}
return results;
}
@NotNull
public static ResolveResult[] createResults(@Nullable PsiElement... elements) {
if (elements == null || elements.length == 0) return EMPTY_ARRAY;
final ResolveResult[] results = new ResolveResult[elements.length];
for (int i = 0; i < elements.length; i++) {
results[i] = new PsiElementResolveResult(elements[i]);
}
return results;
}
}
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