| /* |
| * 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; |
| } |
| } |