java/java-impl/src/com/intellij/psi/impl/EmptyShortNamesCacheImpl.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /*
  18  * @author max
  19  */
  20 package com.intellij.psi.impl;
  21
  22 import com.intellij.psi.PsiClass;
  23 import com.intellij.psi.PsiField;
  24 import com.intellij.psi.PsiMethod;
  25 import com.intellij.psi.search.GlobalSearchScope;
  26 import com.intellij.psi.search.PsiShortNamesCache;
  27 import com.intellij.util.ArrayUtil;
  28 import com.intellij.util.containers.HashSet;
  29 import org.jetbrains.annotations.NonNls;
  30 import org.jetbrains.annotations.NotNull;
  31
  32 class EmptyShortNamesCacheImpl extends PsiShortNamesCache {
  33
  34   @NotNull
  35   public PsiClass[] getClassesByName(@NotNull String name, @NotNull GlobalSearchScope scope) {
  36     return PsiClass.EMPTY_ARRAY;
  37   }
  38
  39   @NotNull
  40   public String[] getAllClassNames() {
  41     return ArrayUtil.EMPTY_STRING_ARRAY;
  42   }
  43
  44   public void getAllClassNames(@NotNull HashSet<String> dest) {
  45     // do nothing
  46   }
  47
  48   @NotNull
  49   public PsiMethod[] getMethodsByName(@NotNull String name, @NotNull GlobalSearchScope scope) {
  50     return PsiMethod.EMPTY_ARRAY;
  51   }
  52
  53   @NotNull
  54   public PsiMethod[] getMethodsByNameIfNotMoreThan(@NonNls @NotNull final String name, @NotNull final GlobalSearchScope scope, final int maxCount) {
  55     return PsiMethod.EMPTY_ARRAY;
  56   }
  57
  58   @NotNull
  59   public String[] getAllMethodNames() {
  60     return ArrayUtil.EMPTY_STRING_ARRAY;
  61   }
  62
  63   public void getAllMethodNames(@NotNull HashSet<String> set) {
  64     // do nothing
  65   }
  66
  67   @NotNull
  68   public PsiField[] getFieldsByName(@NotNull String name, @NotNull GlobalSearchScope scope) {
  69     return PsiField.EMPTY_ARRAY;
  70   }
  71
  72   @NotNull
  73   public String[] getAllFieldNames() {
  74     return ArrayUtil.EMPTY_STRING_ARRAY;
  75   }
  76
  77   public void getAllFieldNames(@NotNull HashSet<String> set) {
  78     // do nothing
  79   }
  80 }