java/java-impl/src/com/intellij/codeInsight/completion/PreferLessParametersWeigher.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 package com.intellij.codeInsight.completion;
  17
  18 import org.jetbrains.annotations.NotNull;
  19 import com.intellij.codeInsight.lookup.LookupElement;
  20 import com.intellij.psi.PsiMethod;
  21
  22 /**
  23  * @author peter
  24  */
  25 public class PreferLessParametersWeigher extends CompletionWeigher {
  26   @Override
  27   public Integer weigh(@NotNull LookupElement element, CompletionLocation location) {
  28     final Object o = element.getObject();
  29     if (o instanceof PsiMethod) {
  30       return ((PsiMethod)o).getParameterList().getParametersCount();
  31     }
  32     return 0;
  33   }
  34 }