| /* |
| * Copyright 2000-2013 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.compiler.classFilesIndex.chainsSearch.completion.lookup; |
| |
| import com.intellij.codeInsight.completion.InsertionContext; |
| import com.intellij.codeInsight.completion.JavaMethodCallElement; |
| import com.intellij.codeInsight.completion.StaticallyImportable; |
| import com.intellij.compiler.classFilesIndex.chainsSearch.completion.lookup.sub.SubLookupElement; |
| import com.intellij.codeInsight.lookup.AutoCompletionPolicy; |
| import com.intellij.ide.util.PropertiesComponent; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.PsiJavaFile; |
| import com.intellij.psi.PsiMethod; |
| import gnu.trove.TIntObjectHashMap; |
| import gnu.trove.TObjectProcedure; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author Dmitry Batkovich |
| */ |
| public class ChainCompletionMethodCallLookupElement extends JavaMethodCallElement implements StaticallyImportable { |
| public static final String PROP_METHODS_CHAIN_COMPLETION_AUTO_COMPLETION = "methods.chain.completion.autoCompletion"; |
| |
| private final PsiMethod myMethod; |
| @Nullable |
| private final TIntObjectHashMap<SubLookupElement> myReplaceElements; |
| private final boolean myMergedOverloads; |
| |
| public ChainCompletionMethodCallLookupElement(final PsiMethod method, |
| final @Nullable TIntObjectHashMap<SubLookupElement> replaceElements, |
| final boolean shouldImportStatic, |
| final boolean mergedOverloads) { |
| super(method, shouldImportStatic, mergedOverloads); |
| myMethod = method; |
| myReplaceElements = replaceElements; |
| myMergedOverloads = mergedOverloads; |
| configureAutoCompletionPolicy(); |
| } |
| |
| public ChainCompletionMethodCallLookupElement(final PsiMethod method, |
| final @Nullable TIntObjectHashMap<SubLookupElement> replaceElements) { |
| super(method); |
| myMethod = method; |
| myReplaceElements = replaceElements; |
| myMergedOverloads = true; |
| configureAutoCompletionPolicy(); |
| } |
| |
| private void configureAutoCompletionPolicy() { |
| if (ApplicationManager.getApplication().isUnitTestMode()) { |
| if (PropertiesComponent.getInstance(myMethod.getProject()).getBoolean(PROP_METHODS_CHAIN_COMPLETION_AUTO_COMPLETION, false)) { |
| setAutoCompletionPolicy(AutoCompletionPolicy.GIVE_CHANCE_TO_OVERWRITE); |
| } |
| } |
| } |
| |
| @Override |
| public void handleInsert(final InsertionContext context) { |
| super.handleInsert(context); |
| if (!myMergedOverloads || isUniqueMethod(myMethod)) { |
| context.commitDocument(); |
| context.getDocument() |
| .insertString(context.getTailOffset() - 1, ChainCompletionLookupElementUtil.fillMethodParameters(myMethod, myReplaceElements)); |
| final PsiFile file = context.getFile(); |
| assert file instanceof PsiJavaFile; |
| final PsiJavaFile javaFile = (PsiJavaFile)file; |
| if (myReplaceElements != null) { |
| myReplaceElements.forEachValue(new TObjectProcedure<SubLookupElement>() { |
| @Override |
| public boolean execute(final SubLookupElement subLookupElement) { |
| subLookupElement.doImport(javaFile); |
| return true; |
| } |
| }); |
| } |
| context.commitDocument(); |
| context.getEditor().getCaretModel().moveToOffset(context.getTailOffset()); |
| context.commitDocument(); |
| } |
| } |
| |
| |
| private static boolean isUniqueMethod(@NotNull final PsiMethod method) { |
| final PsiClass containingClass = method.getContainingClass(); |
| return containingClass == null || containingClass.findMethodsByName(method.getName(), true).length == 1; |
| } |
| } |