| /* |
| * 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.codeInspection.miscGenerics; |
| |
| import com.intellij.codeInsight.daemon.GroupNames; |
| import com.intellij.codeInsight.guess.GuessManager; |
| import com.intellij.codeInspection.BaseJavaBatchLocalInspectionTool; |
| import com.intellij.codeInspection.InspectionsBundle; |
| import com.intellij.codeInspection.ProblemsHolder; |
| import com.intellij.codeInspection.ui.SingleCheckboxOptionsPanel; |
| import com.intellij.psi.*; |
| import com.intellij.util.containers.IntArrayList; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author ven |
| */ |
| public class SuspiciousCollectionsMethodCallsInspection extends BaseJavaBatchLocalInspectionTool { |
| public boolean REPORT_CONVERTIBLE_METHOD_CALLS = true; |
| |
| @Override |
| public boolean isEnabledByDefault() { |
| return true; |
| } |
| |
| @Override |
| @Nullable |
| public JComponent createOptionsPanel() { |
| return new SingleCheckboxOptionsPanel(InspectionsBundle.message("report.suspicious.but.possibly.correct.method.calls"), this, "REPORT_CONVERTIBLE_METHOD_CALLS"); |
| } |
| |
| @Override |
| @NotNull |
| public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, final boolean isOnTheFly) { |
| final List<PsiMethod> patternMethods = new ArrayList<PsiMethod>(); |
| final IntArrayList indices = new IntArrayList(); |
| return new JavaElementVisitor() { |
| @Override |
| public void visitReferenceExpression(final PsiReferenceExpression expression) { |
| visitExpression(expression); |
| } |
| |
| @Override |
| public void visitMethodCallExpression(PsiMethodCallExpression methodCall) { |
| super.visitMethodCallExpression(methodCall); |
| final String message = getSuspiciousMethodCallMessage(methodCall, REPORT_CONVERTIBLE_METHOD_CALLS, patternMethods, indices |
| ); |
| if (message != null) { |
| holder.registerProblem(methodCall.getArgumentList().getExpressions()[0], message); |
| } |
| } |
| }; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionsBundle.message("inspection.suspicious.collections.method.calls.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String getGroupDisplayName() { |
| return GroupNames.BUGS_GROUP_NAME; |
| } |
| |
| @Override |
| @NotNull |
| public String getShortName() { |
| return "SuspiciousMethodCalls"; |
| } |
| |
| @Nullable |
| private static String getSuspiciousMethodCallMessage(final PsiMethodCallExpression methodCall, |
| final boolean reportConvertibleMethodCalls, final List<PsiMethod> patternMethods, |
| final IntArrayList indices) { |
| final PsiExpression[] args = methodCall.getArgumentList().getExpressions(); |
| if (args.length != 1) return null; |
| |
| PsiType argType = args[0].getType(); |
| final String plainMessage = SuspiciousMethodCallUtil |
| .getSuspiciousMethodCallMessage(methodCall, argType, reportConvertibleMethodCalls, patternMethods, indices); |
| if (plainMessage != null) { |
| final PsiType dfaType = GuessManager.getInstance(methodCall.getProject()).getControlFlowExpressionType(args[0]); |
| if (dfaType != null && SuspiciousMethodCallUtil |
| .getSuspiciousMethodCallMessage(methodCall, dfaType, reportConvertibleMethodCalls, patternMethods, indices) == null) { |
| return null; |
| } |
| } |
| |
| return plainMessage; |
| } |
| } |