| /* |
| * Copyright 2003-2007 Dave Griffith, Bas Leijdekkers |
| * |
| * 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.siyeh.ig.methodmetrics; |
| |
| import com.intellij.psi.PsiJavaCodeReferenceElement; |
| import com.intellij.psi.PsiMethod; |
| import com.intellij.psi.PsiReferenceList; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class ThrownExceptionsPerMethodInspection |
| extends MethodMetricInspection { |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message( |
| "thrown.exceptions.per.method.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "MethodWithTooExceptionsDeclared"; |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| final Integer exceptionCount = (Integer)infos[0]; |
| return InspectionGadgetsBundle.message( |
| "thrown.exceptions.per.method.problem.descriptor", |
| exceptionCount); |
| } |
| |
| @Override |
| protected int getDefaultLimit() { |
| return 3; |
| } |
| |
| @Override |
| protected String getConfigurationLabel() { |
| return InspectionGadgetsBundle.message( |
| "thrown.exceptions.per.method.limit.option"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new ThrownExceptionsPerMethodVisitor(); |
| } |
| |
| private class ThrownExceptionsPerMethodVisitor |
| extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethod(@NotNull PsiMethod method) { |
| // note: no call to super |
| if (method.getNameIdentifier() == null) { |
| return; |
| } |
| final PsiReferenceList throwList = method.getThrowsList(); |
| final PsiJavaCodeReferenceElement[] thrownExceptions = |
| throwList.getReferenceElements(); |
| final int exceptionCount = thrownExceptions.length; |
| if (exceptionCount <= getLimit()) { |
| return; |
| } |
| registerMethodError(method, Integer.valueOf(exceptionCount)); |
| } |
| } |
| } |