plugins/InspectionGadgets/src/com/siyeh/ig/portability/UseOfProcessBuilderInspection.java

   1 /*
   2  * Copyright 2003-2007 Dave Griffith, Bas Leijdekkers
   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.siyeh.ig.portability;
  17
  18 import com.intellij.psi.PsiNewExpression;
  19 import com.intellij.psi.PsiType;
  20 import com.intellij.psi.PsiTypeElement;
  21 import com.intellij.psi.PsiVariable;
  22 import com.siyeh.InspectionGadgetsBundle;
  23 import com.siyeh.ig.BaseInspection;
  24 import com.siyeh.ig.BaseInspectionVisitor;
  25 import org.jetbrains.annotations.NonNls;
  26 import org.jetbrains.annotations.NotNull;
  27
  28 public class UseOfProcessBuilderInspection extends BaseInspection {
  29
  30     @NotNull
  31     public String getDisplayName() {
  32         return InspectionGadgetsBundle.message(
  33                 "use.processbuilder.class.display.name");
  34     }
  35
  36     @NotNull
  37     public String buildErrorString(Object... infos) {
  38         return InspectionGadgetsBundle.message(
  39                 "use.processbuilder.class.problem.descriptor");
  40     }
  41
  42     public BaseInspectionVisitor buildVisitor() {
  43         return new ProcessBuilderVisitor();
  44     }
  45
  46     private static class ProcessBuilderVisitor extends BaseInspectionVisitor {
  47
  48         @Override public void visitVariable(@NotNull PsiVariable variable) {
  49             super.visitVariable(variable);
  50             final PsiType type = variable.getType();
  51             final String typeString = type.getCanonicalText();
  52             if(!"java.lang.ProcessBuilder".equals(typeString)) {
  53                 return;
  54             }
  55             final PsiTypeElement typeElement = variable.getTypeElement();
  56             if (typeElement == null) {
  57                 return;
  58             }
  59             registerError(typeElement);
  60         }
  61
  62         @Override public void visitNewExpression(
  63                 @NotNull PsiNewExpression newExpression) {
  64             super.visitNewExpression(newExpression);
  65             final PsiType type = newExpression.getType();
  66             if (type == null) {
  67                 return;
  68             }
  69             @NonNls final String typeString = type.getCanonicalText();
  70             if(!"java.lang.ProcessBuilder".equals(typeString)) {
  71                 return;
  72             }
  73             registerNewExpressionError(newExpression);
  74         }
  75     }
  76 }