AddThisQualifierFix.java

/*
 * Copyright 2011-2016 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.fixes;

import com.intellij.codeInspection.ProblemDescriptor;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiExpression;
import com.intellij.psi.PsiReferenceExpression;
import com.intellij.util.IncorrectOperationException;
import com.siyeh.InspectionGadgetsBundle;
import com.siyeh.ig.InspectionGadgetsFix;
import com.siyeh.ig.PsiReplacementUtil;
import com.siyeh.ig.psiutils.ExpressionUtils;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;

public class AddThisQualifierFix extends InspectionGadgetsFix {

  @Override
  @NotNull
  public String getFamilyName() {
    return InspectionGadgetsBundle.message("add.this.qualifier.quickfix");
  }

  @Override
  public void doFix(Project project, ProblemDescriptor descriptor) throws IncorrectOperationException {
    final PsiReferenceExpression expression = (PsiReferenceExpression)descriptor.getPsiElement();
    if (expression.getQualifierExpression() != null) {
      return;
    }
    final PsiExpression thisQualifier = ExpressionUtils.getQualifierOrThis(expression);
    @NonNls final String newExpression = thisQualifier.getText() + "." + expression.getText();
    PsiReplacementUtil.replaceExpressionAndShorten(expression, newExpression);
  }
}