| /* |
| * Copyright 2000-2012 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 org.jetbrains.plugins.groovy.intentions.conversions.strings; |
| |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.intentions.base.Intention; |
| import org.jetbrains.plugins.groovy.intentions.base.PsiElementPredicate; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyPsiElementFactory; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrSafeCastExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.literals.GrLiteral; |
| |
| /** |
| * @author Max Medvedev |
| */ |
| public class GrConvertStringToCharIntention extends Intention { |
| @Override |
| protected void processIntention(@NotNull PsiElement element, Project project, Editor editor) throws IncorrectOperationException { |
| final GrExpression cast = GroovyPsiElementFactory.getInstance(project).createExpressionFromText("a as char"); |
| ((GrSafeCastExpression)cast).getOperand().replaceWithExpression((GrExpression)element, true); |
| |
| ((GrExpression)element).replaceWithExpression(cast, true); |
| } |
| |
| @NotNull |
| @Override |
| protected PsiElementPredicate getElementPredicate() { |
| return new PsiElementPredicate() { |
| @Override |
| public boolean satisfiedBy(PsiElement element) { |
| if (!(element instanceof GrLiteral)) return false; |
| |
| final Object value = ((GrLiteral)element).getValue(); |
| return value instanceof String && ((String)value).length() == 1; |
| } |
| }; |
| } |
| } |