| /* |
| * Copyright 2000-2014 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; |
| |
| 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.NonNls; |
| 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.api.statements.expressions.literals.GrLiteral; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.PsiImplUtil; |
| |
| import java.math.BigInteger; |
| |
| public class ConvertIntegerToHexIntention extends Intention { |
| |
| |
| @Override |
| @NotNull |
| public PsiElementPredicate getElementPredicate() { |
| return new ConvertIntegerToHexPredicate(); |
| } |
| |
| @Override |
| public void processIntention(@NotNull PsiElement element, Project project, Editor editor) throws IncorrectOperationException { |
| final GrLiteral exp = (GrLiteral)element; |
| String textString = exp.getText().replaceAll("_", ""); |
| final int textLength = textString.length(); |
| final char lastChar = textString.charAt(textLength - 1); |
| final boolean isLong = lastChar == 'l' || lastChar == 'L'; |
| if (isLong) { |
| textString = textString.substring(0, textLength - 1); |
| } |
| |
| final BigInteger val; |
| if (textString.startsWith("0b") || textString.startsWith("0B")) { |
| val = new BigInteger(textString.substring(2), 2); |
| } |
| else if (textString.charAt(0) == '0') { |
| val = new BigInteger(textString, 8); |
| } |
| else { |
| val = new BigInteger(textString, 10); |
| } |
| @NonNls String hexString = "0x" + val.toString(16); |
| if (isLong) { |
| hexString += 'L'; |
| } |
| PsiImplUtil.replaceExpression(hexString, exp); |
| } |
| } |