| /* |
| * Copyright (C) 2007-2010 Júlio Vilmar Gesser. |
| * Copyright (C) 2011, 2013-2016 The JavaParser Team. |
| * |
| * This file is part of JavaParser. |
| * |
| * JavaParser can be used either under the terms of |
| * a) the GNU Lesser General Public License as published by |
| * the Free Software Foundation, either version 3 of the License, or |
| * (at your option) any later version. |
| * b) the terms of the Apache License |
| * |
| * You should have received a copy of both licenses in LICENCE.LGPL and |
| * LICENCE.APACHE. Please refer to those files for details. |
| * |
| * JavaParser is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Lesser General Public License for more details. |
| */ |
| package com.github.javaparser.ast.expr; |
| |
| import com.github.javaparser.ast.AllFieldsConstructor; |
| import com.github.javaparser.ast.Node; |
| import com.github.javaparser.ast.visitor.CloneVisitor; |
| import com.github.javaparser.ast.visitor.GenericVisitor; |
| import com.github.javaparser.ast.visitor.VoidVisitor; |
| import com.github.javaparser.metamodel.CharLiteralExprMetaModel; |
| import com.github.javaparser.metamodel.JavaParserMetaModel; |
| import com.github.javaparser.utils.StringEscapeUtils; |
| import com.github.javaparser.utils.Utils; |
| import javax.annotation.Generated; |
| import com.github.javaparser.TokenRange; |
| import java.util.function.Consumer; |
| import java.util.Optional; |
| |
| /** |
| * A literal character. |
| * <br/><code>'a'</code> |
| * <br/><code>'\t'</code> |
| * <br/><code>'Ω'</code> |
| * <br/><code>'\177'</code> |
| * <br/><code>'💩'</code> |
| * |
| * @author Julio Vilmar Gesser |
| */ |
| public final class CharLiteralExpr extends LiteralStringValueExpr { |
| |
| public CharLiteralExpr() { |
| this(null, "?"); |
| } |
| |
| @AllFieldsConstructor |
| public CharLiteralExpr(String value) { |
| this(null, value); |
| } |
| |
| /** |
| * Constructs a CharLiteralExpr with given escaped character. |
| * |
| * @param value a char |
| */ |
| public CharLiteralExpr(char value) { |
| this(null, StringEscapeUtils.escapeJava(String.valueOf(value))); |
| } |
| |
| /** |
| * This constructor is used by the parser and is considered private. |
| */ |
| @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") |
| public CharLiteralExpr(TokenRange tokenRange, String value) { |
| super(tokenRange, value); |
| customInitialization(); |
| } |
| |
| /** |
| * Utility method that creates a new StringLiteralExpr. Escapes EOL characters. |
| */ |
| public static CharLiteralExpr escape(String string) { |
| return new CharLiteralExpr(Utils.escapeEndOfLines(string)); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) { |
| return v.visit(this, arg); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| public <A> void accept(final VoidVisitor<A> v, final A arg) { |
| v.visit(this, arg); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") |
| public boolean remove(Node node) { |
| if (node == null) |
| return false; |
| return super.remove(node); |
| } |
| |
| /** |
| * @return the unescaped value character of this literal |
| */ |
| public char asChar() { |
| return StringEscapeUtils.unescapeJava(value).charAt(0); |
| } |
| |
| /** |
| * Sets the given char as the literal value |
| * |
| * @param value a char |
| * @return this expression |
| */ |
| public CharLiteralExpr setChar(char value) { |
| this.value = String.valueOf(value); |
| return this; |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.CloneGenerator") |
| public CharLiteralExpr clone() { |
| return (CharLiteralExpr) accept(new CloneVisitor(), null); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") |
| public CharLiteralExprMetaModel getMetaModel() { |
| return JavaParserMetaModel.charLiteralExprMetaModel; |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator") |
| public boolean replace(Node node, Node replacementNode) { |
| if (node == null) |
| return false; |
| return super.replace(node, replacementNode); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| public boolean isCharLiteralExpr() { |
| return true; |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| public CharLiteralExpr asCharLiteralExpr() { |
| return this; |
| } |
| |
| @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| public void ifCharLiteralExpr(Consumer<CharLiteralExpr> action) { |
| action.accept(this); |
| } |
| |
| @Override |
| @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| public Optional<CharLiteralExpr> toCharLiteralExpr() { |
| return Optional.of(this); |
| } |
| } |