diff options
Diffstat (limited to 'javaparser-core/src/main/java/com/github/javaparser/ast/expr/LongLiteralExpr.java')
-rw-r--r-- | javaparser-core/src/main/java/com/github/javaparser/ast/expr/LongLiteralExpr.java | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/expr/LongLiteralExpr.java b/javaparser-core/src/main/java/com/github/javaparser/ast/expr/LongLiteralExpr.java new file mode 100644 index 000000000..d15442fbc --- /dev/null +++ b/javaparser-core/src/main/java/com/github/javaparser/ast/expr/LongLiteralExpr.java @@ -0,0 +1,157 @@ +/* + * Copyright (C) 2007-2010 JĂșlio 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.JavaParserMetaModel; +import com.github.javaparser.metamodel.LongLiteralExprMetaModel; +import javax.annotation.Generated; +import com.github.javaparser.TokenRange; +import java.util.function.Consumer; +import java.util.Optional; + +/** + * All ways to specify a long literal. + * <br/><code>8934l</code> + * <br/><code>0x01L</code> + * <br/><code>022l</code> + * <br/><code>0B10101010L</code> + * <br/><code>99999999L</code> + * + * @author Julio Vilmar Gesser + */ +public final class LongLiteralExpr extends LiteralStringValueExpr { + + public LongLiteralExpr() { + this(null, "0"); + } + + @AllFieldsConstructor + public LongLiteralExpr(final String value) { + this(null, value); + } + + /** + * This constructor is used by the parser and is considered private. + */ + @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") + public LongLiteralExpr(TokenRange tokenRange, String value) { + super(tokenRange, value); + customInitialization(); + } + + public LongLiteralExpr(final long value) { + this(null, String.valueOf(value)); + } + + @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 literal value as an long while respecting different number representations + */ + public long asLong() { + String result = value.replaceAll("_", ""); + char lastChar = result.charAt(result.length() - 1); + if (lastChar == 'l' || lastChar == 'L') { + result = result.substring(0, result.length() - 1); + } + if (result.startsWith("0x") || result.startsWith("0X")) { + return Long.parseUnsignedLong(result.substring(2), 16); + } + if (result.startsWith("0b") || result.startsWith("0B")) { + return Long.parseUnsignedLong(result.substring(2), 2); + } + if (result.length() > 1 && result.startsWith("0")) { + return Long.parseUnsignedLong(result.substring(1), 8); + } + return Long.parseLong(result); + } + + public LongLiteralExpr setLong(long value) { + this.value = String.valueOf(value); + return this; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.CloneGenerator") + public LongLiteralExpr clone() { + return (LongLiteralExpr) accept(new CloneVisitor(), null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") + public LongLiteralExprMetaModel getMetaModel() { + return JavaParserMetaModel.longLiteralExprMetaModel; + } + + @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 isLongLiteralExpr() { + return true; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public LongLiteralExpr asLongLiteralExpr() { + return this; + } + + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public void ifLongLiteralExpr(Consumer<LongLiteralExpr> action) { + action.accept(this); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public Optional<LongLiteralExpr> toLongLiteralExpr() { + return Optional.of(this); + } +} |