diff options
Diffstat (limited to 'javaparser-symbol-solver-testing/src/test/test_sourcecode/javaparser_new_src/javaparser-core/com/github/javaparser/ast/ImportDeclaration.java')
-rw-r--r-- | javaparser-symbol-solver-testing/src/test/test_sourcecode/javaparser_new_src/javaparser-core/com/github/javaparser/ast/ImportDeclaration.java | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/javaparser-symbol-solver-testing/src/test/test_sourcecode/javaparser_new_src/javaparser-core/com/github/javaparser/ast/ImportDeclaration.java b/javaparser-symbol-solver-testing/src/test/test_sourcecode/javaparser_new_src/javaparser-core/com/github/javaparser/ast/ImportDeclaration.java new file mode 100644 index 000000000..863c8d364 --- /dev/null +++ b/javaparser-symbol-solver-testing/src/test/test_sourcecode/javaparser_new_src/javaparser-core/com/github/javaparser/ast/ImportDeclaration.java @@ -0,0 +1,188 @@ +/* + * 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; + +import com.github.javaparser.Range; +import com.github.javaparser.ast.expr.NameExpr; +import com.github.javaparser.ast.visitor.GenericVisitor; +import com.github.javaparser.ast.visitor.VoidVisitor; + +/** + * <p> + * This class represents a import declaration or an empty import declaration. Imports are optional for the + * {@link CompilationUnit}. + * </p> + * The ImportDeclaration is constructed following the syntax:<br> + * <pre> + * {@code + * ImportDeclaration ::= "import" ( "static" )? }{@link NameExpr}{@code ( "." "*" )? ";" + * } + * </pre> + * An enmpty import declaration is simply a semicolon among the import declarations. + * @author Julio Vilmar Gesser + */ +public final class ImportDeclaration extends Node { + + private NameExpr name; + private boolean static_; + private boolean asterisk; + private boolean isEmptyImportDeclaration; + + private ImportDeclaration() { + this.isEmptyImportDeclaration = true; + static_ = false; + asterisk = false; + } + + private ImportDeclaration(Range range) { + super(range); + this.isEmptyImportDeclaration = true; + static_ = false; + asterisk = false; + } + + /** + * Create an empty import declaration without specifying its position. + */ + public static ImportDeclaration createEmptyDeclaration(){ + return new ImportDeclaration(); + } + + /** + * Create an empty import declaration specifying its position. + */ + public static ImportDeclaration createEmptyDeclaration(Range range){ + return new ImportDeclaration(range); + } + + public ImportDeclaration(NameExpr name, boolean isStatic, boolean isAsterisk) { + setAsterisk(isAsterisk); + setName(name); + setStatic(isStatic); + this.isEmptyImportDeclaration = false; + } + + public ImportDeclaration(Range range, NameExpr name, boolean isStatic, boolean isAsterisk) { + super(range); + setAsterisk(isAsterisk); + setName(name); + setStatic(isStatic); + this.isEmptyImportDeclaration = false; + } + + /** + * Is this an empty import declaration or a normal import declaration? + */ + public boolean isEmptyImportDeclaration(){ + return this.isEmptyImportDeclaration; + } + + @Override + public <R, A> R accept(GenericVisitor<R, A> v, A arg) { + return v.visit(this, arg); + } + + @Override + public <A> void accept(VoidVisitor<A> v, A arg) { + v.visit(this, arg); + } + + /** + * Retrieves the name of the import. + * + * @return the name of the import + * @throws UnsupportedOperationException when invoked on an empty import declaration + */ + public NameExpr getName() { + if (isEmptyImportDeclaration) { + throw new UnsupportedOperationException("Empty import declarations have no name"); + } + return name; + } + + /** + * Return if the import ends with "*". + * + * @return <code>true</code> if the import ends with "*", <code>false</code> + * otherwise + */ + public boolean isAsterisk() { + return asterisk; + } + + /** + * Return if the import is static. + * + * @return <code>true</code> if the import is static, <code>false</code> + * otherwise + */ + public boolean isStatic() { + return static_; + } + + /** + * Sets if this import is asterisk. + * + * @param asterisk + * <code>true</code> if this import is asterisk + * @throws UnsupportedOperationException when setting true on an empty import declaration + */ + public ImportDeclaration setAsterisk(boolean asterisk) { + if (isEmptyImportDeclaration && asterisk) { + throw new UnsupportedOperationException("Empty import cannot have asterisk"); + } + this.asterisk = asterisk; + return this; + } + + /** + * Sets the name this import. + * + * @param name + * the name to set + * @throws UnsupportedOperationException when invoked on an empty import declaration + */ + public ImportDeclaration setName(NameExpr name) { + if (isEmptyImportDeclaration) { + throw new UnsupportedOperationException("Empty import cannot have name"); + } + this.name = name; + setAsParentNodeOf(this.name); + return this; + } + + /** + * Sets if this import is static. + * + * @param static_ + * <code>true</code> if this import is static + * @throws UnsupportedOperationException when setting true on an empty import declaration + */ + public ImportDeclaration setStatic(boolean static_) { + if (isEmptyImportDeclaration && static_) { + throw new UnsupportedOperationException("Empty import cannot be static"); + } + this.static_ = static_; + return this; + } + +} |