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/*
* 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.stmt;
import com.github.javaparser.ast.AllFieldsConstructor;
import com.github.javaparser.ast.expr.BooleanLiteralExpr;
import com.github.javaparser.ast.expr.Expression;
import com.github.javaparser.ast.observer.ObservableProperty;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import java.util.Optional;
import static com.github.javaparser.utils.Utils.assertNotNull;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.visitor.CloneVisitor;
import com.github.javaparser.metamodel.AssertStmtMetaModel;
import com.github.javaparser.metamodel.JavaParserMetaModel;
import javax.annotation.Generated;
import com.github.javaparser.TokenRange;
/**
* A usage of the keyword "assert"
* <br/>In <code>assert dead : "Wasn't expecting to be dead here";</code> the check is "dead" and the message is the string.
* @author Julio Vilmar Gesser
*/
public final class AssertStmt extends Statement {
private Expression check;
private Expression message;
public AssertStmt() {
this(null, new BooleanLiteralExpr(), null);
}
public AssertStmt(final Expression check) {
this(null, check, null);
}
@AllFieldsConstructor
public AssertStmt(final Expression check, final Expression message) {
this(null, check, message);
}
/**This constructor is used by the parser and is considered private.*/
@Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
public AssertStmt(TokenRange tokenRange, Expression check, Expression message) {
super(tokenRange);
setCheck(check);
setMessage(message);
customInitialization();
}
@Override
public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {
return v.visit(this, arg);
}
@Override
public <A> void accept(final VoidVisitor<A> v, final A arg) {
v.visit(this, arg);
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public Expression getCheck() {
return check;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public Optional<Expression> getMessage() {
return Optional.ofNullable(message);
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public AssertStmt setCheck(final Expression check) {
assertNotNull(check);
if (check == this.check) {
return (AssertStmt) this;
}
notifyPropertyChange(ObservableProperty.CHECK, this.check, check);
if (this.check != null)
this.check.setParentNode(null);
this.check = check;
setAsParentNodeOf(check);
return this;
}
/**
* Sets the message
*
* @param msg the message, can be null
* @return this, the AssertStmt
*/
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public AssertStmt setMessage(final Expression message) {
if (message == this.message) {
return (AssertStmt) this;
}
notifyPropertyChange(ObservableProperty.MESSAGE, this.message, message);
if (this.message != null)
this.message.setParentNode(null);
this.message = message;
setAsParentNodeOf(message);
return this;
}
@Override
@Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
public boolean remove(Node node) {
if (node == null)
return false;
if (message != null) {
if (node == message) {
removeMessage();
return true;
}
}
return super.remove(node);
}
@Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
public AssertStmt removeMessage() {
return setMessage((Expression) null);
}
@Override
@Generated("com.github.javaparser.generator.core.node.CloneGenerator")
public AssertStmt clone() {
return (AssertStmt) accept(new CloneVisitor(), null);
}
@Override
@Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
public AssertStmtMetaModel getMetaModel() {
return JavaParserMetaModel.assertStmtMetaModel;
}
@Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
public AssertStmt replaceMessage(Expression replacement) {
return setMessage((Expression) replacement);
}
@Override
@Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
public boolean replace(Node node, Node replacementNode) {
if (node == null)
return false;
if (message != null) {
if (node == message) {
replaceMessage((Expression) replacementNode);
return true;
}
}
return super.replace(node, replacementNode);
}
}
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