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package com.github.javaparser.ast.validator;
import com.github.javaparser.ast.expr.Name;
import com.github.javaparser.ast.expr.SimpleName;
import static com.github.javaparser.utils.CodeGenerationUtils.f;
/**
* Validates that identifiers are not keywords - this for the few keywords that the parser
* accepts because they were added after Java 1.0.
*/
public class ReservedKeywordValidator extends VisitorValidator {
private final String keyword;
private final String error;
public ReservedKeywordValidator(String keyword) {
this.keyword = keyword;
error = f("'%s' cannot be used as an identifier as it is a keyword.", keyword);
}
@Override
public void visit(Name n, ProblemReporter arg) {
if (n.getIdentifier().equals(keyword)) {
arg.report(n, error);
}
super.visit(n, arg);
}
@Override
public void visit(SimpleName n, ProblemReporter arg) {
if (n.getIdentifier().equals(keyword)) {
arg.report(n, error);
}
super.visit(n, arg);
}
}
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