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package com.github.javaparser.generator.core.visitor;
import com.github.javaparser.ast.CompilationUnit;
import com.github.javaparser.ast.body.MethodDeclaration;
import com.github.javaparser.ast.stmt.BlockStmt;
import com.github.javaparser.generator.VisitorGenerator;
import com.github.javaparser.utils.SourceRoot;
import com.github.javaparser.metamodel.BaseNodeMetaModel;
import com.github.javaparser.metamodel.PropertyMetaModel;
import static com.github.javaparser.utils.CodeGenerationUtils.f;
/**
* Generates JavaParser's VoidVisitorAdapter.
*/
public class VoidVisitorAdapterGenerator extends VisitorGenerator {
public VoidVisitorAdapterGenerator(SourceRoot sourceRoot) {
super(sourceRoot, "com.github.javaparser.ast.visitor", "VoidVisitorAdapter", "void", "A", true);
}
@Override
protected void generateVisitMethodBody(BaseNodeMetaModel node, MethodDeclaration visitMethod, CompilationUnit compilationUnit) {
visitMethod.getParameters().forEach(p -> p.setFinal(true));
BlockStmt body = visitMethod.getBody().get();
body.getStatements().clear();
for (PropertyMetaModel field : node.getAllPropertyMetaModels()) {
final String getter = field.getGetterMethodName() + "()";
if (field.getNodeReference().isPresent()) {
if (field.isOptional() && field.isNodeList()) {
body.addStatement(f("n.%s.ifPresent( l -> l.forEach( v -> v.accept(this, arg)));", getter));
} else if (field.isOptional()) {
body.addStatement(f("n.%s.ifPresent(l -> l.accept(this, arg));", getter));
} else if (field.isNodeList()) {
body.addStatement(f("n.%s.forEach(p -> p.accept(this, arg));", getter));
} else {
body.addStatement(f("n.%s.accept(this, arg);", getter));
}
}
}
}
}
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