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chore(core): enable safe xml processing #1614

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chore(core): enable safe xml processing #1614

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10 changes: 8 additions & 2 deletions ...gwolf/core/asyncapi/components/examples/walkers/xml/DefaultExampleXmlValueSerializer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,16 +13,22 @@
import java.io.StringWriter;

public class DefaultExampleXmlValueSerializer implements ExampleXmlValueSerializer {

@Override
public String writeDocumentAsXmlString(Document document) throws TransformerException {
DOMSource domSource = new DOMSource(document);
Transformer transformer = TransformerFactory.newInstance().newTransformer();
TransformerFactory transformerFactory = TransformerFactory.newInstance();
transformerFactory.setFeature(javax.xml.XMLConstants.FEATURE_SECURE_PROCESSING, true);

Transformer transformer = transformerFactory.newTransformer();
transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
transformer.setOutputProperty(OutputKeys.METHOD, "xml");
transformer.setOutputProperty(OutputKeys.INDENT, "no");

StringWriter sw = new StringWriter();
StreamResult sr = new StreamResult(sw);
DOMSource domSource = new DOMSource(document);
transformer.transform(domSource, sr);

return sw.toString();
}
}
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