问使用Java从节点获取名为comment的属性

EN

public class ReadAttributes {
public static void main(String[] args) {
        List<String> comments = new XBProjector().io().stream(ReadAttributes.class.getResourceAsStream("data.xml")).evalXPath("//@comment").asListOf(String.class);
        System.out.println(comments);
        }
}

[Operation system section, SUSE Linux Enterprise Server 12 is installed, SUSE Linux Enterprise Desktop 12 is installed, update-test-security-0 is earlier than 0:11.2]

XPath xpath = XPathFactory.newInstance().newXPath();
return xpath.evaluate("/criteria/criterion/@comment", document);

String[] args = new String[]{ "//*[@comment]" };
XPathFactory xpf = XPathFactory.newInstance();
XPath xpath = xpf.newXPath();
for( String s: args ){
    XPathExpression xpExp = xpath.compile( "count("+s+")" );
    String res = xpExp.evaluate( source );
    System.out.println( s + ": " + res );
    int n = Integer.parseInt( res );
    for( int i = 1; i <= n; i++ ){
        xpExp = xpath.compile( "(" + s + ")[" + i + "]/@comment" );
        System.out.println(  "comment: " + xpExp.evaluate( source ) );
    }
}