#21 Übergabe von Fehlerinformation in der API

src/main/java/de/kosit/validationtool/impl/DefaultResult.java

@@ -0,0 +1,97 @@
+package de.kosit.validationtool.impl;
+
+import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.Setter;
+
+import de.kosit.validationtool.api.AcceptRecommendation;
+import de.kosit.validationtool.api.Result;
+import de.kosit.validationtool.api.XmlError;
+
+import net.sf.saxon.dom.NodeOverNodeInfo;
+import net.sf.saxon.s9api.SaxonApiException;
+import net.sf.saxon.s9api.Serializer;
+import net.sf.saxon.s9api.XdmNode;
+
+/**
+ * @author Andreas Penski
+ */
+
+public class DefaultResult implements Result {
+
+    /** Der generierte Report. */
+    @Getter
+    private final XdmNode report;
+
+    /** Das evaluierte Ergebnis. */
+    @Getter
+    private final AcceptRecommendation acceptRecommendation;
+
+    private final HtmlExtraction htmlExtraction;
+
+    @Setter(AccessLevel.PACKAGE)
+    @Getter
+    private List<XmlError> schemaViolations = new ArrayList<>();
+
+    public DefaultResult(final XdmNode report, final AcceptRecommendation recommendation, final ContentRepository repository) {
+        this.report = report;
+        this.acceptRecommendation = recommendation;
+        this.htmlExtraction = new HtmlExtraction(repository);
+    }
+
+    /**
+     * Gibt den Report als W3C-{@link Document} zurück.
+     *
+     * @return der Report
+     */
+    @Override
+    public Document getReportDocument() {
+        return (Document) NodeOverNodeInfo.wrap(getReport().getUnderlyingNode());
+    }
+
+    /**
+     * Schnellzugriff auf die Empfehlung zur Weiterverarbeitung des Dokuments.
+     *
+     * @return true wenn {@link AcceptRecommendation#ACCEPTABLE}
+     */
+    @Override
+    public boolean isAcceptable() {
+        return AcceptRecommendation.ACCEPTABLE.equals(this.acceptRecommendation);
+    }
+
+    public List<String> extractHtmlAsString() {
+        return extractHtml().stream().map(this::convertToString).collect(Collectors.toList());
+    }
+
+    private String convertToString(final XdmNode element) {
+        try {
+            final StringWriter writer = new StringWriter();
+            final Serializer serializer = ObjectFactory.createProcessor().newSerializer(writer);
+            serializer.serializeNode(element);
+            return writer.toString();
+        } catch (SaxonApiException e) {
+            throw new IllegalStateException("Can not convert to string", e);
+        }
+    }
+
+    public List<Element> extractHtmlAsElement() {
+        return extractHtml().stream().map(DefaultResult::convertToElement).collect(Collectors.toList());
+    }
+
+    private static Element convertToElement(final XdmNode xdmItem) {
+        return (Element) NodeOverNodeInfo.wrap(xdmItem.getUnderlyingNode());
+    }
+
+    public List<XdmNode> extractHtml() {
+        return this.htmlExtraction.extract(getReport());
+    }
+
+}