https://github.com/itplr-kosit/validator/issues/100 Make createReport optional

CHANGELOG.md

@@ -19,7 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - (API) Possibility to use preconfigured Saxon `Processor` instance for validation
 
 ### Changed
-
+- (CORE) [#100](https://github.com/itplr-kosit/validator/issues/100) Make createReport optional
 - (DAEMON) UI rewrite based on [Docusaurs](https://docusaurus.io)
 - (
   API)  [ResolvingConfigurationStrategy.java#getProcessor()](de/kosit/validationtool/api/ResolvingConfigurationStrategy)

src/main/java/de/kosit/validationtool/config/ConfigurationLoader.java

@@ -69,6 +69,8 @@ public class ConfigurationLoader {
 
     private static final String SUPPORTED_MAJOR_VERSION_SCHEMA = "http://www.xoev.de/de/validator/framework/1/scenarios";
 
+    protected final Map<String, Object> parameters = new HashMap<>();
+
     /**
      * URL, die auf die scenerio.xml Datei zeigt.
      */
@@ -84,16 +86,6 @@ public class ConfigurationLoader {
 
     protected ResolvingConfigurationStrategy resolvingConfigurationStrategy;
 
-    protected final Map<String, Object> parameters = new HashMap<>();
-
-    URI getScenarioRepository() {
-        if (this.scenarioRepository == null) {
-            log.info("Creating default scenario repository (alongside scenario definition)");
-            return RelativeUriResolver.resolve(URI.create("."), this.scenarioDefinition);
-        }
-        return this.scenarioRepository;
-    }
-
     private static void checkVersion(final URI scenarioDefinition, final Processor processor) {
         try {
             final Result<XdmNode, XMLSyntaxError> result = new DocumentParseAction(processor)
@@ -132,6 +124,38 @@ public class ConfigurationLoader {
 
     }
 
+    private static List<Scenario> initializeScenarios(final Scenarios def, final ContentRepository contentRepository) {
+        return def.getScenario().stream().map(s -> initialize(s, contentRepository)).collect(Collectors.toList());
+    }
+
+    private static Scenario initialize(final ScenarioType def, final ContentRepository repository) {
+        final Scenario s = new Scenario(def);
+        s.setMatchExecutable(repository.createMatchExecutable(def));
+        s.setSchema(repository.createSchema(def));
+        s.setSchematronValidations(repository.createSchematronTransformations(def));
+        if (def.getCreateReport() != null) {
+            s.setReportTransformation(repository.createReportTransformation(def));
+        } else {
+            log.warn("No report configured. Will provide an internal format as report!");
+            s.setReportTransformation(repository.createIdentityTransformation());
+        }
+        s.setFactory(repository.getResolvingConfigurationStrategy());
+        s.setUriResolver(repository.getResolver());
+        s.setUnparsedTextURIResolver(repository.getUnparsedTextURIResolver());
+        if (def.getAcceptMatch() != null) {
+            s.setAcceptExecutable(repository.createAccepptExecutable(def));
+        }
+        return s;
+    }
+
+    URI getScenarioRepository() {
+        if (this.scenarioRepository == null) {
+            log.info("Creating default scenario repository (alongside scenario definition)");
+            return RelativeUriResolver.resolve(URI.create("."), this.scenarioDefinition);
+        }
+        return this.scenarioRepository;
+    }
+
     public Configuration build(final Processor processor) {
         final ResolvingConfigurationStrategy resolving = getResolvingConfigurationStrategy();
         final ContentRepository contentRepository = new ContentRepository(processor, resolving, getScenarioRepository());
@@ -150,10 +174,6 @@ public class ConfigurationLoader {
         return (configuration);
     }
 
-    private static List<Scenario> initializeScenarios(final Scenarios def, final ContentRepository contentRepository) {
-        return def.getScenario().stream().map(s -> initialize(s, contentRepository)).collect(Collectors.toList());
-    }
-
     private ResolvingConfigurationStrategy getResolvingConfigurationStrategy() {
         if (this.resolvingConfigurationStrategy != null) {
             log.info("Custom resolving strategy supplied. Please take care of xml security!");
@@ -179,21 +199,6 @@ public class ConfigurationLoader {
 
     }
 
-    private static Scenario initialize(final ScenarioType def, final ContentRepository repository) {
-        final Scenario s = new Scenario(def);
-        s.setMatchExecutable(repository.createMatchExecutable(def));
-        s.setSchema(repository.createSchema(def));
-        s.setSchematronValidations(repository.createSchematronTransformations(def));
-        s.setReportTransformation(repository.createReportTransformation(def));
-        s.setFactory(repository.getResolvingConfigurationStrategy());
-        s.setUriResolver(repository.getResolver());
-        s.setUnparsedTextURIResolver(repository.getUnparsedTextURIResolver());
-        if (def.getAcceptMatch() != null) {
-            s.setAcceptExecutable(repository.createAccepptExecutable(def));
-        }
-        return s;
-    }
-
     /**
      * Sets actual {@link ResolvingMode}, when the validator needs to resolve stuff on startup.
      * 

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

@@ -17,6 +17,7 @@
 package de.kosit.validationtool.impl;
 
 import java.io.IOException;
+import java.io.InputStream;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
@@ -265,4 +266,18 @@ public class ContentRepository {
     public Transformation createSchematronTransformation(final ValidateWithSchematron validateWithSchematron) {
         return createTransformation(validateWithSchematron.getResource());
     }
+
+    public Transformation createIdentityTransformation() {
+        final URL url = ContentRepository.class.getClassLoader().getResource("transform/identity.xsl");
+        try ( final InputStream input = url.openStream() ) {
+            final XsltCompiler xsltCompiler = getProcessor().newXsltCompiler();
+            final XsltExecutable executable = xsltCompiler.compile(new StreamSource(input));
+            final ResourceType resource = new ResourceType();
+            resource.setName("identity");
+            resource.setLocation(url.toString());
+            return new Transformation(executable, resource);
+        } catch (final IOException | SaxonApiException e) {
+            throw new IllegalStateException("Error creating identity transformation", e);
+        }
+    }
 }

src/main/model/xsd/scenarios.xsd

@@ -81,7 +81,7 @@
             <xs:element name="match" type="xs:string" />
             <xs:element name="validateWithXmlSchema" type="s:ValidateWithXmlSchema" />
             <xs:element name="validateWithSchematron" maxOccurs="unbounded" minOccurs="0" type="s:ValidateWithSchematron" />
-            <xs:element name="createReport" type="s:CreateReportType" />
+            <xs:element name="createReport" type="s:CreateReportType" minOccurs="0"/>
             <xs:element name="acceptMatch" type="xs:string" minOccurs="0">
                 <xs:annotation>
                     <xs:documentation>

src/main/resources/transform/identity.xsl

@@ -0,0 +1,28 @@
+<!--
+  ~ Copyright 2017-2022  Koordinierungsstelle für IT-Standards (KoSIT)
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="2.0">
+    <xsl:template match="element()">
+        <xsl:copy>
+            <xsl:apply-templates select="@*,node()"/>
+        </xsl:copy>
+    </xsl:template>
+
+    <xsl:template match="attribute()|text()|comment()|processing-instruction()">
+        <xsl:copy/>
+    </xsl:template>
+
+</xsl:stylesheet>