Examples with InternalResource org.drools.core.io.internal.InternalResource used on opensource projects

Example 1 with InternalResource

use of org.drools.core.io.internal.InternalResource in project drools by kiegroup.

the class XmlBifParser method loadBif.

public static Bif loadBif(Resource resource, KnowledgeBuilderErrors errors) {
    InputStream is = null;
    try {
        is = resource.getInputStream();
    } catch (IOException e) {
        errors.add(new ParserError(resource, "Exception opening Stream:\n" + e.toString(), 0, 0));
        return null;
    }
    try {
        String encoding = resource instanceof InternalResource ? ((InternalResource) resource).getEncoding() : null;
        XStream xstream = encoding != null ? createTrustingXStream(new DomDriver(encoding)) : createTrustingXStream();
        initXStream(xstream);
        Bif bif = (Bif) xstream.fromXML(is);
        return bif;
    } catch (Exception e) {
        errors.add(new BayesNetworkAssemblerError(resource, "Unable to parse opening Stream:\n" + e.toString()));
        return null;
    }
}

Example 2 with InternalResource

use of org.drools.core.io.internal.InternalResource in project drools by kiegroup.

the class DrlParser method parse.

public PackageDescr parse(final boolean isEditor, final Resource resource, final InputStream is) throws DroolsParserException, IOException {
    this.resource = resource;
    String encoding = resource instanceof InternalResource ? ((InternalResource) resource).getEncoding() : null;
    lexer = buildLexer(is, encoding, languageLevel);
    DRLParser parser = buildParser(lexer, languageLevel);
    return compile(isEditor, parser);
}

Example 3 with InternalResource

use of org.drools.core.io.internal.InternalResource in project drools by kiegroup.

the class XmlChangeSetReaderTest method testResourceAttributes.

@Test
public void testResourceAttributes() throws Exception {
    SemanticModules semanticModules = new SemanticModules();
    semanticModules.addSemanticModule(new ChangeSetSemanticModule());
    XmlChangeSetReader changeSetReader = new XmlChangeSetReader(semanticModules);
    changeSetReader.setClassLoader(XmlChangeSetReaderTest.class.getClassLoader(), null);
    ChangeSet changeSet = changeSetReader.read(XmlChangeSetReaderTest.class.getClassLoader().getResourceAsStream("org/drools/core/xml/test-change-set.xml"));
    Assert.assertNotNull(changeSet);
    Collection<Resource> resourcesAdded = changeSet.getResourcesAdded();
    Assert.assertNotNull(resourcesAdded);
    Assert.assertEquals(4, resourcesAdded.size());
    InternalResource resource1 = null;
    InternalResource resource2 = null;
    InternalResource resource3 = null;
    InternalResource secureResource = null;
    for (Resource r : resourcesAdded) {
        InternalResource resource = (InternalResource) r;
        if (resource.getSourcePath() != null && resource.getSourcePath().equals("resource1")) {
            resource1 = resource;
        } else if (resource.getSourcePath() != null && resource.getSourcePath().equals("secureResource")) {
            secureResource = resource;
        } else if (resource.getSourcePath() == null && resource.getDescription() == null) {
            resource3 = resource;
        } else if (resource.getSourcePath() == null) {
            resource2 = resource;
        }
    }
    Assert.assertNotNull(resource1);
    Assert.assertNotNull(resource2);
    Assert.assertNotNull(resource3);
    Assert.assertNotNull(secureResource);
    Assert.assertNull(resource1.getDescription());
    Assert.assertEquals("another description", resource2.getDescription());
    Assert.assertEquals("some useful description", secureResource.getDescription());
    Assert.assertEquals(2, changeSetReader.getParser().getAttrs().getLength());
    Assert.assertEquals("DRL", changeSetReader.getParser().getAttrs().getValue("type"));
}

Example 4 with InternalResource

use of org.drools.core.io.internal.InternalResource in project drools by kiegroup.

the class KnowledgeBuilderImpl method registerBuildResource.

public void registerBuildResource(final Resource resource, ResourceType type) {
    InternalResource ires = (InternalResource) resource;
    if (ires.getResourceType() == null) {
        ires.setResourceType(type);
    } else if (ires.getResourceType() != type) {
        addBuilderResult(new ResourceTypeDeclarationWarning(resource, ires.getResourceType(), type));
    }
    if (ResourceType.CHANGE_SET == type) {
        try {
            ChangeSet changeSet = parseChangeSet(resource);
            List<Resource> resources = new ArrayList<Resource>();
            resources.add(resource);
            for (Resource addedRes : changeSet.getResourcesAdded()) {
                resources.add(addedRes);
            }
            for (Resource modifiedRes : changeSet.getResourcesModified()) {
                resources.add(modifiedRes);
            }
            for (Resource removedRes : changeSet.getResourcesRemoved()) {
                resources.add(removedRes);
            }
            buildResources.push(resources);
        } catch (Exception e) {
            results.add(new DroolsError() {

                public String getMessage() {
                    return "Unable to register changeset resource " + resource;
                }

                public int[] getLines() {
                    return new int[0];
                }
            });
        }
    } else {
        buildResources.push(Collections.singletonList(resource));
    }
}

Example 5 with InternalResource

use of org.drools.core.io.internal.InternalResource in project drools by kiegroup.

the class KnowledgeBuilderImpl method addPackageFromChangeSet.

void addPackageFromChangeSet(Resource resource) throws SAXException, IOException {
    XmlChangeSetReader reader = new XmlChangeSetReader(this.configuration.getSemanticModules());
    if (resource instanceof ClassPathResource) {
        reader.setClassLoader(((ClassPathResource) resource).getClassLoader(), ((ClassPathResource) resource).getClazz());
    } else {
        reader.setClassLoader(this.configuration.getClassLoader(), null);
    }
    Reader resourceReader = null;
    try {
        resourceReader = resource.getReader();
        ChangeSet changeSet = reader.read(resourceReader);
        if (changeSet == null) {
        // @TODO should log an error
        }
        for (Resource nestedResource : changeSet.getResourcesAdded()) {
            InternalResource iNestedResourceResource = (InternalResource) nestedResource;
            if (iNestedResourceResource.isDirectory()) {
                for (Resource childResource : iNestedResourceResource.listResources()) {
                    if (((InternalResource) childResource).isDirectory()) {
                        // ignore sub directories
                        continue;
                    }
                    ((InternalResource) childResource).setResourceType(iNestedResourceResource.getResourceType());
                    addKnowledgeResource(childResource, iNestedResourceResource.getResourceType(), iNestedResourceResource.getConfiguration());
                }
            } else {
                addKnowledgeResource(iNestedResourceResource, iNestedResourceResource.getResourceType(), iNestedResourceResource.getConfiguration());
            }
        }
    } finally {
        if (resourceReader != null) {
            resourceReader.close();
        }
    }
}