Examples with XMLStreamReader javax.xml.stream.XMLStreamReader used on opensource projects

Example 51 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project lucene-solr by apache.

the class XPathRecordReader method streamRecords.

/** 
   * Creates an XML stream reader on top of whatever reader has been
   * configured. Then calls parse() with a handler which is
   * invoked forEach record emitted.
   *
   * @param r the stream reader
   * @param handler The callback instance
   */
public void streamRecords(Reader r, Handler handler) {
    try {
        XMLStreamReader parser = factory.createXMLStreamReader(r);
        rootNode.parse(parser, handler, new HashMap<>(), new Stack<>(), false);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

Example 52 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project wildfly by wildfly.

the class KernelDeploymentParsingProcessor method parseDescriptor.

/**
     * Parse -jboss-beans.xml file.
     *
     * @param unit         the deployment unit
     * @param beansXmlFile the beans xml file
     * @throws DeploymentUnitProcessingException
     *          for any error
     */
protected void parseDescriptor(DeploymentUnit unit, VirtualFile beansXmlFile) throws DeploymentUnitProcessingException {
    if (beansXmlFile == null || beansXmlFile.exists() == false)
        return;
    InputStream xmlStream = null;
    try {
        xmlStream = beansXmlFile.openStream();
        final XMLStreamReader reader = inputFactory.createXMLStreamReader(xmlStream);
        final ParseResult<KernelDeploymentXmlDescriptor> result = new ParseResult<KernelDeploymentXmlDescriptor>();
        xmlMapper.parseDocument(result, reader);
        final KernelDeploymentXmlDescriptor xmlDescriptor = result.getResult();
        if (xmlDescriptor != null)
            unit.addToAttachmentList(KernelDeploymentXmlDescriptor.ATTACHMENT_KEY, xmlDescriptor);
        else
            throw PojoLogger.ROOT_LOGGER.failedToParse(beansXmlFile);
    } catch (DeploymentUnitProcessingException e) {
        throw e;
    } catch (Exception e) {
        throw PojoLogger.ROOT_LOGGER.parsingException(beansXmlFile, e);
    } finally {
        VFSUtils.safeClose(xmlStream);
    }
}

Example 53 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project wildfly by wildfly.

the class PersistenceUnitXmlParserTestCase method testVersion.

/**
     * See http://issues.jboss.org/browse/STXM-8
     */
@Test
public void testVersion() throws Exception {
    final String persistence_xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?> " + "<persistence xmlns=\"http://java.sun.com/xml/ns/persistence\" version=\"1.0\">" + "  <persistence-unit name=\"mypc\">" + "    <description>Persistence Unit." + "    </description>" + "    <jta-data-source>java:/H2DS</jta-data-source>" + "    <class>org.jboss.as.test.integration.jpa.epcpropagation.MyEntity</class>" + "    <properties> <property name=\"hibernate.hbm2ddl.auto\" value=\"create-drop\"/></properties>" + "  </persistence-unit>" + "</persistence>";
    XMLStreamReader reader = XMLInputFactory.newInstance().createXMLStreamReader(new StringReader(persistence_xml));
    PersistenceUnitMetadataHolder metadataHolder = PersistenceUnitXmlParser.parse(reader, PropertyReplacers.noop());
    PersistenceUnitMetadata metadata = metadataHolder.getPersistenceUnits().get(0);
    String version = metadata.getPersistenceXMLSchemaVersion();
    assertEquals("1.0", version);
}

Example 54 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project wildfly by wildfly.

the class PersistenceUnitParseProcessor method parse.

private void parse(final VirtualFile persistence_xml, final List<PersistenceUnitMetadataHolder> listPUHolders, final DeploymentUnit deploymentUnit) throws DeploymentUnitProcessingException {
    ROOT_LOGGER.tracef("parse checking if %s exists, result = %b", persistence_xml.toString(), persistence_xml.exists());
    if (persistence_xml.exists() && persistence_xml.isFile()) {
        InputStream is = null;
        try {
            is = persistence_xml.openStream();
            final XMLInputFactory inputFactory = XMLInputFactory.newInstance();
            inputFactory.setXMLResolver(NoopXMLResolver.create());
            XMLStreamReader xmlReader = inputFactory.createXMLStreamReader(is);
            PersistenceUnitMetadataHolder puHolder = PersistenceUnitXmlParser.parse(xmlReader, SpecDescriptorPropertyReplacement.propertyReplacer(deploymentUnit));
            postParseSteps(persistence_xml, puHolder, deploymentUnit);
            listPUHolders.add(puHolder);
        } catch (Exception e) {
            throw new DeploymentUnitProcessingException(JpaLogger.ROOT_LOGGER.failedToParse(persistence_xml), e);
        } finally {
            try {
                if (is != null) {
                    is.close();
                }
            } catch (IOException e) {
            // Ignore
            }
        }
    }
}

Example 55 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project wildfly by wildfly.

the class JSFManagedBeanProcessor method processXmlManagedBeans.

/**
     * Parse the faces config files looking for managed bean classes. The parser is quite
     * simplistic as the only information we need is the managed-bean-class element
     */
private void processXmlManagedBeans(final DeploymentUnit deploymentUnit, final Set<String> managedBeanClasses) {
    for (final VirtualFile facesConfig : getConfigurationFiles(deploymentUnit)) {
        InputStream is = null;
        try {
            is = facesConfig.openStream();
            final XMLInputFactory inputFactory = XMLInputFactory.newInstance();
            inputFactory.setXMLResolver(NoopXMLResolver.create());
            XMLStreamReader parser = inputFactory.createXMLStreamReader(is);
            StringBuilder className = null;
            int indent = 0;
            boolean managedBean = false;
            boolean managedBeanClass = false;
            while (true) {
                int event = parser.next();
                if (event == XMLStreamConstants.END_DOCUMENT) {
                    parser.close();
                    break;
                }
                if (event == XMLStreamConstants.START_ELEMENT) {
                    indent++;
                    if (indent == 2) {
                        if (parser.getLocalName().equals(MANAGED_BEAN)) {
                            managedBean = true;
                        }
                    } else if (indent == 3 && managedBean) {
                        if (parser.getLocalName().equals(MANAGED_BEAN_CLASS)) {
                            managedBeanClass = true;
                            className = new StringBuilder();
                        }
                    }
                } else if (event == XMLStreamConstants.END_ELEMENT) {
                    indent--;
                    managedBeanClass = false;
                    if (indent == 1) {
                        managedBean = false;
                    }
                    if (className != null) {
                        managedBeanClasses.add(className.toString().trim());
                        className = null;
                    }
                } else if (managedBeanClass && event == XMLStreamConstants.CHARACTERS) {
                    className.append(parser.getText());
                }
            }
        } catch (Exception e) {
            JSFLogger.ROOT_LOGGER.managedBeansConfigParseFailed(facesConfig);
        } finally {
            try {
                if (is != null) {
                    is.close();
                }
            } catch (IOException e) {
            // Ignore
            }
        }
    }
}