Example usage for javax.xml.stream XMLEventWriter add

List of usage examples for javax.xml.stream XMLEventWriter add

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Introduction

In this page you can find the example usage for javax.xml.stream XMLEventWriter add.

Prototype


public void add(XMLEventReader reader) throws XMLStreamException;

Source Link

Document

Adds an entire stream to an output stream, calls next() on the inputStream argument until hasNext() returns false This should be treated as a convenience method that will perform the following loop over all the events in an event reader and call add on each event.

Usage

From source file:org.springframework.batch.item.xml.StaxEventItemWriterTests.java

/**
 * Resource is deleted when items have not been written and shouldDeleteIfEmpty flag is set.
 *//*from  w  w w .  j  a  va 2s. c  o m*/
@Test
public void testDeleteIfEmptyNoRecordsWrittenHeaderAndFooter() throws Exception {
    writer.setShouldDeleteIfEmpty(true);
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "header"));
                writer.add(factory.createEndElement("", "", "header"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.setFooterCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "footer"));
                writer.add(factory.createEndElement("", "", "footer"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.open(executionContext);
    writer.close();
    assertFalse("file should be deleted" + resource, resource.getFile().exists());
}

From source file:org.springframework.batch.item.xml.StaxEventItemWriterTests.java

/**
 * Resource is not deleted when items have been written and shouldDeleteIfEmpty flag is set (restart after delete).
 *///from w  w  w .j  av a 2s. co m
@Test
public void testDeleteIfEmptyNoRecordsWrittenHeaderAndFooterRestartAfterDelete() throws Exception {
    writer.setShouldDeleteIfEmpty(true);
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "header"));
                writer.add(factory.createEndElement("", "", "header"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.setFooterCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "footer"));
                writer.add(factory.createEndElement("", "", "footer"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.open(executionContext);
    writer.update(executionContext);
    writer.close();
    assertFalse("file should be deleted" + resource, resource.getFile().exists());
    writer.open(executionContext);
    writer.write(items);
    writer.update(executionContext);
    writer.close();
    String content = getOutputFileContent();
    assertTrue("Wrong content: " + content, content.contains(TEST_STRING));
}

From source file:org.springframework.batch.item.xml.StaxEventItemWriterTests.java

private void initWriterForSimpleCallbackTests() throws Exception {
    writer = createItemWriter();/* w w  w.j a  v a2 s.  c om*/
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("ns", "http://www.springframework.org/test", "group"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }
        }

    });
    writer.setFooterCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createEndElement("ns", "http://www.springframework.org/test", "group"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.setRootTagName("{http://www.springframework.org/test}ns:testroot");
    writer.afterPropertiesSet();
}

From source file:org.springframework.batch.item.xml.StaxEventItemWriterTests.java

private void initWriterForComplexCallbackTests() throws Exception {
    writer = createItemWriter();//  www  . j  a  v  a 2  s .  c  om
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "preHeader"));
                writer.add(factory.createCharacters("PRE-HEADER"));
                writer.add(factory.createEndElement("", "", "preHeader"));
                writer.add(factory.createStartElement("ns", "http://www.springframework.org/test", "group"));
                writer.add(factory.createStartElement("", "", "subGroup"));
                writer.add(factory.createStartElement("", "", "postHeader"));
                writer.add(factory.createCharacters("POST-HEADER"));
                writer.add(factory.createEndElement("", "", "postHeader"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }
        }

    });
    writer.setFooterCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "preFooter"));
                writer.add(factory.createCharacters("PRE-FOOTER"));
                writer.add(factory.createEndElement("", "", "preFooter"));
                writer.add(factory.createEndElement("", "", "subGroup"));
                writer.add(factory.createEndElement("ns", "http://www.springframework.org/test", "group"));
                writer.add(factory.createStartElement("", "", "postFooter"));
                writer.add(factory.createCharacters("POST-FOOTER"));
                writer.add(factory.createEndElement("", "", "postFooter"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.setRootTagName("{http://www.springframework.org/test}ns:testroot");
    writer.afterPropertiesSet();
}

From source file:org.springframework.batch.item.xml.TransactionalStaxEventItemWriterTests.java

/**
 * Item is written to the output file only after flush.
 *///from w  w  w .  j av a 2  s . com
@Test
public void testWriteWithHeaderAfterRollback() throws Exception {
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "header"));
                writer.add(factory.createEndElement("", "", "header"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.open(executionContext);
    try {
        new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() {
            @Override
            public Void doInTransaction(TransactionStatus status) {
                try {
                    writer.write(items);
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
                throw new RuntimeException("Planned");
            }
        });
        fail("Expected RuntimeException");
    } catch (RuntimeException e) {
        // expected
    }
    writer.close();
    writer.open(executionContext);
    new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() {
        @Override
        public Void doInTransaction(TransactionStatus status) {
            try {
                writer.write(items);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
            return null;
        }
    });
    writer.close();
    String content = outputFileContent();
    assertEquals("Wrong content: " + content, 1, StringUtils.countOccurrencesOf(content, ("<header/>")));
    assertEquals("Wrong content: " + content, 1, StringUtils.countOccurrencesOf(content, TEST_STRING));
}

From source file:org.springframework.batch.item.xml.TransactionalStaxEventItemWriterTests.java

/**
 * Item is written to the output file only after flush.
 */// www .j a va2  s . c  o m
@Test
public void testWriteWithHeaderAfterFlushAndRollback() throws Exception {
    writer.setHeaderCallback(new StaxWriterCallback() {

        @Override
        public void write(XMLEventWriter writer) throws IOException {
            XMLEventFactory factory = XMLEventFactory.newInstance();
            try {
                writer.add(factory.createStartElement("", "", "header"));
                writer.add(factory.createEndElement("", "", "header"));
            } catch (XMLStreamException e) {
                throw new RuntimeException(e);
            }

        }

    });
    writer.open(executionContext);
    new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() {
        @Override
        public Void doInTransaction(TransactionStatus status) {
            try {
                writer.write(items);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
            return null;
        }
    });
    writer.update(executionContext);
    writer.close();
    writer.open(executionContext);
    try {
        new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() {
            @Override
            public Void doInTransaction(TransactionStatus status) {
                try {
                    writer.write(items);
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
                throw new RuntimeException("Planned");
            }
        });
        fail("Expected RuntimeException");
    } catch (RuntimeException e) {
        // expected
    }
    writer.close();
    String content = outputFileContent();
    assertEquals("Wrong content: " + content, 1, StringUtils.countOccurrencesOf(content, ("<header/>")));
    assertEquals("Wrong content: " + content, 1, StringUtils.countOccurrencesOf(content, TEST_STRING));
}

From source file:org.talend.repository.json.util.ConvertJSONString.java

public static void main(String[] args) {
    ConvertJSONString convertJSON = new ConvertJSONString();
    de.odysseus.staxon.json.JsonXMLConfig jsonConfig = new de.odysseus.staxon.json.JsonXMLConfigBuilder()
            .multiplePI(false).build();/* w w w.j  ava 2s  . com*/
    de.odysseus.staxon.json.JsonXMLInputFactory jsonXMLInputFactory = new de.odysseus.staxon.json.JsonXMLInputFactory(
            jsonConfig);
    javax.xml.stream.XMLOutputFactory xmlOutputFactory = javax.xml.stream.XMLOutputFactory.newInstance();

    // org.dom4j.io.SAXReader reader_tExtractJSONFields_1 = new org.dom4j.io.SAXReader();
    // org.dom4j.Document doc_tExtractJSONFields_1 = null;
    // java.util.HashMap xmlNameSpaceMap_tExtractJSONFields_1 = new java.util.HashMap<String, String>();
    // org.dom4j.XPath x_tExtractJSONFields_1 = null;
    // java.util.List<org.dom4j.tree.AbstractNode> nodeList_tExtractJSONFields_1 = null;
    // boolean isStructError = true;
    java.io.ByteArrayOutputStream outStream = new java.io.ByteArrayOutputStream();
    java.io.ByteArrayInputStream inStream = null;
    File file = new File("E:/builds/source_file.json");
    try {
        FileInputStream input = new FileInputStream(file);
        String jsonStr = IOUtils.toString(input);

        // String loopQuery_tExtractJSONFields_1 = "/rcp.authorized_plug-ins";
        // String oraginalJsonStr_tExtractJSONFields_1 = jsonStr_tExtractJSONFields_1;
        convertJSON.setJsonString(jsonStr);
        // cjs_tExtractJSONFields_1.setLoopString(loopQuery_tExtractJSONFields_1);

        convertJSON.generate();
        jsonStr = convertJSON.getJsonString4XML();
        // loopQuery_tExtractJSONFields_1 = cjs_tExtractJSONFields_1.getLoopString4XML();
        inStream = new ByteArrayInputStream(jsonStr.getBytes());
        javax.xml.stream.XMLEventReader xmlEventReader = jsonXMLInputFactory.createXMLEventReader(inStream);
        javax.xml.stream.XMLEventWriter xmLEventWriter = xmlOutputFactory.createXMLEventWriter(outStream);
        xmLEventWriter.add(xmlEventReader);
        // convert json string to xml
        String xmlStr = outStream.toString();
        // System.out.println(xmlStr_tExtractJSONFields_1);

        FileWriter writer = new FileWriter("D:/CLOUD1.xml");
        writer.write(xmlStr);
        writer.flush();
        writer.close();
        // xmlStr_tExtractJSONFields_1 =
        // "<?xml version=\"1.0\" encoding=\"UTF-8\"?><root><rcp.authorized_plug-ins><s1>4</s1><upk>false</upk><psn>org.eclipse.jface.databinging.n1_de</psn><v>3.6.0.v20100814043401</v><pa>MDM1,TIS,DI</pa><sd>false</sd></rcp.authorized_plug-ins><rcp.authorized_plug-ins><s1>1</s1><upk>false</upk><psn>org.eclipse.jface.databinging.n1_de</psn><v>3.6.0.v20100814043401</v><pa>TDQ,Test</pa><sd>false</sd></rcp.authorized_plug-ins></root>";
        xmLEventWriter.close();
        xmlEventReader.close();

        // doc_tExtractJSONFields_1 = reader_tExtractJSONFields_1.read(new
        // java.io.StringReader(xmlStr_tExtractJSONFields_1));
        // x_tExtractJSONFields_1 = doc_tExtractJSONFields_1.createXPath(loopQuery_tExtractJSONFields_1);
        // x_tExtractJSONFields_1.setNamespaceURIs(xmlNameSpaceMap_tExtractJSONFields_1);
        // nodeList_tExtractJSONFields_1 = (java.util.List<org.dom4j.tree.AbstractNode>) x_tExtractJSONFields_1
        // .selectNodes(doc_tExtractJSONFields_1);
        // isStructError = false;
    } catch (FileNotFoundException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    } catch (IOException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    } catch (java.lang.Exception ex_tExtractJSONFields_1) {
        ex_tExtractJSONFields_1.printStackTrace();
    } finally {
        try {
            outStream.close();
            if (inStream != null) {
                inStream.close();
            }
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }

}

From source file:org.talend.repository.json.util.JSONUtil.java

public static String changeJsonToXml(String jsonPath) {
    Project project = ProjectManager.getInstance().getCurrentProject();
    IProject fsProject = null;/*from   w  ww.  j  a  va 2  s  . c  o  m*/
    try {
        fsProject = ResourceUtils.getProject(project);
    } catch (PersistenceException e2) {
        ExceptionHandler.process(e2);
    }
    if (fsProject == null) {
        return jsonPath;
    }
    String temPath = fsProject.getLocationURI().getPath() + File.separator + "temp" + File.separator
            + "jsonwizard" + File.separator;

    ConvertJSONString convertJSON = new ConvertJSONString();
    de.odysseus.staxon.json.JsonXMLConfig jsonConfig = new de.odysseus.staxon.json.JsonXMLConfigBuilder()
            .multiplePI(false).build();
    de.odysseus.staxon.json.JsonXMLInputFactory jsonXMLInputFactory = new de.odysseus.staxon.json.JsonXMLInputFactory(
            jsonConfig);
    javax.xml.stream.XMLOutputFactory xmlOutputFactory = javax.xml.stream.XMLOutputFactory.newInstance();

    java.io.ByteArrayOutputStream outStream = new java.io.ByteArrayOutputStream();
    InputStream inStream = null;
    File file = new File(jsonPath);

    // String filename = file.getName().replaceAll("\\.", "_");
    // filename = "tempTest";
    boolean isFromUrl = false;
    boolean illegalURL = false;
    InputStream input = null;

    if (file.exists()) {
        if (file.isDirectory()) {
            return "";
        }
        try {
            input = new FileInputStream(file);
        } catch (FileNotFoundException e) {
            ExceptionHandler.process(e);
        }
    } else {
        isFromUrl = true;
        try {
            input = new URL(jsonPath).openStream();
        } catch (MalformedURLException e) {
            illegalURL = true;
        } catch (IOException e) {
            illegalURL = true;
        }
        if (illegalURL) {
            return "";
        }
    }

    try {
        String jsonStr = IOUtils.toString(input);

        convertJSON.setJsonString(jsonStr);

        convertJSON.generate();
        jsonStr = convertJSON.getJsonString4XML();
        inStream = new ByteArrayInputStream(jsonStr.getBytes());
        javax.xml.stream.XMLEventReader xmlEventReader = jsonXMLInputFactory.createXMLEventReader(inStream);
        javax.xml.stream.XMLEventWriter xmLEventWriter = xmlOutputFactory.createXMLEventWriter(outStream);
        xmLEventWriter.add(xmlEventReader);
        String xmlStr = outStream.toString();

        File xmlFolder = new File(temPath);
        if (!xmlFolder.exists()) {
            xmlFolder.mkdirs();
        }
        temPath = temPath + TMP_JSON_FILE;
        FileWriter writer = new FileWriter(temPath);
        writer.write(xmlStr);
        writer.flush();
        writer.close();

        xmLEventWriter.close();
        xmlEventReader.close();
        if (isFromUrl) {
            tempJSONXsdPath = temPath;
        }
    } catch (java.lang.Exception e) {
        ExceptionHandler.process(e);
    } finally {
        try {
            outStream.close();
            if (inStream != null) {
                inStream.close();
            }
        } catch (IOException e) {
            ExceptionHandler.process(e);
        }

    }
    return temPath;
}

From source file:org.xmlsh.commands.internal.xml2json.java

private byte[] serializeAsXML(XMLEventReader reader) throws XMLStreamException {

    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    XMLOutputFactory fact = new OutputFactory();

    XMLEventWriter writer = fact.createXMLEventWriter(bos, kENCODING_UTF_8);
    while (reader.hasNext()) {
        XMLEvent event = reader.nextEvent();

        if (event.isEndElement() && event.asEndElement().getName().equals(kELEM_STRING))
            break;
        writer.add(event);
    }//  w w w .  ja va  2 s . c om

    writer.flush();
    writer.close();
    return bos.toByteArray();

}

From source file:ru.codeinside.gws.crypto.cryptopro.CryptoProvider.java

private String saxFilter(Node node) {
    try {//w ww.  ja  v a 2 s .c  o  m
        final Transformer transformer = TransformerFactory.newInstance().newTransformer();
        final StringWriter w1 = new StringWriter();
        transformer.transform(new DOMSource(node), new StreamResult(w1));
        XMLInputFactory xif = XMLInputFactory.newInstance();
        XMLEventReader eventReader = xif
                .createXMLEventReader(new StreamSource(new StringReader(w1.toString())));
        XMLEventReader filteredReader = xif.createFilteredReader(eventReader, new EventFilter() {
            @Override
            public boolean accept(XMLEvent event) {
                int type = event.getEventType();
                if (type == XMLStreamConstants.START_DOCUMENT || type == XMLStreamConstants.END_DOCUMENT) {
                    return false;
                }
                if (event.isStartElement()) {
                    StartElement startElement = (StartElement) event;
                    QName name = startElement.getName();
                    if ("".equals(name.getNamespaceURI()) && "root".equals(name.getLocalPart())) {
                        return false;
                    }
                }
                if (event.isEndElement()) {
                    EndElement endElement = (EndElement) event;
                    QName name = endElement.getName();
                    if ("".equals(name.getNamespaceURI()) && "root".equals(name.getLocalPart())) {
                        return false;
                    }
                }
                return true;
            }
        });
        StringWriter sw = new StringWriter();
        XMLOutputFactory xof = XMLOutputFactory.newInstance();
        XMLEventWriter writer = xof.createXMLEventWriter(sw);
        while (filteredReader.hasNext()) {
            writer.add(filteredReader.nextEvent());
        }
        return sw.toString();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}