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9 files changed

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‎.gitignore‎

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out
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target
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*.iml
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log
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log
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lib

‎pom.xml‎

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<target>${java.version}</target>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-surefire-plugin</artifactId>
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<version>2.20.1</version>
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<configuration>
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<argLine>-Dfile.encoding=UTF-8</argLine>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-shade-plugin</artifactId>
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<version>RELEASE</version>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>com.google.guava</groupId>
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<artifactId>guava</artifactId>
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<version>21.0</version>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.12</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>javax.xml.bind</groupId>
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<artifactId>jaxb-api</artifactId>
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<version>2.4.0-b180830.0359</version>
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</dependency>
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</dependencies>
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<profiles>

‎src/main/java/ru/javaops/masterjava/matrix/MatrixBenchmark.java‎

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@@ -52,7 +52,7 @@ public static void main(String[] args) throws RunnerException {
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public int[][] singleThreadMultiplyOpt() throws Exception {
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return MatrixUtil.singleThreadMultiplyOpt(matrixA, matrixB);
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}
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//3c7aec4a7d241ec2254c862d621b81c80d8b07239fd907f76b309a4f27180fe3 *jetbrains-toolbox-1.28.1.15219.exe
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// @Benchmark
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public int[][] singleThreadMultiplyOpt2() throws Exception {
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return MatrixUtil.singleThreadMultiplyOpt(matrixA, matrixB);

‎src/main/java/ru/javaops/masterjava/xml/util/JaxbMarshaller.java‎

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package ru.javaops.masterjava.xml.util;
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import javax.xml.bind.JAXBContext;
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import javax.xml.bind.JAXBException;
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import javax.xml.bind.Marshaller;
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import javax.xml.bind.PropertyException;
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import javax.xml.validation.Schema;
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import java.io.StringWriter;
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import java.io.Writer;
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public class JaxbMarshaller {
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private Marshaller marshaller;
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public JaxbMarshaller(JAXBContext ctx) throws JAXBException {
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marshaller = ctx.createMarshaller();
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marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
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marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");
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marshaller.setProperty(Marshaller.JAXB_FRAGMENT, true);
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}
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public void setProperty(String prop, Object value) throws PropertyException {
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marshaller.setProperty(prop, value);
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}
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public synchronized void setSchema(Schema schema) {
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marshaller.setSchema(schema);
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}
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public String marshal(Object instance) throws JAXBException {
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StringWriter sw = new StringWriter();
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marshal(instance, sw);
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return sw.toString();
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}
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public synchronized void marshal(Object instance, Writer writer) throws JAXBException {
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marshaller.marshal(instance, writer);
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}
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}

‎src/main/java/ru/javaops/masterjava/xml/util/JaxbParser.java‎

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package ru.javaops.masterjava.xml.util;
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import org.xml.sax.SAXException;
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import javax.xml.bind.JAXBContext;
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import javax.xml.bind.JAXBException;
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import javax.xml.bind.PropertyException;
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import javax.xml.transform.stream.StreamSource;
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import javax.xml.validation.Schema;
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import java.io.*;
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/**
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* Marshalling/Unmarshalling JAXB helper
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* XML Facade
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*/
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public class JaxbParser {
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protected JaxbMarshaller jaxbMarshaller;
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protected JaxbUnmarshaller jaxbUnmarshaller;
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protected Schema schema;
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public JaxbParser(Class... classesToBeBound) {
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try {
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init(JAXBContext.newInstance(classesToBeBound));
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} catch (JAXBException e) {
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throw new IllegalArgumentException(e);
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}
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}
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// http://stackoverflow.com/questions/30643802/what-is-jaxbcontext-newinstancestring-contextpath
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public JaxbParser(String context) {
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try {
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init(JAXBContext.newInstance(context));
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} catch (JAXBException e) {
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throw new IllegalArgumentException(e);
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}
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}
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private void init(JAXBContext ctx) throws JAXBException {
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jaxbMarshaller = new JaxbMarshaller(ctx);
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jaxbUnmarshaller = new JaxbUnmarshaller(ctx);
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}
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// Unmarshaller
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public <T> T unmarshal(InputStream is) throws JAXBException {
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return (T) jaxbUnmarshaller.unmarshal(is);
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}
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public <T> T unmarshal(Reader reader) throws JAXBException {
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return (T) jaxbUnmarshaller.unmarshal(reader);
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}
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public <T> T unmarshal(String str) throws JAXBException {
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return (T) jaxbUnmarshaller.unmarshal(str);
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}
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// Marshaller
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public void setMarshallerProperty(String prop, Object value) {
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try {
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jaxbMarshaller.setProperty(prop, value);
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} catch (PropertyException e) {
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throw new IllegalArgumentException(e);
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}
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}
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public String marshal(Object instance) throws JAXBException {
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return jaxbMarshaller.marshal(instance);
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}
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public void marshal(Object instance, Writer writer) throws JAXBException {
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jaxbMarshaller.marshal(instance, writer);
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}
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public void setSchema(Schema schema) {
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this.schema = schema;
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jaxbUnmarshaller.setSchema(schema);
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jaxbMarshaller.setSchema(schema);
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}
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public void validate(String str) throws IOException, SAXException {
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validate(new StringReader(str));
83+
}
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public void validate(Reader reader) throws IOException, SAXException {
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schema.newValidator().validate(new StreamSource(reader));
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}
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}

‎src/main/java/ru/javaops/masterjava/xml/util/JaxbUnmarshaller.java‎

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package ru.javaops.masterjava.xml.util;
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import javax.xml.bind.JAXBContext;
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import javax.xml.bind.JAXBException;
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import javax.xml.bind.Unmarshaller;
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import javax.xml.validation.Schema;
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import java.io.InputStream;
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import java.io.Reader;
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import java.io.StringReader;
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public class JaxbUnmarshaller {
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private Unmarshaller unmarshaller;
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public JaxbUnmarshaller(JAXBContext ctx) throws JAXBException {
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unmarshaller = ctx.createUnmarshaller();
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}
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public synchronized void setSchema(Schema schema) {
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unmarshaller.setSchema(schema);
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}
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public synchronized Object unmarshal(InputStream is) throws JAXBException {
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return unmarshaller.unmarshal(is);
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}
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public synchronized Object unmarshal(Reader reader) throws JAXBException {
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return unmarshaller.unmarshal(reader);
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}
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public Object unmarshal(String str) throws JAXBException {
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return unmarshal(new StringReader(str));
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}
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}

‎src/main/java/ru/javaops/masterjava/xml/util/Schemas.java‎

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package ru.javaops.masterjava.xml.util;
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import com.google.common.io.Resources;
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import org.xml.sax.SAXException;
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import javax.xml.XMLConstants;
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import javax.xml.transform.stream.StreamSource;
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import javax.xml.validation.Schema;
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import javax.xml.validation.SchemaFactory;
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import java.io.File;
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import java.io.StringReader;
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import java.net.URL;
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public class Schemas {
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// SchemaFactory is not thread-safe
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private static final SchemaFactory SCHEMA_FACTORY = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
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public static synchronized Schema ofString(String xsd) {
21+
try {
22+
return SCHEMA_FACTORY.newSchema(new StreamSource(new StringReader(xsd)));
23+
} catch (SAXException e) {
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throw new IllegalArgumentException(e);
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}
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}
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public static synchronized Schema ofClasspath(String resource) {
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// http://digitalsanctum.com/2012/11/30/how-to-read-file-contents-in-java-the-easy-way-with-guava/
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return ofURL(Resources.getResource(resource));
31+
}
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33+
public static synchronized Schema ofURL(URL url) {
34+
try {
35+
return SCHEMA_FACTORY.newSchema(url);
36+
} catch (SAXException e) {
37+
throw new IllegalArgumentException(e);
38+
}
39+
}
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41+
public static synchronized Schema ofFile(File file) {
42+
try {
43+
return SCHEMA_FACTORY.newSchema(file);
44+
} catch (SAXException e) {
45+
throw new IllegalArgumentException(e);
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}
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}
48+
}

‎src/test/java/ru/javaops/masterjava/xml/util/JaxbParserTest.java‎

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package ru.javaops.masterjava.xml.util;
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import com.google.common.io.Resources;
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import org.junit.Test;
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import ru.javaops.masterjava.xml.schema.CityType;
6+
import ru.javaops.masterjava.xml.schema.ObjectFactory;
7+
import ru.javaops.masterjava.xml.schema.Payload;
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9+
import javax.xml.bind.JAXBElement;
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import javax.xml.namespace.QName;
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public class JaxbParserTest {
13+
private static final JaxbParser JAXB_PARSER = new JaxbParser(ObjectFactory.class);
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static {
16+
JAXB_PARSER.setSchema(Schemas.ofClasspath("payload.xsd"));
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}
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@Test
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public void testPayload() throws Exception {
21+
// JaxbParserTest.class.getResourceAsStream("/city.xml")
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Payload payload = JAXB_PARSER.unmarshal(
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Resources.getResource("payload.xml").openStream());
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String strPayload = JAXB_PARSER.marshal(payload);
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JAXB_PARSER.validate(strPayload);
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System.out.println(strPayload);
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}
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@Test
30+
public void testCity() throws Exception {
31+
JAXBElement<CityType> cityElement = JAXB_PARSER.unmarshal(
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Resources.getResource("city.xml").openStream());
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CityType city = cityElement.getValue();
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JAXBElement<CityType> cityElement2 =
35+
new JAXBElement<>(new QName("http://javaops.ru", "City"), CityType.class, city);
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String strCity = JAXB_PARSER.marshal(cityElement2);
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JAXB_PARSER.validate(strCity);
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System.out.println(strCity);
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}
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}

‎src/test/resources/city.xml‎

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<City id="spb" xmlns="http://javaops.ru"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://javaops.ru payload.xsd">Санкт-Петербург
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</City>

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