Lars Grefer
84 lines
2.2 KiB
Java
84 lines
2.2 KiB
Java
package trang;
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import com.thaiopensource.relaxng.translate.Driver;
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import net.sf.saxon.TransformerFactoryImpl;
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import org.gradle.api.DefaultTask;
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import org.gradle.api.tasks.InputDirectory;
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import org.gradle.api.tasks.InputFile;
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import org.gradle.api.tasks.OutputDirectory;
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import org.gradle.api.tasks.TaskAction;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerException;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.stream.StreamResult;
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import javax.xml.transform.stream.StreamSource;
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import java.io.File;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.StandardCopyOption;
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/**
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* Converts .rnc files to .xsd files using trang and then applies an xsl file to cleanup the results.
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*/
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public class RncToXsd extends DefaultTask {
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private File rncDir;
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private File xslFile;
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private File xsdDir;
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@InputDirectory
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public File getRncDir() {
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return rncDir;
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}
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public void setRncDir(File rncDir) {
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this.rncDir = rncDir;
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}
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@InputFile
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public File getXslFile() {
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return xslFile;
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}
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public void setXslFile(File xslFile) {
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this.xslFile = xslFile;
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}
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@OutputDirectory
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public File getXsdDir() {
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return xsdDir;
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}
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public void setXsdDir(File xsdDir) {
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this.xsdDir = xsdDir;
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}
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@TaskAction
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public final void transform() throws IOException, TransformerException {
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String xslPath = xslFile.getAbsolutePath();
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File[] files = rncDir.listFiles((dir, file) -> file.endsWith(".rnc"));
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if(files != null) {
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for (File rncFile : files) {
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File xsdFile = new File(xsdDir, rncFile.getName().replace(".rnc", ".xsd"));
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String xsdOutputPath = xsdFile.getAbsolutePath();
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new Driver().run(new String[]{rncFile.getAbsolutePath(), xsdOutputPath});
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TransformerFactory tFactory = new TransformerFactoryImpl();
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Transformer transformer = tFactory.newTransformer(new StreamSource(xslPath));
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File temp = File.createTempFile("gradle-trang-" + xsdFile.getName(), ".xsd");
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Files.copy(xsdFile.toPath(), temp.toPath(), StandardCopyOption.REPLACE_EXISTING);
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StreamSource xmlSource = new StreamSource(temp);
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transformer.transform(xmlSource, new StreamResult(xsdFile));
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temp.delete();
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}
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}
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}
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}
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