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naveen |
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/**
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*
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*/
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package in.shop2020.ui.util;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.OutputStreamWriter;
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naveen |
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import org.apache.commons.lang.StringUtils;
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naveen |
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import org.apache.velocity.Template;
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import org.apache.velocity.VelocityContext;
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import org.apache.velocity.app.Velocity;
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import in.shop2020.metamodel.definitions.Catalog;
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naveen |
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import in.shop2020.metamodel.definitions.DefinitionsContainer;
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naveen |
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import in.shop2020.metamodel.definitions.EntityContainer;
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naveen |
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import in.shop2020.metamodel.util.ExpandedCategory;
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naveen |
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import in.shop2020.metamodel.util.ExpandedEntity;
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naveen |
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import in.shop2020.util.Utils;
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/**
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naveen |
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* Driver class to merge Java data objects with VTL script
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*
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naveen |
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* @author naveen
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*
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*/
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public class VUI {
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naveen |
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public static String VTL_SRC_PATH =
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naveen |
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"src/velocity/";
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naveen |
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public static String EXPORT_ENTITIES_PATH =
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"/home/naveen/workspace/eclipse/export/html/entities/";
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public static String EXPORT_DEFINITIONS_PATH =
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"/home/naveen/workspace/eclipse/export/html/definitions/";
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naveen |
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/**
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naveen |
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* Usage: VUI [entity|category] {Template file name}
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*
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naveen |
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* @param args
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*/
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public static void main(String[] args) throws Exception {
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naveen |
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String[] commands = new String[] {"entity", "category"};
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String[] datatypes = new String[] {"Entity ID", "Category ID"};
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String usage = "Usage: VUI ["+ StringUtils.join(commands, "|") +"] ["+
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StringUtils.join(datatypes, "|") + "] {Template file name}";
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naveen |
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naveen |
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if(args.length < 3) {
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System.out.println(usage);
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System.exit(-1);
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}
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String inputCommand = args[0];
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String inputID = args[1];
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String templateFilename = args[2];
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naveen |
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naveen |
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long id = 0;
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try {
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id = Long.parseLong(inputID);
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}
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catch (NumberFormatException nfe) {
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System.out.println("Invalid ID - " + inputID);
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System.exit(-1);
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}
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naveen |
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naveen |
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// Setup
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naveen |
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Velocity.init("src/in/shop2020/ui/util/velocity.properties");
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naveen |
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VelocityContext context = new VelocityContext();
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String templateFile = VTL_SRC_PATH + templateFilename + ".vm";
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naveen |
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naveen |
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Template template = null;
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String exportFileName = null;
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naveen |
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naveen |
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// Entities
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if(inputCommand.equals("entity")) {
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EntityContainer entContainer =
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Catalog.getInstance().getEntityContainer();
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ExpandedEntity expEntity = entContainer.getExpandedEntity(id);
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Utils.logger.info("expEntity=" + expEntity);
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context.put("expentity", expEntity);
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template = Velocity.getTemplate(templateFile);
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exportFileName = EXPORT_ENTITIES_PATH + id + ".html";
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naveen |
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}
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naveen |
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// Category definitons
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else if(inputCommand.equals("category")) {
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DefinitionsContainer defs =
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Catalog.getInstance().getDefinitionsContainer();
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ExpandedCategory expCategory = defs.getExpandedCategory(id);
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Utils.info("expCategory=" + expCategory);
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context.put("expcategory", expCategory);
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template = Velocity.getTemplate(templateFile);
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exportFileName = EXPORT_DEFINITIONS_PATH + id + ".html";
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}
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naveen |
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naveen |
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if(template != null) {
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File exportFile = new File(exportFileName);
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if(!exportFile.exists()) {
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exportFile.createNewFile();
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}
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BufferedWriter writer = new BufferedWriter(
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new OutputStreamWriter(new FileOutputStream(exportFile)));
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template.merge(context, writer);
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writer.flush();
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writer.close();
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Utils.info("Export Complete!");
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}
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naveen |
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}
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}
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