ExportImportTest.java

package com.openkm.test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Calendar;
import java.util.Hashtable;

import javax.jcr.ImportUUIDBehavior;
import javax.jcr.Node;
import javax.jcr.Repository;
import javax.jcr.Session;
import javax.jcr.SimpleCredentials;
import javax.jcr.Workspace;
import javax.jcr.version.Version;
import javax.jcr.version.VersionIterator;
import javax.naming.Context;
import javax.naming.InitialContext;

import org.apache.commons.io.FileUtils;
import org.apache.jackrabbit.core.jndi.RegistryHelper;

public class ExportImportTest {

	public static void main(String[] args) throws Exception {
		removeRepository("repo_old");
		removeRepository("repo_new");
		Session seOld = getSession("repo_old");
		Node okmRootOld = createRoot(seOld);
		System.out.println("okmRootNew: "+okmRootOld.getUUID());
		
		// Add a new node
		Node fileOld = okmRootOld.addNode("prueba", "nt:file");
		fileOld.addMixin("mix:referenceable");
		fileOld.addMixin("mix:lockable");
		fileOld.addMixin("mix:versionable");
		Node contentOld = fileOld.addNode("jcr:content", "nt:resource");
		contentOld.setProperty("jcr:mimeType", "text/plain");
		contentOld.setProperty("jcr:data", "En un lugar de La Mancha...");
		contentOld.setProperty("jcr:lastModified", Calendar.getInstance());
		okmRootOld.save();
		
		System.out.println("fileOld: "+fileOld.getUUID());
		System.out.println("contentOld: "+contentOld.getUUID());
				
		System.out.println("isCheckedOut: "+fileOld.isCheckedOut());
		fileOld.checkin();
		System.out.println("isCheckedOut: "+fileOld.isCheckedOut());

		System.out.println("\n ---- VERSIONS ---- ");
		for (VersionIterator vi = fileOld.getVersionHistory().getAllVersions(); vi.hasNext();) {
			Version v = vi.nextVersion();
			System.out.println("Version Path: "+v.getPath());
			System.out.println("Version Name: "+v.getName());
		}
		System.out.println(" --------------------- \n");

		// Export system view
		seOld.exportSystemView("/okm:root", new FileOutputStream("okmRootSysView.xml"), false, false);
		seOld.exportSystemView("/jcr:system/jcr:versionStorage", new FileOutputStream("versionStorageSysView.xml"), false, false);
		
		// Create new repo and import system view
		Session seNew = getSession("repo_new");
		seNew.getWorkspace().importXML("/", new FileInputStream("okmRootSysView.xml"), ImportUUIDBehavior.IMPORT_UUID_COLLISION_REPLACE_EXISTING);
		seNew.getWorkspace().importXML("/jcr:system", new FileInputStream("versionStorageSysView.xml"), ImportUUIDBehavior.IMPORT_UUID_COLLISION_REPLACE_EXISTING);
			
		Node okmRootNew = seNew.getRootNode().getNode("okm:root");
		System.out.println("okmRootNew: "+okmRootNew.getUUID());
		Node fileNew =  okmRootNew.getNode("prueba");
		System.out.println("fileNew: "+fileNew.getUUID());
		Node contentNew = fileNew.getNode("jcr:content");
		System.out.println("contentNew: "+contentNew.getUUID());
		System.out.println("isCheckedOut: "+fileNew.isCheckedOut());
		
		System.out.println("\n ---- VERSIONS ---- ");
		for (VersionIterator vi = fileNew.getVersionHistory().getAllVersions(); vi.hasNext();) {
			Version v = vi.nextVersion();
			System.out.println("Version Path: "+v.getPath());
			System.out.println("Version Name: "+v.getName());
		}
	}
	
	/**
	 * 
	 */
	public static void removeRepository(String repHomeDir) {
		// Remove previous repo
		try {
			FileUtils.deleteDirectory(new File(repHomeDir));
		} catch (IOException e) {
			System.err.println("No previous repo");
		}
	}

	/**
	 * 
	 */
	public static Session getSession(String repHomeDir) throws Exception {
		Hashtable<String, String> env = new Hashtable<String, String>();
		env.put(Context.INITIAL_CONTEXT_FACTORY,
			"org.apache.jackrabbit.core.jndi.provider.DummyInitialContextFactory");
		env.put(Context.PROVIDER_URL, "localhost");
		InitialContext ctx = new InitialContext(env);

		// Repository config
		String configFile = "repositoryImpExp.xml";
		RegistryHelper.registerRepository(ctx, "repo", configFile, repHomeDir,	true);

		// Obtain the repository through a JNDI lookup
		Repository r = (Repository) ctx.lookup("repo");

		// Create a new repository session, after authenticating
		Session session = r.login(new SimpleCredentials("paco", "".toCharArray()), null);
		System.out.println("Session: "+session);
		return session;
	}
	
	/**
	 * 
	 */
	public static Node createRoot(Session session) throws Exception {
		// Namespace registration
		Workspace ws = session.getWorkspace();
		ws.getNamespaceRegistry().registerNamespace("okm", "http://www.pepito.org/1.0");

		// Node creation
		Node root = session.getRootNode();
		Node okmRoot = root.addNode("okm:root", "nt:folder");
		okmRoot.addMixin("mix:referenceable");
		session.save();
		System.out.println("okm:root created.");
		return okmRoot;
	}
}