Example usage for org.eclipse.jdt.core IJavaModel rename

Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaModel rename.

Prototype

void rename(IJavaElement[] elements, IJavaElement[] destinations, String[] names, boolean replace,
        IProgressMonitor monitor) throws JavaModelException;

Source Link

Document

Renames the given elements as specified.

Usage

From source file:fr.imag.adele.cadse.cadseg.operation.MigrateCodePagesAction.java

License:Apache License

/**
 * Finish1.//from w ww .j a va2 s.  c o  m
 * 
 * @param pmo
 *            the pmo
 * 
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 * @throws JAXBException
 *             the JAXB exception
 * @throws CoreException
 *             the core exception
 */
private void finish1(IProgressMonitor pmo) throws IOException, JAXBException, CoreException {
    CadseCore.getCadseDomain().beginOperation("Import binary cadse");
    List<IJavaElement> destinations = new ArrayList<IJavaElement>();
    List<IJavaElement> elements = new ArrayList<IJavaElement>();
    List<String> names = new ArrayList<String>();
    try {
        pmo.beginTask("migrate code from " + oldCadse.getName() + " to " + newCadse.getName(),
                oldCadse.getItemType().size() * 2 + 1);

        its_old = new HashMap<String, CItemType>();
        its_new = new HashMap<String, CItemType>();
        IFolder oldsources = oldProject.getFolder("sources");
        IFolder newsources = newProject.getFolder("sources");
        IJavaProject oldjp = JavaCore.create(oldProject);
        IJavaProject newjp = JavaCore.create(newProject);

        IPackageFragmentRoot joldsources = oldjp.getPackageFragmentRoot(oldsources);
        IPackageFragmentRoot jnewsources = newjp.getPackageFragmentRoot(newsources);

        for (CItemType cit : oldCadse.getItemType()) {
            its_old.put(cit.getId(), cit);
        }
        for (CItemType cit : newCadse.getItemType()) {
            its_new.put(cit.getId(), cit);
        }
        pmo.worked(1);

        for (CItemType cit : oldCadse.getItemType()) {
            pmo.worked(1);

            String qclazz = cit.getManagerClass();
            if (qclazz == null)
                continue;

            String oldpn = getPackage(qclazz);
            String oldcn = getClassName(qclazz);

            CItemType newcit = its_new.get(cit.getId());
            if (newcit == null) {
                System.out.println("Cannot migrate " + qclazz);
                continue;
            }
            String newqclazz = newcit.getManagerClass();
            if (newqclazz == null) {
                System.out.println("Cannot migrate " + qclazz);
                continue;
            }
            String newpn = getPackage(newqclazz);
            String newcn = getClassName(newqclazz);
            IFile fo = oldsources.getFile(new Path(oldpn.replace('.', '/')).append(oldcn + ".java"));
            IFile fn = newsources.getFile(new Path(newpn.replace('.', '/')).append(newcn + ".java"));
            if (!fo.exists() || !fn.exists()) {
                System.out.println("Cannot migrate " + qclazz);
                continue;
            }

            ICompilationUnit oldcu = JavaCore.createCompilationUnitFrom(fo);
            ICompilationUnit newcu = JavaCore.createCompilationUnitFrom(fn);
            if (oldcu == null || newcu == null || !oldcu.exists() || !newcu.exists()) {
                System.out.println("Cannot migrate " + qclazz);
                continue;
            }

            IJavaElement findelement = oldcu;
            IJavaElement newdestination = joldsources.createPackageFragment(oldpn, true, pmo);
            ;
            String newname = oldcn + ".java";

            if (!oldpn.equals(newpn)) {
                // move
                System.out.println("move " + oldpn + " to " + newpn);
                newdestination = joldsources.createPackageFragment(newpn, true, pmo);
            }
            if (!oldcn.equals(newcn)) {
                System.out.println("rename " + oldcn + " to " + newcn);
                newname = newcn + ".java";
            }
            elements.add(findelement);
            destinations.add(newdestination);
            names.add(newname);

            cit.setManagerClass(oldCadse.getName() + "/" + newpn + "." + newcn);
            System.out.println("change manager to " + cit.getManagerClass());
        }
        IJavaModel jm = JavaCore.create(ResourcesPlugin.getWorkspace().getRoot());
        jm.rename((IJavaElement[]) elements.toArray(new IJavaElement[elements.size()]),
                (IJavaElement[]) destinations.toArray(new IJavaElement[destinations.size()]),
                (String[]) names.toArray(new String[names.size()]), false, pmo);

        writeCadse(oldProject);
        //         
        // for (CItemType cit : cadse.getItemType()) {
        // Item sourceItemType = its.get(cit.getId());
        // if (sourceItemType == null) continue;
        // for( CLinkType clt : cit.getOutgoingLink()) {
        //               
        // }
        // pmo.worked(1);
        // }

    } catch (JavaModelException e) {
        System.out.println(e.getStatus());
        e.printStackTrace();
    } finally {
        CadseCore.getCadseDomain().endOperation();
    }
}

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