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

Introduction

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

Prototype

void refreshExternalArchives(IJavaElement[] elementsScope, IProgressMonitor monitor) throws JavaModelException;

Source Link

Document

Triggers an update of the JavaModel with respect to the referenced external archives.

Usage

From source file:it.unibz.instasearch.indexing.WorkspaceIndexerJDT.java

License:Open Source License

/**
 * @param doc//from  www .ja v  a 2 s . com
 * @return
 * @throws JavaModelException 
 */
private IStorage getNonJavaResource(SearchResultDoc doc) throws JavaModelException {

    IWorkspaceRoot workspaceRoot = InstaSearchPlugin.getWorkspaceRoot();
    IJavaModel javaModel = JavaCore.create(workspaceRoot);

    String javaProjectName = doc.getProject().segment(0);
    IJavaProject javaProj = javaModel.getJavaProject(javaProjectName);

    if (!javaProj.isOpen())
        javaProj.open(new NullProgressMonitor());

    javaModel.refreshExternalArchives(new IJavaElement[] { javaProj }, new NullProgressMonitor());

    String jarName = doc.getJarName();

    IPackageFragmentRoot[] roots = javaProj.getPackageFragmentRoots();
    IPackageFragmentRoot jar = null;

    for (IPackageFragmentRoot root : roots) {
        if (root.isArchive() && root.getSourceAttachmentPath() != null) {

            String name = root.getElementName();
            if (name.equals(jarName)) {
                jar = root;
                break;
            }
        }
    }

    if (jar == null)
        return null;

    String filePath = doc.getFilePath();
    IPath path = new Path(filePath);

    IJarEntryResource res = null;
    for (String segment : path.segments()) {
        if (res == null)
            res = findJarEntry(jar, segment);
        else
            res = findJarEntry(res.getChildren(), segment);
    }

    return res;
}

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From source file:it.unibz.instasearch.indexing.WorkspaceIndexerJDT.java

License:Open Source License

/**
 * @param doc//from w ww.  j a  v a 2  s  .  c om
 * @return
 * @throws JavaModelException 
 */
private IClassFile getClassFile(SearchResultDoc doc) throws Exception {

    IWorkspaceRoot workspaceRoot = InstaSearchPlugin.getWorkspaceRoot();
    IJavaModel javaModel = JavaCore.create(workspaceRoot);

    String javaProjectName = doc.getProject().segment(0);
    IJavaProject proj = javaModel.getJavaProject(javaProjectName);

    if (proj == null)
        throw new Exception("Project " + javaProjectName + " not found");

    if (!proj.isOpen())
        proj.open(new NullProgressMonitor());

    javaModel.refreshExternalArchives(new IJavaElement[] { proj }, new NullProgressMonitor());

    IPath filePath = new Path(doc.getFilePath());
    String fileName = filePath.lastSegment();

    IPath jarPath = filePath.removeLastSegments(2); // remove pkg and filename
    IPackageFragmentRoot jar = null;
    IResource jarFile = workspaceRoot.findMember(jarPath);

    if (jarFile != null)
        jar = proj.getPackageFragmentRoot(jarFile);
    else
        jar = proj.getPackageFragmentRoot(jarPath.toString()); // external archive

    if (jar == null)
        throw new Exception("Jar " + jarPath + " not found in project " + doc.getProjectName());

    IPath pkgPath = filePath.removeLastSegments(1); // remove filename
    String pkgName = pkgPath.lastSegment();

    IPackageFragment pkg = jar.getPackageFragment(pkgName);

    if (pkg == null)
        throw new Exception("Package " + pkgName + " not found  in " + doc.getProjectName());

    IClassFile classFile = pkg.getClassFile(fileName);

    return classFile;
}

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