Examples with ReferenceInputStream org.eclipse.osgi.storage.url.reference.ReferenceInputStream used on opensource projects

Example 1 with ReferenceInputStream

use of org.eclipse.osgi.storage.url.reference.ReferenceInputStream in project rt.equinox.framework by eclipse.

the class Storage method update.

public Generation update(Module module, URLConnection content) throws BundleException {
    if (osgiLocation.isReadOnly()) {
        // $NON-NLS-1$
        throw new BundleException("The framework storage area is read only.", BundleException.INVALID_OPERATION);
    }
    URL sourceURL = content.getURL();
    InputStream in;
    try {
        in = content.getInputStream();
    } catch (Throwable e) {
        // $NON-NLS-1$
        throw new BundleException("Error reading bundle content.", e);
    }
    boolean isReference = in instanceof ReferenceInputStream;
    File staged = stageContent(in, sourceURL);
    ModuleRevision current = module.getCurrentRevision();
    Generation currentGen = (Generation) current.getRevisionInfo();
    BundleInfo bundleInfo = currentGen.getBundleInfo();
    Generation newGen = bundleInfo.createGeneration();
    try {
        File contentFile = getContentFile(staged, isReference, bundleInfo.getBundleId(), newGen.getGenerationId());
        newGen.setContent(contentFile, isReference);
        // Check that we can open the bundle file
        newGen.getBundleFile().open();
        setStorageHooks(newGen);
        ModuleRevisionBuilder builder = getBuilder(newGen);
        moduleContainer.update(module, builder, newGen);
    } catch (Throwable t) {
        if (!isReference) {
            try {
                delete(staged);
            } catch (IOException e) {
            // tried our best
            }
        }
        newGen.delete();
        if (t instanceof SecurityException) {
            // if the cause is a bundle exception then throw that
            if (t.getCause() instanceof BundleException) {
                throw (BundleException) t.getCause();
            }
            throw (SecurityException) t;
        }
        if (t instanceof BundleException) {
            throw (BundleException) t;
        }
        // $NON-NLS-1$
        throw new BundleException("Error occurred installing a bundle.", t);
    } finally {
        bundleInfo.unlockGeneration(newGen);
    }
    return newGen;
}

Example 2 with ReferenceInputStream

use of org.eclipse.osgi.storage.url.reference.ReferenceInputStream in project rt.equinox.framework by eclipse.

the class Storage method install.

public Generation install(Module origin, String bundleLocation, URLConnection content) throws BundleException {
    if (osgiLocation.isReadOnly()) {
        // $NON-NLS-1$
        throw new BundleException("The framework storage area is read only.", BundleException.INVALID_OPERATION);
    }
    URL sourceURL = content.getURL();
    InputStream in;
    try {
        in = content.getInputStream();
    } catch (Throwable e) {
        // $NON-NLS-1$
        throw new BundleException("Error reading bundle content.", e);
    }
    // Check if the bundle already exists at this location
    // before doing the staging and generation creation.
    // This is important since some installers seem to continually
    // re-install bundles using the same location each startup
    Module existingLocation = moduleContainer.getModule(bundleLocation);
    if (existingLocation != null) {
        // Another thread could win the location lock and install before this thread does.
        try {
            in.close();
        } catch (IOException e) {
        // ignore
        }
        if (origin != null) {
            // Check that the existing location is visible from the origin module
            Bundle bundle = origin.getBundle();
            BundleContext context = bundle == null ? null : bundle.getBundleContext();
            if (context != null && context.getBundle(existingLocation.getId()) == null) {
                Bundle b = existingLocation.getBundle();
                throw new BundleException(NLS.bind(Msg.ModuleContainer_NameCollisionWithLocation, new Object[] { b.getSymbolicName(), b.getVersion(), bundleLocation }), BundleException.REJECTED_BY_HOOK);
            }
        }
        return (Generation) existingLocation.getCurrentRevision().getRevisionInfo();
    }
    boolean isReference = in instanceof ReferenceInputStream;
    File staged = stageContent(in, sourceURL);
    Generation generation = null;
    try {
        Long nextID = moduleDatabase.getAndIncrementNextId();
        BundleInfo info = new BundleInfo(this, nextID, bundleLocation, 0);
        generation = info.createGeneration();
        File contentFile = getContentFile(staged, isReference, nextID, generation.getGenerationId());
        generation.setContent(contentFile, isReference);
        // Check that we can open the bundle file
        generation.getBundleFile().open();
        setStorageHooks(generation);
        ModuleRevisionBuilder builder = getBuilder(generation);
        builder.setId(nextID);
        Module m = moduleContainer.install(origin, bundleLocation, builder, generation);
        if (!nextID.equals(m.getId())) {
            // this revision is already installed. delete the generation
            generation.delete();
            return (Generation) m.getCurrentRevision().getRevisionInfo();
        }
        return generation;
    } catch (Throwable t) {
        if (!isReference) {
            try {
                delete(staged);
            } catch (IOException e) {
            // tried our best
            }
        }
        if (generation != null) {
            generation.delete();
            generation.getBundleInfo().delete();
        }
        if (t instanceof SecurityException) {
            // if the cause is a bundle exception then throw that
            if (t.getCause() instanceof BundleException) {
                throw (BundleException) t.getCause();
            }
            throw (SecurityException) t;
        }
        if (t instanceof BundleException) {
            throw (BundleException) t;
        }
        // $NON-NLS-1$
        throw new BundleException("Error occurred installing a bundle.", t);
    } finally {
        if (generation != null) {
            generation.getBundleInfo().unlockGeneration(generation);
        }
    }
}

Example 3 with ReferenceInputStream

use of org.eclipse.osgi.storage.url.reference.ReferenceInputStream in project rt.equinox.framework by eclipse.

the class Storage method stageContent0.

File stageContent0(InputStream in, URL sourceURL) throws BundleException {
    File outFile = null;
    try {
        if (in instanceof ReferenceInputStream) {
            URL reference = ((ReferenceInputStream) in).getReference();
            if (// $NON-NLS-1$
            !"file".equals(reference.getProtocol()))
                throw new BundleException(NLS.bind(Msg.ADAPTOR_URL_CREATE_EXCEPTION, reference));
            return new File(reference.getPath());
        }
        // $NON-NLS-1$
        outFile = File.createTempFile(BUNDLE_FILE_NAME, ".tmp", childRoot);
        String protocol = sourceURL == null ? null : sourceURL.getProtocol();
        if ("file".equals(protocol)) {
            // $NON-NLS-1$
            File inFile = new File(sourceURL.getPath());
            inFile = LocationHelper.decodePath(inFile);
            if (inFile.isDirectory()) {
                // need to delete the outFile because it is not a directory
                outFile.delete();
                StorageUtil.copyDir(inFile, outFile);
            } else {
                StorageUtil.readFile(in, outFile);
            }
        } else {
            StorageUtil.readFile(in, outFile);
        }
        return outFile;
    } catch (IOException e) {
        if (outFile != null) {
            outFile.delete();
        }
        throw new BundleException(Msg.BUNDLE_READ_EXCEPTION, BundleException.READ_ERROR, e);
    }
}