Refactor non-SWT projects.

[lgpl/argeo-commons.git] / eclipse / org.argeo.cms.servlet / src / org / argeo / cms / servlet / internal / PkgServlet.java

diff --git a/eclipse/org.argeo.cms.servlet/src/org/argeo/cms/servlet/internal/PkgServlet.java b/eclipse/org.argeo.cms.servlet/src/org/argeo/cms/servlet/internal/PkgServlet.java
deleted file mode 100644 (file)
index c762b67..0000000
--- a/eclipse/org.argeo.cms.servlet/src/org/argeo/cms/servlet/internal/PkgServlet.java
+++ /dev/null
@@ -1,133 +0,0 @@
-package org.argeo.cms.servlet.internal;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.URL;
-import java.util.Collection;
-import java.util.SortedMap;
-import java.util.TreeMap;
-
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServlet;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
-import org.apache.commons.io.IOUtils;
-import org.argeo.cms.osgi.PublishNamespace;
-import org.argeo.osgi.util.FilterRequirement;
-import org.osgi.framework.Bundle;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.FrameworkUtil;
-import org.osgi.framework.Version;
-import org.osgi.framework.VersionRange;
-import org.osgi.framework.namespace.PackageNamespace;
-import org.osgi.framework.wiring.BundleCapability;
-import org.osgi.framework.wiring.BundleWiring;
-import org.osgi.framework.wiring.FrameworkWiring;
-import org.osgi.resource.Requirement;
-
-public class PkgServlet extends HttpServlet {
-       private static final long serialVersionUID = 7660824185145214324L;
-
-       private BundleContext bundleContext = FrameworkUtil.getBundle(PkgServlet.class).getBundleContext();
-
-       @Override
-       protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
-               String pathInfo = req.getPathInfo();
-
-               String pkg, versionStr, file;
-               String[] parts = pathInfo.split("/");
-               // first is always empty
-               if (parts.length == 4) {
-                       pkg = parts[1];
-                       versionStr = parts[2];
-                       file = parts[3];
-               } else if (parts.length == 3) {
-                       pkg = parts[1];
-                       versionStr = null;
-                       file = parts[2];
-               } else {
-                       throw new IllegalArgumentException("Unsupported path length " + pathInfo);
-               }
-
-               FrameworkWiring frameworkWiring = bundleContext.getBundle(0).adapt(FrameworkWiring.class);
-               String filter;
-               if (versionStr == null) {
-                       filter = "(" + PackageNamespace.PACKAGE_NAMESPACE + "=" + pkg + ")";
-               } else {
-                       if (versionStr.startsWith("[") || versionStr.startsWith("(")) {// range
-                               VersionRange versionRange = new VersionRange(versionStr);
-                               filter = "(&(" + PackageNamespace.PACKAGE_NAMESPACE + "=" + pkg + ")"
-                                               + versionRange.toFilterString(PackageNamespace.CAPABILITY_VERSION_ATTRIBUTE) + ")";
-
-                       } else {
-                               Version version = new Version(versionStr);
-                               filter = "(&(" + PackageNamespace.PACKAGE_NAMESPACE + "=" + pkg + ")("
-                                               + PackageNamespace.CAPABILITY_VERSION_ATTRIBUTE + "=" + version + "))";
-                       }
-               }
-               Requirement requirement = new FilterRequirement(PackageNamespace.PACKAGE_NAMESPACE, filter);
-               Collection<BundleCapability> packages = frameworkWiring.findProviders(requirement);
-               if (packages.isEmpty()) {
-                       resp.sendError(404);
-                       return;
-               }
-
-               // TODO verify that it works with multiple versions
-               SortedMap<Version, BundleCapability> sorted = new TreeMap<>();
-               for (BundleCapability capability : packages) {
-                       sorted.put(capability.getRevision().getVersion(), capability);
-               }
-
-               Bundle bundle = sorted.get(sorted.firstKey()).getRevision().getBundle();
-               String entryPath = '/' + pkg.replace('.', '/') + '/' + file;
-               URL internalURL = bundle.getResource(entryPath);
-               if (internalURL == null) {
-                       resp.sendError(404);
-                       return;
-               }
-
-               // Resource found, we now check whether it can be published
-               boolean publish = false;
-               BundleWiring bundleWiring = bundle.adapt(BundleWiring.class);
-               capabilities: for (BundleCapability bundleCapability : bundleWiring
-                               .getCapabilities(PublishNamespace.CMS_PUBLISH_NAMESPACE)) {
-                       Object publishedPkg = bundleCapability.getAttributes().get(PublishNamespace.PKG);
-                       if (publishedPkg != null) {
-                               if (publishedPkg.equals("*") || publishedPkg.equals(pkg)) {
-                                       Object publishedFile = bundleCapability.getAttributes().get(PublishNamespace.FILE);
-                                       if (publishedFile == null) {
-                                               publish = true;
-                                               break capabilities;
-                                       } else {
-                                               String[] publishedFiles = publishedFile.toString().split(",");
-                                               for (String pattern : publishedFiles) {
-                                                       if (pattern.startsWith("*.")) {
-                                                               String ext = pattern.substring(1);
-                                                               if (file.endsWith(ext)) {
-                                                                       publish = true;
-                                                                       break capabilities;
-                                                               }
-                                                       } else {
-                                                               if (publishedFile.equals(file)) {
-                                                                       publish = true;
-                                                                       break capabilities;
-                                                               }
-                                                       }
-                                               }
-                                       }
-                               }
-                       }
-               }
-
-               if (!publish) {
-                       resp.sendError(404);
-                       return;
-               }
-
-               try (InputStream in = internalURL.openStream()) {
-                       IOUtils.copy(in, resp.getOutputStream());
-               }
-       }
-
-}