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Posted to commits@sling.apache.org by cz...@apache.org on 2017/02/23 10:40:10 UTC

svn commit: r1784105 - in /sling/trunk/bundles/resourceresolver: ./ src/main/java/org/apache/sling/resourceresolver/impl/

Author: cziegeler
Date: Thu Feb 23 10:40:10 2017
New Revision: 1784105

URL: http://svn.apache.org/viewvc?rev=1784105&view=rev
Log:
SLING-6552 : ResourceResolver must be independent from javax.jcr

Added:
    sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java   (with props)
Modified:
    sling/trunk/bundles/resourceresolver/pom.xml
    sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/CommonResourceResolverFactoryImpl.java
    sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/ResourceResolverImpl.java

Modified: sling/trunk/bundles/resourceresolver/pom.xml
URL: http://svn.apache.org/viewvc/sling/trunk/bundles/resourceresolver/pom.xml?rev=1784105&r1=1784104&r2=1784105&view=diff
==============================================================================
--- sling/trunk/bundles/resourceresolver/pom.xml (original)
+++ sling/trunk/bundles/resourceresolver/pom.xml Thu Feb 23 10:40:10 2017
@@ -71,6 +71,14 @@
                 <groupId>org.apache.felix</groupId>
                 <artifactId>maven-bundle-plugin</artifactId>
                 <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <Import-Package>
+                            javax.jcr;resolution:=optional,
+                            *
+                        </Import-Package>
+                    </instructions>
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>

Modified: sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/CommonResourceResolverFactoryImpl.java
URL: http://svn.apache.org/viewvc/sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/CommonResourceResolverFactoryImpl.java?rev=1784105&r1=1784104&r2=1784105&view=diff
==============================================================================
--- sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/CommonResourceResolverFactoryImpl.java (original)
+++ sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/CommonResourceResolverFactoryImpl.java Thu Feb 23 10:40:10 2017
@@ -89,6 +89,9 @@ public class CommonResourceResolverFacto
 
     private boolean logUnclosedResolvers;
 
+    private final Object optionalNamespaceMangler;
+
+
     /**
      * Create a new common resource resolver factory.
      */
@@ -111,6 +114,17 @@ public class CommonResourceResolverFacto
         };
         this.refQueueThread.setDaemon(true);
         this.refQueueThread.start();
+
+        // try create namespace mangler
+        Object mangler = null;
+        if ( this.isMangleNamespacePrefixes() ) {
+            try {
+                mangler = new JcrNamespaceMangler();
+            } catch ( final Throwable t) {
+                LOG.info("Unable to create JCR namespace mangler: {}", t.getMessage());
+            }
+        }
+        this.optionalNamespaceMangler = mangler;
     }
 
     // ---------- Resource Resolver Factory ------------------------------------
@@ -336,6 +350,10 @@ public class CommonResourceResolverFacto
         return this.activator.isMangleNamespacePrefixes();
     }
 
+    public Object getNamespaceMangler() {
+        return this.optionalNamespaceMangler;
+    }
+
     @Override
     public String getMapRoot() {
         return this.activator.getMapRoot();
@@ -449,7 +467,8 @@ public class CommonResourceResolverFacto
         return activator.getResourceProviderTracker();
     }
 
-    public Map<String, Object> getServiceUserAuthenticationInfo(final String subServiceName) 
+    @Override
+    public Map<String, Object> getServiceUserAuthenticationInfo(final String subServiceName)
     throws LoginException {
         // get an administrative resource resolver
         // Ensure a mapped user name: If no user is defined for a bundle
@@ -469,7 +488,7 @@ public class CommonResourceResolverFacto
         authenticationInfo.put(ResourceResolverFactory.SUBSERVICE, subServiceName);
         authenticationInfo.put(ResourceResolverFactory.USER, userName);
         authenticationInfo.put(ResourceProvider.AUTH_SERVICE_BUNDLE, bundle);
-        
+
         return authenticationInfo;
     }
 

Added: sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java
URL: http://svn.apache.org/viewvc/sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java?rev=1784105&view=auto
==============================================================================
--- sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java (added)
+++ sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java Thu Feb 23 10:40:10 2017
@@ -0,0 +1,120 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.sling.resourceresolver.impl;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.jcr.NamespaceException;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+
+import org.apache.sling.api.resource.ResourceResolver;
+import org.slf4j.Logger;
+
+public class JcrNamespaceMangler {
+
+    private static final String MANGLE_NAMESPACE_IN_SUFFIX = "_";
+
+    private static final String MANGLE_NAMESPACE_IN_PREFIX = "/_";
+
+    private static final Pattern MANGLE_NAMESPACE_IN_PATTERN = Pattern.compile("/_([^_/]+)_");
+
+    private static final String MANGLE_NAMESPACE_OUT_SUFFIX = ":";
+
+    private static final String MANGLE_NAMESPACE_OUT_PREFIX = "/";
+
+    private static final Pattern MANLE_NAMESPACE_OUT_PATTERN = Pattern.compile("/([^:/]+):");
+
+
+    public String mangleNamespaces(ResourceResolver resolver, Logger logger, String absPath) {
+        if (absPath.contains(MANGLE_NAMESPACE_OUT_SUFFIX)) {
+            final Session session = resolver.adaptTo(Session.class);
+            if ( session != null ) {
+                final Matcher m = MANLE_NAMESPACE_OUT_PATTERN.matcher(absPath);
+
+                final StringBuffer buf = new StringBuffer();
+                while (m.find()) {
+                    final String namespace = m.group(1);
+                    try {
+
+                        // throws if "namespace" is not a registered
+                        // namespace prefix
+                        session.getNamespaceURI(namespace);
+                        final String replacement = MANGLE_NAMESPACE_IN_PREFIX + namespace + MANGLE_NAMESPACE_IN_SUFFIX;
+                        m.appendReplacement(buf, replacement);
+
+
+                    } catch (final NamespaceException ne) {
+
+                        // not a valid prefix
+                        logger.debug("mangleNamespaces: '{}' is not a prefix, not mangling", namespace);
+
+                    } catch (final RepositoryException re) {
+
+                        logger.warn("mangleNamespaces: Problem checking namespace '{}'", namespace, re);
+
+                    }
+                }
+
+                m.appendTail(buf);
+
+                absPath = buf.toString();
+            }
+        }
+
+        return absPath;
+    }
+
+    public String unmangleNamespaces(ResourceResolver resolver, Logger logger, String absPath) {
+        if (absPath.contains(MANGLE_NAMESPACE_IN_PREFIX)) {
+            final Session session = resolver.adaptTo(Session.class);
+            if ( session != null ) {
+                final Matcher m = MANGLE_NAMESPACE_IN_PATTERN.matcher(absPath);
+                final StringBuffer buf = new StringBuffer();
+                while (m.find()) {
+                    final String namespace = m.group(1);
+                    try {
+
+                        // throws if "namespace" is not a registered
+                        // namespace prefix
+                        session.getNamespaceURI(namespace);
+                        final String replacement = MANGLE_NAMESPACE_OUT_PREFIX + namespace + MANGLE_NAMESPACE_OUT_SUFFIX;
+                        m.appendReplacement(buf, replacement);
+
+
+                    } catch (final NamespaceException ne) {
+
+                        // not a valid prefix
+                        logger.debug("unmangleNamespaces: '{}' is not a prefix, not unmangling", namespace);
+
+                    } catch (final RepositoryException re) {
+
+                        logger.warn("unmangleNamespaces: Problem checking namespace '{}'", namespace, re);
+
+                    }
+                }
+                m.appendTail(buf);
+                absPath = buf.toString();
+            }
+        }
+
+        return absPath;
+    }
+}

Propchange: sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java
------------------------------------------------------------------------------
    svn:eol-style = native

Propchange: sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/JcrNamespaceMangler.java
------------------------------------------------------------------------------
    svn:keywords = author date id revision rev url

Modified: sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/ResourceResolverImpl.java
URL: http://svn.apache.org/viewvc/sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/ResourceResolverImpl.java?rev=1784105&r1=1784104&r2=1784105&view=diff
==============================================================================
--- sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/ResourceResolverImpl.java (original)
+++ sling/trunk/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/ResourceResolverImpl.java Thu Feb 23 10:40:10 2017
@@ -29,12 +29,8 @@ import java.util.LinkedList;
 import java.util.Map;
 import java.util.Set;
 import java.util.StringTokenizer;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 import javax.annotation.CheckForNull;
-import javax.jcr.NamespaceException;
-import javax.jcr.RepositoryException;
 import javax.jcr.Session;
 import javax.servlet.http.HttpServletRequest;
 
@@ -73,18 +69,6 @@ public class ResourceResolverImpl extend
 
     private static final Map<String, String> EMPTY_PARAMETERS = Collections.emptyMap();
 
-    private static final String MANGLE_NAMESPACE_IN_SUFFIX = "_";
-
-    private static final String MANGLE_NAMESPACE_IN_PREFIX = "/_";
-
-    private static final Pattern MANGLE_NAMESPACE_IN_PATTERN = Pattern.compile("/_([^_/]+)_");
-
-    private static final String MANGLE_NAMESPACE_OUT_SUFFIX = ":";
-
-    private static final String MANGLE_NAMESPACE_OUT_PREFIX = "/";
-
-    private static final Pattern MANLE_NAMESPACE_OUT_PATTERN = Pattern.compile("/([^:/]+):");
-
     public static final String PROP_REDIRECT_INTERNAL = "sling:internalRedirect";
 
     public static final String PROP_ALIAS = "sling:alias";
@@ -780,11 +764,6 @@ public class ResourceResolverImpl extend
                 return user.toString();
             }
         }
-        // Try session
-        final Session session = this.getSession();
-        if ( session != null ) {
-            return session.getUserID();
-        }
         // Try attributes
         final Object impUser = this.getAttribute(ResourceResolverFactory.USER_IMPERSONATION);
         if ( impUser != null ) {
@@ -799,19 +778,20 @@ public class ResourceResolverImpl extend
     }
 
     /** Cached session object, fetched on demand. */
-    private Session cachedSession;
+    private Object cachedSession;
     /** Flag indicating if a searching has already been searched. */
     private boolean searchedSession = false;
 
     /**
      * Try to get a session from one of the resource providers.
      */
-    private Session getSession() {
+    @SuppressWarnings("unchecked")
+    private <AdapterType> AdapterType getSession(final Class<AdapterType> type) {
         if ( !this.searchedSession ) {
             this.searchedSession = true;
-            this.cachedSession = this.control.adaptTo(this.context, Session.class);
+            this.cachedSession = this.control.adaptTo(this.context, type);
         }
-        return this.cachedSession;
+        return (AdapterType) this.cachedSession;
     }
 
     // ---------- Adaptable interface
@@ -824,8 +804,8 @@ public class ResourceResolverImpl extend
     public <AdapterType> AdapterType adaptTo(final Class<AdapterType> type) {
         checkClosed();
 
-        if (type == Session.class) {
-            return (AdapterType) getSession();
+        if (type.getName().equals("javax.jcr.Session")) {
+            return getSession(type);
         }
         final AdapterType result = this.control.adaptTo(this.context, type);
         if ( result != null ) {
@@ -1118,79 +1098,16 @@ public class ResourceResolverImpl extend
     }
 
     private String mangleNamespaces(String absPath) {
-        if (factory.isMangleNamespacePrefixes() && absPath != null && absPath.contains(MANGLE_NAMESPACE_OUT_SUFFIX)) {
-            final Matcher m = MANLE_NAMESPACE_OUT_PATTERN.matcher(absPath);
-
-            final StringBuffer buf = new StringBuffer();
-            while (m.find()) {
-                final String namespace = m.group(1);
-                try {
-
-                    // throws if "namespace" is not a registered
-                    // namespace prefix
-                    final Session session = getSession();
-                    if ( session != null ) {
-                        session.getNamespaceURI(namespace);
-                        final String replacement = MANGLE_NAMESPACE_IN_PREFIX + namespace + MANGLE_NAMESPACE_IN_SUFFIX;
-                        m.appendReplacement(buf, replacement);
-                    } else {
-                        logger.debug("mangleNamespaces: '{}' is not a prefix, not mangling", namespace);
-                    }
-
-
-                } catch (final NamespaceException ne) {
-
-                    // not a valid prefix
-                    logger.debug("mangleNamespaces: '{}' is not a prefix, not mangling", namespace);
-
-                } catch (final RepositoryException re) {
-
-                    logger.warn("mangleNamespaces: Problem checking namespace '{}'", namespace, re);
-
-                }
-            }
-
-            m.appendTail(buf);
-
-            absPath = buf.toString();
+        if ( absPath != null && factory.getNamespaceMangler() != null ) {
+            absPath = ((JcrNamespaceMangler)factory.getNamespaceMangler()).mangleNamespaces(this, logger, absPath);
         }
 
         return absPath;
     }
 
     private String unmangleNamespaces(String absPath) {
-        if (factory.isMangleNamespacePrefixes() && absPath.contains(MANGLE_NAMESPACE_IN_PREFIX)) {
-            final Matcher m = MANGLE_NAMESPACE_IN_PATTERN.matcher(absPath);
-            final StringBuffer buf = new StringBuffer();
-            while (m.find()) {
-                final String namespace = m.group(1);
-                try {
-
-                    // throws if "namespace" is not a registered
-                    // namespace prefix
-                    final Session session = getSession();
-                    if ( session != null ) {
-                        session.getNamespaceURI(namespace);
-                        final String replacement = MANGLE_NAMESPACE_OUT_PREFIX + namespace + MANGLE_NAMESPACE_OUT_SUFFIX;
-                        m.appendReplacement(buf, replacement);
-                    } else {
-                        logger.debug("unmangleNamespaces: '{}' is not a prefix, not unmangling", namespace);
-                    }
-
-
-                } catch (final NamespaceException ne) {
-
-                    // not a valid prefix
-                    logger.debug("unmangleNamespaces: '{}' is not a prefix, not unmangling", namespace);
-
-                } catch (final RepositoryException re) {
-
-                    logger.warn("unmangleNamespaces: Problem checking namespace '{}'", namespace, re);
-
-                }
-            }
-            m.appendTail(buf);
-            absPath = buf.toString();
+        if (absPath != null && factory.getNamespaceMangler() != null ) {
+            absPath = ((JcrNamespaceMangler)factory.getNamespaceMangler()).unmangleNamespaces(this, logger, absPath);
         }
 
         return absPath;