| /* |
| * 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.jackrabbit.oak.core; |
| |
| import static com.google.common.base.Preconditions.checkState; |
| |
| import java.io.IOException; |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| import javax.security.auth.login.LoginException; |
| |
| import org.apache.jackrabbit.oak.api.AuthInfo; |
| import org.apache.jackrabbit.oak.api.ContentSession; |
| import org.apache.jackrabbit.oak.api.Root; |
| import org.apache.jackrabbit.oak.query.QueryEngineSettings; |
| import org.apache.jackrabbit.oak.spi.commit.CommitHook; |
| import org.apache.jackrabbit.oak.spi.query.QueryIndexProvider; |
| import org.apache.jackrabbit.oak.spi.security.SecurityProvider; |
| import org.apache.jackrabbit.oak.spi.security.authentication.AuthInfoImpl; |
| import org.apache.jackrabbit.oak.spi.security.authentication.LoginContext; |
| import org.apache.jackrabbit.oak.spi.state.NodeStore; |
| import org.jetbrains.annotations.NotNull; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * {@code NodeStore}-based implementation of the {@link ContentSession} interface. |
| */ |
| class ContentSessionImpl implements ContentSession { |
| |
| private static final Logger log = LoggerFactory.getLogger(ContentSessionImpl.class); |
| |
| /** |
| * Session counter. Used to generate unique internal session names. |
| */ |
| private static final AtomicLong SESSION_COUNTER = new AtomicLong(); |
| |
| private final LoginContext loginContext; |
| private final SecurityProvider securityProvider; |
| private final String workspaceName; |
| private final NodeStore store; |
| private final CommitHook hook; |
| private final QueryEngineSettings queryEngineSettings; |
| private final QueryIndexProvider indexProvider; |
| private final String sessionName; |
| |
| /** |
| * Flag to indicate whether this session is still alive. |
| * Only accessed from synchronized methods. |
| */ |
| private boolean live = true; |
| |
| public ContentSessionImpl(@NotNull LoginContext loginContext, |
| @NotNull SecurityProvider securityProvider, |
| @NotNull String workspaceName, |
| @NotNull NodeStore store, |
| @NotNull CommitHook hook, |
| QueryEngineSettings queryEngineSettings, |
| @NotNull QueryIndexProvider indexProvider) { |
| this.loginContext = loginContext; |
| this.securityProvider = securityProvider; |
| this.workspaceName = workspaceName; |
| this.store = store; |
| this.hook = hook; |
| this.queryEngineSettings = queryEngineSettings; |
| this.indexProvider = indexProvider; |
| this.sessionName = "session-" + SESSION_COUNTER.incrementAndGet(); |
| } |
| |
| synchronized void checkLive() { |
| checkState(live, "This session has been closed"); |
| } |
| |
| //-----------------------------------------------------< ContentSession >--- |
| @NotNull |
| @Override |
| public AuthInfo getAuthInfo() { |
| checkLive(); |
| return AuthInfoImpl.createFromSubject(loginContext.getSubject()); |
| } |
| |
| @Override |
| public String getWorkspaceName() { |
| return workspaceName; |
| } |
| |
| @NotNull |
| @Override |
| public Root getLatestRoot() { |
| checkLive(); |
| return new MutableRoot(store, hook, workspaceName, loginContext.getSubject(), |
| securityProvider, queryEngineSettings, indexProvider, this); |
| } |
| |
| //-----------------------------------------------------------< Closable >--- |
| @Override |
| public synchronized void close() throws IOException { |
| live = false; |
| try { |
| loginContext.logout(); |
| } catch (LoginException e) { |
| log.error("Error during logout.", e); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return sessionName; |
| } |
| |
| } |