/*
* 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.spi.security;
import java.security.Principal;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import javax.annotation.Nonnull;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import org.apache.jackrabbit.oak.api.PropertyState;
import org.apache.jackrabbit.oak.api.Tree;
import org.apache.jackrabbit.oak.spi.commit.CommitHook;
import org.apache.jackrabbit.oak.spi.commit.MoveTracker;
import org.apache.jackrabbit.oak.spi.commit.ValidatorProvider;
import org.apache.jackrabbit.oak.spi.lifecycle.CompositeInitializer;
import org.apache.jackrabbit.oak.spi.lifecycle.CompositeWorkspaceInitializer;
import org.apache.jackrabbit.oak.spi.lifecycle.RepositoryInitializer;
import org.apache.jackrabbit.oak.spi.lifecycle.WorkspaceInitializer;
import org.apache.jackrabbit.oak.spi.xml.ProtectedItemImporter;
import org.apache.jackrabbit.oak.util.TreeLocation;
/**
* Abstract base implementation for {@link SecurityConfiguration}s that can
* combine different implementations.
*/
public abstract class CompositeConfiguration<T extends SecurityConfiguration> implements SecurityConfiguration {
private final List<T> configurations = new ArrayList<T>();
private final String name;
private final SecurityProvider securityProvider;
public CompositeConfiguration(@Nonnull String name, @Nonnull SecurityProvider securityProvider) {
this.name = name;
this.securityProvider = securityProvider;
}
public void addConfiguration(@Nonnull T configuration) {
configurations.add(configuration);
}
public void removeConfiguration(@Nonnull T configuration) {
configurations.remove(configuration);
}
protected List<T> getConfigurations() {
return ImmutableList.copyOf(configurations);
}
protected SecurityProvider getSecurityProvider() {
return securityProvider;
}
//----------------------------------------------< SecurityConfiguration >---
@Nonnull
@Override
public String getName() {
return name;
}
@Nonnull
@Override
public ConfigurationParameters getParameters() {
ConfigurationParameters[] params = new ConfigurationParameters[configurations.size()];
for (int i = 0; i < configurations.size(); i++) {
params[i] = configurations.get(i).getParameters();
}
return ConfigurationParameters.of(params);
}
@Nonnull
@Override
public WorkspaceInitializer getWorkspaceInitializer() {
return new CompositeWorkspaceInitializer(Lists.transform(configurations, new Function<T, WorkspaceInitializer>() {
@Override
public WorkspaceInitializer apply(T securityConfiguration) {
return securityConfiguration.getWorkspaceInitializer();
}
}));
}
@Nonnull
@Override
public RepositoryInitializer getRepositoryInitializer() {
return new CompositeInitializer(Lists.transform(configurations, new Function<T, RepositoryInitializer>() {
@Override
public RepositoryInitializer apply(T securityConfiguration) {
return securityConfiguration.getRepositoryInitializer();
}
}));
}
@Nonnull
@Override
public List<? extends CommitHook> getCommitHooks(final String workspaceName) {
return ImmutableList.copyOf(Iterables.concat(Lists.transform(configurations, new Function<T, List<? extends CommitHook>>() {
@Override
public List<? extends CommitHook> apply(T securityConfiguration) {
return securityConfiguration.getCommitHooks(workspaceName);
}
})));
}
@Nonnull
@Override
public List<? extends ValidatorProvider> getValidators(final String workspaceName, final Set<Principal> principals, final MoveTracker moveTracker) {
return ImmutableList.copyOf(Iterables.concat(Lists.transform(configurations, new Function<T, List<? extends ValidatorProvider>>() {
@Override
public List<? extends ValidatorProvider> apply(T securityConfiguration) {
return securityConfiguration.getValidators(workspaceName, principals, moveTracker);
}
})));
}
@Nonnull
@Override
public List<ProtectedItemImporter> getProtectedItemImporters() {
return ImmutableList.copyOf(Iterables.concat(Lists.transform(configurations, new Function<T, List<? extends ProtectedItemImporter>>() {
@Override
public List<? extends ProtectedItemImporter> apply(T securityConfiguration) {
return securityConfiguration.getProtectedItemImporters();
}
})));
}
@Override
public Context getContext() {
return new Context() {
@Override
public boolean definesProperty(@Nonnull Tree parent, @Nonnull PropertyState property) {
for (SecurityConfiguration sc : configurations) {
if (sc.getContext().definesProperty(parent, property)) {
return true;
}
}
return false;
}
@Override
public boolean definesContextRoot(@Nonnull Tree tree) {
for (SecurityConfiguration sc : configurations) {
if (sc.getContext().definesContextRoot(tree)) {
return true;
}
}
return false;
}
@Override
public boolean definesTree(@Nonnull Tree tree) {
for (SecurityConfiguration sc : configurations) {
if (sc.getContext().definesTree(tree)) {
return true;
}
}
return false;
}
@Override
public boolean definesLocation(@Nonnull TreeLocation location) {
for (SecurityConfiguration sc : configurations) {
if (sc.getContext().definesLocation(location)) {
return true;
}
}
return false;
}
};
}
}