org.apache.jackrabbit.oak.security.authorization.restriction.ItemNamePattern Maven / Gradle / Ivy
/*
* 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.security.authorization.restriction;
import java.util.Set;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import com.google.common.collect.ImmutableSet;
import org.apache.jackrabbit.oak.api.PropertyState;
import org.apache.jackrabbit.oak.api.Tree;
import org.apache.jackrabbit.oak.commons.PathUtils;
import org.apache.jackrabbit.oak.spi.security.authorization.restriction.RestrictionPattern;
/**
* Implementation of the {@link RestrictionPattern} interface that returns
* {@code true} if the name of the target item (property or node) is contained
* in the configured set of names. This allows to limit certain operations (e.g.
* reading or modifying properties) to a subset of items in the tree defined
* by the associated policy.
*/
class ItemNamePattern implements RestrictionPattern {
private final Set names;
ItemNamePattern(Iterable names) {
this.names = ImmutableSet.copyOf(names);
}
@Override
public boolean matches(@Nonnull Tree tree, @Nullable PropertyState property) {
if (property != null) {
return names.contains(property.getName());
} else {
return names.contains(tree.getName());
}
}
@Override
public boolean matches(@Nonnull String path) {
return (PathUtils.denotesRoot(path) ? false : names.contains(PathUtils.getName(path)));
}
@Override
public boolean matches() {
// name pattern never matches for repository level permissions
return false;
}
//-------------------------------------------------------------< Object >---
/**
* @see Object#hashCode()
*/
@Override
public int hashCode() {
return names.hashCode();
}
/**
* @see Object#toString()
*/
@Override
public String toString() {
return names.toString();
}
/**
* @see Object#equals(Object)
*/
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof ItemNamePattern) {
ItemNamePattern other = (ItemNamePattern) obj;
return names.equals(other.names);
}
return false;
}
}