org.apache.jackrabbit.oak.security.authorization.restriction.PrefixPattern Maven / Gradle / Ivy
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* 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 org.apache.jackrabbit.guava.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;
import org.apache.jackrabbit.util.Text;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* Implementation of the
* {@link org.apache.jackrabbit.oak.spi.security.authorization.restriction.RestrictionPattern}
* interface that returns {@code true} if the name of the target property or tree
* starts with any of the configured namespace prefixes.
*
s
* Note: an empty string prefix will match qualified item names defined with the
* {@link javax.jcr.NamespaceRegistry#NAMESPACE_EMPTY empty namespace}.
* See also sections
* 3.2.5.2 Qualified Form
* and
* 3.2.5.3 Qualified Form with the Empty Namespace
* of the JCR v2.0 specification.
*/
class PrefixPattern implements RestrictionPattern {
private final Set prefixes;
PrefixPattern(@NotNull Iterable prefixes) {
this.prefixes = ImmutableSet.copyOf(prefixes);
}
@Override
public boolean matches(@NotNull Tree tree, @Nullable PropertyState property) {
String name = (property != null) ? property.getName() : tree.getName();
return matchesPrefix(name);
}
@Override
public boolean matches(@NotNull String path) {
return matchesPrefix(PathUtils.getName(path));
}
private boolean matchesPrefix(String name) {
String prefix = Text.getNamespacePrefix(name);
return prefixes.contains(prefix);
}
@Override
public boolean matches() {
// prefix pattern never matches for repository level permissions
return false;
}
//-------------------------------------------------------------< Object >---
@Override
public int hashCode() {
return prefixes.hashCode();
}
@Override
public String toString() {
return prefixes.toString();
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof PrefixPattern) {
PrefixPattern other = (PrefixPattern) obj;
return prefixes.equals(other.prefixes);
}
return false;
}
}