001/** 002 * Copyright 2015 DuraSpace, Inc. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.fcrepo.kernel.api.services.functions; 017 018import static com.google.common.collect.ImmutableList.copyOf; 019import static java.util.Arrays.asList; 020import static java.util.Objects.requireNonNull; 021import static org.fcrepo.kernel.api.FedoraJcrTypes.FROZEN_MIXIN_TYPES; 022import static org.fcrepo.kernel.api.services.functions.JcrPropertyFunctions.isFrozen; 023import static org.fcrepo.kernel.api.services.functions.JcrPropertyFunctions.property2values; 024import static org.fcrepo.kernel.api.utils.UncheckedFunction.uncheck; 025import static org.fcrepo.kernel.api.utils.UncheckedPredicate.uncheck; 026 027import java.util.Collection; 028import java.util.List; 029import javax.jcr.Node; 030import javax.jcr.Property; 031import javax.jcr.RepositoryException; 032import javax.jcr.Value; 033 034import org.fcrepo.kernel.api.utils.UncheckedPredicate; 035 036 037/** 038 * Predicate to match nodes with any of the given mixin types 039 * @author armintor@gmail.com 040 * @author ajs6f 041 * 042 */ 043public class AnyTypesPredicate implements UncheckedPredicate<Node> { 044 protected final Collection<String> nodeTypes; 045 046 /** 047 * True if any of the types specified match. 048 * @param types the types 049 */ 050 public AnyTypesPredicate(final String...types) { 051 nodeTypes = asList(types); 052 } 053 054 @Override 055 public boolean testThrows(final Node input) throws RepositoryException { 056 requireNonNull(input, "null node has no types!"); 057 if (isFrozen.test(input) && input.hasProperty(FROZEN_MIXIN_TYPES)) { 058 final Property frozenTypesProperty = input.getProperty(FROZEN_MIXIN_TYPES); 059 final List<Value> values = copyOf(property2values.apply(frozenTypesProperty)); 060 if (values.stream().map(uncheck(Value::getString)).anyMatch(nodeTypes::contains)) { 061 return true; 062 } 063 } 064 return nodeTypes.stream().anyMatch(uncheck(input::isNodeType)); 065 } 066}