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.modeshape.utils;
017
018import java.io.InputStream;
019
020import javax.jcr.Property;
021import javax.jcr.RepositoryException;
022import org.fcrepo.kernel.api.exception.RepositoryRuntimeException;
023
024/**
025 * A {@link org.fcrepo.kernel.api.utils.CacheEntry} for simple Binary objects
026 * @author frank asseg
027 *
028 */
029public class BinaryCacheEntry extends BasicCacheEntry {
030
031    private final Property property;
032
033    /**
034     * Create a new BinaryCacheEntry
035     * @param property the property
036     */
037    public BinaryCacheEntry(final Property property) {
038        super();
039        this.property = property;
040    }
041
042    /*
043     * (non-Javadoc)
044     * @see org.fcrepo.kernel.api.utils.CacheEntry#getInputStream()
045     */
046    @Override
047    public InputStream getInputStream() {
048        try {
049            return property.getBinary().getStream();
050        } catch (final RepositoryException e) {
051            throw new RepositoryRuntimeException(e);
052        }
053    }
054
055    /*
056     * (non-Javadoc)
057     * @see org.fcrepo.kernel.api.utils.CacheEntry#getExternalIdentifier()
058     */
059    @Override
060    public String getExternalIdentifier() {
061        try {
062            return property.getPath();
063        } catch (final RepositoryException e) {
064            throw new RepositoryRuntimeException(e);
065        }
066    }
067
068    protected Property property() {
069        return property;
070    }
071
072}