001/* 002 * (C) Copyright 2006-2008 Nuxeo SA (http://nuxeo.com/) and others. 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 * 016 * Contributors: 017 * Nuxeo - initial API and implementation 018 * 019 * $Id$ 020 * 021 */ 022package org.nuxeo.ecm.platform.pictures.tiles.api.adapter; 023 024import java.util.Map; 025import java.util.concurrent.ConcurrentHashMap; 026 027import org.apache.commons.logging.Log; 028import org.apache.commons.logging.LogFactory; 029import org.nuxeo.ecm.core.api.DocumentModel; 030import org.nuxeo.ecm.platform.pictures.tiles.api.PictureTiles; 031import org.nuxeo.ecm.platform.pictures.tiles.api.PictureTilingService; 032import org.nuxeo.ecm.platform.pictures.tiles.api.imageresource.DocumentImageResource; 033import org.nuxeo.ecm.platform.pictures.tiles.api.imageresource.ImageResource; 034import org.nuxeo.runtime.api.Framework; 035 036/** 037 * Default implementation for the PictureTilesAdapter. This implementation simply uses a xPath to get the target blob. 038 * 039 * @author tiry 040 */ 041public class PictureTilesAdapterImpl implements PictureTilesAdapter { 042 043 protected String xPath; 044 045 protected DocumentModel doc; 046 047 protected String fileName; 048 049 protected Map<String, PictureTiles> tiles = new ConcurrentHashMap<>(); 050 051 protected static PictureTilingService pts; 052 053 protected static final Log log = LogFactory.getLog(PictureTilesAdapterImpl.class); 054 055 public PictureTilesAdapterImpl(DocumentModel doc, String xPath) { 056 this.xPath = xPath; 057 this.doc = doc; 058 } 059 060 public PictureTilesAdapterImpl(DocumentModel doc) { 061 this(doc, null); 062 } 063 064 protected ImageResource getResource() { 065 DocumentImageResource res = new DocumentImageResource(doc, xPath); 066 if (fileName != null) { 067 res.setFileName(fileName); 068 } 069 return res; 070 } 071 072 protected PictureTilingService getService() { 073 if (pts == null) { 074 pts = Framework.getLocalService(PictureTilingService.class); 075 } 076 return pts; 077 } 078 079 public PictureTiles getTiles(int tileWidth, int tileHeight, int maxTiles) { 080 081 String key = tileWidth + "-" + tileHeight + "-" + maxTiles; 082 083 if (!tiles.containsKey(key)) { 084 PictureTiles tile = getService().getTiles(getResource(), tileWidth, tileHeight, maxTiles, 0, 0, false); 085 tiles.put(key, tile); 086 } 087 return tiles.get(key); 088 } 089 090 public void cleanup() { 091 if (tiles == null) { 092 return; 093 } 094 for (String k : tiles.keySet()) { 095 tiles.get(k).release(); 096 } 097 tiles = new ConcurrentHashMap<>(); 098 } 099 100 public String getXPath() { 101 return xPath; 102 } 103 104 public void setXPath(String path) { 105 xPath = path; 106 } 107 108 public DocumentModel getDoc() { 109 return doc; 110 } 111 112 public void setDoc(DocumentModel doc) { 113 this.doc = doc; 114 } 115 116 /** 117 * @deprecated since 9.1 as filename is now hold by blob 118 */ 119 @Deprecated 120 public void setFileName(String fileName) { 121 this.fileName = fileName; 122 } 123 124}