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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.
- */
-
- /* $Id$ */
-
- package org.apache.fop.render.afp;
-
- import java.io.File;
- import java.util.Map;
-
- import org.apache.commons.logging.Log;
- import org.apache.commons.logging.LogFactory;
-
- import org.apache.xmlgraphics.util.QName;
-
- import org.apache.fop.afp.AFPResourceInfo;
- import org.apache.fop.afp.AFPResourceLevel;
- import org.apache.fop.render.afp.extensions.AFPElementMapping;
-
- /**
- * Parses any AFP foreign attributes
- */
- public class AFPForeignAttributeReader {
- private static final Log log = LogFactory.getLog("org.apache.xmlgraphics.afp");
-
- /** the resource-name attribute */
- public static final QName RESOURCE_NAME = new QName(
- AFPElementMapping.NAMESPACE, "afp:resource-name");
-
- /** the resource-level attribute */
- public static final QName RESOURCE_LEVEL = new QName(
- AFPElementMapping.NAMESPACE, "afp:resource-level");
-
- /** the resource-group-file attribute */
- public static final QName RESOURCE_GROUP_FILE = new QName(
- AFPElementMapping.NAMESPACE, "afp:resource-group-file");
-
- /**
- * Main constructor
- */
- public AFPForeignAttributeReader() {
- }
-
- /**
- * Returns the resource information
- *
- * @param foreignAttributes the foreign attributes
- * @return the resource information
- */
- public AFPResourceInfo getResourceInfo(Map/*<QName, String>*/ foreignAttributes) {
- AFPResourceInfo resourceInfo = new AFPResourceInfo();
- if (foreignAttributes != null && !foreignAttributes.isEmpty()) {
- String resourceName = (String)foreignAttributes.get(RESOURCE_NAME);
- if (resourceName != null) {
- resourceInfo.setName(resourceName);
- }
- AFPResourceLevel level = getResourceLevel(foreignAttributes);
- if (level != null) {
- resourceInfo.setLevel(level);
- }
- }
- return resourceInfo;
- }
-
- /**
- * Returns the resource level
- *
- * @param foreignAttributes the foreign attributes
- * @return the resource level
- */
- public AFPResourceLevel getResourceLevel(Map/*<QName, String>*/ foreignAttributes) {
- AFPResourceLevel resourceLevel = null;
- if (foreignAttributes != null && !foreignAttributes.isEmpty()) {
- if (foreignAttributes.containsKey(RESOURCE_LEVEL)) {
- String levelString = (String)foreignAttributes.get(RESOURCE_LEVEL);
- resourceLevel = AFPResourceLevel.valueOf(levelString);
- // if external get resource group file attributes
- if (resourceLevel != null && resourceLevel.isExternal()) {
- String resourceGroupFile
- = (String)foreignAttributes.get(RESOURCE_GROUP_FILE);
- if (resourceGroupFile == null) {
- String msg = RESOURCE_GROUP_FILE + " not specified";
- log.error(msg);
- throw new UnsupportedOperationException(msg);
- }
- File resourceExternalGroupFile = new File(resourceGroupFile);
- SecurityManager security = System.getSecurityManager();
- try {
- if (security != null) {
- security.checkWrite(resourceExternalGroupFile.getPath());
- }
- } catch (SecurityException ex) {
- String msg = "unable to gain write access to external resource file: "
- + resourceGroupFile;
- log.error(msg);
- }
-
- try {
- boolean exists = resourceExternalGroupFile.exists();
- if (exists) {
- log.warn("overwriting external resource file: "
- + resourceGroupFile);
- }
- resourceLevel.setExternalFilePath(resourceGroupFile);
- } catch (SecurityException ex) {
- String msg = "unable to gain read access to external resource file: "
- + resourceGroupFile;
- log.error(msg);
- }
- }
- }
- }
- return resourceLevel;
- }
- }
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