/***************************************************************************** * * 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.padaf.preflight.actions; import static org.apache.padaf.preflight.ValidationConstants.ACTION_DICTIONARY_KEY_N; import static org.apache.padaf.preflight.ValidationConstants.ACTION_DICTIONARY_VALUE_ATYPE_NAMED_FIRST; import static org.apache.padaf.preflight.ValidationConstants.ACTION_DICTIONARY_VALUE_ATYPE_NAMED_LAST; import static org.apache.padaf.preflight.ValidationConstants.ACTION_DICTIONARY_VALUE_ATYPE_NAMED_NEXT; import static org.apache.padaf.preflight.ValidationConstants.ACTION_DICTIONARY_VALUE_ATYPE_NAMED_PREV; import static org.apache.padaf.preflight.ValidationConstants.ERROR_ACTION_FORBIDDEN_ACTIONS_NAMED; import static org.apache.padaf.preflight.ValidationConstants.ERROR_ACTION_MISING_KEY; import java.util.List; import org.apache.padaf.preflight.ValidationResult.ValidationError; import org.apache.pdfbox.cos.COSDictionary; import org.apache.pdfbox.cos.COSDocument; import org.apache.pdfbox.cos.COSName; /** * ActionManager for the Named action. Named action is valid if N entry is * present with one of the four values : * <UL> * <li>NextPage * <li>PrevPage * <li>FirstPage * <li>LastPage * </UL> */ public class NamedAction extends AbstractActionManager { /** * @param amFact * Instance of ActionManagerFactory used to create ActionManager to * check Next actions. * @param adict * the COSDictionary of the action wrapped by this class. * @param cDoc * the COSDocument from which the action comes from. * @param aaKey * The name of the key which identify the action in a additional * action dictionary. */ public NamedAction(ActionManagerFactory amFact, COSDictionary adict, COSDocument doc, String aaKey) { super(amFact, adict, doc, aaKey); } /* * (non-Javadoc) * * @see * net.awl.edoc.pdfa.validation.actions.AbstractActionManager#valid(java.util * .List) */ @Override protected boolean innerValid(List<ValidationError> error) { String n = this.actionDictionnary.getNameAsString(COSName .getPDFName(ACTION_DICTIONARY_KEY_N)); // ---- N entry is mandatory if (n == null || "".equals(n)) { error.add(new ValidationError(ERROR_ACTION_MISING_KEY, "N entry is mandatory for the NamedActions")); return false; } // ---- Only Predefine name actions are authorized if (!(ACTION_DICTIONARY_VALUE_ATYPE_NAMED_FIRST.equals(n) || ACTION_DICTIONARY_VALUE_ATYPE_NAMED_LAST.equals(n) || ACTION_DICTIONARY_VALUE_ATYPE_NAMED_NEXT.equals(n) || ACTION_DICTIONARY_VALUE_ATYPE_NAMED_PREV .equals(n))) { error.add(new ValidationError(ERROR_ACTION_FORBIDDEN_ACTIONS_NAMED, n + " isn't authorized as named action")); return false; } return true; } }