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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.extensions;
-
- // FOP
- import org.apache.fop.apps.FOPException;
- import org.apache.fop.fo.FONode;
- import org.apache.fop.fo.PropertyList;
- import org.apache.fop.fo.ValidationException;
- import org.apache.fop.fo.extensions.ExtensionAttachment;
- import org.xml.sax.Attributes;
- import org.xml.sax.Locator;
-
- /**
- * Base class for the AFP-specific extension elements.
- */
- public abstract class AbstractAFPExtensionObject extends FONode {
-
- /**
- * AFP setup code
- */
- private AFPPageSetup setupCode;
-
- private String name;
-
- /**
- * @see org.apache.fop.fo.FONode#FONode(FONode)
- * @param parent the parent formatting object
- * @param name the name of the afp element
- */
- public AbstractAFPExtensionObject(FONode parent, String name) {
- super(parent);
- this.name = name;
- this.setupCode = new AFPPageSetup(name);
- }
-
- /** {@inheritDoc} */
- protected void validateChildNode(Locator loc, String nsURI, String localName)
- throws ValidationException {
- if (FO_URI.equals(nsURI)) {
- invalidChildError(loc, nsURI, localName);
- }
- }
-
- /** {@inheritDoc} */
- protected void addCharacters(char[] data, int start, int end,
- PropertyList pList, Locator locator) {
- setupCode.setContent(new String(data, start, end - start));
- }
-
- /** {@inheritDoc} */
- public String getNamespaceURI() {
- return AFPElementMapping.NAMESPACE;
- }
-
- /** {@inheritDoc} */
- public String getNormalNamespacePrefix() {
- return AFPElementMapping.NAMESPACE_PREFIX;
- }
-
- /** {@inheritDoc} */
- public void processNode(String elementName, Locator locator,
- Attributes attlist, PropertyList propertyList)
- throws FOPException {
- String name = attlist.getValue("name");
- if (name != null && name.length() > 0) {
- setupCode.setName(name);
- } else {
- throw new FOPException(elementName + " must have a name attribute.");
- }
- if (AFPElementMapping.INCLUDE_PAGE_SEGMENT.equals(elementName)) {
- name = attlist.getValue("src");
- if (name != null && name.length() > 0) {
- setupCode.setValue(name);
- } else {
- throw new FOPException(elementName + " must have a src attribute.");
- }
- } else if (AFPElementMapping.TAG_LOGICAL_ELEMENT.equals(elementName)) {
- name = attlist.getValue("value");
- if (name != null && name.length() > 0) {
- setupCode.setValue(name);
- } else {
- throw new FOPException(elementName + " must have a value attribute.");
- }
- }
- }
-
- /** {@inheritDoc} */
- protected void endOfNode() throws FOPException {
- super.endOfNode();
- }
-
- /** {@inheritDoc} */
- public ExtensionAttachment getExtensionAttachment() {
- return this.setupCode;
- }
-
- /** {@inheritDoc} */
- public String getLocalName() {
- return name;
- }
- }
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