123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122 |
- /*
- * 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.afp.modca;
-
- import java.io.UnsupportedEncodingException;
-
- import org.apache.fop.afp.AFPConstants;
-
- /**
- * This is the base class for all named data stream objects.
- * A named data stream object has an 8 byte EBCIDIC name.
- */
- public abstract class AbstractNamedAFPObject extends AbstractTripletStructuredObject {
-
- private static final int DEFAULT_NAME_LENGTH = 8;
-
- /**
- * The actual name of the object
- */
- protected String name = null;
-
- /**
- * Default constructor
- */
- protected AbstractNamedAFPObject() {
- }
-
- /**
- * Constructor for the ActiveEnvironmentGroup, this takes a
- * name parameter which should be 8 characters long.
- *
- * @param name the object name
- */
- protected AbstractNamedAFPObject(String name) {
- this.name = name;
- }
-
- /**
- * Returns the name length
- *
- * @return the name length
- */
- protected int getNameLength() {
- return DEFAULT_NAME_LENGTH;
- }
-
- /**
- * Returns the name as a byte array in EBCIDIC encoding
- *
- * @return the name as a byte array in EBCIDIC encoding
- */
- public byte[] getNameBytes() {
- int afpNameLen = getNameLength();
- int nameLen = name.length();
- if (nameLen < afpNameLen) {
- name = (name + " ").substring(0, afpNameLen);
- } else if (name.length() > afpNameLen) {
- String truncatedName = name.substring(nameLen - afpNameLen, nameLen);
- LOG.warn("Constructor:: name '" + name + "'"
- + " truncated to " + afpNameLen + " chars"
- + " ('" + truncatedName + "')");
- name = truncatedName;
- }
- byte[] nameBytes = null;
- try {
- nameBytes = name.getBytes(AFPConstants.EBCIDIC_ENCODING);
- } catch (UnsupportedEncodingException usee) {
- nameBytes = name.getBytes();
- LOG.warn(
- "Constructor:: UnsupportedEncodingException translating the name "
- + name);
- }
- return nameBytes;
- }
-
- @Override
- protected void copySF(byte[] data, byte type, byte category) {
- super.copySF(data, type, category);
- byte[] nameData = getNameBytes();
- System.arraycopy(nameData, 0, data, 9, nameData.length);
- }
-
- /**
- * Returns the name of this object
- *
- * @return the name of this object
- */
- public String getName() {
- return this.name;
- }
-
- /**
- * Sets the name of this object
- *
- * @param name the object name
- */
- public void setName(String name) {
- this.name = name;
- }
-
- /** {@inheritDoc} */
- public String toString() {
- return getName();
- }
- }
|