| /** |
| * 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.camel.component.printer; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.Reader; |
| import java.io.StringReader; |
| import javax.print.Doc; |
| import javax.print.DocFlavor; |
| import javax.print.attribute.DocAttributeSet; |
| |
| class PrintDocument implements Doc { |
| private DocFlavor docFlavor; |
| private InputStream stream; |
| private Reader reader; |
| private byte[] buffer; |
| |
| public PrintDocument(InputStream stream, DocFlavor docFlavor) { |
| this.stream = stream; |
| this.docFlavor = docFlavor; |
| } |
| |
| public DocFlavor getDocFlavor() { |
| return docFlavor; |
| } |
| |
| public DocAttributeSet getAttributes() { |
| return null; |
| } |
| |
| public Object getPrintData() throws IOException { |
| return getStreamForBytes(); |
| } |
| |
| public Reader getReaderForText() throws IOException { |
| synchronized (this) { |
| if (reader != null) { |
| return reader; |
| } |
| |
| if (docFlavor.getMediaType().equalsIgnoreCase("image")) { |
| reader = null; |
| } else if ((docFlavor.getMediaType().equalsIgnoreCase("text")) |
| || ((docFlavor.getMediaType().equalsIgnoreCase("application")) |
| && (docFlavor.getMediaSubtype().equalsIgnoreCase("xml")))) { |
| buffer = new byte[stream.available()]; |
| int n = stream.available(); |
| for (int i = 0; i < n; i++) { |
| buffer[i] = (byte)stream.read(); |
| } |
| |
| reader = new StringReader(new String(buffer)); |
| stream = new ByteArrayInputStream(buffer); |
| } |
| |
| return reader; |
| } |
| } |
| |
| public InputStream getStreamForBytes() throws IOException { |
| return stream; |
| } |
| |
| } |