PDFBox.java

/*
 * 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.pdfbox;


/**
 * Simple wrapper around all the command line utilities included in PDFBox.
 * Used as the main class in the runnable standalone PDFBox jar.
 *
 * @see <a href="https://issues.apache.org/jira/browse/PDFBOX-687">PDFBOX-687</a>
 */
public class PDFBox {

    public static void main(String[] args) {
        if (args.length > 0) {
            String command = args[0];
            String[] arguments = new String[args.length - 1];
            System.arraycopy(args, 1, arguments, 0, arguments.length);
            boolean exitAfterCallingMain = true;
            try {
                if (command.equals("ConvertColorspace")) {
                    ConvertColorspace.main(arguments);
                } else if (command.equals("Decrypt")) {
                    Decrypt.main(arguments);
                } else if (command.equals("Encrypt")) {
                    Encrypt.main(arguments);
                } else if (command.equals("ExtractText")) {
                    ExtractText.main(arguments);
                } else if (command.equals("Overlay")) {
                    Overlay.main(arguments);
                } else if (command.equals("PrintPDF")) {
                    PrintPDF.main(arguments);
                } else if (command.equals("PDFDebugger")) {
                    PDFDebugger.main(arguments);
                    exitAfterCallingMain = false;
                } else if (command.equals("PDFMerger")) {
                    PDFMerger.main(arguments);
                } else if (command.equals("PDFReader")) {
                    PDFReader.main(arguments);
                    exitAfterCallingMain = false;
                } else if (command.equals("PDFSplit")) {
                    PDFSplit.main(arguments);
                } else if (command.equals("PDFToImage")) {
                    PDFToImage.main(arguments);
                } else if (command.equals("TextToPDF")) {
                    TextToPDF.main(arguments);
                } else if (command.equals("WriteDecodedDoc")) {
                    WriteDecodedDoc.main(arguments);
                }
                else {
                    showMessageAndExit();
                }
                if (exitAfterCallingMain) {
                    System.exit(0);
                }
            } catch (Exception e) {
                System.err.println(
                        command + " failed with the following exception:");
                e.printStackTrace();
                System.exit(1);
            }
        }
        else {
            showMessageAndExit();
        }
    }

    private static void showMessageAndExit() {
        System.err.println(
                "usage: java pdfbox-app-x.y.z.jar <command> <args..>");
        System.exit(1);
    }
}