/*
* Copyright (c) 2001 Sun Microsystems, Inc. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Sun Microsystems, Inc. for Project JXTA."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact Project JXTA at http://www.jxta.org.
*
* 5. Products derived from this software may not be called "JXTA",
* nor may "JXTA" appear in their name, without prior written
* permission of Sun.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL SUN MICROSYSTEMS OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of Project JXTA. For more
* information on Project JXTA, please see
* <http://www.jxta.org/>.
*
* This license is based on the BSD license adopted by the Apache Foundation.
*
* $Id: importfile.java,v 1.14 2007/02/09 23:12:42 hamada Exp $
*/
package net.jxta.impl.shell.bin.importfile;
import net.jxta.document.*;
import net.jxta.impl.shell.GetOpt;
import net.jxta.impl.shell.ShellApp;
import net.jxta.impl.shell.ShellEnv;
import net.jxta.impl.shell.ShellObject;
import java.io.*;
/**
* 'importfile' Shell command to load a new file object into a
* Structured document content environment variable
*/
public class importfile extends ShellApp {
/**
* {@inheritDoc}
*/
public int startApp(String[] args) {
String filename = null;
String envName = null;
ShellEnv env = getEnv();
GetOpt options = new GetOpt(args, 0, "f:");
while (true) {
int option;
try {
option = options.getNextOption();
} catch (IllegalArgumentException badopt) {
consoleMessage("Illegal argument :" + badopt);
return syntaxError();
}
if (-1 == option) {
break;
}
switch (option) {
// support the "legacy" varient of this command.
case'f':
filename = options.getOptionArg();
break;
default:
consoleMessage("Unrecognized option");
return syntaxError();
}
}
if (null == filename) {
filename = options.getNextParameter();
if (null == filename) {
consoleMessage("Missing <filename> parameter");
return syntaxError();
}
}
if (null == envName) {
envName = options.getNextParameter();
}
if (null != options.getNextParameter()) {
consoleMessage("Unsupported parameter");
return syntaxError();
}
if (null == envName) {
envName = getReturnVariable();
}
try {
File file = new File(filename);
long length = file.length();
InputStream ip = new FileInputStream(file);
if (length > 32) {
try {
XMLDocument doc = (XMLDocument) StructuredDocumentFactory.newStructuredDocument(MimeMediaType.XMLUTF8, ip);
env.add(envName, new ShellObject<XMLDocument>("XMLDocument", doc));
return ShellApp.appNoError;
} finally {
ip.close();
}
}
try {
byte[] buffer = new byte[(int) length];
DataInput dis = new DataInputStream(ip);
dis.readFully(buffer);
Document doc = new BinaryDocument(buffer);
env.add(envName, new ShellObject<Document>("Document", doc));
return ShellApp.appNoError;
} finally {
ip.close();
}
} catch (IOException failure) {
printStackTrace(" ", failure);
return ShellApp.appMiscError;
}
}
private int syntaxError() {
consoleMessage("usage : importfile <filename>");
return ShellApp.appParamError;
}
/**
* {@inheritDoc}
*/
@Override
public String getDescription() {
return "Import an external file";
}
/**
* {@inheritDoc}
*/
@Override
public void help() {
println("NAME");
println(" importfile - " + getDescription());
println(" ");
println("SYNOPSIS");
println(" importfile <filename>");
println(" ");
println("DESCRIPTION");
println("'importfile' imports an external file into a Document");
println("object stored in a Shell environment variable. The name of the");
println("environment variable is specified as an argument.");
println("'importfile' is the reverse operation of 'exportfile'");
println(" ");
println("EXAMPLE");
println(" JXTA> myfile = importfile /home/tra/myfile ");
println(" JXTA> cat myfile");
println(" ");
println("This command imports the file '/home/tra/myfile' into the");
println("'myfile' environment variable");
println(" ");
println("SEE ALSO");
println(" exportfile mkadv");
}
}