RemoteFileWriter.java

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.ow2.choreos.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;

import com.jcraft.jsch.JSchException;

/**
 * Disclaimer: do not use this class to send executable files or files that will
 * be read by another programs, since ' are replace by "
 * 
 * @author leonardo
 * 
 */
public class RemoteFileWriter {

    /**
     * Writes a file in a remote location.
     * 
     * Side effects: ' are replace by "
     * 
     * @param text
     * @param filePath
     * @param ssh
     * @throws SshCommandFailed
     */
    public void writeFile(String text, String filePath, SshUtil ssh) throws SshCommandFailed {

        text = text.replaceAll("'", "\""); // dirty hack

        Reader r = new StringReader(text);
        BufferedReader bf = new BufferedReader(r);
        String line;
        try {
            line = bf.readLine();
        } catch (IOException e) {
            throw new IllegalArgumentException("Invalid string: " + text);
        }
        while (line != null) {
            String command = "echo '" + line + "' >> " + filePath;
            try {
                ssh.runCommand(command);
            } catch (JSchException e) {
                throw new SshCommandFailed(command);
            }
            try {
                line = bf.readLine();
            } catch (IOException e) {
                throw new IllegalArgumentException("Invalid string: " + text);
            }
        }

    }
}