org.pentaho.di.job.entries.sftpput.JobEntrySFTPPUT.java Source code

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/*! ******************************************************************************
 *
 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2013 by Pentaho : http://www.pentaho.com
 *
 *******************************************************************************
 *
 * Licensed 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.pentaho.di.job.entries.sftpput;

import static org.pentaho.di.job.entry.validator.AndValidator.putValidators;
import static org.pentaho.di.job.entry.validator.JobEntryValidatorUtils.andValidator;
import static org.pentaho.di.job.entry.validator.JobEntryValidatorUtils.fileExistsValidator;
import static org.pentaho.di.job.entry.validator.JobEntryValidatorUtils.integerValidator;
import static org.pentaho.di.job.entry.validator.JobEntryValidatorUtils.notBlankValidator;
import static org.pentaho.di.job.entry.validator.JobEntryValidatorUtils.notNullValidator;

import java.net.InetAddress;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.vfs.FileObject;
import org.apache.commons.vfs.FileType;
import org.pentaho.di.cluster.SlaveServer;
import org.pentaho.di.core.CheckResultInterface;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.Result;
import org.pentaho.di.core.ResultFile;
import org.pentaho.di.core.RowMetaAndData;
import org.pentaho.di.core.database.DatabaseMeta;
import org.pentaho.di.core.encryption.Encr;
import org.pentaho.di.core.exception.KettleDatabaseException;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.exception.KettleXMLException;
import org.pentaho.di.core.variables.VariableSpace;
import org.pentaho.di.core.vfs.KettleVFS;
import org.pentaho.di.core.xml.XMLHandler;
import org.pentaho.di.i18n.BaseMessages;
import org.pentaho.di.job.JobMeta;
import org.pentaho.di.job.entries.sftp.SFTPClient;
import org.pentaho.di.job.entry.JobEntryBase;
import org.pentaho.di.job.entry.JobEntryInterface;
import org.pentaho.di.repository.ObjectId;
import org.pentaho.di.repository.Repository;
import org.pentaho.di.resource.ResourceEntry;
import org.pentaho.di.resource.ResourceEntry.ResourceType;
import org.pentaho.di.resource.ResourceReference;
import org.pentaho.metastore.api.IMetaStore;
import org.w3c.dom.Node;

/**
 * This defines an SFTP put job entry.
 *
 * @author Matt
 * @since 05-11-2003
 *
 */
public class JobEntrySFTPPUT extends JobEntryBase implements Cloneable, JobEntryInterface {
    private static Class<?> PKG = JobEntrySFTPPUT.class; // for i18n purposes, needed by Translator2!!

    private int afterFTPS;

    public static final String[] afterFTPSDesc = new String[] {
            BaseMessages.getString(PKG, "JobSFTPPUT.AfterSFTP.DoNothing.Label"),
            BaseMessages.getString(PKG, "JobSFTPPUT.AfterSFTP.Delete.Label"),
            BaseMessages.getString(PKG, "JobSFTPPUT.AfterSFTP.Move.Label"), };
    public static final String[] afterFTPSCode = new String[] { "nothing", "delete", "move" };

    public static final int AFTER_FTPSPUT_NOTHING = 0;
    public static final int AFTER_FTPSPUT_DELETE = 1;
    public static final int AFTER_FTPSPUT_MOVE = 2;

    private String serverName;
    private String serverPort;
    private String userName;
    private String password;
    private String sftpDirectory;
    private String localDirectory;
    private String wildcard;
    private boolean copyprevious;
    private boolean copypreviousfiles;
    private boolean addFilenameResut;
    private boolean usekeyfilename;
    private String keyfilename;
    private String keyfilepass;
    private String compression;
    private boolean createRemoteFolder;
    // proxy
    private String proxyType;
    private String proxyHost;
    private String proxyPort;
    private String proxyUsername;
    private String proxyPassword;

    private String destinationfolder;
    private boolean createDestinationFolder;

    private boolean successWhenNoFile;

    public JobEntrySFTPPUT(String n) {
        super(n, "");
        serverName = null;
        serverPort = "22";
        copyprevious = false;
        copypreviousfiles = false;
        addFilenameResut = false;
        usekeyfilename = false;
        keyfilename = null;
        keyfilepass = null;
        compression = "none";
        proxyType = null;
        proxyHost = null;
        proxyPort = null;
        proxyUsername = null;
        proxyPassword = null;
        createRemoteFolder = false;
        afterFTPS = AFTER_FTPSPUT_NOTHING;
        destinationfolder = null;
        createDestinationFolder = false;
        successWhenNoFile = false;
    }

    public JobEntrySFTPPUT() {
        this("");
    }

    public Object clone() {
        JobEntrySFTPPUT je = (JobEntrySFTPPUT) super.clone();
        return je;
    }

    public String getXML() {
        StringBuffer retval = new StringBuffer(300);

        retval.append(super.getXML());

        retval.append("      ").append(XMLHandler.addTagValue("servername", serverName));
        retval.append("      ").append(XMLHandler.addTagValue("serverport", serverPort));
        retval.append("      ").append(XMLHandler.addTagValue("username", userName));
        retval.append("      ")
                .append(XMLHandler.addTagValue("password", Encr.encryptPasswordIfNotUsingVariables(password)));
        retval.append("      ").append(XMLHandler.addTagValue("sftpdirectory", sftpDirectory));
        retval.append("      ").append(XMLHandler.addTagValue("localdirectory", localDirectory));
        retval.append("      ").append(XMLHandler.addTagValue("wildcard", wildcard));
        retval.append("      ").append(XMLHandler.addTagValue("copyprevious", copyprevious));
        retval.append("      ").append(XMLHandler.addTagValue("copypreviousfiles", copypreviousfiles));
        retval.append("      ").append(XMLHandler.addTagValue("addFilenameResut", addFilenameResut));
        retval.append("      ").append(XMLHandler.addTagValue("usekeyfilename", usekeyfilename));
        retval.append("      ").append(XMLHandler.addTagValue("keyfilename", keyfilename));
        retval.append("      ").append(
                XMLHandler.addTagValue("keyfilepass", Encr.encryptPasswordIfNotUsingVariables(keyfilepass)));
        retval.append("      ").append(XMLHandler.addTagValue("compression", compression));
        retval.append("      ").append(XMLHandler.addTagValue("proxyType", proxyType));
        retval.append("      ").append(XMLHandler.addTagValue("proxyHost", proxyHost));
        retval.append("      ").append(XMLHandler.addTagValue("proxyPort", proxyPort));
        retval.append("      ").append(XMLHandler.addTagValue("proxyUsername", proxyUsername));
        retval.append("      ").append(
                XMLHandler.addTagValue("proxyPassword", Encr.encryptPasswordIfNotUsingVariables(proxyPassword)));
        retval.append("      ").append(XMLHandler.addTagValue("createRemoteFolder", createRemoteFolder));
        retval.append("      ").append(XMLHandler.addTagValue("aftersftpput", getAfterSFTPPutCode(getAfterFTPS())));
        retval.append("      ").append(XMLHandler.addTagValue("destinationfolder", destinationfolder));
        retval.append("      ").append(XMLHandler.addTagValue("createdestinationfolder", createDestinationFolder));

        retval.append("      ").append(XMLHandler.addTagValue("successWhenNoFile", successWhenNoFile));

        return retval.toString();
    }

    public static String getAfterSFTPPutCode(int i) {
        if (i < 0 || i >= afterFTPSCode.length) {
            return afterFTPSCode[0];
        }
        return afterFTPSCode[i];
    }

    public void loadXML(Node entrynode, List<DatabaseMeta> databases, List<SlaveServer> slaveServers,
            Repository rep, IMetaStore metaStore) throws KettleXMLException {
        try {
            super.loadXML(entrynode, databases, slaveServers);
            serverName = XMLHandler.getTagValue(entrynode, "servername");
            serverPort = XMLHandler.getTagValue(entrynode, "serverport");
            userName = XMLHandler.getTagValue(entrynode, "username");
            password = Encr.decryptPasswordOptionallyEncrypted(XMLHandler.getTagValue(entrynode, "password"));
            sftpDirectory = XMLHandler.getTagValue(entrynode, "sftpdirectory");
            localDirectory = XMLHandler.getTagValue(entrynode, "localdirectory");
            wildcard = XMLHandler.getTagValue(entrynode, "wildcard");
            copyprevious = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "copyprevious"));
            copypreviousfiles = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "copypreviousfiles"));
            addFilenameResut = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "addFilenameResut"));

            usekeyfilename = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "usekeyfilename"));
            keyfilename = XMLHandler.getTagValue(entrynode, "keyfilename");
            keyfilepass = Encr.decryptPasswordOptionallyEncrypted(XMLHandler.getTagValue(entrynode, "keyfilepass"));
            compression = XMLHandler.getTagValue(entrynode, "compression");
            proxyType = XMLHandler.getTagValue(entrynode, "proxyType");
            proxyHost = XMLHandler.getTagValue(entrynode, "proxyHost");
            proxyPort = XMLHandler.getTagValue(entrynode, "proxyPort");
            proxyUsername = XMLHandler.getTagValue(entrynode, "proxyUsername");
            proxyPassword = Encr
                    .decryptPasswordOptionallyEncrypted(XMLHandler.getTagValue(entrynode, "proxyPassword"));

            createRemoteFolder = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "createRemoteFolder"));

            boolean remove = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "remove"));
            setAfterFTPS(getAfterSFTPPutByCode(Const.NVL(XMLHandler.getTagValue(entrynode, "aftersftpput"), "")));
            if (remove && getAfterFTPS() == AFTER_FTPSPUT_NOTHING) {
                setAfterFTPS(AFTER_FTPSPUT_DELETE);
            }
            destinationfolder = XMLHandler.getTagValue(entrynode, "destinationfolder");
            createDestinationFolder = "Y"
                    .equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "createdestinationfolder"));
            successWhenNoFile = "Y".equalsIgnoreCase(XMLHandler.getTagValue(entrynode, "successWhenNoFile"));

        } catch (KettleXMLException xe) {
            throw new KettleXMLException("Unable to load job entry of type 'SFTPPUT' from XML node", xe);
        }
    }

    public static int getAfterSFTPPutByCode(String tt) {
        if (tt == null) {
            return 0;
        }

        for (int i = 0; i < afterFTPSCode.length; i++) {
            if (afterFTPSCode[i].equalsIgnoreCase(tt)) {
                return i;
            }
        }
        return 0;
    }

    public static String getAfterSFTPPutDesc(int i) {
        if (i < 0 || i >= afterFTPSDesc.length) {
            return afterFTPSDesc[0];
        }
        return afterFTPSDesc[i];
    }

    public static int getAfterSFTPPutByDesc(String tt) {
        if (tt == null) {
            return 0;
        }

        for (int i = 0; i < afterFTPSDesc.length; i++) {
            if (afterFTPSDesc[i].equalsIgnoreCase(tt)) {
                return i;
            }
        }

        // If this fails, try to match using the code.
        return getAfterSFTPPutByCode(tt);
    }

    public void loadRep(Repository rep, IMetaStore metaStore, ObjectId id_jobentry, List<DatabaseMeta> databases,
            List<SlaveServer> slaveServers) throws KettleException {
        try {
            serverName = rep.getJobEntryAttributeString(id_jobentry, "servername");
            serverPort = rep.getJobEntryAttributeString(id_jobentry, "serverport");

            userName = rep.getJobEntryAttributeString(id_jobentry, "username");
            password = Encr
                    .decryptPasswordOptionallyEncrypted(rep.getJobEntryAttributeString(id_jobentry, "password"));
            sftpDirectory = rep.getJobEntryAttributeString(id_jobentry, "sftpdirectory");
            localDirectory = rep.getJobEntryAttributeString(id_jobentry, "localdirectory");
            wildcard = rep.getJobEntryAttributeString(id_jobentry, "wildcard");
            copyprevious = rep.getJobEntryAttributeBoolean(id_jobentry, "copyprevious");
            copypreviousfiles = rep.getJobEntryAttributeBoolean(id_jobentry, "copypreviousfiles");
            addFilenameResut = rep.getJobEntryAttributeBoolean(id_jobentry, "addFilenameResut");

            usekeyfilename = rep.getJobEntryAttributeBoolean(id_jobentry, "usekeyfilename");
            keyfilename = rep.getJobEntryAttributeString(id_jobentry, "keyfilename");
            keyfilepass = Encr
                    .decryptPasswordOptionallyEncrypted(rep.getJobEntryAttributeString(id_jobentry, "keyfilepass"));
            compression = rep.getJobEntryAttributeString(id_jobentry, "compression");
            proxyType = rep.getJobEntryAttributeString(id_jobentry, "proxyType");
            proxyHost = rep.getJobEntryAttributeString(id_jobentry, "proxyHost");
            proxyPort = rep.getJobEntryAttributeString(id_jobentry, "proxyPort");
            proxyUsername = rep.getJobEntryAttributeString(id_jobentry, "proxyUsername");
            proxyPassword = Encr.decryptPasswordOptionallyEncrypted(
                    rep.getJobEntryAttributeString(id_jobentry, "proxyPassword"));

            createRemoteFolder = rep.getJobEntryAttributeBoolean(id_jobentry, "createRemoteFolder");

            boolean remove = rep.getJobEntryAttributeBoolean(id_jobentry, "remove");
            setAfterFTPS(getAfterSFTPPutByCode(
                    Const.NVL(rep.getJobEntryAttributeString(id_jobentry, "aftersftpput"), "")));
            if (remove && getAfterFTPS() == AFTER_FTPSPUT_NOTHING) {
                setAfterFTPS(AFTER_FTPSPUT_DELETE);
            }
            destinationfolder = rep.getJobEntryAttributeString(id_jobentry, "destinationfolder");
            createDestinationFolder = rep.getJobEntryAttributeBoolean(id_jobentry, "createdestinationfolder");
            successWhenNoFile = rep.getJobEntryAttributeBoolean(id_jobentry, "successWhenNoFile");

        } catch (KettleException dbe) {
            throw new KettleException(
                    "Unable to load job entry of type 'SFTPPUT' from the repository for id_jobentry=" + id_jobentry,
                    dbe);
        }
    }

    public void saveRep(Repository rep, IMetaStore metaStore, ObjectId id_job) throws KettleException {
        try {
            rep.saveJobEntryAttribute(id_job, getObjectId(), "servername", serverName);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "serverport", serverPort);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "username", userName);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "password",
                    Encr.encryptPasswordIfNotUsingVariables(password));
            rep.saveJobEntryAttribute(id_job, getObjectId(), "sftpdirectory", sftpDirectory);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "localdirectory", localDirectory);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "wildcard", wildcard);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "copyprevious", copyprevious);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "copypreviousfiles", copypreviousfiles);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "addFilenameResut", addFilenameResut);

            rep.saveJobEntryAttribute(id_job, getObjectId(), "usekeyfilename", usekeyfilename);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "keyfilename", keyfilename);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "keyfilepass",
                    Encr.encryptPasswordIfNotUsingVariables(keyfilepass));
            rep.saveJobEntryAttribute(id_job, getObjectId(), "compression", compression);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "proxyType", proxyType);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "proxyHost", proxyHost);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "proxyPort", proxyPort);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "proxyUsername", proxyUsername);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "proxyPassword",
                    Encr.encryptPasswordIfNotUsingVariables(proxyPassword));
            rep.saveJobEntryAttribute(id_job, getObjectId(), "aftersftpput", getAfterSFTPPutCode(getAfterFTPS()));

            rep.saveJobEntryAttribute(id_job, getObjectId(), "createRemoteFolder", createRemoteFolder);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "destinationfolder", destinationfolder);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "createdestinationfolder", createDestinationFolder);
            rep.saveJobEntryAttribute(id_job, getObjectId(), "successWhenNoFile", successWhenNoFile);

        } catch (KettleDatabaseException dbe) {
            throw new KettleException(
                    "Unable to load job entry of type 'SFTPPUT' to the repository for id_job=" + id_job, dbe);
        }
    }

    /**
     * @param createDestinationFolder
     *          The create destination folder flag to set.
     */
    public void setCreateDestinationFolder(boolean createDestinationFolder) {
        this.createDestinationFolder = createDestinationFolder;
    }

    /**
     * @return Returns the create destination folder flag
     */
    public boolean isCreateDestinationFolder() {
        return createDestinationFolder;
    }

    /**
     * @param successWhenNoFile
     *          The successWhenNoFile flag to set.
     */
    public void setSuccessWhenNoFile(boolean successWhenNoFile) {
        this.successWhenNoFile = successWhenNoFile;
    }

    /**
     * @return Returns the create successWhenNoFile folder flag
     */
    public boolean isSuccessWhenNoFile() {
        return successWhenNoFile;
    }

    public void setDestinationFolder(String destinationfolderin) {
        this.destinationfolder = destinationfolderin;
    }

    public String getDestinationFolder() {
        return destinationfolder;
    }

    /**
     * @return Returns the afterFTPS.
     */
    public int getAfterFTPS() {
        return afterFTPS;
    }

    /**
     * @param value
     *          The afterFTPS to set.
     */
    public void setAfterFTPS(int value) {
        this.afterFTPS = value;
    }

    /**
     * @return Returns the directory.
     */
    public String getScpDirectory() {
        return sftpDirectory;
    }

    /**
     * @param directory
     *          The directory to set.
     */
    public void setScpDirectory(String directory) {
        this.sftpDirectory = directory;
    }

    /**
     * @return Returns the password.
     */
    public String getPassword() {
        return password;
    }

    /**
     * @param password
     *          The password to set.
     */
    public void setPassword(String password) {
        this.password = password;
    }

    /**
     * @return Returns the serverName.
     */
    public String getServerName() {
        return serverName;
    }

    /**
     * @param serverName
     *          The serverName to set.
     */
    public void setServerName(String serverName) {
        this.serverName = serverName;
    }

    /**
     * @return Returns the userName.
     */
    public String getUserName() {
        return userName;
    }

    /**
     * @param userName
     *          The userName to set.
     */
    public void setUserName(String userName) {
        this.userName = userName;
    }

    /**
     * @return Returns the wildcard.
     */
    public String getWildcard() {
        return wildcard;
    }

    /**
     * @param wildcard
     *          The wildcard to set.
     */
    public void setWildcard(String wildcard) {
        this.wildcard = wildcard;
    }

    /**
     * @return Returns the localdirectory.
     */
    public String getLocalDirectory() {
        return localDirectory;
    }

    /**
     * @param localDirectory
     *          The localDirectory to set.
     */
    public void setLocalDirectory(String localDirectory) {
        this.localDirectory = localDirectory;
    }

    public boolean isCopyPrevious() {
        return copyprevious;
    }

    public void setCopyPrevious(boolean copyprevious) {
        this.copyprevious = copyprevious;
    }

    public boolean isCopyPreviousFiles() {
        return copypreviousfiles;
    }

    public void setCopyPreviousFiles(boolean copypreviousfiles) {
        this.copypreviousfiles = copypreviousfiles;
    }

    public boolean isAddFilenameResut() {
        return addFilenameResut;
    }

    public boolean isUseKeyFile() {
        return usekeyfilename;
    }

    public void setUseKeyFile(boolean value) {
        this.usekeyfilename = value;
    }

    public String getKeyFilename() {
        return keyfilename;
    }

    public void setKeyFilename(String value) {
        this.keyfilename = value;
    }

    public String getKeyPassPhrase() {
        return keyfilepass;
    }

    public void setKeyPassPhrase(String value) {
        this.keyfilepass = value;
    }

    public void setAddFilenameResut(boolean addFilenameResut) {
        this.addFilenameResut = addFilenameResut;
    }

    /**
     * @return Returns the compression.
     */
    public String getCompression() {
        return compression;
    }

    /**
     * @param compression
     *          The compression to set.
     */
    public void setCompression(String compression) {
        this.compression = compression;
    }

    public String getServerPort() {
        return serverPort;
    }

    public void setServerPort(String serverPort) {
        this.serverPort = serverPort;
    }

    public String getProxyType() {
        return proxyType;
    }

    public void setProxyType(String value) {
        this.proxyType = value;
    }

    public String getProxyHost() {
        return proxyHost;
    }

    public void setProxyHost(String value) {
        this.proxyHost = value;
    }

    public String getProxyPort() {
        return proxyPort;
    }

    public void setProxyPort(String value) {
        this.proxyPort = value;
    }

    public String getProxyUsername() {
        return proxyUsername;
    }

    public void setProxyUsername(String value) {
        this.proxyUsername = value;
    }

    public String getProxyPassword() {
        return proxyPassword;
    }

    public void setProxyPassword(String value) {
        this.proxyPassword = value;
    }

    public boolean isCreateRemoteFolder() {
        return this.createRemoteFolder;
    }

    public void setCreateRemoteFolder(boolean value) {
        this.createRemoteFolder = value;
    }

    public Result execute(Result previousResult, int nr) throws KettleException {
        Result result = previousResult;
        List<RowMetaAndData> rows = result.getRows();
        result.setResult(false);

        if (log.isDetailed()) {
            logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Log.StartJobEntry"));
        }
        ArrayList<FileObject> myFileList = new ArrayList<FileObject>();

        if (copyprevious) {
            if (rows.size() == 0) {
                if (log.isDetailed()) {
                    logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.ArgsFromPreviousNothing"));
                }
                result.setResult(true);
                return result;
            }

            try {
                RowMetaAndData resultRow = null;
                // Copy the input row to the (command line) arguments
                for (int iteration = 0; iteration < rows.size(); iteration++) {
                    resultRow = rows.get(iteration);

                    // Get file names
                    String file_previous = resultRow.getString(0, null);
                    if (!Const.isEmpty(file_previous)) {
                        FileObject file = KettleVFS.getFileObject(file_previous, this);
                        if (!file.exists()) {
                            logError(BaseMessages.getString(PKG, "JobSFTPPUT.Log.FilefromPreviousNotFound",
                                    file_previous));
                        } else {
                            myFileList.add(file);
                            if (log.isDebug()) {
                                logDebug(BaseMessages.getString(PKG, "JobSFTPPUT.Log.FilenameFromResult",
                                        file_previous));
                            }
                        }
                    }
                }
            } catch (Exception e) {
                logError(BaseMessages.getString(PKG, "JobSFTPPUT.Error.ArgFromPrevious"));
                result.setNrErrors(1);
                // free resource
                myFileList = null;
                return result;
            }
        }

        if (copypreviousfiles) {
            List<ResultFile> resultFiles = result.getResultFilesList();
            if (resultFiles == null || resultFiles.size() == 0) {
                if (log.isDetailed()) {
                    logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.ArgsFromPreviousNothingFiles"));
                }
                result.setResult(true);
                return result;
            }

            try {
                for (Iterator<ResultFile> it = resultFiles.iterator(); it.hasNext() && !parentJob.isStopped();) {
                    ResultFile resultFile = it.next();
                    FileObject file = resultFile.getFile();
                    if (file != null) {
                        if (!file.exists()) {
                            logError(BaseMessages.getString(PKG, "JobSFTPPUT.Log.FilefromPreviousNotFound",
                                    file.toString()));
                        } else {
                            myFileList.add(file);
                            if (log.isDebug()) {
                                logDebug(BaseMessages.getString(PKG, "JobSFTPPUT.Log.FilenameFromResult",
                                        file.toString()));
                            }
                        }
                    }
                }
            } catch (Exception e) {
                logError(BaseMessages.getString(PKG, "JobSFTPPUT.Error.ArgFromPrevious"));
                result.setNrErrors(1);
                // free resource
                myFileList = null;
                return result;
            }
        }

        SFTPClient sftpclient = null;

        // String substitution..
        String realServerName = environmentSubstitute(serverName);
        String realServerPort = environmentSubstitute(serverPort);
        String realUsername = environmentSubstitute(userName);
        String realPassword = Encr.decryptPasswordOptionallyEncrypted(environmentSubstitute(password));
        String realSftpDirString = environmentSubstitute(sftpDirectory);
        String realWildcard = environmentSubstitute(wildcard);
        String realLocalDirectory = environmentSubstitute(localDirectory);
        String realKeyFilename = null;
        String realPassPhrase = null;
        // Destination folder (Move to)
        String realDestinationFolder = environmentSubstitute(getDestinationFolder());

        try {
            // Let's perform some checks before starting

            if (getAfterFTPS() == AFTER_FTPSPUT_MOVE) {
                if (Const.isEmpty(realDestinationFolder)) {
                    logError(BaseMessages.getString(PKG, "JobSSH2PUT.Log.DestinatFolderMissing"));
                    result.setNrErrors(1);
                    return result;
                } else {
                    FileObject folder = null;
                    try {
                        folder = KettleVFS.getFileObject(realDestinationFolder, this);
                        // Let's check if folder exists...
                        if (!folder.exists()) {
                            // Do we need to create it?
                            if (createDestinationFolder) {
                                folder.createFolder();
                            } else {
                                logError(BaseMessages.getString(PKG, "JobSSH2PUT.Log.DestinatFolderNotExist",
                                        realDestinationFolder));
                                result.setNrErrors(1);
                                return result;
                            }
                        }
                        realDestinationFolder = KettleVFS.getFilename(folder);
                    } catch (Exception e) {
                        throw new KettleException(e);
                    } finally {
                        if (folder != null) {
                            try {
                                folder.close();
                            } catch (Exception e) { /* Ignore */
                            }
                        }
                    }
                }
            }

            if (isUseKeyFile()) {
                // We must have here a private keyfilename
                realKeyFilename = environmentSubstitute(getKeyFilename());
                if (Const.isEmpty(realKeyFilename)) {
                    // Error..Missing keyfile
                    logError(BaseMessages.getString(PKG, "JobSFTP.Error.KeyFileMissing"));
                    result.setNrErrors(1);
                    return result;
                }
                if (!KettleVFS.fileExists(realKeyFilename)) {
                    // Error.. can not reach keyfile
                    logError(BaseMessages.getString(PKG, "JobSFTP.Error.KeyFileNotFound"));
                    result.setNrErrors(1);
                    return result;
                }
                realPassPhrase = environmentSubstitute(getKeyPassPhrase());
            }

            // Create sftp client to host ...
            sftpclient = new SFTPClient(InetAddress.getByName(realServerName), Const.toInt(realServerPort, 22),
                    realUsername, realKeyFilename, realPassPhrase);
            if (log.isDetailed()) {
                logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Log.OpenedConnection", realServerName,
                        "" + realServerPort, realUsername));
            }

            // Set compression
            sftpclient.setCompression(getCompression());

            // Set proxy?
            String realProxyHost = environmentSubstitute(getProxyHost());
            if (!Const.isEmpty(realProxyHost)) {
                // Set proxy
                sftpclient.setProxy(realProxyHost, environmentSubstitute(getProxyPort()),
                        environmentSubstitute(getProxyUsername()), environmentSubstitute(getProxyPassword()),
                        getProxyType());
            }

            // login to ftp host ...
            sftpclient.login(realPassword);
            // Don't show the password in the logs, it's not good for security audits
            // logDetailed("logged in using password "+realPassword); // Logging this seems a bad idea! Oh well.

            // move to spool dir ...
            if (!Const.isEmpty(realSftpDirString)) {
                boolean existfolder = sftpclient.folderExists(realSftpDirString);
                if (!existfolder) {
                    if (!isCreateRemoteFolder()) {
                        throw new KettleException(BaseMessages.getString(PKG,
                                "JobSFTPPUT.Error.CanNotFindRemoteFolder", realSftpDirString));
                    }
                    if (log.isDetailed()) {
                        logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Error.CanNotFindRemoteFolder",
                                realSftpDirString));
                    }

                    // Let's create folder
                    sftpclient.createFolder(realSftpDirString);
                    if (log.isDetailed()) {
                        logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Log.RemoteFolderCreated",
                                realSftpDirString));
                    }
                }
                sftpclient.chdir(realSftpDirString);
                if (log.isDetailed()) {
                    logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Log.ChangedDirectory", realSftpDirString));
                }
            } // end if

            if (!copyprevious && !copypreviousfiles) {
                // Get all the files in the local directory...
                myFileList = new ArrayList<FileObject>();

                FileObject localFiles = KettleVFS.getFileObject(realLocalDirectory, this);
                FileObject[] children = localFiles.getChildren();
                if (children != null) {
                    for (int i = 0; i < children.length; i++) {
                        // Get filename of file or directory
                        if (children[i].getType().equals(FileType.FILE)) {
                            // myFileList.add(children[i].getAbsolutePath());
                            myFileList.add(children[i]);
                        }
                    } // end for
                }
            }

            if (myFileList == null || myFileList.size() == 0) {
                if (isSuccessWhenNoFile()) {
                    // Just warn user
                    if (isBasic()) {
                        logBasic(BaseMessages.getString(PKG, "JobSFTPPUT.Error.NoFileToSend"));
                    }
                } else {
                    // Fail
                    logError(BaseMessages.getString(PKG, "JobSFTPPUT.Error.NoFileToSend"));
                    result.setNrErrors(1);
                    return result;
                }
            }

            if (log.isDetailed()) {
                logDetailed(
                        BaseMessages.getString(PKG, "JobSFTPPUT.Log.RowsFromPreviousResult", myFileList.size()));
            }

            Pattern pattern = null;
            if (!copyprevious && !copypreviousfiles) {
                if (!Const.isEmpty(realWildcard)) {
                    pattern = Pattern.compile(realWildcard);
                }
            }

            // Get the files in the list and execute sftp.put() for each file
            Iterator<FileObject> it = myFileList.iterator();
            while (it.hasNext() && !parentJob.isStopped()) {
                FileObject myFile = it.next();
                try {
                    String localFilename = myFile.toString();
                    String destinationFilename = myFile.getName().getBaseName();
                    boolean getIt = true;

                    // First see if the file matches the regular expression!
                    if (pattern != null) {
                        Matcher matcher = pattern.matcher(destinationFilename);
                        getIt = matcher.matches();
                    }

                    if (getIt) {
                        if (log.isDebug()) {
                            logDebug(BaseMessages.getString(PKG, "JobSFTPPUT.Log.PuttingFile", localFilename,
                                    realSftpDirString));
                        }

                        sftpclient.put(myFile, destinationFilename);

                        if (log.isDetailed()) {
                            logDetailed(
                                    BaseMessages.getString(PKG, "JobSFTPPUT.Log.TransferedFile", localFilename));
                        }

                        // We successfully uploaded the file
                        // what's next ...
                        switch (getAfterFTPS()) {
                        case AFTER_FTPSPUT_DELETE:
                            myFile.delete();
                            if (log.isDetailed()) {
                                logDetailed(
                                        BaseMessages.getString(PKG, "JobSFTPPUT.Log.DeletedFile", localFilename));
                            }
                            break;
                        case AFTER_FTPSPUT_MOVE:
                            FileObject destination = null;
                            try {
                                destination = KettleVFS.getFileObject(realDestinationFolder + Const.FILE_SEPARATOR
                                        + myFile.getName().getBaseName(), this);
                                myFile.moveTo(destination);
                                if (log.isDetailed()) {
                                    logDetailed(BaseMessages.getString(PKG, "JobSFTPPUT.Log.FileMoved", myFile,
                                            destination));
                                }
                            } finally {
                                if (destination != null) {
                                    destination.close();
                                }
                            }
                            break;
                        default:
                            if (addFilenameResut) {
                                // Add to the result files...
                                ResultFile resultFile = new ResultFile(ResultFile.FILE_TYPE_GENERAL, myFile,
                                        parentJob.getJobname(), toString());
                                result.getResultFiles().put(resultFile.getFile().toString(), resultFile);
                                if (log.isDetailed()) {
                                    logDetailed(BaseMessages.getString(PKG,
                                            "JobSFTPPUT.Log.FilenameAddedToResultFilenames", localFilename));
                                }
                            }
                            break;
                        }

                    }
                } finally {
                    if (myFile != null) {
                        myFile.close();
                    }
                }
            } // end for

            result.setResult(true);
            // JKU: no idea if this is needed...!
            // result.setNrFilesRetrieved(filesRetrieved);
        } catch (Exception e) {
            result.setNrErrors(1);
            logError(BaseMessages.getString(PKG, "JobSFTPPUT.Exception", e.getMessage()));
            logError(Const.getStackTracker(e));
        } finally {
            // close connection, if possible
            try {
                if (sftpclient != null) {
                    sftpclient.disconnect();
                }
            } catch (Exception e) {
                // just ignore this, makes no big difference
            } // end catch
            myFileList = null;
        } // end finally

        return result;
    } // JKU: end function execute()

    public boolean evaluates() {
        return true;
    }

    public List<ResourceReference> getResourceDependencies(JobMeta jobMeta) {
        List<ResourceReference> references = super.getResourceDependencies(jobMeta);
        if (!Const.isEmpty(serverName)) {
            String realServerName = jobMeta.environmentSubstitute(serverName);
            ResourceReference reference = new ResourceReference(this);
            reference.getEntries().add(new ResourceEntry(realServerName, ResourceType.SERVER));
            references.add(reference);
        }
        return references;
    }

    @Override
    public void check(List<CheckResultInterface> remarks, JobMeta jobMeta, VariableSpace space,
            Repository repository, IMetaStore metaStore) {
        andValidator().validate(this, "serverName", remarks, putValidators(notBlankValidator()));
        andValidator().validate(this, "localDirectory", remarks,
                putValidators(notBlankValidator(), fileExistsValidator()));
        andValidator().validate(this, "userName", remarks, putValidators(notBlankValidator()));
        andValidator().validate(this, "password", remarks, putValidators(notNullValidator()));
        andValidator().validate(this, "serverPort", remarks, putValidators(integerValidator()));
    }

}