uk.gov.nationalarchives.droid.command.action.DownloadSignatureUpdateCommand Maven / Gradle / Ivy

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/*
 * Copyright (c) 2016, The National Archives 
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following
 * conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *  * 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.
 *
 *  * Neither the name of the The National Archives nor the
 *    names of its contributors may be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS 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 THE COPYRIGHT HOLDER OR
 * 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.
 */
package uk.gov.nationalarchives.droid.command.action;

import java.io.PrintWriter;
import java.util.Map;

import uk.gov.nationalarchives.droid.command.i18n.I18N;
import uk.gov.nationalarchives.droid.core.interfaces.signature.SignatureFileInfo;
import uk.gov.nationalarchives.droid.core.interfaces.signature.SignatureManager;
import uk.gov.nationalarchives.droid.core.interfaces.signature.SignatureManagerException;
import uk.gov.nationalarchives.droid.core.interfaces.signature.SignatureType;

/**
 * @author rflitcroft
 *
 */
public class DownloadSignatureUpdateCommand implements DroidCommand {

    private SignatureManager signatureManager;
    private PrintWriter printWriter;
    
    /**
     * {@inheritDoc}
     */
    @Override
    public void execute() throws CommandExecutionException {
        try {
            Map signatureFileInfos = signatureManager.getLatestSignatureFiles();
            if (signatureFileInfos.isEmpty()) {
                printWriter.println(I18N.getResource(I18N.CHECK_SIGNATURE_UPDATE_UNAVAILABLE));
            } else {
                for (SignatureFileInfo sigFileInfo : signatureFileInfos.values()) {
                    signatureManager.downloadLatest(sigFileInfo.getType());
                    printWriter.println(I18N.getResource(I18N.DOWNLOAD_SIGNATURE_UPDATE_SUCCESS, 
                            sigFileInfo.getVersion()));
                }
            }
        } catch (SignatureManagerException e) {
            throw new CommandExecutionException(
                I18N.getResource(I18N.DOWNLOAD_SIGNATURE_UPDATE_ERROR, 
                        e.getCause().getMessage(), e.getCauseType(), e.getCauseMessage()), 
                e.getCause());
        }
    }
    
    /**
     * @param printWriter the printWriter to set
     */
    public void setPrintWriter(PrintWriter printWriter) {
        this.printWriter = printWriter;
    }
    
    /**
     * @param signatureManager the signatureManager to set
     */
    public void setSignatureManager(SignatureManager signatureManager) {
        this.signatureManager = signatureManager;
    }
    
}