org.bonitasoft.connectors.bonita.AddDocuments.java Source code

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Here is the source code for org.bonitasoft.connectors.bonita.AddDocuments.java

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/**
 * Copyright (C) 2011 BonitaSoft S.A.
 * BonitaSoft, 31 rue Gustave Eiffel - 38000 Grenoble
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2.0 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.bonitasoft.connectors.bonita;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import javax.activation.MimetypesFileTypeMap;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.ow2.bonita.connector.core.ConnectorError;
import org.ow2.bonita.connector.core.ProcessConnector;
import org.ow2.bonita.facade.RuntimeAPI;
import org.ow2.bonita.facade.runtime.Document;

/**
 * @author Yanyan Liu
 * 
 */
public class AddDocuments extends ProcessConnector {

    private Map<String, String> documents;
    private List<Document> documentList = new ArrayList<Document>();
    private static final Log log = LogFactory.getLog(AddDocuments.class.getClass());

    @Override
    protected void executeConnector() throws Exception {
        final RuntimeAPI runtimeAPI = getApiAccessor().getRuntimeAPI();
        for (Entry<String, String> doc : documents.entrySet()) {
            final File file = new File(doc.getValue());
            final BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
            final int length = (int) file.length();
            byte[] content = new byte[length];
            try {
                bis.read(content, 0, length);
            } catch (IOException e) {
                if (log.isErrorEnabled()) {
                    log.error(e.getMessage());
                }
                throw e;
            } finally {
                if (bis != null) {
                    bis.close();
                }
            }
            Document document = runtimeAPI.createDocument(doc.getKey(), getProcessInstanceUUID(), file.getName(),
                    getType(file), content);
            if (log.isDebugEnabled()) {
                log.debug("document.name = " + document.getName() + "\tdocument.ContentFileName"
                        + document.getContentFileName() + "\tdocument.uuid = " + document.getUUID());
            }
            this.documentList.add(document);

        }
    }

    @Override
    protected List<ConnectorError> validateValues() {
        final List<ConnectorError> errors = new ArrayList<ConnectorError>();
        for (Entry<String, String> doc : documents.entrySet()) {
            final ConnectorError error = checkFile(doc.getKey(), doc.getValue());
            if (error != null) {
                errors.add(error);
            }
        }
        return errors;
    }

    /**
     * get document list
     * 
     * @return List<Document>
     */
    public List<Document> getDocumentList() {
        return documentList;
    }

    /**
     * set documents
     * 
     * @param documents
     */
    public void setDocuments(java.util.List<List<Object>> documents) {
        this.documents = this.bonitaListToMap(documents, String.class, String.class);
    }

    private ConnectorError checkFile(String fileName, String filePath) {
        ConnectorError error = null;
        final File file = new File(filePath);
        if (!file.exists()) {
            error = new ConnectorError(fileName, new FileNotFoundException("Cannot access to " + filePath));
        } else if (!file.isFile()) {
            error = new ConnectorError(fileName, new FileNotFoundException(filePath + " is not a file"));
        } else if (!file.canRead()) {
            error = new ConnectorError(fileName, new FileNotFoundException("Cannot read " + filePath));
        }
        return error;
    }

    /**
     * get file mimeType
     * 
     * @param file
     * @return String
     */
    private String getType(File file) {
        MimetypesFileTypeMap mimeTypesMap = new MimetypesFileTypeMap();
        String mimeType = mimeTypesMap.getContentType(file);
        return mimeType;
    }
}