biz.webgate.dominoext.poi.util.POILibUtil.java Source code

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Here is the source code for biz.webgate.dominoext.poi.util.POILibUtil.java

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/*
 *  Copyright WebGate Consulting AG, 2012
 * 
 * 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 biz.webgate.dominoext.poi.util;

import java.io.InputStream;
import java.security.AccessController;
import java.security.PrivilegedAction;

import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.WorkbookFactory;
import org.apache.poi.xwpf.usermodel.XWPFDocument;

import lotus.domino.Database;
import lotus.domino.Session;

import biz.webgate.dominoext.poi.Activator;

import com.ibm.domino.xsp.module.nsf.NotesContext;

import com.ibm.designer.runtime.Version;

@SuppressWarnings("deprecation")
public class POILibUtil {

    private static Boolean _9;

    public static final boolean isXPages9() {
        if (_9 == null) {
            Version v = Version.CurrentRuntimeVersion;
            _9 = (v.getMajor() == 9);
        }
        return _9;
    }

    public static String getPOILibUtilVersion() {
        try {
            String s = AccessController.doPrivileged(new PrivilegedAction<String>() {
                public String run() {
                    Object o = Activator.getContext().getBundle().getHeaders().get("Bundle-Version"); // $NON-NLS-1$
                    if (o != null) {
                        return o.toString();
                    }
                    return null;
                }
            });
            if (s != null) {
                return s;
            }
        } catch (SecurityException ex) {
        }
        return "";
    }

    public static Database getCurrentDatabase() {
        NotesContext nc = NotesContext.getCurrentUnchecked();
        return nc != null ? nc.getCurrentDatabase() : null;
    }

    public static Session getCurrentSession() {
        NotesContext nc = NotesContext.getCurrentUnchecked();
        return nc != null ? nc.getCurrentSession() : null;
    }

    /**
     * Return the signer session.
     */
    public static Session getCurrentSessionAsSigner() {
        NotesContext nc = NotesContext.getCurrentUnchecked();
        return nc != null ? nc.getSessionAsSigner() : null;
    }

    public static XWPFDocument getDocument(InputStream inDocument) {
        XWPFDocument dxReturn = null;
        try {
            dxReturn = new XWPFDocument(inDocument);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return dxReturn;
    }

    public static Workbook getWorkbook(InputStream inExcel) {
        Workbook wbRC = null;
        try {
            wbRC = WorkbookFactory.create(inExcel);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return wbRC;
    }
}