openofficeworker.java

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        /* A desktop environment contains tasks with one or more
           frames in which components can be loaded. Desktop is the
           environment for components which can instanciate within
           frames. */
        
        Object desktopObj = xmulticomponentfactory.createInstanceWithContext("com.sun.star.frame.Desktop", xcomponentcontext);
        //XDesktop desktop = (XDesktop) UnoRuntime.queryInterface(XDesktop.class, desktopObj);
        XComponentLoader xcomponentloader = (XComponentLoader) UnoRuntime.queryInterface(XComponentLoader.class, desktopObj);
       
        
        // Preparing properties for loading the document
        PropertyValue propertyvalue[] = new PropertyValue[ 2 ];
        // Setting the flag for hidding the open document
        propertyvalue[ 0 ] = new PropertyValue();
        propertyvalue[ 0 ].Name = "Hidden";
        propertyvalue[ 0 ].Value = new Boolean(true);

        propertyvalue[ 1 ] = new PropertyValue();
        propertyvalue[ 1 ].Name = "UpdateDocMode";
        propertyvalue[ 1 ].Value = "1";

        // Loading the wanted document
        Object objectDocumentToStore = xcomponentloader.loadComponentFromURL(stringUrl, "_blank", 0, propertyvalue);
        
        // Getting an object that will offer a simple way to store a document to a URL.
        XStorable xstorable = (XStorable) UnoRuntime.queryInterface(XStorable.class, objectDocumentToStore);
        
        // Preparing properties for converting the document
        propertyvalue = new PropertyValue[ 3 ];
        // Setting the flag for overwriting
        propertyvalue[ 0 ] = new PropertyValue();
        propertyvalue[ 0 ].Name = "Overwrite";
        propertyvalue[ 0 ].Value = new Boolean(true);
        // Setting the filter name
        // Preparing properties for converting the document
        String filterName = getFilterNameFromMimeType(outputMimeType);
        
        propertyvalue[ 1 ] = new PropertyValue();
        propertyvalue[ 1 ].Name = "FilterName";
        propertyvalue[ 1 ].Value = filterName;  
        
        propertyvalue[2] = new PropertyValue();
        propertyvalue[2].Name = "CompressionMode";
        propertyvalue[2].Value = "1";
        
        Debug.logInfo("stringConvertedFile: "+stringConvertedFile, module);
        // Storing and converting the document
        //File newFile = new File(stringConvertedFile);
        //newFile.createNewFile();
        
        xstorable.storeToURL(stringConvertedFile, propertyvalue);
        
        // Getting the method dispose() for closing the document
        XComponent xcomponent = (XComponent) UnoRuntime.queryInterface(XComponent.class, xstorable);
        
        // Closing the converted document
        xcomponent.dispose();
        return;
    }
    
    public static OpenOfficeByteArrayOutputStream convertOODocByteStreamToByteStream(XMultiComponentFactory xmulticomponentfactory, 
            OpenOfficeByteArrayInputStream is, String inputMimeType, String outputMimeType) throws Exception {
        
        // Query for the XPropertySet interface.
        XPropertySet xpropertysetMultiComponentFactory = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, xmulticomponentfactory);
        
        // Get the default context from the office server.
        Object objectDefaultContext = xpropertysetMultiComponentFactory.getPropertyValue("DefaultContext");
        
        // Query for the interface XComponentContext.
        XComponentContext xcomponentcontext = (XComponentContext) UnoRuntime.queryInterface(XComponentContext.class, objectDefaultContext);
        
        /* A desktop environment contains tasks with one or more
           frames in which components can be loaded. Desktop is the
           environment for components which can instanciate within
           frames. */
        
        Object desktopObj = xmulticomponentfactory.createInstanceWithContext("com.sun.star.frame.Desktop", xcomponentcontext);
        //XDesktop desktop = (XDesktop) UnoRuntime.queryInterface(XDesktop.class, desktopObj);
        XComponentLoader xcomponentloader = (XComponentLoader) UnoRuntime.queryInterface(XComponentLoader.class, desktopObj);
        
        // Preparing properties for loading the document
        PropertyValue propertyvalue[] = new PropertyValue[2];
        // Setting the flag for hidding the open document
        propertyvalue[0] = new PropertyValue();
        propertyvalue[0].Name = "Hidden";
        propertyvalue[0].Value = Boolean.TRUE;
        //
        propertyvalue[1] = new PropertyValue();
        propertyvalue[1].Name = "InputStream";
        propertyvalue[1].Value = is;
        
        // Loading the wanted document
        Object objectDocumentToStore = xcomponentloader.loadComponentFromURL("private:stream", "_blank", 0, propertyvalue);
        if (objectDocumentToStore == null) {
            Debug.logError("Could not get objectDocumentToStore object from xcomponentloader.loadComponentFromURL", module);
        }
        
        // Getting an object that will offer a simple way to store a document to a URL.
        XStorable xstorable = (XStorable) UnoRuntime.queryInterface(XStorable.class, objectDocumentToStore);
        if (xstorable == null) {
            Debug.logError("Could not get XStorable object from UnoRuntime.queryInterface", module);
        }
        
        // Preparing properties for converting the document
        String filterName = getFilterNameFromMimeType(outputMimeType);
        propertyvalue = new PropertyValue[4];
        
        propertyvalue[0] = new PropertyValue();
        propertyvalue[0].Name = "OutputStream";
        OpenOfficeByteArrayOutputStream os = new OpenOfficeByteArrayOutputStream();
        propertyvalue[0].Value = os;
        // Setting the filter name
        propertyvalue[1] = new PropertyValue();
        propertyvalue[1].Name = "FilterName";
        propertyvalue[1].Value = filterName;
        // Setting the flag for overwriting
        propertyvalue[3] = new PropertyValue();
        propertyvalue[3].Name = "Overwrite";
        propertyvalue[3].Value = Boolean.TRUE;
        // For PDFs
        propertyvalue[2] = new PropertyValue();
        propertyvalue[2].Name = "CompressionMode";
        propertyvalue[2].Value = "1";
        
        xstorable.storeToURL("private:stream", propertyvalue);
        //xstorable.storeToURL("file:///home/byersa/testdoc1_file.pdf", propertyvalue);
        
        // Getting the method dispose() for closing the document
        XComponent xcomponent = (XComponent) UnoRuntime.queryInterface(XComponent.class, xstorable);
        
        // Closing the converted document
        xcomponent.dispose();
      
        return os;
    }
    
    public static String getFilterNameFromMimeType(String mimeType) {
        String filterName = "";
        if (UtilValidate.isEmpty(mimeType)) {
            filterName = "HTML";
        } else if (mimeType.equalsIgnoreCase("application/pdf")) {
            filterName = "writer_pdf_Export";
        } else if (mimeType.equalsIgnoreCase("application/msword")) {
            filterName = "MS Word 97";
        } else if (mimeType.equalsIgnoreCase("text/html")) {
            filterName = "HTML (StarWriter)";
        } else {
            filterName = "HTML";
        }
        return filterName;

    }
    
    public static String getExtensionFromMimeType(String mimeType) {
        String extension = "";
        if (UtilValidate.isEmpty(mimeType)) {
            extension = "html";
        } else if (mimeType.equalsIgnoreCase("application/pdf")) {
            extension = "pdf";
        } else if (mimeType.equalsIgnoreCase("application/msword")) {
            extension = "doc";
        } else if (mimeType.equalsIgnoreCase("text/html")) {
            extension = "html";
        } else {
            extension = "html";
        }
        return extension;

    }
}