usmanazizgroupdocs
8/25/2016 - 6:09 PM
Utilities.java
public class Utilities {
// ExStart:CommonProperties
public static final Path storagePath = getProjectBaseDir().resolve("Data/Storage");
public static final Path tempPath = FileSystems.getDefault().getPath(System.getProperty("java.io.tmpdir"));
public static final Path licensePath = getProjectBaseDir().resolve("GroupDocs.Total.Java.lic");
//Generated html files will be saved in Html folder with name starting with output_
public static final Path outputHtmlPath = getProjectBaseDir().resolve("Data/Output/Html/output_");
//Generated image files will be saved in Images folder with name starting with output_
public static final Path outputImagePath = getProjectBaseDir().resolve("Data/Output/Images/output_");
//Generated files will be saved in Output folder with name starting with output_
public static final Path outputPath = getProjectBaseDir().resolve("Data/Output/output_");
// ExEnd:CommonProperties
// ExStart:ApplyLicenseFromFile
/**
* This method applies product license from file
*
*/
public static void applyLicenseFromFile() {
try {
// Setup license
com.groupdocs.viewer.licensing.License lic = new com.groupdocs.viewer.licensing.License();
lic.setLicense(licensePath.toString());
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
public static Path getProjectBaseDir() {
Properties props = new Properties();
try {
InputStream i = Utilities.class.getResourceAsStream("/project.properties");
props.load(i);
} catch (IOException x) {
throw new RuntimeException(x);
}
return FileSystems.getDefault().getPath(props.getProperty("project.basedir"));
}
// ExEnd:ApplyLicenseFromFile
// ExStart:ApplyLicenseFromStreamObj
/**
* This method applies product license from stream
*
*/
public static void applyLicenseFromStream(String filePath) {
try {
// Obtain license stream
FileInputStream licenseStream = new FileInputStream(filePath);
// Setup license
com.groupdocs.viewer.licensing.License lic = new com.groupdocs.viewer.licensing.License();
lic.setLicense(licenseStream);
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
// ExEnd:ApplyLicenseFromStreamObj
// ExStart:SaveAsImage
/**
* This method writes input stream to output image file
*
* @param fileName
* name of the output image file
* @param imageFormat
* format of output image file
*/
public static void saveAsImage(String fileName, String imageFormat, InputStream inputStream) {
try {
// Write input stream to output file
ImageIO.write(ImageIO.read(inputStream), imageFormat,
new File(outputImagePath + getFileNameWithoutExtension(fileName) + "." + imageFormat));
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
// ExEnd:SaveAsImage
// ExStart:SaveAsHtml
/**
* This method writes string to output html file
*
* @param outputFileName
* name of the output html file
* @param fileContent
* content to be written in output html file
*/
public static void saveAsHtml(String outputFileName, String fileContent) {
try {
// Initialize PrintWriter for output file
PrintWriter out = new PrintWriter(outputHtmlPath.toString() + getFileNameWithoutExtension(outputFileName) + ".html",
"UTF-8");
// Write file content in
out.println(fileContent);
out.flush();
out.close();
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
// ExEnd:SaveAsHtml
// ExStart:SaveAsFile
/**
* This method writes input stream to output file
*
* @param fileName
* name of the output file
* @param inputStream
* input stream to be written in output file
*/
public static void saveAsFile(String fileName, InputStream inputStream) {
try {
// Create stream for output file
OutputStream outputStream = new FileOutputStream(outputPath + fileName);
int read = 0;
byte[] bytes = new byte[1024];
// Write bytes into output stream
while ((read = inputStream.read(bytes)) != -1) {
outputStream.write(bytes, 0, read);
}
outputStream.close();
outputStream.flush();
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
// ExEnd:SaveAsFile
// ExStart:SaveAsFileWithFileExtension
/**
* This method writes input stream to output file
*
* @param fileName
* name of the output file
* @param inputStream
* input stream to be written in output file
* @param fileExtension
* extension of output file
*/
public static void saveAsFile(String fileName, InputStream inputStream, String fileExtension) {
try {
// Create stream for output file
OutputStream outputStream = new FileOutputStream(
outputPath + getFileNameWithoutExtension(fileName) + fileExtension);
int read = 0;
byte[] bytes = new byte[1024];
// Write bytes into output stream
while ((read = inputStream.read(bytes)) != -1) {
outputStream.write(bytes, 0, read);
}
outputStream.close();
outputStream.flush();
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
}
}
// ExEnd:SaveAsFileWithFileExtension
// ExStart:GetFileExtension
/**
* This method gets extension of file
*
* @param fileName
* name of the file
* @return String file extension
*/
public static String getFileExtension(String fileName) {
try {
// Get file name tokens
String[] tokens = fileName.split("\\.(?=[^\\.]+$)");
// Return file extension
return tokens[tokens.length - 1];
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
return null;
}
}
// ExEnd:GetFileExtension
// ExStart:GetFileNameWithoutExtension
/**
* This method gets extension of file
*
* @param fileName
* name of the file
*/
public static String getFileNameWithoutExtension(String fileName) {
try {
return fileName.replaceFirst("[.][^.]+$", "");
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
return null;
}
}
// ExEnd:GetFileNameWithoutExtension
// ExStart:GetConfiguration
/**
* This method sets the storage path and Use Cache option
*
* @param fileName
* name of the output image file
* @param imageFormat
* format of output image file
* @return ViewerConfig object
*/
public static ViewerConfig getConfiguration() {
try {
// Setup GroupDocs.Viewer config
ViewerConfig config = new ViewerConfig();
// Set storage path
config.setStoragePath(storagePath.toString());
config.setTempPath(tempPath.toString());
// Set cache to true for cache purpose
config.setCachePath(tempPath.toString());
config.setUseCache(true);
return config;
} catch (Exception exp) {
System.out.println("Exception: " + exp.getMessage());
exp.printStackTrace();
return null;
}
}
public static void GetDocumentRepresentationFromUri() throws Throwable
{
// Setup GroupDocs.Viewer config
ViewerConfig config = new ViewerConfig();
config.setStoragePath("C:\\storage");
// Create image handler
ViewerImageHandler imageHandler = new ViewerImageHandler(config);
URI uri = new URI("http://groupdocs.com/images/banner/carousel2/signature.png");
// Get pages by absolute path
List<PageImage> pages = imageHandler.getPages(uri);
System.out.println("Page count: " + pages.size());
}
public static void GetDocumentRepresentationFromInputStream() throws Throwable
{
// Setup GroupDocs.Viewer config
ViewerConfig config = new ViewerConfig();
config.setStoragePath("C:\\storage");
// Create image handler
ViewerImageHandler imageHandler = new ViewerImageHandler(config);
FileInputStream fileStream = new FileInputStream("C:\\storage\\word.doc");
// Get pages by absolute path
List<PageImage> pages = imageHandler.getPages(fileStream, "word.doc");
System.out.println("Page count: " + pages.size());
}
// ExEnd:GetConfiguration
}