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(Java) Gzip Compress In Memory and Base64 EncodeDemonstrates how to Gzip compress in-memory data and then encode the compressed data to base64.
import com.chilkatsoft.*; public class ChilkatExample { static { try { System.loadLibrary("chilkat"); } catch (UnsatisfiedLinkError e) { System.err.println("Native code library failed to load.\n" + e); System.exit(1); } } public static void main(String argv[]) { // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkGzip gzip = new CkGzip(); // This example will load a file into the fileData object. // Your application might load fileData from other sources.. CkBinData fileData = new CkBinData(); boolean success = fileData.LoadFile("qa_data/xml/hamlet.xml"); if (success != true) { System.out.println("Failed to load file."); return; } // In-place compress the contents of fileData success = gzip.CompressBd(fileData); if (success != true) { System.out.println(gzip.lastErrorText()); return; } // Get the base64 encoded compressed data (in a single line). String strBase64 = fileData.getEncoded("base64"); System.out.println(strBase64); System.out.println("--------"); // To get the base64 in multiple lines, as it might appear in MIME, // use "base64-mime". String strBase64MultiLine = fileData.getEncoded("base64-mime"); System.out.println(strBase64MultiLine); } } |
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