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13年前发布

java调用WPS或pdfcreator的com接口实现doc转pdf

     使用了jacob.jar来调用activex控件,本机需安装WPS或pdfcreator。    <pre class="brush:java; toolbar: true; auto-links: false;">package test;  import com.jacob.activeX.ActiveXComponent; import com.jacob.com.Dispatch; import com.jacob.com.DispatchEvents; import com.jacob.com.Variant; import java.io.File; import java.util.logging.Level; import java.util.logging.Logger;  public class Doc2Pdf {      public static Converter newConverter(String name) {         if (name.equals("wps")) {             return new Wps();         } else if (name.equals("pdfcreator")) {             return new PdfCreator();         }         return null;     }      public synchronized static boolean convert(String word, String pdf) {         return newConverter("pdfcreator").convert(word, pdf);     }      public abstract static interface Converter {          public boolean convert(String word, String pdf);     }      public static class Wps implements Converter {          public synchronized boolean convert(String word, String pdf) {             File pdfFile = new File(pdf);             File wordFile = new File(word);             ActiveXComponent wps = null;             try {                 wps = new ActiveXComponent("wps.application");                 ActiveXComponent doc = wps.invokeGetComponent("Documents").invokeGetComponent("Open", new Variant(wordFile.getAbsolutePath()));                 doc.invoke("ExportPdf", new Variant(pdfFile.getAbsolutePath()));                 doc.invoke("Close");                 doc.safeRelease();             } catch (Exception ex) {                 Logger.getLogger(Doc2Pdf.class.getName()).log(Level.SEVERE, null, ex);                 return false;             } catch (Error ex) {                 Logger.getLogger(Doc2Pdf.class.getName()).log(Level.SEVERE, null, ex);                 return false;             } finally {                 if (wps != null) {                     wps.invoke("Terminate");                     wps.safeRelease();                 }             }             return true;         }     }      public static class PdfCreator implements Converter {          public static final int STATUS_IN_PROGRESS = 2;         public static final int STATUS_WITH_ERRORS = 1;         public static final int STATUS_READY = 0;         private ActiveXComponent pdfCreator;         private DispatchEvents dispatcher;         private volatile int status;         private Variant defaultPrinter;          private void init() {             pdfCreator = new ActiveXComponent("PDFCreator.clsPDFCreator");             dispatcher = new DispatchEvents(pdfCreator, this);             pdfCreator.setProperty("cVisible", new Variant(false));             pdfCreator.invoke("cStart", new Variant[]{new Variant("/NoProcessingAtStartup"), new Variant(true)});             setCOption("UseAutosave", 1);             setCOption("UseAutosaveDirectory", 1);             setCOption("AutosaveFormat", 0);             defaultPrinter = pdfCreator.getProperty("cDefaultPrinter");             status = STATUS_IN_PROGRESS;             pdfCreator.setProperty("cDefaultprinter", "PDFCreator");             pdfCreator.invoke("cClearCache");             pdfCreator.setProperty("cPrinterStop", false);         }          private void setCOption(String property, Object value) {             Dispatch.invoke(pdfCreator, "cOption", Dispatch.Put, new Object[]{property, value}, new int[2]);         }          private void close() {             if (pdfCreator != null) {                 pdfCreator.setProperty("cDefaultprinter", defaultPrinter);                 pdfCreator.invoke("cClearCache");                 pdfCreator.setProperty("cPrinterStop", true);                 pdfCreator.invoke("cClose");                 pdfCreator.safeRelease();                 pdfCreator = null;             }             if (dispatcher != null) {                 dispatcher.safeRelease();                 dispatcher = null;             }         }          public synchronized boolean convert(String word, String pdf) {             File pdfFile = new File(pdf);             File wordFile = new File(word);             try {                 init();                 setCOption("AutosaveDirectory", pdfFile.getParentFile().getAbsolutePath());                 setCOption("AutosaveFilename", pdfFile.getName());                 pdfCreator.invoke("cPrintfile", wordFile.getAbsolutePath());                 int seconds = 0;                 while (isInProcess()) {                     Thread.sleep(1000);                     seconds++;                     if (seconds > 20) { // timeout                         break;                     }                 }                 if (seconds > 20 || isWithError()) return false;             } catch (InterruptedException ex) {                 Logger.getLogger(Doc2Pdf.class.getName()).log(Level.SEVERE, null, ex);                 return false;             } catch (Exception ex) {                 Logger.getLogger(Doc2Pdf.class.getName()).log(Level.SEVERE, null, ex);                 return false;             } catch (Error ex) {                 Logger.getLogger(Doc2Pdf.class.getName()).log(Level.SEVERE, null, ex);                 return false;             } finally {                 close();             }             return true;         }          private boolean isInProcess() {             return status == STATUS_IN_PROGRESS;         }          private boolean isWithError() {             return status == STATUS_WITH_ERRORS;         }          // eReady event         public void eReady(Variant[] args) {             status = STATUS_READY;         }          // eError event         public void eError(Variant[] args) {             status = STATUS_WITH_ERRORS;         }     }      public static void main(String[] args) {         convert("d:\\input.doc", "d:\\output.pdf");     } }</pre>     
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