gen Pdf

community-service/src/main/java/com/tanpu/community/util/PagePdfGenUtils.java

@@ -13,28 +13,38 @@ import java.util.ArrayList;
 @Slf4j
 public class PagePdfGenUtils {
 
+    private static Browser browser;
+    private static volatile boolean isBrowserClosed;
+
+    static {
+        try {
+            BrowserFetcher.downloadIfNotExist(null);
+
+            ArrayList<String> argList = new ArrayList<>();
+            LaunchOptions options = new LaunchOptionsBuilder()
+                    .withExecutablePath("/usr/bin/google-chrome")
+                    .withArgs(argList)
+                    .withHeadless(true)
+                    .build();
+
+            argList.add("--no-sandbox");
+            argList.add("--disable-setuid-sandbox");
+            argList.add("--enable-logging=/data/logs/chrome22.log --v=1");
+            browser = Puppeteer.launch(options);
+            isBrowserClosed = false;
+        } catch (Throwable t) {
+            log.error("error in init genPdf", t);
+        }
+    }
+
     public static void genPdf(String url) throws Throwable {
-        BrowserFetcher.downloadIfNotExist(null);
-        ArrayList<String> argList = new ArrayList<>();
-        LaunchOptions options = new LaunchOptionsBuilder()
-                .withExecutablePath("/usr/bin/google-chrome")
-                .withArgs(argList)
-                .withHeadless(true)
-                .build();
-
-        argList.add("--no-sandbox");
-        argList.add("--disable-setuid-sandbox");
-        argList.add("--enable-logging=/data/logs/chrome22.log --v=1");
-        Browser browser = Puppeteer.launch(options);
         Page page = browser.newPage();
         page.goTo(url);
 
         PDFOptions pdfOptions = new PDFOptions();
         pdfOptions.setPath("/usr/src/myapp/test.pdf");
         pdfOptions.setPrintBackground(true);
-//        pdfOptions.setDisplayHeaderFooter(true);
-//        pdfOptions.setHeaderTemplate("<span></span>");
-//        pdfOptions.
+
         byte[] pdfBytes = page.pdf(pdfOptions);
 
         ScreenshotOptions screenshotOptions = new ScreenshotOptions();
@@ -47,6 +57,6 @@ public class PagePdfGenUtils {
         page.screenshot(screenshotOptions);
 
         page.close();
-        browser.close();
+//        browser.close();
     }
 }