检查报告打印

src/main/java/com/dpkj/modules/print/utils/FontLoader.java

@@ -2,6 +2,8 @@ package com.dpkj.modules.print.utils;
 
 import com.itextpdf.text.pdf.BaseFont;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.io.InputStream;
 
 /**
@@ -15,17 +17,27 @@ public class FontLoader {
             if (fontStream == null) {
                 throw new IllegalArgumentException("字体文件未找到: " + resourcePath);
             }
-            // 创建支持中文的 BaseFont
+            byte[] fontBytes = toByteArray(fontStream);
             return BaseFont.createFont(
                     resourcePath,
                     BaseFont.IDENTITY_H,
                     BaseFont.EMBEDDED,
                     false,
-                    fontStream.readAllBytes(),
+                    fontBytes,
                     null
             );
         } catch (Exception e) {
             throw new RuntimeException("字体加载失败: " + resourcePath, e);
         }
     }
+
+    private static byte[] toByteArray(InputStream input) throws IOException {
+        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
+        int nRead;
+        byte[] data = new byte[4096];
+        while ((nRead = input.read(data, 0, data.length)) != -1) {
+            buffer.write(data, 0, nRead);
+        }
+        return buffer.toByteArray();
+    }
 }