adapterClassName、mapAdapterClassName、autoMapperConfigClassName、autoMapMapperConfigClassName 默认生成规则增加自增后缀

mapstruct-plus-processor/src/main/java/io/github/linpeilie/processor/AutoMapperProperties.java

@@ -1,5 +1,7 @@
 package io.github.linpeilie.processor;
 
+import io.github.linpeilie.processor.utils.FileUtils;
+import io.github.linpeilie.processor.utils.IncrementMarkUtils;
 import org.mapstruct.NullValueMappingStrategy;
 import org.mapstruct.NullValuePropertyMappingStrategy;
 import org.mapstruct.ReportingPolicy;
@@ -16,7 +18,8 @@ public class AutoMapperProperties {
 
     private static NullValueMappingStrategy nullValueMappingStrategy = NullValueMappingStrategy.RETURN_NULL;
 
-    private static NullValuePropertyMappingStrategy nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.SET_TO_NULL;
+    private static NullValuePropertyMappingStrategy nullValuePropertyMappingStrategy =
+        NullValuePropertyMappingStrategy.SET_TO_NULL;
 
     private static String buildMethod = "build";
 
@@ -34,6 +37,15 @@ public class AutoMapperProperties {
 
     private static String autoMapMapperConfigClassName = ContextConstants.AutoConfig.autoMapMapperConfigClassName;
 
+    static {
+        // load increment mark
+        Integer mark = IncrementMarkUtils.incrementAndGet();
+        adapterClassName = adapterClassName + "$" + mark;
+        mapAdapterClassName = mapAdapterClassName + "$" + mark;
+        autoMapperConfigClassName = autoMapperConfigClassName + "$" + mark;
+        autoMapMapperConfigClassName = autoMapMapperConfigClassName + "$" + mark;
+    }
+
     /* ******************** getter/setter ******************** */
 
     public static String getMapperPackage() {

mapstruct-plus-processor/src/main/java/io/github/linpeilie/processor/ContextConstants.java

@@ -1,5 +1,6 @@
 package io.github.linpeilie.processor;
 
+import java.io.File;
 import org.mapstruct.MappingConstants;
 
 /**
@@ -94,6 +95,10 @@ public interface ContextConstants {
         String enumMappers = "enumMappers";
     }
 
+    interface AutoIncrementFile {
+        String file = System.getProperty("user.home") + File.separator + ".msp" + File.separator + "incrementMark";
+    }
+
     interface Map {
         String packageName = "java.util";
         String className = "Map";

mapstruct-plus-processor/src/main/java/io/github/linpeilie/processor/utils/IncrementMarkUtils.java

@@ -0,0 +1,66 @@
+package io.github.linpeilie.processor.utils;
+
+import io.github.linpeilie.processor.ContextConstants;
+import java.io.File;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.io.UncheckedIOException;
+import java.nio.channels.FileChannel;
+import java.nio.channels.FileLock;
+
+public class IncrementMarkUtils {
+
+    public static Integer incrementAndGet() {
+        int mark = 0;
+        RandomAccessFile randomAccessFile = null;
+        FileChannel channel = null;
+        FileLock lock = null;
+        try {
+            File file = FileUtils.touch(new File(ContextConstants.AutoIncrementFile.file));
+
+            randomAccessFile = new RandomAccessFile(file, "rw");
+
+            channel = randomAccessFile.getChannel();
+
+            // 获取文件锁
+            lock = channel.lock();
+
+            String line = randomAccessFile.readLine();
+            if (line != null && !line.isEmpty()) {
+                mark = Integer.parseInt(line);
+                mark ++;
+            }
+
+            randomAccessFile.setLength(0);
+            randomAccessFile.seek(0);
+            randomAccessFile.writeBytes(String.valueOf(mark));
+
+            return mark;
+        } catch (IOException e) {
+            throw new UncheckedIOException(e);
+        } finally {
+            if (lock != null && lock.isValid()) {
+                try {
+                    lock.release();
+                } catch (IOException e) {
+                    // ignore
+                }
+            }
+            if (channel != null) {
+                try {
+                    channel.close();
+                } catch (IOException e) {
+                    // ignore
+                }
+            }
+            if (randomAccessFile != null) {
+                try {
+                    randomAccessFile.close();
+                } catch (IOException e) {
+                    // ignore
+                }
+            }
+        }
+    }
+
+}