fix:PageImpl은 생성자가 없어서 Jackson이 읽어오지 못하는 문제를 해결하기 위한 PageWrapper 클래스 생성

Author: yeonjiyeon

apps/commerce-api/src/main/java/com/loopers/support/page/PageWrapper.java

@@ -0,0 +1,31 @@
+package com.loopers.support.page;
+
+import java.util.List;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageImpl;
+import org.springframework.data.domain.PageRequest;
+
+public class PageWrapper<T> {
+  private List<T> content;
+  private long totalElements;
+  private int pageNumber;
+  private int pageSize;
+
+  public PageWrapper() {}
+
+  public PageWrapper(Page<T> page) {
+    this.content = page.getContent();
+    this.totalElements = page.getTotalElements();
+    this.pageNumber = page.getNumber();
+    this.pageSize = page.getSize();
+  }
+
+  public Page<T> toPage() {
+    return new PageImpl<>(content, PageRequest.of(pageNumber, pageSize), totalElements);
+  }
+
+  public List<T> getContent() { return content; }
+  public long getTotalElements() { return totalElements; }
+  public int getPageNumber() { return pageNumber; }
+  public int getPageSize() { return pageSize; }
+}