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@ -10,26 +10,26 @@ public class Paginator implements Serializable {
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private static final long serialVersionUID = 1L;
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private static final long serialVersionUID = 1L;
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private final int limit;
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private final int limit;
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private int page = 1;
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private int pageNum = 1;
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private final int totalCount;
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private final int totalCount;
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public Paginator(int page, int limit, int totalCount) {
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public Paginator(int pageNum, int limit, int totalCount) {
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super();
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super();
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this.limit = limit;
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this.limit = limit;
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this.totalCount = totalCount;
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this.totalCount = totalCount;
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this.page = computePageNo(page);
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this.pageNum = computePageNo(pageNum);
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}
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}
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public void setSessionPagination(Paginator paginator){
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public void setSessionPagination(Paginator paginator){
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RequestContextHolder.currentRequestAttributes().setAttribute(PagingConstants.Session.PAGE_INFO.getCode(), paginator, RequestAttributes.SCOPE_REQUEST);
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RequestContextHolder.currentRequestAttributes().setAttribute(PagingConstants.Session.PAGE_INFO.getCode(), paginator, RequestAttributes.SCOPE_REQUEST);
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}
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}
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public int getPage() {
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public int getPageNum() {
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return page;
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return pageNum;
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}
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}
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public void setPage(int page) {
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public void setPage(int pageNum) {
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this.page = page;
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this.pageNum = pageNum;
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}
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}
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public int getLimit() {
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public int getLimit() {
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@ -41,53 +41,53 @@ public class Paginator implements Serializable {
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}
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}
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public boolean isFirstPage() {
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public boolean isFirstPage() {
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return page <= 1;
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return pageNum <= 1;
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}
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}
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public boolean isLastPage() {
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public boolean isLastPage() {
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return page >= getTotalPages();
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return pageNum >= getTotalPages();
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}
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}
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public int getPrePage() {
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public int getPrePage() {
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if (isHasPrePage()) {
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if (isHasPrePage()) {
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return page - 1;
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return pageNum - 1;
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} else {
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} else {
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return page;
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return pageNum;
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}
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}
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}
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}
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public int getNextPage() {
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public int getNextPage() {
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if (isHasNextPage()) {
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if (isHasNextPage()) {
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return page + 1;
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return pageNum + 1;
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} else {
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} else {
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return page;
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return pageNum;
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}
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}
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}
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}
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public boolean isDisabledPage(int page) {
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public boolean isDisabledPage(int page) {
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return ((page < 1) || (page > getTotalPages()) || (page == this.page));
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return ((page < 1) || (page > getTotalPages()) || (page == this.pageNum));
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}
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}
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public boolean isHasPrePage() {
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public boolean isHasPrePage() {
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return (page - 1 >= 1);
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return (pageNum - 1 >= 1);
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}
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}
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public boolean isHasNextPage() {
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public boolean isHasNextPage() {
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return (page + 1 <= getTotalPages());
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return (pageNum + 1 <= getTotalPages());
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}
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}
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public int getStartRow() {
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public int getStartRow() {
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if (getLimit() <= 0 || totalCount <= 0)
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if (getLimit() <= 0 || totalCount <= 0)
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return 0;
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return 0;
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return page > 0 ? (page - 1) * getLimit() + 1 : 0;
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return pageNum > 0 ? (pageNum - 1) * getLimit() + 1 : 0;
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}
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}
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public int getEndRow() {
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public int getEndRow() {
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return page > 0 ? Math.min(limit * page, getTotalCount()) : 0;
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return pageNum > 0 ? Math.min(limit * pageNum, getTotalCount()) : 0;
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}
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}
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public int getOffset() {
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public int getOffset() {
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return page > 0 ? (page - 1) * getLimit() : 0;
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return pageNum > 0 ? (pageNum - 1) * getLimit() : 0;
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}
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}
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public int getTotalPages() {
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public int getTotalPages() {
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@ -105,8 +105,8 @@ public class Paginator implements Serializable {
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return count;
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return count;
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}
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}
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protected int computePageNo(int page) {
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protected int computePageNo(int pageNum) {
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return computePageNumber(page, limit, totalCount);
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return computePageNumber(pageNum, limit, totalCount);
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}
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}
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private static int computeLastPageNumber(int totalItems, int pageSize) {
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private static int computeLastPageNumber(int totalItems, int pageSize) {
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@ -119,23 +119,23 @@ public class Paginator implements Serializable {
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return result;
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return result;
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}
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}
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private static int computePageNumber(int page, int pageSize, int totalItems) {
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private static int computePageNumber(int pageNum, int pageSize, int totalItems) {
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if (page <= 1) {
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if (pageNum <= 1) {
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return 1;
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return 1;
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}
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}
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if (Integer.MAX_VALUE == page
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if (Integer.MAX_VALUE == pageNum
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|| page > computeLastPageNumber(totalItems, pageSize)) { // last
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|| pageNum > computeLastPageNumber(totalItems, pageSize)) { // last
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// page
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// page
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return computeLastPageNumber(totalItems, pageSize);
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return computeLastPageNumber(totalItems, pageSize);
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}
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}
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return page;
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return pageNum;
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}
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}
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@Override
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@Override
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public String toString() {
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public String toString() {
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final StringBuilder sb = new StringBuilder();
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final StringBuilder sb = new StringBuilder();
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sb.append("Paginator");
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sb.append("Paginator");
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sb.append("{page=").append(page);
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sb.append("{pageNum=").append(pageNum);
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sb.append(", limit=").append(limit);
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sb.append(", limit=").append(limit);
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sb.append(", totalCount=").append(totalCount);
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sb.append(", totalCount=").append(totalCount);
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sb.append('}');
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sb.append('}');
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