mirror of https://github.com/alibaba/easyexcel
Jiaju Zhuang
3 years ago
20 changed files with 501 additions and 353 deletions
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package com.alibaba.excel.write.handler.chain; |
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import com.alibaba.excel.write.handler.CellWriteHandler; |
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import com.alibaba.excel.write.handler.context.CellWriteHandlerContext; |
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import lombok.Data; |
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/** |
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* Execute the cell handler chain |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Data |
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public class CellHandlerExecutionChain { |
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/** |
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* next chain |
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*/ |
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private CellHandlerExecutionChain next; |
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/** |
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* handler |
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*/ |
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private CellWriteHandler handler; |
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public CellHandlerExecutionChain(CellWriteHandler handler) { |
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this.handler = handler; |
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} |
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public void beforeCellCreate(CellWriteHandlerContext context) { |
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this.handler.beforeCellCreate(context); |
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if (this.next != null) { |
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this.next.beforeCellCreate(context); |
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} |
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} |
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public void afterCellCreate(CellWriteHandlerContext context) { |
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this.handler.afterCellCreate(context); |
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if (this.next != null) { |
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this.next.afterCellCreate(context); |
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} |
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} |
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public void afterCellDataConverted(CellWriteHandlerContext context) { |
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this.handler.afterCellDataConverted(context); |
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if (this.next != null) { |
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this.next.afterCellDataConverted(context); |
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} |
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} |
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public void afterCellDispose(CellWriteHandlerContext context) { |
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this.handler.afterCellDispose(context); |
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if (this.next != null) { |
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this.next.afterCellDispose(context); |
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} |
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} |
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public void addLast(CellWriteHandler handler) { |
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CellHandlerExecutionChain context = this; |
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while (context.next != null) { |
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context = context.next; |
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} |
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context.next = new CellHandlerExecutionChain(handler); |
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} |
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} |
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@ -0,0 +1,56 @@
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package com.alibaba.excel.write.handler.chain; |
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import com.alibaba.excel.write.handler.RowWriteHandler; |
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import com.alibaba.excel.write.handler.context.RowWriteHandlerContext; |
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import lombok.Data; |
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/** |
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* Execute the row handler chain |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Data |
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public class RowHandlerExecutionChain { |
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/** |
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* next chain |
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*/ |
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private RowHandlerExecutionChain next; |
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/** |
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* handler |
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*/ |
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private RowWriteHandler handler; |
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public RowHandlerExecutionChain(RowWriteHandler handler) { |
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this.handler = handler; |
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} |
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public void beforeRowCreate(RowWriteHandlerContext context) { |
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this.handler.beforeRowCreate(context); |
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if (this.next != null) { |
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this.next.beforeRowCreate(context); |
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} |
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} |
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public void afterRowCreate(RowWriteHandlerContext context) { |
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this.handler.afterRowCreate(context); |
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if (this.next != null) { |
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this.next.afterRowCreate(context); |
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} |
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} |
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public void afterRowDispose(RowWriteHandlerContext context) { |
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this.handler.afterRowDispose(context); |
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if (this.next != null) { |
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this.next.afterRowDispose(context); |
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} |
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} |
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public void addLast(RowWriteHandler handler) { |
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RowHandlerExecutionChain context = this; |
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while (context.next != null) { |
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context = context.next; |
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} |
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context.next = new RowHandlerExecutionChain(handler); |
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} |
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} |
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@ -0,0 +1,48 @@
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package com.alibaba.excel.write.handler.chain; |
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import com.alibaba.excel.write.handler.SheetWriteHandler; |
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import com.alibaba.excel.write.handler.context.SheetWriteHandlerContext; |
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import lombok.Data; |
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/** |
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* Execute the sheet handler chain |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Data |
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public class SheetHandlerExecutionChain { |
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/** |
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* next chain |
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*/ |
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private SheetHandlerExecutionChain next; |
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/** |
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* handler |
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*/ |
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private SheetWriteHandler handler; |
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public SheetHandlerExecutionChain(SheetWriteHandler handler) { |
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this.handler = handler; |
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} |
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public void beforeSheetCreate(SheetWriteHandlerContext context) { |
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this.handler.beforeSheetCreate(context); |
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if (this.next != null) { |
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this.next.beforeSheetCreate(context); |
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} |
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} |
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public void afterSheetCreate(SheetWriteHandlerContext context) { |
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this.handler.afterSheetCreate(context); |
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if (this.next != null) { |
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this.next.afterSheetCreate(context); |
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} |
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} |
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public void addLast(SheetWriteHandler handler) { |
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SheetHandlerExecutionChain context = this; |
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while (context.next != null) { |
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context = context.next; |
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} |
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context.next = new SheetHandlerExecutionChain(handler); |
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} |
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} |
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@ -0,0 +1,57 @@
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package com.alibaba.excel.write.handler.chain; |
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import com.alibaba.excel.write.handler.WorkbookWriteHandler; |
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import com.alibaba.excel.write.handler.context.WorkbookWriteHandlerContext; |
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import lombok.Data; |
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/** |
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* Execute the workbook handler chain |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Data |
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public class WorkbookHandlerExecutionChain { |
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/** |
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* next chain |
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*/ |
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private WorkbookHandlerExecutionChain next; |
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/** |
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* handler |
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*/ |
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private WorkbookWriteHandler handler; |
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public WorkbookHandlerExecutionChain(WorkbookWriteHandler handler) { |
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this.handler = handler; |
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} |
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public void beforeWorkbookCreate(WorkbookWriteHandlerContext context) { |
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this.handler.beforeWorkbookCreate(context); |
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if (this.next != null) { |
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this.next.beforeWorkbookCreate(context); |
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} |
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} |
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public void afterWorkbookCreate(WorkbookWriteHandlerContext context) { |
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this.handler.afterWorkbookCreate(context); |
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if (this.next != null) { |
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this.next.afterWorkbookCreate(context); |
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} |
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} |
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public void afterWorkbookDispose(WorkbookWriteHandlerContext context) { |
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this.handler.afterWorkbookDispose(context); |
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if (this.next != null) { |
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this.next.afterWorkbookDispose(context); |
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} |
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} |
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public void addLast(WorkbookWriteHandler handler) { |
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WorkbookHandlerExecutionChain context = this; |
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while (context.next != null) { |
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context = context.next; |
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} |
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context.next = new WorkbookHandlerExecutionChain(handler); |
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} |
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} |
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