Maven pom.xml 의 일부분

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
    
    <properties>
        <org.apache.poi.version>3.11</org.apache.poi.version>
    </properties>
    
    <dependencies>
    
        <!-- org.apache.poi -->
        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi</artifactId>
            <version>${org.apache.poi.version}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-ooxml</artifactId>
            <version>${org.apache.poi.version}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-ooxml-schemas</artifactId>
            <version>${org.apache.poi.version}</version>
        </dependency>

        <!-- File Upload -->
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.3.1</version>
        </dependency>

    </dependencies>

</project>  

Java Code

private boolean isMerged(org.apache.poi.ss.usermodel.Sheet sheet, int rowIdx, int colIdx) {

    for(int i = 0; i < sheet.getNumMergedRegions(); ++i)
    {
        org.apache.poi.ss.util.CellRangeAddress range = sheet.getMergedRegion(i);

        String message = String.format("%d - %d - %d - %d", range.getFirstRow(), range.getLastRow(), range.getFirstColumn(), range.getLastColumn());
        System.out.println(message);

        if( rowIdx >= range.getFirstRow() && rowIdx <= range.getLastRow() && colIdx >= range.getFirstColumn() && colIdx <= range.getLastColumn() ) {
            return true;
        }
    }
    return false;
}

[참고] 

How to Determine Merged Cells in a Certain Row

XLS - Merge Cell Data - Java POI Example Program

출처: http://bryan7.tistory.com/472 [민서네집]