Java ListUtils.retainAll方法代碼示例

本文整理匯總了Java中org.apache.commons.collections.ListUtils.retainAll方法的典型用法代碼示例。如果您正苦於以下問題：Java ListUtils.retainAll方法的具體用法？Java ListUtils.retainAll怎麽用？Java ListUtils.retainAll使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.commons.collections.ListUtils的用法示例。

在下文中一共展示了ListUtils.retainAll方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: setDimensionItemsForFilters

import org.apache.commons.collections.ListUtils; //導入方法依賴的package包/類
/**
 * Sets items on the given dimension based on the unique values of the matching 
 * column in the given grid. Items are BaseNameableObjects where the name, 
 * code and short name properties are set to the column value. The dimension
 * analytics type must be equal to EVENT.
 * 
 * @param dimension the dimension.
 * @param naForNull indicates whether a [n/a] string should be used as
 *        replacement for null values.
 * @param grid the grid with data values.
 */
public static void setDimensionItemsForFilters( DimensionalObject dimension, Grid grid, boolean naForNull )
{
    if ( dimension == null || grid == null || !AnalyticsType.EVENT.equals( dimension.getAnalyticsType() ) )
    {
        return;
    }
        
    BaseDimensionalObject dim = (BaseDimensionalObject) dimension;
    
    List<String> filterItems = dim.getFilterItemsAsList();
    
    List<Object> values = new ArrayList<>( grid.getUniqueValues( dim.getDimension() ) );
    
    Collections.sort( values, ObjectStringValueComparator.INSTANCE );
    
    // Use order of items in filter if specified
    
    List<?> itemList = filterItems != null ? ListUtils.retainAll( filterItems, values ) : values;
            
    List<DimensionalItemObject> items = getDimensionalItemObjects( itemList, naForNull );
    
    dim.setItems( items );
}

開發者ID:dhis2，項目名稱:dhis2-core，代碼行數:35，代碼來源:DimensionalObjectUtils.java

示例2: setDimensionItemsForFilters

import org.apache.commons.collections.ListUtils; //導入方法依賴的package包/類
/**
 * Sets items on the given dimension based on the unique values of the matching 
 * column in the given grid. Items are BaseNameableObjects where the name, 
 * code and short name properties are set to the column value. The dimension
 * analytics type must be equal to EVENT.
 * 
 * @param dimension the dimension.
 * @param naForNull indicates whether a [n/a] string should be used as
 *        replacement for null values.
 * @param grid the grid with data values.
 */
public static void setDimensionItemsForFilters( DimensionalObject dimension, Grid grid, boolean naForNull )
{
    if ( dimension == null || grid == null || !AnalyticsType.EVENT.equals( dimension.getAnalyticsType() ) )
    {
        return;
    }
        
    BaseDimensionalObject dim = (BaseDimensionalObject) dimension;
    
    List<String> filterItems = dim.getFilterItemsAsList();
    
    List<Object> values = new ArrayList<>( grid.getUniqueValues( dim.getDimension() ) );
    
    Collections.sort( values, ObjectStringValueComparator.INSTANCE );
    
    // Use order of items in filter if specified
    
    List<?> itemList = filterItems != null ? ListUtils.retainAll( filterItems, values ) : values;
            
    List<NameableObject> items = NameableObjectUtils.getNameableObjects( itemList, naForNull );
    
    dim.setItems( items );
}

開發者ID:ehatle，項目名稱:AgileAlligators，代碼行數:35，代碼來源:DimensionalObjectUtils.java

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