48 lines
1.5 KiB
Java
48 lines
1.5 KiB
Java
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Reverse, Fill, Copy, Min and Max
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import java.util.*;
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public class FCMM
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{
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private String letters[] = { "P", "C", "M" }, lettersCopy[];
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private List theList, copyList;
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public FCMM()
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{
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theList = Arrays.asList( letters ); // get List
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lettersCopy = new String[ 3 ];
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copyList = Arrays.asList( lettersCopy );
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System.out.println( "Printing initial statistics: " );
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printStatistics( theList );
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Collections.reverse( theList ); // reverse order
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System.out.println( "\nPrinting statistics after " + "calling reverse: " );
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printStatistics( theList );
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Collections.copy( copyList, theList ); // copy List
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System.out.println( "\nPrinting statistics after " + "copying: " );
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printStatistics( copyList );
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System.out.println( "\nPrinting statistics after " + "calling fill: " );
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Collections.fill( theList, "R" );
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printStatistics( theList );
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}
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private void printStatistics( List listRef )
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{
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System.out.print( "The list is: " );
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for ( int k = 0; k < listRef.size(); k++ )
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System.out.print( listRef.get( k ) + " " );
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System.out.print( "\nMax: " + Collections.max( listRef ) );
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System.out.println( " Min: " +
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Collections.min( listRef ) );
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}
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public static void main( String args[] )
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{
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new FCMM();
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}
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}
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