Examples of gnu.trove.set.TIntSet.removeAll()

gnu.trove.set.TIntSet.removeAll()
Removes all of the elements in collection from the set. @param collection a Collection value @return true if the set was modified by the remove all operation.

        assertEquals( map.size(), set.size() );
        assertFalse( set.isEmpty() );


        // test with a java.util.Map
        Set<Number> java_set = new HashSet<Number>();
        assertFalse( set.removeAll( java_set ) );
        assertEquals( keys.length, set.size() );
        assertEquals( keys.length, map.size() );      
        for ( int i = 0; i < keys.length; i++ ) {
            assertTrue( set.contains( keys[i] ) );
            assertTrue( map.containsKey( keys[i] ) );

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        for ( int i = 0; i < keys.length; i++ ) {
            java_set.add( Integer.valueOf( keys[i] ) );
        }
        java_set.remove( 42 );
        assertTrue( "set should have been modified: " + set + ", java: " + java_set,
                set.removeAll( java_set ) );
        assertEquals( "set: " + set, 1, set.size() );
        assertEquals( "set: " + set, 1, map.size() );
        for ( int i = 0; i < keys.length; i++ ) {
            if ( keys[i] == 42 ) {
                assertTrue( set.contains( keys[i] ) );

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        TIntSet set = map.keySet();
        assertEquals( map.size(), set.size() );
        assertFalse( set.isEmpty() );


        assertTrue( set.removeAll( set ) );
        assertTrue( set.isEmpty() );
        
        // repopulate the set.
        map = new TIntLongHashMap();
        for ( int i = 0; i < keys.length; i++ ) {

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            map.put( keys[i], vals[i] );
        }
        set = map.keySet();


        keys[3] = keys[3] + 1;
        assertTrue( set.removeAll( keys ) );
        keys[3] = keys[3] - 1;


        assertEquals( "removed: " + keys[3] + ", set: " + set,
                1, set.size() );
        assertEquals( "removed: " + keys[3] + ", set: " + set

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