TreeMap mySortData = new TreeMap( myData );

// キーのセットビューを取得
myIterator = mySortData.keySet().iterator();

// 列挙
while( myIterator.hasNext() ) {
	strKey = (String)myIterator.next();
	nValue = (Integer)myData.get(strKey);
	System.out.println( strKey + " : " + nValue );
}

Arrays.sort(myKeyArray);
for( i = 0 ; i < myKeyArray.length; i++ ) {
	strKey = (String)myKeyArray[i];
	System.out.println( strKey );
}

Arrays.sort(myValueArray);
for( i = 0 ; i < myKeyArray.length; i++ ) {
	nValue = (Integer)myValueArray[i];
	System.out.println( nValue );
}