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| 1 | +package segmentation; |
| 2 | +public class Implementation{ |
| 3 | + public void generate_Logical_Address_Space(Segment[] segment){ |
| 4 | + for(int i = segment.length - 1; i >= 0; i--){ |
| 5 | + segment[i].set_Size(convert_To_Byte(segment[i].get_Size(), segment[i].get_Unit())); |
| 6 | + if(i < 10){ |
| 7 | + System.out.println("| " + i + " | 0B - " + (segment[i].get_Size() - 1) + "B"); |
| 8 | + } |
| 9 | + else |
| 10 | + System.out.println("| " + i + " | 0B - " + (segment[i].get_Size() - 1) + "B"); |
| 11 | + } |
| 12 | + } |
| 13 | + public void generate_Physical_AddressSpace(Segment[] segment){ |
| 14 | + Segment[] temp_Segment = new Segment[segment.length]; |
| 15 | + temp_Segment = segment; |
| 16 | + sort(temp_Segment); |
| 17 | + for(int i = temp_Segment.length - 1; i >= 0; i--){ |
| 18 | + if(temp_Segment[i].get_Base() != -1){ |
| 19 | + temp_Segment[i].set_Limit(convert_To_Byte(temp_Segment[i].get_Limit(), temp_Segment[i].get_Limit_Unit())); |
| 20 | + if(i < 10){ |
| 21 | + System.out.println("| " + temp_Segment[i].get_Base() + " |"); |
| 22 | + } |
| 23 | + else |
| 24 | + System.out.println("| " + temp_Segment[i].get_Base() + " |"); |
| 25 | + } |
| 26 | + } |
| 27 | + } |
| 28 | + public void calculate_Physical_Address(Segment[] segment, int segmentNo, int offset){ |
| 29 | + long base = segment[segmentNo].get_Base(); |
| 30 | + long address = base + offset; |
| 31 | + System.out.println("Base address : " + base); |
| 32 | + System.out.println("Physical address : " + address); |
| 33 | + } |
| 34 | + public long convert_To_Byte(long size, String u){ |
| 35 | + if(u.equals("kb")){ |
| 36 | + size = size * 1024; |
| 37 | + } |
| 38 | + else if(u.equals("mb")){ |
| 39 | + size = size * 1024 * 1024; |
| 40 | + } |
| 41 | + else if(u.equals("gb")){ |
| 42 | + size = size * 1024 * 1024 * 1024; |
| 43 | + } |
| 44 | + else if(u.equals("tb")){ |
| 45 | + size = size * 1024 * 1024 * 1024 * 1024; |
| 46 | + } |
| 47 | + return size; |
| 48 | + } |
| 49 | + public void sort(Segment[] s){ |
| 50 | + for(int i = 1; i < s.length; i++){ |
| 51 | + int j = i - 1; |
| 52 | + Segment key = s[i]; |
| 53 | + while(j >= 0 && s[j].get_Base() > key.get_Base()){ |
| 54 | + s[j + 1] = s[j]; |
| 55 | + j--; |
| 56 | + } |
| 57 | + s[j + 1] = key; |
| 58 | + } |
| 59 | + } |
| 60 | +} |
1 | 61 |
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