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59
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1 package cl.maps.duplex;
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2
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3
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4 public class DuplexKey<A, B> {
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5
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6 private A aKey;
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7 private B ownKey;
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8
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9 public DuplexKey(A aKey, B ownKey){
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10 this.aKey = aKey;
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11 this.ownKey = ownKey;
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12 }
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13
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14 public boolean equalsAKey(A key){
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15 if(aKey != null && key != null){
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16 return aKey.equals(key);
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17 }else if(aKey == null && key == null){
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18 return true;
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19 }
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20 return false;
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21 }
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22
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23 public boolean equalsOwnKey(B key){
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24 if(ownKey != null && key != null){
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25 return ownKey.equals(key);
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26 }else if(ownKey == null && key == null){
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27 return true;
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28 }
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29 return false;
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30 }
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31
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32 public A getAKey() {
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33 return aKey;
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34 }
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35
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36 public void setAKey(A aKey) {
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37 this.aKey = aKey;
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38 }
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39
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40 public B getOwnKey() {
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41 return ownKey;
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42 }
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43
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44 public void setOwnKey(B ownKey) {
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45 this.ownKey = ownKey;
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46 }
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47
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48 @Override
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49 public boolean equals(Object o){
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50 if(o instanceof DuplexKey){
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51 try {
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52 DuplexKey<A, B> other = (DuplexKey<A, B>)o;
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53
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54 if(this.equalsOwnKey(other.getOwnKey()) &&
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55 this.equalsAKey(other.getAKey())){
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56 return true;
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57 }
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58 } catch (Exception e) {}
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59
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60 }
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61 return false;
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62 }
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63
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64 @Override
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65 public int hashCode() {
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66 final int prime = 31;
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67 int result = 1;
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68 result = prime * result + ((aKey == null) ? 0 : aKey.hashCode());
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69 result = prime * result + ((ownKey == null) ? 0 : ownKey.hashCode());
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70
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71 return result;
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72 }
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73
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74 @Override
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75 public String toString() {
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76 if (aKey == null || ownKey == null) {
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77 return super.toString();
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78 }
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79 return "DuplexKey [" + aKey.toString() + ", " + ownKey.toString() + "]";
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80 }
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81 }
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