Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/exports/StringArrayKey.java @ 800:db5b04ecb426
ISSUE215: Improved ODV-Export. now all Columns which have identical values but different Parameters will be merged to one row.
gnv-artifacts/trunk@882 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Tim Englich <tim.englich@intevation.de> |
|---|---|
| date | Tue, 06 Apr 2010 13:07:11 +0000 |
| parents | |
| children | feae2f9d6c6f |
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| 799:feeaf5aec552 | 800:db5b04ecb426 |
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| 1 package de.intevation.gnv.exports; | |
| 2 /** | |
| 3 * A simple Key Class for generating an syntetic key using the | |
| 4 * values of the given Stringarray and not the Hash of the Stringarray | |
| 5 * | |
| 6 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a> | |
| 7 * | |
| 8 */ | |
| 9 public class StringArrayKey { | |
| 10 | |
| 11 /** | |
| 12 * The Stringarray which contains the Values. | |
| 13 */ | |
| 14 private String[] value = null; | |
| 15 | |
| 16 /** | |
| 17 * The Key which should be used to compare the Stringarrays. | |
| 18 */ | |
| 19 private String key = null; | |
| 20 | |
| 21 /** | |
| 22 * Constructor | |
| 23 * @param value the Value which should be used to generate the key | |
| 24 */ | |
| 25 public StringArrayKey(String[] value) { | |
| 26 this.value = value; | |
| 27 if (value != null){ | |
| 28 key = ""; | |
| 29 for (int i = 0; i < value.length; i++){ | |
| 30 key += value[i]; | |
| 31 } | |
| 32 } | |
| 33 } | |
| 34 | |
| 35 /** | |
| 36 * @see java.lang.Object#equals(java.lang.Object) | |
| 37 */ | |
| 38 @Override | |
| 39 public boolean equals(Object obj) { | |
| 40 if (obj instanceof StringArrayKey){ | |
| 41 return (((StringArrayKey)obj).key).equals(this.key); | |
| 42 } | |
| 43 return false; | |
| 44 } | |
| 45 | |
| 46 /** | |
| 47 * @see java.lang.Object#hashCode() | |
| 48 */ | |
| 49 @Override | |
| 50 public int hashCode() { | |
| 51 return this.key.hashCode(); | |
| 52 } | |
| 53 | |
| 54 /** | |
| 55 * Returns the stored origin Values of the Key | |
| 56 * @return the stored origin Values of the Key | |
| 57 */ | |
| 58 public String[] getValue() { | |
| 59 return value; | |
| 60 } | |
| 61 } |