dive4elements/river: backend/src/main/java/org/dive4elements/river/importer/ImportRange.java annotate

annotate backend/src/main/java/org/dive4elements/river/importer/ImportRange.java @ 7003:3d83a4cf33ba double-precision

Range import: enforce a<b not only for WSTs and set only a for zero-length ranges.

author	Tom Gottfried <tom.gottfried@intevation.de>
date	Thu, 12 Sep 2013 18:58:19 +0200
parents	4c3ccf2b0304
children	70ab9e8cdefb

rev	line source
5844 4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	2 * Software engineering by Intevation GmbH
4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	3 *
5992 4c3ccf2b0304 Removed trailing whitespace. Sascha L. Teichmann <teichmann@intevation.de> parents: 5844 diff changeset	4 * This file is Free Software under the GNU AGPL (>=v3)
5844 4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
5992 4c3ccf2b0304 Removed trailing whitespace. Sascha L. Teichmann <teichmann@intevation.de> parents: 5844 diff changeset	6 * documentation coming with Dive4Elements River for details.
5844 4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	7 */
4dd33b86dc61 Added header to river backend. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	8
5829 18619c1e7c2a Repaired internal references. Sascha L. Teichmann <teichmann@intevation.de> parents: 5828 diff changeset	9 package org.dive4elements.river.importer;
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	10
5829 18619c1e7c2a Repaired internal references. Sascha L. Teichmann <teichmann@intevation.de> parents: 5828 diff changeset	11 import org.dive4elements.river.model.Range;
18619c1e7c2a Repaired internal references. Sascha L. Teichmann <teichmann@intevation.de> parents: 5828 diff changeset	12 import org.dive4elements.river.model.River;
188 003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	13
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	14 import java.math.BigDecimal;
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	15
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	16 import org.apache.log4j.Logger;
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	17
4713 2c99995395f5 Documentation. Felix Wolfsteller <felix.wolfsteller@intevation.de> parents: 500 diff changeset	18 /** A range that is about to be imported. */
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	19 public class ImportRange
186 cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	20 implements Comparable<ImportRange>
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	21 {
4713 2c99995395f5 Documentation. Felix Wolfsteller <felix.wolfsteller@intevation.de> parents: 500 diff changeset	22 /** Private logger. */
188 003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	23 private static Logger log = Logger.getLogger(ImportRange.class);
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	24
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	25 protected BigDecimal a;
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	26 protected BigDecimal b;
188 003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	27
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	28 protected Range peer;
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	29
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	30 public ImportRange() {
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	31 }
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	32
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	33 public ImportRange(BigDecimal a, BigDecimal b) {
7003 3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	34
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	35 // enforce a<b and set only a for zero-length ranges
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	36 if (a != null && b == null) {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	37 this.a = a;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	38 this.b = null;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	39 }
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	40 else if (a == null && b != null) {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	41 this.a = b;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	42 this.b = null;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	43 }
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	44 else if (a == null && b == null) {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	45 throw new IllegalArgumentException("Both a and b are null.");
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	46 }
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	47 else if (a == b) {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	48 this.a = a;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	49 this.b = null;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	50 }
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	51 else {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	52 if (a.compareTo(b) == 1) {
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	53 BigDecimal t = a; a = b; b = t;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	54 }
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	55 this.a = a;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	56 this.b = b;
3d83a4cf33ba Range import: enforce a<b not only for WSTs and set only a for zero-length ranges. Tom Gottfried <tom.gottfried@intevation.de> parents: 5992 diff changeset	57 }
186 cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	58 }
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	59
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	60 private static final int compare(BigDecimal a, BigDecimal b) {
186 cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	61 if (a == null && b == null) {
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	62 return 0;
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	63 }
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	64 if (a == null && b != null) {
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	65 return -1;
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	66 }
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	67 if (a != null && b == null) {
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	68 return +1;
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	69 }
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	70 return a.compareTo(b);
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	71 }
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	72
cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	73 public int compareTo(ImportRange other) {
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	74 int cmp = compare(a, other.a);
186 cf8cbcb6a10d Added parser to read .KM files. Sascha L. Teichmann <sascha.teichmann@intevation.de>* parents: 185 diff changeset	75 if (cmp != 0) return cmp;
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	76 return compare(b, other.b);
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	77 }
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	78
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	79 public BigDecimal getA() {
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	80 return a;
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	81 }
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	82
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	83 public void setA(BigDecimal a) {
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	84 this.a = a;
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	85 }
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	86
189 bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	87 public BigDecimal getB() {
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	88 return b;
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	89 }
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	90
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	91 public void setB(BigDecimal b) {
bc3747a371cc First part of parsing main values. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 188 diff changeset	92 this.b = b;
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	93 }
188 003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	94
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	95 public Range getPeer(River river) {
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	96 if (peer == null) {
500 d50cd3a632e0 Importer: Use BigDecimals in hashing to prevent numerical problems. Cache ranges globally, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 499 diff changeset	97 peer = ImporterSession.getInstance().getRange(river, a, b);
188 003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	98 }
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	99 return peer;
003ac16812dd Store annotations in backend. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 186 diff changeset	100 }
185 a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	101 }
a60edcfe5f53 Added new helper models for import. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	102 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportRange.java @ 7003:3d83a4cf33ba double-precision