[PATCH] (issue1754) Unify PDF and CSV export and invert presentation if start > end

Wald Commits scm-commit at wald.intevation.org
Thu Mar 26 18:25:41 CET 2015


# HG changeset patch
# User Andre Heinecke <andre.heinecke at intevation.de>
# Date 1427390478 -3600
# Node ID 8bff94ea044f445635eb75d3e373b746e8952c47
# Parent  5533aa8f8b73ccb08cf8eb45990fc87ace8eea95
(issue1754) Unify PDF and CSV export and invert presentation if start > end

diff -r 5533aa8f8b73 -r 8bff94ea044f artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java	Thu Mar 26 17:33:55 2015 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java	Thu Mar 26 18:21:18 2015 +0100
@@ -32,6 +32,7 @@
 import org.dive4elements.artifacts.common.utils.Config;
 
 import org.dive4elements.river.artifacts.WINFOArtifact;
+import org.dive4elements.river.artifacts.D4EArtifact;
 import org.dive4elements.river.artifacts.access.RangeAccess;
 
 import org.dive4elements.river.artifacts.model.CalculationResult;
@@ -66,6 +67,8 @@
     /** The storage that contains all WKms objects for the different facets. */
     protected List<WKms[]> data;
 
+    protected List<String[]> stringData;
+
     public WDifferencesExporter() {
         data = new ArrayList<WKms[]>();
     }
@@ -78,7 +81,11 @@
     throws IOException
     {
         log.debug("WDifferencesExporter.generate");
-
+        if (stringData == null) {
+            D4EArtifact arti = (D4EArtifact) master;
+            RangeAccess access = new RangeAccess(arti);
+            stringData = data2StringArrays(access.getFrom() > access.getTo());
+        }
         if (facet == null) {
             throw new IOException("invalid (null) facet for exporter");
         }
@@ -122,11 +129,7 @@
 
         writeCSVHeader(writer);
 
-        for (WKms[] tmp: data) {
-            for (WKms wkms: tmp) {
-                wKms2CSV(writer, wkms);
-            }
-        }
+        writer.writeAll(stringData);
     }
 
 
@@ -144,23 +147,6 @@
     }
 
 
-    protected void wKms2CSV(CSVWriter writer, WKms wkms) {
-        log.debug("WDifferencesExporter.wKms2CSV");
-
-        NumberFormat kmf  = getKmFormatter();
-        NumberFormat wf   = getWFormatter();
-        int          size = wkms.size();
-
-        for (int i = 0; i < size; i ++) {
-
-            writer.writeNext(new String[] {
-                kmf.format(wkms.getKm(i)),
-                wf.format(wkms.getW(i))
-            });
-        }
-    }
-
-
     /**
      * Returns the number formatter for kilometer values.
      *
@@ -180,6 +166,33 @@
         return Formatter.getWaterlevelW(context);
     }
 
+    protected List<String[]> data2StringArrays(boolean inverted) {
+        NumberFormat kmf = getKmFormatter();
+        NumberFormat wf = getWFormatter();
+        List<String[]> retval = new ArrayList<String[]>();
+
+        for (WKms[] tmp: data) {
+            for (WKms wkms: tmp) {
+                int size = wkms.size();
+                if (inverted) {
+                    for (int i = size - 1; i >= 0; i--) {
+                        retval.add(new String[] {
+                            kmf.format(wkms.getKm(i)),
+                            wf.format(wkms.getW(i))
+                        });
+                    }
+                } else {
+                    for (int i = 0; i < size; i++) {
+                        retval.add(new String[] {
+                            kmf.format(wkms.getKm(i)),
+                            wf.format(wkms.getW(i))
+                        });
+                    }
+                }
+            }
+        }
+        return retval;
+    }
 
     @Override
     protected void writePDF(OutputStream out) {
@@ -210,10 +223,8 @@
         WKmsJRDataSource source = new WKmsJRDataSource();
 
         addMetaData(source);
-        for (WKms[] tmp: data) {
-            for (WKms wkms: tmp) {
-                addWKmsData(source, wkms);
-            }
+        for (String[] str: stringData) {
+            source.addData(str);
         }
         return source;
     }
@@ -246,19 +257,5 @@
                                             "W Differences"));
     }
 
-    protected void addWKmsData(WKmsJRDataSource source, WKms wkms) {
-        NumberFormat kmf  = getKmFormatter();
-        NumberFormat wf   = getWFormatter();
-        int          size = wkms.size();
-
-        for (int i = 0; i < size; i ++) {
-
-            source.addData(new String[] {
-                kmf.format(wkms.getKm(i)),
-                wf.format(wkms.getW(i))
-            });
-        }
-    }
-
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :


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