X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.history%2Fsrc%2Forg%2Fsimantics%2Fhistory%2FHistoryItem.java;fp=bundles%2Forg.simantics.history%2Fsrc%2Forg%2Fsimantics%2Fhistory%2FHistoryItem.java;h=0c48308e813c0ec745aabc7549ea51064a8e8ada;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.history/src/org/simantics/history/HistoryItem.java b/bundles/org.simantics.history/src/org/simantics/history/HistoryItem.java
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index 000000000..0c48308e8
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+++ b/bundles/org.simantics.history/src/org/simantics/history/HistoryItem.java
@@ -0,0 +1,47 @@
+package org.simantics.history;
+
+import org.simantics.databoard.annotations.Identifier;
+import org.simantics.databoard.type.Datatype;
+import org.simantics.databoard.util.Bean;
+
+/**
+ * (Utility Class) Item format for HistoryItem.
+ *
+ * @author toni.kalajainen@semantum.fi
+ */
+public class HistoryItem extends Bean.Id  {
+
+	/** 
+	 * Unique identifier of the item.
+	 */
+	public @Identifier String id;
+	
+	/** 
+	 * Describes the format of the packed sample. The sample must be a record.
+	 * The record must have any combination of the following named fields.
+	 * The field types must one of: byte, integer, long, float, double.
+	 * 
+	 * time, endTime, value - are mandatory fields.
+	 * 
+	 *  time      -  Region start time, the time of the 1st sample included into the band
+	 *  endTime   -  Region end time, the time of the last sample included into the band
+	 *  
+	 *  value     -  First value in the band
+	 *  lastValue -  Last value in the band
+	 *  avg       -  Average value of all included samples
+	 *  median    -  Median value of all samples in the band
+	 *  min       -  Lowest value in the band
+	 *  max       -  Highest value in the band
+	 *  
+	 *  quality   -  0 = Good, -1 = No value
+	 *  count     -  The number of included samples in the band
+	 */
+	public Datatype format;
+	
+	public HistoryItem(String id, Datatype format) {
+		super();
+		this.id = id;
+		this.format = format;
+	}
+	
+}