X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.history%2Fexamples%2Forg%2Fsimantics%2Fhistory%2Fexamples%2FHistoryExample1.java;h=1b5f7c2ad6cc7ac213ee0085e8a10816978fa73f;hb=b2561fc60dbe74e8c332025b61cae104f5ccfc66;hp=49a75c12df51128df02764949a267bad72e095e4;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.history/examples/org/simantics/history/examples/HistoryExample1.java b/bundles/org.simantics.history/examples/org/simantics/history/examples/HistoryExample1.java
index 49a75c12d..1b5f7c2ad 100644
--- a/bundles/org.simantics.history/examples/org/simantics/history/examples/HistoryExample1.java
+++ b/bundles/org.simantics.history/examples/org/simantics/history/examples/HistoryExample1.java
@@ -1,121 +1,121 @@
-package org.simantics.history.examples;
-
-import java.util.List;
-import java.util.UUID;
-
-import org.simantics.databoard.Bindings;
-import org.simantics.databoard.Datatypes;
-import org.simantics.databoard.accessor.StreamAccessor;
-import org.simantics.databoard.accessor.error.AccessorException;
-import org.simantics.databoard.binding.Binding;
-import org.simantics.databoard.binding.RecordBinding;
-import org.simantics.databoard.binding.error.BindingException;
-import org.simantics.databoard.type.RecordType;
-import org.simantics.databoard.util.Bean;
-import org.simantics.history.History;
-import org.simantics.history.HistoryException;
-import org.simantics.history.HistoryItem;
-import org.simantics.history.HistoryManager;
-import org.simantics.history.ItemManager;
-
-public class HistoryExample1 {
-
-	public static void main(String[] args) throws HistoryException, BindingException, AccessorException {
-		
-		/// Example1: Create History Manager & Item
-		// Create History Manager
-		HistoryManager history = History.createMemoryHistory();
-		
-		// Create a sample format
-		RecordType sampleFormat = new RecordType();
-		sampleFormat.addComponent("time", Datatypes.DOUBLE );
-		sampleFormat.addComponent("value", Datatypes.DOUBLE );
-		sampleFormat.addComponent("quality", Datatypes.BYTE );
-		
-		// Create History Item configuration
-		String id = UUID.randomUUID().toString();
-		HistoryItem hi = new HistoryItem(id, sampleFormat);
-		
-		// Create the item in the history
-		history.create( hi );
-		
-		/// Example 2: Write data to history item's stream (without Collector)
-		{
-			// Open item for writing
-			StreamAccessor sa = history.openStream(id, "rw");
-			// Create bean based binding for the sample
-			RecordBinding sampleBinding = (RecordBinding) Bindings.getBeanBinding( sampleFormat );
-			// Create sample object
-			Bean sample = (Bean) sampleBinding.createPartial();
-			try {
-				
-				// Set quality
-				sample.setField(2, Bindings.BYTE, (byte)0);
-				
-				// Write 10 samples
-				for (int i=0; i<10; i++) {
-					
-					// Set time
-					sample.setField(0, Bindings.DOUBLE, 1.0*i );
-					// Set Value
-					sample.setField(1, Bindings.DOUBLE, 100.0*i );
-					
-					sa.add(sampleBinding, sample);				
-				}
-			} finally {
-				sa.flush();
-				sa.close();
-			}
-		}
-		
-		/// Example 3: Read & print data
-		{
-			// Open stream from history
-			StreamAccessor aa = history.openStream(id, "r");
-			// Read sample type
-			RecordType sampleType = (RecordType) aa.type().componentType;
-			// Create bean binding
-			RecordBinding sampleBinding = (RecordBinding) Bindings.getBeanBinding( sampleType );
-			// Create sample object
-			Bean sample = (Bean) sampleBinding.createPartial();
-			
-			try {
-				for (int i=0; i<aa.size(); i++) {
-					aa.get(i, sampleBinding, sample);
-					System.out.println(i+": "+sample);
-				}
-			} finally {
-				aa.close();
-			}
-		}
-		
-		/// Example 4: To search and read history items
-		// Read items from history. Each item is a record with various fields.
-		// The fields depending on usage and initialization.
-		//
-		// If collector is used, it adds a field called "collectorState" that persists
-		// the state data and subscription parameters. 
-		Bean[] items = history.getItems();
-		
-		// ItemManager is a utility that helps in the management of items 
-		ItemManager im = new ItemManager( items );
-			
-		// Print all item Ids
-		System.out.println("Items Identifiers:");
-		for ( String itemId : im.toIdArray() )
-		{
-			System.out.println( itemId );
-		}
-		
-		// To search an item by id, use
-		List<Bean> result = im.search("id", id);
-		
-		// To search items of specific parameter, say file format, use
-		im.search("format", sampleFormat);
-		
-		// Or interval
-		im.search("interval", 0.1);
-		
-	}
-	
-}
+package org.simantics.history.examples;
+
+import java.util.List;
+import java.util.UUID;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.databoard.Datatypes;
+import org.simantics.databoard.accessor.StreamAccessor;
+import org.simantics.databoard.accessor.error.AccessorException;
+import org.simantics.databoard.binding.Binding;
+import org.simantics.databoard.binding.RecordBinding;
+import org.simantics.databoard.binding.error.BindingException;
+import org.simantics.databoard.type.RecordType;
+import org.simantics.databoard.util.Bean;
+import org.simantics.history.History;
+import org.simantics.history.HistoryException;
+import org.simantics.history.HistoryItem;
+import org.simantics.history.HistoryManager;
+import org.simantics.history.ItemManager;
+
+public class HistoryExample1 {
+
+	public static void main(String[] args) throws HistoryException, BindingException, AccessorException {
+		
+		/// Example1: Create History Manager & Item
+		// Create History Manager
+		HistoryManager history = History.createMemoryHistory();
+		
+		// Create a sample format
+		RecordType sampleFormat = new RecordType();
+		sampleFormat.addComponent("time", Datatypes.DOUBLE );
+		sampleFormat.addComponent("value", Datatypes.DOUBLE );
+		sampleFormat.addComponent("quality", Datatypes.BYTE );
+		
+		// Create History Item configuration
+		String id = UUID.randomUUID().toString();
+		HistoryItem hi = new HistoryItem(id, sampleFormat);
+		
+		// Create the item in the history
+		history.create( hi );
+		
+		/// Example 2: Write data to history item's stream (without Collector)
+		{
+			// Open item for writing
+			StreamAccessor sa = history.openStream(id, "rw");
+			// Create bean based binding for the sample
+			RecordBinding sampleBinding = (RecordBinding) Bindings.getBeanBinding( sampleFormat );
+			// Create sample object
+			Bean sample = (Bean) sampleBinding.createPartial();
+			try {
+				
+				// Set quality
+				sample.setField(2, Bindings.BYTE, (byte)0);
+				
+				// Write 10 samples
+				for (int i=0; i<10; i++) {
+					
+					// Set time
+					sample.setField(0, Bindings.DOUBLE, 1.0*i );
+					// Set Value
+					sample.setField(1, Bindings.DOUBLE, 100.0*i );
+					
+					sa.add(sampleBinding, sample);				
+				}
+			} finally {
+				sa.flush();
+				sa.close();
+			}
+		}
+		
+		/// Example 3: Read & print data
+		{
+			// Open stream from history
+			StreamAccessor aa = history.openStream(id, "r");
+			// Read sample type
+			RecordType sampleType = (RecordType) aa.type().componentType;
+			// Create bean binding
+			RecordBinding sampleBinding = (RecordBinding) Bindings.getBeanBinding( sampleType );
+			// Create sample object
+			Bean sample = (Bean) sampleBinding.createPartial();
+			
+			try {
+				for (int i=0; i<aa.size(); i++) {
+					aa.get(i, sampleBinding, sample);
+					System.out.println(i+": "+sample);
+				}
+			} finally {
+				aa.close();
+			}
+		}
+		
+		/// Example 4: To search and read history items
+		// Read items from history. Each item is a record with various fields.
+		// The fields depending on usage and initialization.
+		//
+		// If collector is used, it adds a field called "collectorState" that persists
+		// the state data and subscription parameters. 
+		Bean[] items = history.getItems();
+		
+		// ItemManager is a utility that helps in the management of items 
+		ItemManager im = new ItemManager( items );
+			
+		// Print all item Ids
+		System.out.println("Items Identifiers:");
+		for ( String itemId : im.toIdArray() )
+		{
+			System.out.println( itemId );
+		}
+		
+		// To search an item by id, use
+		List<Bean> result = im.search("id", id);
+		
+		// To search items of specific parameter, say file format, use
+		im.search("format", sampleFormat);
+		
+		// Or interval
+		im.search("interval", 0.1);
+		
+	}
+	
+}