Berkeley DB 4.8 with rust build script for linux.

1 files changed, 254 insertions, 0 deletions

diff --git a/db-4.8.30/examples_java/src/collections/ship/basic/Sample.java b/db-4.8.30/examples_java/src/collections/ship/basic/Sample.java
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+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 2002-2009 Oracle.  All rights reserved.
+ *
+ * $Id$
+ */
+
+package collections.ship.basic;
+
+import java.io.FileNotFoundException;
+import java.util.Iterator;
+import java.util.Map;
+
+import com.sleepycat.collections.TransactionRunner;
+import com.sleepycat.collections.TransactionWorker;
+import com.sleepycat.db.DatabaseException;
+
+/**
+ * Sample is the main entry point for the sample program and may be run as
+ * follows:
+ *
+ * <pre>
+ * java collections.ship.basic.Sample
+ *      [-h <home-directory> ]
+ * </pre>
+ *
+ * <p> The default for the home directory is ./tmp -- the tmp subdirectory of
+ * the current directory where the sample is run. The home directory must exist
+ * before running the sample.  To recreate the sample database from scratch,
+ * delete all files in the home directory before running the sample.  </p>
+ *
+ * @author Mark Hayes
+ */
+public class Sample {
+
+    private SampleDatabase db;
+    private SampleViews views;
+
+    /**
+     * Run the sample program.
+     */
+    public static void main(String[] args) {
+
+        System.out.println("\nRunning sample: " + Sample.class);
+
+        // Parse the command line arguments.
+        //
+        String homeDir = "./tmp";
+        for (int i = 0; i < args.length; i += 1) {
+            if (args[i].equals("-h") && i < args.length - 1) {
+                i += 1;
+                homeDir = args[i];
+            } else {
+                System.err.println("Usage:\n java " + Sample.class.getName() +
+				   "\n  [-h <home-directory>]");
+                System.exit(2);
+            }
+        }
+
+        // Run the sample.
+        //
+        Sample sample = null;
+        try {
+            sample = new Sample(homeDir);
+            sample.run();
+        } catch (Exception e) {
+            // If an exception reaches this point, the last transaction did not
+            // complete.  If the exception is RunRecoveryException, follow
+            // the Berkeley DB recovery procedures before running again.
+            e.printStackTrace();
+        } finally {
+            if (sample != null) {
+                try {
+                    // Always attempt to close the database cleanly.
+                    sample.close();
+                } catch (Exception e) {
+                    System.err.println("Exception during database close:");
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
+
+    /**
+     * Open the database and views.
+     */
+    private Sample(String homeDir)
+        throws DatabaseException, FileNotFoundException {
+
+        db = new SampleDatabase(homeDir);
+        views = new SampleViews(db);
+    }
+
+    /**
+     * Close the database cleanly.
+     */
+    private void close()
+        throws DatabaseException {
+
+        db.close();
+    }
+
+    /**
+     * Run two transactions to populate and print the database.  A
+     * TransactionRunner is used to ensure consistent handling of transactions,
+     * including deadlock retries.  But the best transaction handling mechanism
+     * to use depends on the application.
+     */
+    private void run()
+        throws Exception {
+
+        TransactionRunner runner = new TransactionRunner(db.getEnvironment());
+        runner.run(new PopulateDatabase());
+        runner.run(new PrintDatabase());
+    }
+
+    /**
+     * Populate the database in a single transaction.
+     */
+    private class PopulateDatabase implements TransactionWorker {
+
+        public void doWork()
+            throws Exception {
+            addSuppliers();
+            addParts();
+            addShipments();
+        }
+    }
+
+    /**
+     * Print the database in a single transaction.  All entities are printed.
+     */
+    private class PrintDatabase implements TransactionWorker {
+
+        public void doWork()
+            throws Exception {
+            printEntries("Parts",
+			 views.getPartEntrySet().iterator());
+            printEntries("Suppliers",
+			 views.getSupplierEntrySet().iterator());
+            printEntries("Shipments",
+			 views.getShipmentEntrySet().iterator());
+        }
+    }
+
+    /**
+     * Populate the part entities in the database.  If the part map is not
+     * empty, assume that this has already been done.
+     */
+    private void addParts() {
+
+        Map parts = views.getPartMap();
+        if (parts.isEmpty()) {
+            System.out.println("Adding Parts");
+            parts.put(new PartKey("P1"),
+                      new PartData("Nut", "Red",
+                                    new Weight(12.0, Weight.GRAMS),
+                                    "London"));
+            parts.put(new PartKey("P2"),
+                      new PartData("Bolt", "Green",
+                                    new Weight(17.0, Weight.GRAMS),
+                                    "Paris"));
+            parts.put(new PartKey("P3"),
+                      new PartData("Screw", "Blue",
+                                    new Weight(17.0, Weight.GRAMS),
+                                    "Rome"));
+            parts.put(new PartKey("P4"),
+                      new PartData("Screw", "Red",
+                                    new Weight(14.0, Weight.GRAMS),
+                                    "London"));
+            parts.put(new PartKey("P5"),
+                      new PartData("Cam", "Blue",
+                                    new Weight(12.0, Weight.GRAMS),
+                                    "Paris"));
+            parts.put(new PartKey("P6"),
+                      new PartData("Cog", "Red",
+                                    new Weight(19.0, Weight.GRAMS),
+                                    "London"));
+        }
+    }
+
+    /**
+     * Populate the supplier entities in the database.  If the supplier map is
+     * not empty, assume that this has already been done.
+     */
+    private void addSuppliers() {
+
+        Map suppliers = views.getSupplierMap();
+        if (suppliers.isEmpty()) {
+            System.out.println("Adding Suppliers");
+            suppliers.put(new SupplierKey("S1"),
+                          new SupplierData("Smith", 20, "London"));
+            suppliers.put(new SupplierKey("S2"),
+                          new SupplierData("Jones", 10, "Paris"));
+            suppliers.put(new SupplierKey("S3"),
+                          new SupplierData("Blake", 30, "Paris"));
+            suppliers.put(new SupplierKey("S4"),
+                          new SupplierData("Clark", 20, "London"));
+            suppliers.put(new SupplierKey("S5"),
+                          new SupplierData("Adams", 30, "Athens"));
+        }
+    }
+
+    /**
+     * Populate the shipment entities in the database.  If the shipment map
+     * is not empty, assume that this has already been done.
+     */
+    private void addShipments() {
+
+        Map shipments = views.getShipmentMap();
+        if (shipments.isEmpty()) {
+            System.out.println("Adding Shipments");
+            shipments.put(new ShipmentKey("P1", "S1"),
+                          new ShipmentData(300));
+            shipments.put(new ShipmentKey("P2", "S1"),
+                          new ShipmentData(200));
+            shipments.put(new ShipmentKey("P3", "S1"),
+                          new ShipmentData(400));
+            shipments.put(new ShipmentKey("P4", "S1"),
+                          new ShipmentData(200));
+            shipments.put(new ShipmentKey("P5", "S1"),
+                          new ShipmentData(100));
+            shipments.put(new ShipmentKey("P6", "S1"),
+                          new ShipmentData(100));
+            shipments.put(new ShipmentKey("P1", "S2"),
+                          new ShipmentData(300));
+            shipments.put(new ShipmentKey("P2", "S2"),
+                          new ShipmentData(400));
+            shipments.put(new ShipmentKey("P2", "S3"),
+                          new ShipmentData(200));
+            shipments.put(new ShipmentKey("P2", "S4"),
+                          new ShipmentData(200));
+            shipments.put(new ShipmentKey("P4", "S4"),
+                          new ShipmentData(300));
+            shipments.put(new ShipmentKey("P5", "S4"),
+                          new ShipmentData(400));
+        }
+    }
+
+    /**
+     * Print the key/value objects returned by an iterator of Map.Entry
+     * objects.
+     */
+    private void printEntries(String label, Iterator iterator) {
+
+        System.out.println("\n--- " + label + " ---");
+        while (iterator.hasNext()) {
+            Map.Entry entry = (Map.Entry) iterator.next();
+            System.out.println(entry.getKey().toString());
+            System.out.println(entry.getValue().toString());
+        }
+    }
+}