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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 2009, 2015 Oracle and/or its affiliates. All rights reserved.
*
*/
using System;
using System.Collections.Generic;
using System.Collections;
using System.Diagnostics;
using System.IO;
using System.Text;
using System.Runtime.Serialization.Formatters.Binary;
using BerkeleyDB;
namespace excs_getting_started {
public class DatabaseExample {
/* Set for database load, -l argument. */
private bool databaseLoad = false;
/* Set for database read, -r argument. */
private bool databaseRead = false;
/* The item to locate if the -i argument is used. */
private string locateItem = null;
/* Set for database directory, -b argument. */
private string dataDir = Environment.CurrentDirectory;
/* Set for database home, -h argument. */
private string myDbsPath = Environment.CurrentDirectory;
public MyDbs myDbs;
public static void Main(string[] args) {
try {
DatabaseExample example = new DatabaseExample();
example.SetPath();
example.ParseArgs(args);
example.SetupDirs();
example.myDbs = new MyDbs(example.myDbsPath);
DatabaseLoader loader = new DatabaseLoader(example.myDbs);
DatabaseReader reader = new DatabaseReader(example.myDbs);
if (example.databaseLoad) {
/* Load the inventory database. */
Console.WriteLine("loading inventory db ...");
Console.WriteLine();
loader.LoadInventoryDB(example.dataDir);
/* Load the vendor database. */
Console.WriteLine("loading vendor db ...");
Console.WriteLine();
loader.LoadVendorDB(example.dataDir);
}
if (example.databaseRead) {
if (example.locateItem != null)
/* Show an item. */
reader.showItem(example.locateItem);
else
/* Show the full inventory. */
reader.showAllInventory();
}
}
catch (Exception e) {
Console.WriteLine("Test Error.");
Console.WriteLine(e.Message);
throw e;
}
}
#region Utilities
private static void Usage() {
Console.Write("Usage: excs_getting_started ");
Console.Write("[-l] [-h <database home>] ");
Console.WriteLine("[-b <data dir>]");
Console.WriteLine("or");
Console.Write("Usage: excs_getting_started ");
Console.Write("[-r] [-h <database home>] ");
Console.Write("[-b <data dir>] ");
Console.WriteLine("[-i <item to locate>]");
Console.WriteLine("\t -h home (optional; database directory.)");
Console.WriteLine("\t -b data dir (optional;" +
"text input directory.)");
Console.WriteLine("\t -i item (optional; item to locate.)");
Environment.Exit(1);
}
private void SetPath() {
String pwd;
/*
* This test is meant to be run from:
* build_windows\AnyCPU,
* in either the Debug or Release directory. The
* required core libraries however, are in either:
* build_windows\Win32 or build_windows\x64,
* depending upon the platform. That location needs
* to be added to the PATH environment variable for the
* P/Invoke calls to work.
*/
try {
pwd = Environment.CurrentDirectory;
pwd = Path.Combine(pwd, "..");
pwd = Path.Combine(pwd, "..");
if (IntPtr.Size == 4)
pwd = Path.Combine(pwd, "Win32");
else
pwd = Path.Combine(pwd, "x64");
#if DEBUG
pwd = Path.Combine(pwd, "Debug");
#else
pwd = Path.Combine(pwd, "Release");
#endif
pwd += ";" + Environment.GetEnvironmentVariable("PATH");
Environment.SetEnvironmentVariable("PATH", pwd);
} catch (Exception e) {
Console.WriteLine("Unable to set PATH environment variable.");
Console.WriteLine(e.Message);
throw e;
}
}
/* Extract the command line parameters. */
private void ParseArgs(string[] args) {
for (int i = 0; i < args.Length; i++) {
string s = args[i];
if (s[0] != '-') {
Console.Error.WriteLine("Unrecognized option: " + args[i]);
Usage();
return;
}
switch (s[1]) {
case 'l':
databaseLoad = true;
break;
case 'r':
databaseRead = true;
break;
case 'h':
if (i == args.Length-1)
Usage();
myDbsPath = args[++i];
break;
case 'b':
if (i == args.Length-1)
Usage();
dataDir = args[++i];
break;
case 'i':
if (i == args.Length-1)
Usage();
locateItem = args[++i];
break;
default:
Console.Error.WriteLine(
"Unrecognized option: " + args[i]);
Usage();
break;
}
}
if ((locateItem != null) && !databaseRead) {
Usage();
return;
}
}
private void SetupDirs() {
if (!Directory.Exists(myDbsPath)) {
Console.WriteLine("Creating home directory: {0}", myDbsPath);
try {
Directory.CreateDirectory(myDbsPath);
} catch (Exception e) {
Console.WriteLine("Unable to create {0}", myDbsPath);
Console.WriteLine(e.Message);
throw e;;
}
}
if (!Directory.Exists(dataDir)) {
Console.WriteLine("Creating data directory: {0}", dataDir);
try {
Directory.CreateDirectory(dataDir);
} catch (Exception e) {
Console.WriteLine("Unable to create {0}", dataDir);
Console.WriteLine(e.Message);
throw e;
}
}
}
#endregion Utilities
}
}
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