/* 
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package tests.support;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Hashtable;

/**
 * This class is responsible for providing the dynamic names and addresses for
 * the java.net classes. There are two directories which need to be placed on an
 * ftp server and an http server which should accompany this source. The
 * ftp-files have to be placed on an ftp server and have to be the root of a
 * user jcltest with password jclpass. The testres files must be available on an
 * HTTP server and the name and location can be configured below.
 */
public class Support_Configuration {

	public static String DomainAddress = "apache.org";

	public static String WebName = "jcltest.";

	public static final String HomeAddress;

	public static String TestResourcesDir = "/testres231";

	public static final String TestResources;

	public static String HomeAddressResponse = "HTTP/1.1 200 OK";

	public static String HomeAddressSoftware = "Jetty(6.0.x)";

	public static String ProxyServerTestHost = "jcltest.apache.org";

	public static String SocksServerTestHost = "jcltest.apache.org";

	public static int SocksServerTestPort = 1080;

	// Need an IP address that does not resolve to a host name
	public static String UnresolvedIP = "192.168.99.99";

	// the bytes for an address which represents an address which is not
	// one of the addresses for any of our machines on which tests will run
	// it is used to verify we get the expected error when we try to bind
	// to an address that is not one of the machines local addresses
	public static byte nonLocalAddressBytes[] = { 1, 0, 0, 0 };

	public static String InetTestAddress = "localhost";

	public static String InetTestIP = "127.0.0.1";

	public static String InetTestAddress2 = "localhost";

	public static String InetTestIP2 = "127.0.0.1";

	public static byte[] InetTestCaddr = { 9, 26, -56, -111 };

	public static int InetTestHashcode = 2130706433;

	public static final String HomeAddress6 = "jcltest6.apache.org";

	public static String IPv6GlobalAddressJcl4 = "FE80:0000:0000:0000:020D:60FF:FE0F:A776%4"; // this

	public static String ProxyServerTestHostIPv6 = "jcltest6.apache.org";

	public static String InetTestIP6 = "fe80::20d:60ff:fe24:7410";

	public static String InetTestIP6LO = "::1";

	// ip address that resolves to a host that is not present on the local
	// network
	// this allows us to check the timeouts for connect
	public static String ResolvedNotExistingHost = "9.26.194.72";

	/**
	 * You can compute the hash code with the following code: try { String name =
	 * "whatever.xxx.com";
	 * System.out.println(InetAddress.getByName(name).hashCode()); } catch
	 * (UnknownHostException e) {}
	 */

	/**
	 * An address that resolves to more than one IP address so that the
	 * getAllByName test has something to test.
	 */
	public static String SpecialInetTestAddress = "jcltestmultiple.apache.org";

	public static int SpecialInetTestAddressNumber = 4;

	/**
	 * InetAlias1 and InetAlias2 must be different host names that resolve to
	 * the same IP address.
	 */
	public static String InetAlias1 = "alias1.apache.org";

	public static String InetAlias2 = "alias2.apache.org";

	public static String FTPTestAddress = "jcltest:jclpass@localhost";

	public static String URLConnectionLastModifiedString = "Mon, 14 Jun 1999 21:06:22 GMT";

	public static long URLConnectionLastModified = 929394382000L;

	public static long URLConnectionDate = 929106872000L;

	public static boolean RunCommTests = false;

	public static String Port1 = "COM1";

	public static String Port2 = "COM2";

	static Hashtable<String, String> props = null;
	static {
		loadProperties();
		HomeAddress = WebName + DomainAddress;
		TestResources = HomeAddress + TestResourcesDir;
	}

	static void loadProperties() {
		InputStream in = null;
		Hashtable<String, String> props = new Hashtable<String, String>();

		String iniName = System.getProperty("test.ini.file", "JCLAuto.ini");
		if (System.getProperty("test.comm") != null) {
			RunCommTests = true;
		}

		try {
			in = new FileInputStream(iniName);
		} catch (IOException e) {
		} catch (Exception e) {
			System.out.println("SupportConfiguration.loadProperties()");
			System.out.println(e);
			e.printStackTrace();
		}
		if (in == null) {
			try {
				Class<?> cl = Class
						.forName("com.ibm.support.Support_Configuration");
				in = cl.getResourceAsStream(iniName);
			} catch (ClassNotFoundException e) {
			}
		}
		try {
			if (in != null) {
				load(in, props);
			}
		} catch (IOException e) {
		}
		if (props.size() == 0) {
            return;
        }
		String value;

		value = props.get("DomainAddress");
		if (value != null) {
            DomainAddress = value;
        }

		value = props.get("WebName");
		if (value != null) {
            WebName = value;
        }

		value = props.get("TestResourcesDir");
		if (value != null) {
            TestResourcesDir = value;
        }
		value = props.get("HomeAddressResponse");
		if (value != null) {
            HomeAddressResponse = value;
        }

		value = props.get("HomeAddressSoftware");
		if (value != null) {
            HomeAddressSoftware = value;
        }

		value = props.get("ProxyServerTestHost");
		if (value != null) {
            ProxyServerTestHost = value;
        }

		value = props.get("SocksServerTestHost");
		if (value != null) {
            SocksServerTestHost = value;
        }

		value = props.get("SocksServerTestPort");
		if (value != null) {
            SocksServerTestPort = Integer.parseInt(value);
        }

		value = props.get("UnresolvedIP");
		if (value != null) {
            UnresolvedIP = value;
        }

		value = props.get("InetTestAddress");
		if (value != null) {
            InetTestAddress = value;
        }

		value = props.get("InetTestIP");
		if (value != null) {
			InetTestIP = value;
			byte[] addr = new byte[4];
			int last = 0;
			try {
				for (int i = 0; i < 3; i++) {
					int dot = InetTestIP.indexOf('.', last);
					addr[i] = (byte) Integer.parseInt(InetTestIP.substring(
							last, dot));
					last = dot + 1;
				}
				addr[3] = (byte) Integer.parseInt(InetTestIP.substring(last));
				InetTestCaddr = addr;
			} catch (RuntimeException e) {
				System.out.println("Error parsing InetTestIP (" + InetTestIP
						+ ")");
				System.out.println(e);
			}
		}

		value = props.get("NonLocalAddressBytes");
		if (value != null) {
			String nonLocalAddressBytesString = value;
			byte[] addr = new byte[4];
			int last = 0;
			try {
				for (int i = 0; i < 3; i++) {
					int dot = nonLocalAddressBytesString.indexOf('.', last);
					addr[i] = (byte) Integer
							.parseInt(nonLocalAddressBytesString.substring(
									last, dot));
					last = dot + 1;
				}
				addr[3] = (byte) Integer.parseInt(nonLocalAddressBytesString
						.substring(last));
				nonLocalAddressBytes = addr;
			} catch (RuntimeException e) {
				System.out.println("Error parsing NonLocalAddressBytes ("
						+ nonLocalAddressBytesString + ")");
				System.out.println(e);
			}
		}

		value = props.get("InetTestAddress2");
		if (value != null) {
            InetTestAddress2 = value;
        }

		value = props.get("InetTestIP2");
		if (value != null) {
            InetTestIP2 = value;
        }

		value = props.get("InetTestHashcode");
		if (value != null) {
            InetTestHashcode = Integer.parseInt(value);
        }

		value = props.get("SpecialInetTestAddress");
		if (value != null) {
            SpecialInetTestAddress = value;
        }

		value = props.get("SpecialInetTestAddressNumber");
		if (value != null) {
            SpecialInetTestAddressNumber = Integer.parseInt(value);
        }

		value = props.get("FTPTestAddress");
		if (value != null) {
            FTPTestAddress = value;
        }

		value = props.get("URLConnectionLastModifiedString");
		if (value != null) {
            URLConnectionLastModifiedString = value;
        }

		value = props.get("URLConnectionLastModified");
		if (value != null) {
            URLConnectionLastModified = Long.parseLong(value);
        }

		value = props.get("URLConnectionDate");
		if (value != null) {
            URLConnectionDate = Long.parseLong(value);
        }

		value = props.get("Port1");
		if (value != null) {
            Port1 = value;
        }

		value = props.get("Port2");
		if (value != null) {
            Port2 = value;
        }

		value = props.get("InetTestIP6");
		if (value != null) {
            InetTestIP6 = value;
        }

		value = props.get("InetTestIP6LO");
		if (value != null) {
            InetTestIP6LO = value;
        }

		value = props.get("ProxyServerTestHostIPv6");
		if (value != null) {
            ProxyServerTestHostIPv6 = value;
        }

		value = props.get("ResolvedNotExistingHost");
		if (value != null) {
            ResolvedNotExistingHost = value;
        }

		value = props.get("InetAlias1");
		if (value != null) {
            InetAlias1 = value;
        }

		value = props.get("InetAlias2");
		if (value != null) {
            InetAlias2 = value;
        }

		value = props.get("IPv6GlobalAddressJcl4");
		if (value != null) {
            IPv6GlobalAddressJcl4 = value;
        }

	}

	static void load(InputStream in, Hashtable<String, String> result) throws IOException {
		int NONE = 0, SLASH = 1, UNICODE = 2, CONTINUE = 3, DONE = 4, IGNORE = 5;
		int mode = NONE, unicode = 0, count = 0, nextChar;
		StringBuffer key = new StringBuffer(), value = new StringBuffer(), buffer = key;
		boolean firstChar = true;

		while ((nextChar = in.read()) != -1) {
			if (mode == UNICODE) {
				int digit = Character.digit((char) nextChar, 16);
				if (digit >= 0) {
					unicode = (unicode << 4) + digit;
					if (++count < 4) {
                        continue;
                    }
				}
				mode = NONE;
				buffer.append((char) unicode);
				if (nextChar != '\n') {
                    continue;
                }
			}
			if (mode == SLASH) {
				mode = NONE;
				switch (nextChar) {
				case '\r':
					mode = CONTINUE; // Look for a following \n
					continue;
				case '\n':
					mode = IGNORE; // Ignore whitespace on the next line
					continue;
				case 'b':
					nextChar = '\b';
					break;
				case 'f':
					nextChar = '\f';
					break;
				case 'n':
					nextChar = '\n';
					break;
				case 'r':
					nextChar = '\r';
					break;
				case 't':
					nextChar = '\t';
					break;
				case 'u':
					mode = UNICODE;
					unicode = count = 0;
					continue;
				}
			} else {
				switch (nextChar) {
				case '#':
				case '!':
					if (firstChar) {
						while ((nextChar = in.read()) != -1) {
                            if (nextChar == '\r' || nextChar == '\n') {
                                break;
                            }
                        }
						continue;
					}
					break;
				case '\n':
					if (mode == CONTINUE) { // Part of a \r\n sequence
						mode = IGNORE; // Ignore whitespace on the next line
						continue;
					}
					// fall into the next case
				case '\r':
					mode = NONE;
					firstChar = true;
					if (key.length() > 0 || buffer == value) {
                        result.put(key.toString(), value.toString());
                    }
					key.setLength(0);
					value.setLength(0);
					buffer = key;
					continue;
				case '\\':
					mode = SLASH;
					continue;
				case ':':
				case '=':
					if (buffer == key) {
						buffer = value;
						continue;
					}
					break;
				}
				char c = (char) nextChar;
				if ((c >= 0x1c && c <= 0x20) || (c >= 0x9 && c <= 0xd)) {
					if (mode == CONTINUE) {
                        mode = IGNORE;
                    }
					if (buffer.length() == 0 || mode == IGNORE) {
                        continue;
                    }
					if (buffer == key) {
						mode = DONE;
						continue;
					}
				}
				if (mode == IGNORE || mode == CONTINUE) {
                    mode = NONE;
                }
			}
			firstChar = false;
			if (mode == DONE) {
				buffer = value;
				mode = NONE;
			}
			buffer.append((char) nextChar);
		}
		if (key.length() > 0 || buffer == value) {
            result.put(key.toString(), value.toString());
        }
	}

}