krysalis-version/src/java/org/krysalis/version/util SystemUtils.java,NONE,1.1 DebugUtils.java,NONE,1.1

Update of /cvsroot/krysalis/krysalis-version/src/java/org/krysalis/version/util
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv20857/src/java/org/krysalis/version/util

Added Files:
	SystemUtils.java DebugUtils.java 
Log Message:
Mucho Refactoring.

--- NEW FILE: DebugUtils.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed 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 org.krysalis.version.util;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Hashtable;


/**
 * @version $Revision: 1.1 $
 */
public class DebugUtils {

	private static Hashtable l_indents = new Hashtable();

	private static boolean l_verbose = false;

	public static void enableXercesParser() {
		// SAX ...
		System.setProperty(
			"org.xml.sax.driver",
			"org.apache.xerces.parsers.SAXParser");

		// DOM...
		//:TODO:
		//javax.xml.parsers.DocumentBuilderFactory 
	}

	public static void enableCommonsLogging() {
		System.setProperty(
			"org.apache.commons.logging.Log",
			"org.apache.commons.logging.impl.SimpleLog");

		System.setProperty(
			"org.apache.commons.logging.simplelog.showdatetime",
			"true");
	}

	public static void enableHttpClientDebug() {

		enableCommonsLogging();

		System.setProperty(
			"org.apache.commons.logging.simplelog.log.httpclient.wire",
			"debug");

		System.setProperty(
			"org.apache.commons.logging.simplelog.log.org.apache.commons.httpclient",
			"debug");
	}

	public static void enableVerboseDumps() {
		l_verbose = true;
	}

	public static void indent(PrintWriter out, int x) {
		for (int i = 0; i < x; ++i) {
			out.print("  ");
		}
	}

	public static String getIndent(int x) {
		String idstr = (String) l_indents.get(new Integer(x));

		if (null == idstr) {
			StringBuffer indent = new StringBuffer();

			for (int i = 0; i < x; ++i)
				indent.append("  ");

			idstr = indent.toString();

			l_indents.put(new Integer(x), idstr);
		}

		return idstr;
	}

	public static String getDump(Throwable t) {
		return getDump(t, l_verbose);
	}

	public static String getDump(Throwable t, boolean verbose) {
		if (verbose) {
			StringWriter sw = new StringWriter();

			PrintWriter pw = new PrintWriter(sw, true);
			t.printStackTrace(pw);
			pw.flush();
			return sw.toString();
		}

		return t.getLocalizedMessage();
	}

	
	public static void printSeparator() {
		printSeparator(SystemUtils.getSystemOut(), 0);
	}
	public static void printSeparator(PrintWriter out, int depth) {
		out.print(DebugUtils.getIndent(depth));
		out.println(
			"--------------------------------------------------------------");
	}
}

--- NEW FILE: SystemUtils.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed 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 org.krysalis.version.util;
import java.io.File;
import java.io.PrintWriter;

/**
 * @author ajack
 */
public class SystemUtils {

	public static final String g_pathSeparator;

	static {

		// :TODO: --- BTW: Add forceLog --- to stderr if not logging..

		g_pathSeparator = getSystemProperty("path.separator");
	}

	public static File getCWD() {
		File cwd = null;

		try {
			cwd = new File(getSystemProperty("user.dir"));
		}
		catch (Exception e) {
			// World of hurt...
			// :TODO:
		}

		return cwd;
	}

	public static String getSystemProperty(String key) {
		String value = null;

		try {
			value = System.getProperty(key);
		}
		catch (SecurityException se) {
			// World of hurt...
			// :TODO:
		}

		return value;
	}

	public static String getShortName(Object obj) {
		return getShortName(obj.getClass().getName());
	}

	public static String getShortName(Class clazz) {
		return getShortName(clazz.getName());
	}

	public static String getShortName(String name) {
		String shortName = null;

		int periodPos = name.lastIndexOf('.');

		if (-1 != periodPos)
			shortName = name.substring(periodPos + 1);
		else
			shortName = name;

		return shortName;
	}

	public static PrintWriter getSystemOut() {
		//:TODO: Singleton?
		return new PrintWriter(System.out, true);
	}

	public static PrintWriter getSystemErr() {
		//:TODO: Singleton?
		return new PrintWriter(System.err, true);
	}
	
	
}



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