test/jdk/tools/pack200/pack200-verifier/src/sun/tools/pack/verify/Globals.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 /*
  * A collection of useful global utilities commonly used.
  */
 package sun.tools.pack.verify;

 import java.io.*;
 import java.util.*;

 /*
  * @author ksrini
  */

 class Globals {

     private static int errors = 0;
     private static PrintWriter _pw = null;
     private static String _logFileName = null;
     private static final String DEFAULT_LOG_FILE = "verifier.log";
     private static boolean _verbose = true;
     private static boolean _ignoreJarDirectories = false;
     private static boolean _checkJarClassOrdering = true;
     private static boolean _bitWiseClassCompare = false;
     // Ignore Deprecated, SourceFile and Synthetic
     private static boolean _ignoreCompileAttributes = false;
     // Ignore Debug Attributes LocalVariableTable, LocalVariableType,LineNumberTable
     private static boolean _ignoreDebugAttributes = false;
     private static boolean _ignoreUnknownAttributes = false;
     private static boolean _validateClass = true;
     private static Globals _instance = null;

     static Globals getInstance() {
         if (_instance == null) {
             _instance = new Globals();
             _verbose = (System.getProperty("sun.tools.pack.verify.verbose") == null)
                     ? false : true;
             _ignoreJarDirectories = (System.getProperty("ignoreJarDirectories") == null)
                     ? false : true;
         }
         return _instance;
     }

     static boolean ignoreCompileAttributes() {
         return _ignoreCompileAttributes;
     }

     static boolean ignoreDebugAttributes() {
         return _ignoreDebugAttributes;
     }

     static boolean ignoreUnknownAttributes() {
         return _ignoreUnknownAttributes;
     }

     static boolean ignoreJarDirectories() {
         return _ignoreJarDirectories;
     }

     static boolean validateClass() {
         return _validateClass;
     }

     static void setCheckJarClassOrdering(boolean flag) {
         _checkJarClassOrdering = flag;
     }

     static boolean checkJarClassOrdering() {
         return _checkJarClassOrdering;
     }

     static boolean bitWiseClassCompare() {
         return _bitWiseClassCompare;
     }

     static boolean setBitWiseClassCompare(boolean flag) {
         return _bitWiseClassCompare = flag;
     }

     public static boolean setIgnoreCompileAttributes(boolean flag) {
         return _ignoreCompileAttributes = flag;
     }

     static boolean setIgnoreDebugAttributes(boolean flag) {
         return _ignoreDebugAttributes = flag;
     }

     static boolean setIgnoreUnknownAttributes(boolean flag) {
         return _ignoreUnknownAttributes = flag;
     }

     static boolean setValidateClass(boolean flag) {
         return _validateClass = flag;
     }

     static int getErrors() {
         return errors;
     }

     static void trace(String s) {
         if (_verbose) {
             println(s);
         }
     }

     static void print(String s) {
         _pw.print(s);
     }

     static void println(String s) {
         _pw.println(s);
     }

     static void log(String s) {
         errors++;
         _pw.println("ERROR:" + s);
     }

     static void lognoln(String s) {
         errors++;
         _pw.print(s);
     }

     private static PrintWriter openFile(String fileName) {
         //Lets create the directory if it does not exist.
         File f = new File(fileName);
         File baseDir = f.getParentFile();
         if (baseDir != null && baseDir.exists() == false) {
             baseDir.mkdirs();
         }
         try {
             return new PrintWriter(new FileWriter(f), true);
         } catch (Exception e) {
             throw new RuntimeException(e);
         }
     }

     private static void closeFile() {
         _pw.flush();
         _pw.close();
     }

     static void printPropsToLog() {
         println("Log started " + new Date(System.currentTimeMillis()));
         print(System.getProperty("java.vm.version"));
         println("\t" + System.getProperty("java.vm.name"));

         println("System properties");
         println("\tjava.home=" + System.getProperty("java.home"));
         println("\tjava.class.version=" + System.getProperty("java.class.version"));
         println("\tjava.class.path=" + System.getProperty("java.class.path"));
         println("\tos.name=" + System.getProperty("os.name"));
         println("\tos.arch=" + System.getProperty("os.arch"));
         println("\tos.version=" + System.getProperty("os.version"));
         println("\tuser.name=" + System.getProperty("user.name"));
         println("\tuser.home=" + System.getProperty("user.home"));
         println("\tuser.dir=" + System.getProperty("user.dir"));
         println("\tLocale.getDefault=" + Locale.getDefault());
         println("System properties end");
     }

     static void openLog(String s) {
         _logFileName = (s != null) ? s : "." + File.separator + DEFAULT_LOG_FILE;
         _logFileName = (new File(_logFileName).isDirectory())
                 ? _logFileName + File.separator + DEFAULT_LOG_FILE : _logFileName;
         _pw = openFile(_logFileName);
         printPropsToLog();
     }

     static void closeLog() {
         closeFile();
     }

     static String getLogFileName() {
         return _logFileName;
     }

     static void diffCharData(String s1, String s2) {
         boolean diff = false;
         char[] c1 = s1.toCharArray();
         char[] c2 = s2.toCharArray();
         if (c1.length != c2.length) {
             diff = true;
             Globals.log("Length differs: " + (c1.length - c2.length));
         }
         // Take the smaller of the two arrays to prevent Array...Exception
         int minlen = (c1.length < c2.length) ? c1.length : c2.length;
         for (int i = 0; i < c1.length; i++) {
             if (c1[i] != c2[i]) {
                 diff = true;
                 Globals.lognoln("\t idx[" + i + "] 0x" + Integer.toHexString(c1[i]) + "<>" + "0x" + Integer.toHexString(c2[i]));
                 Globals.log(" -> " + c1[i] + "<>" + c2[i]);
             }
         }
     }

     static void diffByteData(String s1, String s2) {
         boolean diff = false;
         byte[] b1 = s1.getBytes();
         byte[] b2 = s2.getBytes();

         if (b1.length != b2.length) {
             diff = true;
             //(+) b1 is greater, (-) b2 is greater
             Globals.log("Length differs diff: " + (b1.length - b2.length));
         }
         // Take the smaller of the two array to prevent Array...Exception
         int minlen = (b1.length < b2.length) ? b1.length : b2.length;
         for (int i = 0; i < b1.length; i++) {
             if (b1[i] != b2[i]) {
                 diff = true;
                 Globals.log("\t" + "idx[" + i + "] 0x" + Integer.toHexString(b1[i]) + "<>" + "0x" + Integer.toHexString(b2[i]));
             }
         }
     }

     static void dumpToHex(String s) {
         try {
             dumpToHex(s.getBytes("UTF-8"));
         } catch (UnsupportedEncodingException uce) {
             throw new RuntimeException(uce);
         }
     }

     static void dumpToHex(byte[] buffer) {
         int linecount = 0;
         byte[] b = new byte[16];
         for (int i = 0; i < buffer.length; i += 16) {
             if (buffer.length - i > 16) {
                 System.arraycopy(buffer, i, b, 0, 16);
                 print16Bytes(b, linecount);
                 linecount += 16;
             } else {
                 System.arraycopy(buffer, i, b, 0, buffer.length - i);
                 for (int n = buffer.length - (i + 1); n < 16; n++) {
                     b[n] = 0;
                 }
                 print16Bytes(b, linecount);
                 linecount += 16;
             }
         }
         Globals.log("-----------------------------------------------------------------");
     }

     static void print16Bytes(byte[] buffer, int linecount) {
         final int MAX = 4;
         Globals.lognoln(paddedHexString(linecount, 4) + " ");

         for (int i = 0; i < buffer.length; i += 2) {
             int iOut = pack2Bytes2Int(buffer[i], buffer[i + 1]);
             Globals.lognoln(paddedHexString(iOut, 4) + " ");
         }

         Globals.lognoln("| ");

         StringBuilder sb = new StringBuilder(new String(buffer));

         for (int i = 0; i < buffer.length; i++) {
             if (Character.isISOControl(sb.charAt(i))) {
                 sb.setCharAt(i, '.');
             }
         }
         Globals.log(sb.toString());
     }

     static int pack2Bytes2Int(byte b1, byte b2) {
         int out = 0x0;
         out += b1;
         out <<= 8;
         out &= 0x0000ffff;
         out |= 0x000000ff & b2;
         return out;
     }

     static String paddedHexString(int n, int max) {
         char[] c = Integer.toHexString(n).toCharArray();
         char[] out = new char[max];

         for (int i = 0; i < max; i++) {
             out[i] = '0';
         }
         int offset = (max - c.length < 0) ? 0 : max - c.length;
         for (int i = 0; i < c.length; i++) {
             out[offset + i] = c[i];
         }
         return new String(out);
     }
 }
	/*
	* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	/*
	* A collection of useful global utilities commonly used.
	*/
	package sun.tools.pack.verify;

	import java.io.*;
	import java.util.*;

	/*
	* @author ksrini
	*/

	class Globals {

	private static int errors = 0;
	private static PrintWriter _pw = null;
	private static String _logFileName = null;
	private static final String DEFAULT_LOG_FILE = "verifier.log";
	private static boolean _verbose = true;
	private static boolean _ignoreJarDirectories = false;
	private static boolean _checkJarClassOrdering = true;
	private static boolean _bitWiseClassCompare = false;
	// Ignore Deprecated, SourceFile and Synthetic
	private static boolean _ignoreCompileAttributes = false;
	// Ignore Debug Attributes LocalVariableTable, LocalVariableType,LineNumberTable
	private static boolean _ignoreDebugAttributes = false;
	private static boolean _ignoreUnknownAttributes = false;
	private static boolean _validateClass = true;
	private static Globals _instance = null;

	static Globals getInstance() {
	if (_instance == null) {
	_instance = new Globals();
	_verbose = (System.getProperty("sun.tools.pack.verify.verbose") == null)
	? false : true;
	_ignoreJarDirectories = (System.getProperty("ignoreJarDirectories") == null)
	? false : true;
	}
	return _instance;
	}

	static boolean ignoreCompileAttributes() {
	return _ignoreCompileAttributes;
	}

	static boolean ignoreDebugAttributes() {
	return _ignoreDebugAttributes;
	}

	static boolean ignoreUnknownAttributes() {
	return _ignoreUnknownAttributes;
	}

	static boolean ignoreJarDirectories() {
	return _ignoreJarDirectories;
	}

	static boolean validateClass() {
	return _validateClass;
	}

	static void setCheckJarClassOrdering(boolean flag) {
	_checkJarClassOrdering = flag;
	}

	static boolean checkJarClassOrdering() {
	return _checkJarClassOrdering;
	}

	static boolean bitWiseClassCompare() {
	return _bitWiseClassCompare;
	}

	static boolean setBitWiseClassCompare(boolean flag) {
	return _bitWiseClassCompare = flag;
	}

	public static boolean setIgnoreCompileAttributes(boolean flag) {
	return _ignoreCompileAttributes = flag;
	}

	static boolean setIgnoreDebugAttributes(boolean flag) {
	return _ignoreDebugAttributes = flag;
	}

	static boolean setIgnoreUnknownAttributes(boolean flag) {
	return _ignoreUnknownAttributes = flag;
	}

	static boolean setValidateClass(boolean flag) {
	return _validateClass = flag;
	}

	static int getErrors() {
	return errors;
	}

	static void trace(String s) {
	if (_verbose) {
	println(s);
	}
	}

	static void print(String s) {
	_pw.print(s);
	}

	static void println(String s) {
	_pw.println(s);
	}

	static void log(String s) {
	errors++;
	_pw.println("ERROR:" + s);
	}

	static void lognoln(String s) {
	errors++;
	_pw.print(s);
	}

	private static PrintWriter openFile(String fileName) {
	//Lets create the directory if it does not exist.
	File f = new File(fileName);
	File baseDir = f.getParentFile();
	if (baseDir != null && baseDir.exists() == false) {
	baseDir.mkdirs();
	}
	try {
	return new PrintWriter(new FileWriter(f), true);
	} catch (Exception e) {
	throw new RuntimeException(e);
	}
	}

	private static void closeFile() {
	_pw.flush();
	_pw.close();
	}

	static void printPropsToLog() {
	println("Log started " + new Date(System.currentTimeMillis()));
	print(System.getProperty("java.vm.version"));
	println("\t" + System.getProperty("java.vm.name"));

	println("System properties");
	println("\tjava.home=" + System.getProperty("java.home"));
	println("\tjava.class.version=" + System.getProperty("java.class.version"));
	println("\tjava.class.path=" + System.getProperty("java.class.path"));
	println("\tos.name=" + System.getProperty("os.name"));
	println("\tos.arch=" + System.getProperty("os.arch"));
	println("\tos.version=" + System.getProperty("os.version"));
	println("\tuser.name=" + System.getProperty("user.name"));
	println("\tuser.home=" + System.getProperty("user.home"));
	println("\tuser.dir=" + System.getProperty("user.dir"));
	println("\tLocale.getDefault=" + Locale.getDefault());
	println("System properties end");
	}

	static void openLog(String s) {
	_logFileName = (s != null) ? s : "." + File.separator + DEFAULT_LOG_FILE;
	_logFileName = (new File(_logFileName).isDirectory())
	? _logFileName + File.separator + DEFAULT_LOG_FILE : _logFileName;
	_pw = openFile(_logFileName);
	printPropsToLog();
	}

	static void closeLog() {
	closeFile();
	}

	static String getLogFileName() {
	return _logFileName;
	}

	static void diffCharData(String s1, String s2) {
	boolean diff = false;
	char[] c1 = s1.toCharArray();
	char[] c2 = s2.toCharArray();
	if (c1.length != c2.length) {
	diff = true;
	Globals.log("Length differs: " + (c1.length - c2.length));
	}
	// Take the smaller of the two arrays to prevent Array...Exception
	int minlen = (c1.length < c2.length) ? c1.length : c2.length;
	for (int i = 0; i < c1.length; i++) {
	if (c1[i] != c2[i]) {
	diff = true;
	Globals.lognoln("\t idx[" + i + "] 0x" + Integer.toHexString(c1[i]) + "<>" + "0x" + Integer.toHexString(c2[i]));
	Globals.log(" -> " + c1[i] + "<>" + c2[i]);
	}
	}
	}

	static void diffByteData(String s1, String s2) {
	boolean diff = false;
	byte[] b1 = s1.getBytes();
	byte[] b2 = s2.getBytes();

	if (b1.length != b2.length) {
	diff = true;
	//(+) b1 is greater, (-) b2 is greater
	Globals.log("Length differs diff: " + (b1.length - b2.length));
	}
	// Take the smaller of the two array to prevent Array...Exception
	int minlen = (b1.length < b2.length) ? b1.length : b2.length;
	for (int i = 0; i < b1.length; i++) {
	if (b1[i] != b2[i]) {
	diff = true;
	Globals.log("\t" + "idx[" + i + "] 0x" + Integer.toHexString(b1[i]) + "<>" + "0x" + Integer.toHexString(b2[i]));
	}
	}
	}

	static void dumpToHex(String s) {
	try {
	dumpToHex(s.getBytes("UTF-8"));
	} catch (UnsupportedEncodingException uce) {
	throw new RuntimeException(uce);
	}
	}

	static void dumpToHex(byte[] buffer) {
	int linecount = 0;
	byte[] b = new byte[16];
	for (int i = 0; i < buffer.length; i += 16) {
	if (buffer.length - i > 16) {
	System.arraycopy(buffer, i, b, 0, 16);
	print16Bytes(b, linecount);
	linecount += 16;
	} else {
	System.arraycopy(buffer, i, b, 0, buffer.length - i);
	for (int n = buffer.length - (i + 1); n < 16; n++) {
	b[n] = 0;
	}
	print16Bytes(b, linecount);
	linecount += 16;
	}
	}
	Globals.log("-----------------------------------------------------------------");
	}

	static void print16Bytes(byte[] buffer, int linecount) {
	final int MAX = 4;
	Globals.lognoln(paddedHexString(linecount, 4) + " ");

	for (int i = 0; i < buffer.length; i += 2) {
	int iOut = pack2Bytes2Int(buffer[i], buffer[i + 1]);
	Globals.lognoln(paddedHexString(iOut, 4) + " ");
	}

	Globals.lognoln("\| ");

	StringBuilder sb = new StringBuilder(new String(buffer));

	for (int i = 0; i < buffer.length; i++) {
	if (Character.isISOControl(sb.charAt(i))) {
	sb.setCharAt(i, '.');
	}
	}
	Globals.log(sb.toString());
	}

	static int pack2Bytes2Int(byte b1, byte b2) {
	int out = 0x0;
	out += b1;
	out <<= 8;
	out &= 0x0000ffff;
	out \|= 0x000000ff & b2;
	return out;
	}

	static String paddedHexString(int n, int max) {
	char[] c = Integer.toHexString(n).toCharArray();
	char[] out = new char[max];

	for (int i = 0; i < max; i++) {
	out[i] = '0';
	}
	int offset = (max - c.length < 0) ? 0 : max - c.length;
	for (int i = 0; i < c.length; i++) {
	out[offset + i] = c[i];
	}
	return new String(out);
	}
	}