package codeswitcher;
/* Copyrights and Licenses
*
* This product includes Hypersonic SQL.
* Originally developed by Thomas Mueller and the Hypersonic SQL Group.
*
* Copyright (c) 1995-2000 by the Hypersonic SQL Group. All rights reserved.
* Redistribution and use in source and binary forms, with or without modification, are permitted
* provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright notice, this list of conditions
* and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
* - All advertising materials mentioning features or use of this software must display the
* following acknowledgment: "This product includes Hypersonic SQL."
* - Products derived from this software may not be called "Hypersonic SQL" nor may
* "Hypersonic SQL" appear in their names without prior written permission of the
* Hypersonic SQL Group.
* - Redistributions of any form whatsoever must retain the following acknowledgment: "This
* product includes Hypersonic SQL."
* This software is provided "as is" and any expressed or implied warranties, including, but
* not limited to, the implied warranties of merchantability and fitness for a particular purpose are
* disclaimed. In no event shall the Hypersonic SQL Group or its contributors be liable for any
* direct, indirect, incidental, special, exemplary, or consequential damages (including, but
* not limited to, procurement of substitute goods or services; loss of use, data, or profits;
* or business interruption). However caused any on any theory of liability, whether in contract,
* strict liability, or tort (including negligence or otherwise) arising in any way out of the use of this
* software, even if advised of the possibility of such damage.
* This software consists of voluntary contributions made by many individuals on behalf of the
* Hypersonic SQL Group.
*
*
* For work added by the HSQL Development Group:
*
* Copyright (c) 2001-2002, The HSQL Development Group
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer, including earlier
* license statements (above) and comply with all above license conditions.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution, including earlier
* license statements (above) and comply with all above license conditions.
*
* Neither the name of the HSQL Development Group nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Work added by 3SP <a href="http://localhost">http://localhost</a> for
* the Adito build system is licensed under the Apache license. See
* APACHE_LICENSE.txt in the root of this build module.
*/
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.LineNumberReader;
import java.util.Vector;
// fredt@users 20020315 - patch 1.7.0 - minor fixes
// changed line separator to System based value
// moved the Profile class to org.hsqldb.test package
// fredt@users 20021020 - patch 1.7.1 - formatting fix
// avoid moving blank lines which would be interpreted as code change by CVS
// fredt@users 20021118 - patch 1.7.2 - no-change, no-save fix
// if the file contents do not change, do not save a new version of file
/**
* Modifies the source code to support different JDK or profile settings. <p>
* <pre>
* Usage: java CodeSwitcher [paths] [labels] [+][-]
* If no labels are specified then all used
* labels in the source code are shown.
* Use +MODE to switch on the things labeld MODE
* Use -MODE to switch off the things labeld MODE
* Path: Any number of path or files may be
* specified. Use . for the current directory
* (including sub-directories).
* Example: java CodeSwitcher +JAVA2 .
* This example switches on code labeled JAVA2
* in all *.java files in the current directory
* and all subdirectories.
* java CodeSwitcher + .
* Adds test code to the code.
* java CodeSwitcher - .
* Removes test code from the code
* </pre>
*
*/
public class CodeSwitcher {
private static final String ls = System.getProperty("line.separator",
"\n");
private Vector vList;
private Vector vSwitchOn;
private Vector vSwitchOff;
private Vector vSwitches;
private boolean bAdd, bRemove;
private static final int MAX_LINELENGTH = 82;
private static boolean quiet;
// private boolean comment = true;
/**
* Method declaration
*
*
* @param a
*/
public static void main(String a[]) {
CodeSwitcher s = new CodeSwitcher();
if (a.length == 0) {
showUsage();
return;
}
boolean path = false;
for (int i = 0; i < a.length; i++) {
String p = a[i];
if (p.equalsIgnoreCase("/strip")) {
System.err.println("WARNING: /STRIP is deprecated, now always strips. ");
// s.comment = false;
}
else if (p.startsWith("#")) {
String opt = p.substring(1);
if(opt.equalsIgnoreCase("strip")) {
System.err.println("WARNING: #STRIP is deprecated, now always strips. ");
// s.comment = false;
}
else if(opt.equalsIgnoreCase("quiet")) {
quiet = true;
}
}
else if (p.startsWith("+")) {
if (p.length() == 1) {
s.bAdd = true;
} else {
s.vSwitchOn.addElement(p.substring(1));
}
} else if (p.startsWith("-")) {
if (p.length() == 1) {
s.bRemove = true;
} else {
s.vSwitchOff.addElement(p.substring(1));
}
} else {
s.addDir(p);
path = true;
}
}
if (!path) {
printError("no path specified");
showUsage();
}
s.process();
if (s.vSwitchOff.size() == 0 && s.vSwitchOn.size() == 0) {
s.printSwitches();
}
}
/**
* Method declaration
*
*/
static void showUsage() {
System.out.print("Usage: java CodeSwitcher [paths] [labels] [+][-]\n"
+ "If no labels are specified then all used\n"
+ "labels in the source code are shown.\n"
+ "Use +MODE to switch on the things labeld MODE\n"
+ "Use -MODE to switch off the things labeld MODE\n"
+ "Path: Any number of path or files may be\n"
+ "specified. Use . for the current directory\n"
+ "(including sub-directories).\n"
+ "Example: java CodeSwitcher +JAVA2 .\n"
+ "This example switches on code labeled JAVA2\n"
+ "in all *.java files in the current directory\n"
+ "and all subdirectories.\n"
+ "java CodeSwitcher + .\n"
+ "Adds test code to the code.\n"
+ "java CodeSwitcher - .\n"
+ "Removed test code from the code.\n");
}
/**
* Constructor declaration
*
*/
CodeSwitcher() {
vList = new Vector();
vSwitchOn = new Vector();
vSwitchOff = new Vector();
vSwitches = new Vector();
}
/**
* Method declaration
*
*/
void process() {
int len = vList.size();
for (int i = 0; i < len; i++) {
// System.out.print(".");
String file = (String) vList.elementAt(i);
if (bAdd || bRemove) {
int maxlen = testFile(file);
if (bAdd &&!bRemove) {
addTest(file, maxlen);
} else {
removeTest(file);
}
} else {
if (!processFile(file)) {
printError("in file " + file + " !");
}
}
}
System.out.println("");
}
/**
* Method declaration
*
*/
void printSwitches() {
System.out.println("Used labels:");
for (int i = 0; i < vSwitches.size(); i++) {
System.out.println((String) (vSwitches.elementAt(i)));
}
}
/**
* Method declaration
*
*
* @param path
*/
void addDir(String path) {
File f = new File(path);
if (f.isFile() && path.endsWith(".java")) {
vList.addElement(path);
} else if (f.isDirectory()) {
String list[] = f.list();
for (int i = 0; i < list.length; i++) {
addDir(path + File.separatorChar + list[i]);
}
}
}
/**
* Method declaration
*
*
* @param name
*/
void removeTest(String name) {
File f = new File(name);
File fnew = new File(name + ".new");
LineNumberReader read = null;
FileWriter write = null;
try {
read = new LineNumberReader(new FileReader(f));
write = new FileWriter(fnew);
while (true) {
String line = read.readLine();
if (line == null) {
break;
}
if (line.startsWith("Profile.visit(")) {
int s = line.indexOf(';');
line = line.substring(s + 1);
}
write.write(line + ls);
}
read.close();
read = null;
write.flush();
write.close();
write = null;
File fbak = new File(name + ".bak");
fbak.delete();
f.renameTo(fbak);
File fcopy = new File(name);
fnew.renameTo(fcopy);
fbak.delete();
} catch (Exception e) {
printError(e.getMessage());
}
finally {
if(read != null) {
try {
read.close();
} catch (IOException e1) {
}
}
if(write != null) {
try {
write.close();
} catch (IOException e1) {
}
}
}
}
/**
* Method declaration
*
*
* @param name
* @param maxline
*/
void addTest(String name, int maxline) {
File f = new File(name);
File fnew = new File(name + ".new");
String key = name;
key = key.replace('\\', '.');
LineNumberReader read = null;
FileWriter write = null;
try {
read = new LineNumberReader(new FileReader(f));
write = new FileWriter(fnew);
int l = 0;
boolean longline = false;
while (true) {
String line = read.readLine();
if (line == null) {
break;
}
if (line.startsWith(" ")) {
int spaces = 0;
for (; spaces < line.length(); spaces++) {
if (line.charAt(spaces) != ' ') {
break;
}
}
if (spaces > 3 && testLine(line) &&!longline) {
line = "org.hsqldb.test.Profile.visit(\"" + key
+ "\"," + l + "," + maxline + ");" + line;
l++;
} else if (isLongline(line)) {
longline = true;
} else {
longline = false;
}
}
write.write(line + ls);
}
read.close();
read = null;
write.flush();
write.close();
write = null;
File fbak = new File(name + ".bak");
fbak.delete();
f.renameTo(fbak);
File fcopy = new File(name);
fnew.renameTo(fcopy);
fbak.delete();
} catch (Exception e) {
printError(e.getMessage());
}
finally {
if(read != null) {
try {
read.close();
} catch (IOException e1) {
}
}
if(write != null) {
try {
write.close();
} catch (IOException e1) {
}
}
}
}
/**
* Method declaration
*
*
* @param name
*
* @return
*/
int testFile(String name) {
File f = new File(name);
LineNumberReader read = null;
try {
read = new LineNumberReader(new FileReader(f));
int l = 1,
maxline = 0;
boolean longline = false;
while (true) {
String line = read.readLine();
if (line == null) {
break;
}
if (line.length() > MAX_LINELENGTH
&&!line.startsWith("org.hsqldb.test.Profile.")) {
System.out.println("long line in " + name + " at line "
+ l);
}
if (line.startsWith(" ")) {
int spaces = 0;
for (; spaces < line.length(); spaces++) {
if (line.charAt(spaces) != ' ') {
break;
}
}
if (spaces > 3 && testLine(line) &&!longline) {
maxline++;
} else if (isLongline(line)) {
longline = true;
} else {
longline = false;
}
String s = line.substring(spaces);
if (s.startsWith("if(")) {
if (!s.endsWith(" {")) {
System.out.println("if( without { in " + name
+ " at line " + l);
}
} else if (s.startsWith("} else if(")) {
if (!s.endsWith(" {")) {
System.out.println("} else if without { in "
+ name + " at line " + l);
}
} else if (s.startsWith("while(")) {
if (!s.endsWith(" {")) {
System.out.println("while( without { in " + name
+ " at line " + l);
}
} else if (s.startsWith("switch(")) {
if (!s.endsWith(" {")) {
System.out.println("switch( without { in " + name
+ " at line " + l);
}
} else if (s.startsWith("do ")) {
if (!s.endsWith(" {")) {
System.out.println("do without { in " + name
+ " at line " + l);
}
}
}
l++;
}
return maxline;
} catch (Exception e) {
printError(e.getMessage());
}
finally {
if(read != null) {
try {
read.close();
} catch (IOException e1) {
}
}
}
return -1;
}
/**
* Method declaration
*
*
* @param line
*
* @return
*/
boolean testLine(String line) {
if (!line.endsWith(";")) {
return false;
}
if (line.trim().startsWith("super(")) {
return false;
}
return true;
}
/**
* Method declaration
*
*
* @param s
*
* @return
*/
boolean isLongline(String s) {
char c = s.charAt(s.length() - 1);
if (",(+-&|".indexOf(c) >= 0) {
return true;
}
return false;
}
/**
* Method declaration
*
*
* @param name
*
* @return
*/
boolean processFile(String name) {
File f = new File(name);
File fnew = new File(name + ".new");
int state = 0; // 0=normal 1=inside_if 2=inside_else
boolean switchoff = false;
boolean working = false;
int removeFrom = -1;
try {
Vector v = getFileLines(f);
Vector v1 = new Vector(v.size());
for (int i = 0; i < v.size(); i++) {
v1.addElement(v.elementAt(i));
}
for (int i = 0; i < v.size(); i++) {
String line = (String) v.elementAt(i);
if (line == null) {
break;
}
String lineTrimmed = trimBoth(line);
String lineStripped = stripSpaces(line);
if (working) {
if (lineTrimmed.equals("/*") || lineTrimmed.equals("*/")) {
v.removeElementAt(i--);
continue;
}
else if(lineTrimmed.startsWith("*")) {
int idx = line.indexOf('*');
v.setElementAt(line.substring(0, idx) + line.substring(idx + 1), i);
}
}
if (lineStripped.indexOf("//#") != -1) {
if (lineStripped.startsWith("//#ifdef")) {
if (state != 0) {
printError(
"'#ifdef' not allowed inside '#ifdef'");
return false;
}
state = 1;
removeFrom = -1;
String s = lineStripped.substring(8);
if ( vSwitchOn.indexOf(s) != -1) {
// if(!comment) {
v.remove(i--);
// }
printMessage(f, i, "Including " + s);
working = true;
switchoff = false;
} else if (vSwitchOff.indexOf(s) != -1) {
printMessage(f, i, "Excluding " + s);
working = true;
// if(comment) {
// v.insertElementAt("/*", i);
// }
// else {
removeFrom = i;
// }
switchoff = true;
}
if (vSwitches.indexOf(s) == -1) {
vSwitches.addElement(s);
}
} else if (lineStripped.startsWith("//#else")) {
if (state != 1) {
printError("'#else' without '#ifdef'");
return false;
}
state = 2;
if (!working) {}
else if (switchoff) {
// if(comment) {
// if (v.elementAt(i - 1).equals("")) {
// v.insertElementAt("*/", i - 1);
//
// i++;
// } else {
// v.insertElementAt("*/", i++);
// }
// }
// else {
if(removeFrom != -1) {
for(int j = i ; j >= removeFrom; j--) {
v.remove(j);
i--;
}
removeFrom = -1;
}
// }
switchoff = false;
} else {
// if(comment) {
// v.insertElementAt("/*", ++i);
// }
// else {
printMessage(f, i, "Will remove from " + i);
removeFrom = i;
// }
switchoff = true;
}
} else if (lineStripped.startsWith("//#endif")) {
if (state == 0) {
printError("'#endif' without '#ifdef'");
return false;
}
state = 0;
if (working) {
if(switchoff) {
if (v.elementAt(i - 1).equals("")) {
// if(comment) {
v.insertElementAt("*/", i - 1);
i++;
// }
} else {
// if(comment) {
v.insertElementAt("*/", i++);
// }
}
if(removeFrom != -1) {
printMessage(f, removeFrom, "Removing " + ( i - removeFrom) + " lines");
for(int j = i ; j >= removeFrom; j--) {
printMessage(f, i, "Removing '" + v.remove(j) + "'");
i--;
}
removeFrom = -1;
}
}
else {
// if(!comment) {
v.removeElementAt(i--);
// }
}
}
working = false;
switchoff = false;
} else {}
}
}
if (state != 0) {
printError("'#endif' missing");
return false;
}
boolean filechanged = false;
for (int i = 0; i < v.size(); i++) {
if (!v1.elementAt(i).equals(v.elementAt(i))) {
filechanged = true;
break;
}
}
if (!filechanged) {
return true;
}
writeFileLines(v, fnew);
File fbak = new File(name + ".bak");
fbak.delete();
f.renameTo(fbak);
File fcopy = new File(name);
fnew.renameTo(fcopy);
fbak.delete();
return true;
} catch (Exception e) {
printError(e.getMessage());
return false;
}
}
static Vector getFileLines(File f) throws IOException {
LineNumberReader read = null ;
Vector v = new Vector();
try {
read = new LineNumberReader(new FileReader(f));
for (;;) {
String line = read.readLine();
if (line == null) {
break;
}
v.addElement(line);
}
}
finally {
if(read != null) {
read.close();
}
}
return v;
}
static String trimBoth(String text) {
text = text.trim();
int s = text.length();
char ch;
int i;
for(i = 0 ; i < s && Character.isWhitespace((ch = text.charAt(i))); i++);
return i < s ? text.substring(i) : text;
}
static String stripSpaces(String text) {
StringBuffer buf = new StringBuffer();
int s = text.length();
char ch;
for(int i = 0 ; i < s; i++) {
ch = text.charAt(i);
if(!Character.isWhitespace(ch)) {
buf.append(ch);
}
}
return buf.toString();
}
static void writeFileLines(Vector v, File f) throws IOException {
FileWriter write = null;
try {
write = new FileWriter(f);
for (int i = 0; i < v.size(); i++) {
write.write((String) v.elementAt(i));
write.write(ls);
}
write.flush();
}
finally {
if(write != null ) {
write.close();
}
}
}
/**
* Method declaration
*
*
* @param error
*/
static void printError(String error) {
System.out.println("ERROR: " + error);
}
/**
* Method declaration
*
*
* @param error
*/
static void printMessage(File f, int line, String message) {
if(!quiet)
System.out.println("MSG: " + f.getName() + "[" + line + "] " + message);
}
public static void Xmain(String args[]) {
System.out.println(stripSpaces(trimBoth("//#ifdef XTRA")));
System.out.println(stripSpaces(trimBoth("\t\t \t//#ifdef XTRA")));
System.out.println(stripSpaces(trimBoth("\t\t \t//# ifdef XTRA")));
System.out.println(stripSpaces(trimBoth("\t\t \t// # ifdef XTRA")));
System.out.println(stripSpaces(trimBoth("//# ifdef XTRA")));
System.out.println(stripSpaces(trimBoth("// # ifdef\t \t XTRA")));
System.out.println(stripSpaces(trimBoth("// # ifdef XTRA")));
}
}