/* | |
Launch4j (http://launch4j.sourceforge.net/) | |
Cross-platform Java application wrapper for creating Windows native executables. | |
Copyright (c) 2004, 2007 Grzegorz Kowal | |
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. | |
* Neither the name of the Launch4j 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 THE COPYRIGHT OWNER 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. | |
*/ | |
/* | |
* Created on 2004-01-30 | |
*/ | |
package net.sf.launch4j.binding; | |
import java.io.File; | |
import java.util.Arrays; | |
import java.util.Collection; | |
import java.util.HashSet; | |
import java.util.Iterator; | |
import java.util.List; | |
import net.sf.launch4j.Util; | |
import net.sf.launch4j.config.ConfigPersister; | |
/** | |
* @author Copyright (C) 2004 Grzegorz Kowal | |
*/ | |
public class Validator { | |
public static final String ALPHANUMERIC_PATTERN = "[\\w]*?"; | |
public static final String ALPHA_PATTERN = "[\\w&&\\D]*?"; | |
public static final String NUMERIC_PATTERN = "[\\d]*?"; | |
public static final String PATH_PATTERN = "[\\w|[ .,:\\-/\\\\]]*?"; | |
public static final int MAX_STR = 128; | |
public static final int MAX_PATH = 260; | |
public static final int MAX_BIG_STR = 8192; // or 16384; | |
public static final int MAX_ARGS = 32767 - 2048; | |
private Validator() {} | |
public static boolean isEmpty(String s) { | |
return s == null || s.equals(""); | |
} | |
public static void checkNotNull(Object o, String property, String name) { | |
if (o == null) { | |
signalViolation(property, | |
Messages.getString("Validator.empty.field", name)); | |
} | |
} | |
public static void checkString(String s, int maxLength, String property, | |
String name) { | |
if (s == null || s.length() == 0) { | |
signalViolation(property, | |
Messages.getString("Validator.empty.field", name)); | |
} | |
if (s.length() > maxLength) { | |
signalLengthViolation(property, name, maxLength); | |
} | |
} | |
public static void checkOptStrings(List strings, int maxLength, int totalMaxLength, | |
String property, String name) { | |
if (strings == null) { | |
return; | |
} | |
int totalLength = 0; | |
for (Iterator iter = strings.iterator(); iter.hasNext();) { | |
String s = (String) iter.next(); | |
checkString(s, maxLength, property, name); | |
totalLength += s.length(); | |
if (totalLength > totalMaxLength) { | |
signalLengthViolation(property, name, totalMaxLength); | |
} | |
} | |
} | |
public static void checkString(String s, int maxLength, String pattern, | |
String property, String name) { | |
checkString(s, maxLength, property, name); | |
if (!s.matches(pattern)) { | |
signalViolation(property, | |
Messages.getString("Validator.invalid.data", name)); | |
} | |
} | |
public static void checkOptStrings(List strings, int maxLength, int totalMaxLength, | |
String pattern, String property, String name, String msg) { | |
if (strings == null) { | |
return; | |
} | |
int totalLength = 0; | |
for (Iterator iter = strings.iterator(); iter.hasNext();) { | |
String s = (String) iter.next(); | |
checkString(s, maxLength, property, name); | |
if (!s.matches(pattern)) { | |
signalViolation(property, msg != null | |
? msg | |
: Messages.getString("Validator.invalid.data", name)); | |
} | |
totalLength += s.length(); | |
if (totalLength > totalMaxLength) { | |
signalLengthViolation(property, name, totalMaxLength); | |
} | |
} | |
} | |
public static void checkOptString(String s, int maxLength, String property, | |
String name) { | |
if (s == null || s.length() == 0) { | |
return; | |
} | |
if (s.length() > maxLength) { | |
signalLengthViolation(property, name, maxLength); | |
} | |
} | |
public static void checkOptString(String s, int maxLength, String pattern, | |
String property, String name) { | |
if (s == null || s.length() == 0) { | |
return; | |
} | |
if (s.length() > maxLength) { | |
signalLengthViolation(property, name, maxLength); | |
} | |
if (!s.matches(pattern)) { | |
signalViolation(property, | |
Messages.getString("Validator.invalid.data", name)); | |
} | |
} | |
public static void checkRange(int value, int min, int max, | |
String property, String name) { | |
if (value < min || value > max) { | |
signalViolation(property, | |
Messages.getString("Validator.must.be.in.range", name, | |
String.valueOf(min), String.valueOf(max))); | |
} | |
} | |
public static void checkRange(char value, char min, char max, | |
String property, String name) { | |
if (value < min || value > max) { | |
signalViolation(property, Messages.getString("Validator.must.be.in.range", | |
name, String.valueOf(min), String.valueOf(max))); | |
} | |
} | |
public static void checkMin(int value, int min, String property, String name) { | |
if (value < min) { | |
signalViolation(property, | |
Messages.getString("Validator.must.be.at.least", name, | |
String.valueOf(min))); | |
} | |
} | |
public static void checkIn(String s, String[] strings, String property, | |
String name) { | |
if (isEmpty(s)) { | |
signalViolation(property, | |
Messages.getString("Validator.empty.field", name)); | |
} | |
List list = Arrays.asList(strings); | |
if (!list.contains(s)) { | |
signalViolation(property, | |
Messages.getString("Validator.invalid.option", name, list.toString())); | |
} | |
} | |
public static void checkTrue(boolean condition, String property, String msg) { | |
if (!condition) { | |
signalViolation(property, msg); | |
} | |
} | |
public static void checkFalse(boolean condition, String property, String msg) { | |
if (condition) { | |
signalViolation(property, msg); | |
} | |
} | |
public static void checkElementsNotNullUnique(Collection c, String property, | |
String msg) { | |
if (c.contains(null) | |
|| new HashSet(c).size() != c.size()) { | |
signalViolation(property, | |
Messages.getString("Validator.already.exists", msg)); | |
} | |
} | |
public static void checkElementsUnique(Collection c, String property, String msg) { | |
if (new HashSet(c).size() != c.size()) { | |
signalViolation(property, | |
Messages.getString("Validator.already.exists", msg)); | |
} | |
} | |
public static void checkFile(File f, String property, String fileDescription) { | |
File cfgPath = ConfigPersister.getInstance().getConfigPath(); | |
if (f == null | |
|| f.getPath().equals("") | |
|| (!f.exists() && !Util.getAbsoluteFile(cfgPath, f).exists())) { | |
signalViolation(property, | |
Messages.getString("Validator.doesnt.exist", fileDescription)); | |
} | |
} | |
public static void checkOptFile(File f, String property, String fileDescription) { | |
if (f != null && f.getPath().length() > 0) { | |
checkFile(f, property, fileDescription); | |
} | |
} | |
public static void checkRelativeWinPath(String path, String property, String msg) { | |
if (path == null | |
|| path.equals("") | |
|| path.startsWith("/") | |
|| path.startsWith("\\") | |
|| path.indexOf(':') != -1) { | |
signalViolation(property, msg); | |
} | |
} | |
public static void signalLengthViolation(String property, String name, | |
int maxLength) { | |
signalViolation(property, | |
Messages.getString("Validator.exceeds.max.length", name, | |
String.valueOf(maxLength))); | |
} | |
public static void signalViolation(String property, String msg) { | |
throw new InvariantViolationException(property, msg); | |
} | |
} |