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/*******************************************************************************
* Copyright (c) 2010, 2011 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.dbws.eclipselink.core.gen.internal;
import static java.util.logging.Level.SEVERE;
import java.io.File;
import java.text.MessageFormat;
import java.util.logging.Level;
/**
* Tools
*/
public final class Tools
{
/** empty string */
public static final String EMPTY_STRING = ""; //$NON-NLS-1$
private static final String USER_DIRECTORY = System.getProperty("user.dir"); //$NON-NLS-1$
// ********** queries **********
/**
* Return whether the specified string is null, empty, or contains
* only whitespace characters.
*/
public static boolean stringIsEmpty(String string) {
if (string == null) {
return true;
}
int len = string.length();
if (len == 0) {
return true;
}
return stringIsEmpty_(string.toCharArray(), len);
}
private static boolean stringIsEmpty_(char[] s, int len) {
for (int i = len; i-- > 0; ) {
if ( ! Character.isWhitespace(s[i])) {
return false;
}
}
return true;
}
// ********** short name manipulation **********
public static File buildDirectory(String dirName) {
File currentDir = currentWorkingDirectory();
File dir = new File(currentDir, dirName);
dir.mkdir();
return dir;
}
/**
* Return a file representing the current working directory.
*/
public static File currentWorkingDirectory() {
return new File(USER_DIRECTORY); //$NON-NLS-1$
}
/**
* Strip the extension from the specified file name
* and return the result. If the file name has no
* extension, it is returned unchanged
* File#basePath()
*/
public static String stripExtension(String fileName) {
int index = fileName.lastIndexOf('.');
if (index == -1) {
return fileName;
}
return fileName.substring(0, index);
}
public static String extractDirectory(String path) {
if( ! path.contains(File.separator)) {
return EMPTY_STRING;
}
return path.substring(0, path.lastIndexOf(File.separator));
}
public static void logMessage(Level level, String message) {
if(level == SEVERE) {
System.err.println('\n' + message);
}
else {
System.out.println('\n' + message);
}
}
// ********** NLS utilities **********
public static String getString(String key) {
return JptDbwsCoreMessages.getString(key);
}
public static String bind(String key, Object argument) {
return MessageFormat.format(getString(key), argument);
}
}
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