billbarker 2003/02/03 22:01:57
Added: util/java/org/apache/tomcat/util/compat Jdk14Compat.java
JdkCompat.java
Log:
Adding JdkSupport classes.
Changes from patch is to include better version detection.
Submitted by: Tim Funk [EMAIL PROTECTED]
Revision Changes Path
1.1
jakarta-tomcat-connectors/util/java/org/apache/tomcat/util/compat/Jdk14Compat.java
Index: Jdk14Compat.java
===================================================================
/*
* $Header:
/home/cvs/jakarta-tomcat-connectors/util/java/org/apache/tomcat/util/compat/Jdk14Compat.java,v
1.1 2003/02/04 06:01:56 billbarker Exp $
* $Revision: 1.1 $
* $Date: 2003/02/04 06:01:56 $
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* 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 APACHE SOFTWARE FOUNDATION 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 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/
package org.apache.catalina.util;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URL;
import java.net.MalformedURLException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* See JdkCompat. This is an extension of that class for Jdk1.4 support.
*
* @author Tim Funk
*/
public class Jdk14Compat extends JdkCompat {
// -------------------------------------------------------------- Constants
// ------------------------------------------------------- Static Variables
static Log logger = LogFactory.getLog(Jdk14Compat.class);
// ----------------------------------------------------------- Constructors
/**
* Default no-arg constructor
*/
protected Jdk14Compat() {
}
// --------------------------------------------------------- Public Methods
/**
* Return the URI for the given file. Originally created for
* o.a.c.loader.WebappClassLoader
*
* @param File to wrap into URI
* @return A URI as a URL
*/
public URL getURI(File file)
throws MalformedURLException {
File realFile = file;
try {
realFile = realFile.getCanonicalFile();
} catch (IOException e) {
// Ignore
}
return realFile.toURI().toURL();
}
}
1.1
jakarta-tomcat-connectors/util/java/org/apache/tomcat/util/compat/JdkCompat.java
Index: JdkCompat.java
===================================================================
/*
* $Header:
/home/cvs/jakarta-tomcat-connectors/util/java/org/apache/tomcat/util/compat/JdkCompat.java,v
1.1 2003/02/04 06:01:56 billbarker Exp $
* $Revision: 1.1 $
* $Date: 2003/02/04 06:01:56 $
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* 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 APACHE SOFTWARE FOUNDATION 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 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/
package org.apache.catalina.util;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.net.MalformedURLException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* General-purpose utility to provide backward-compatibility and JDK
* independence. This allow use of JDK1.3 ( or higher ) facilities if
* available, while maintaining the code compatible with older VMs.
*
* The goal is to make backward-compatiblity reasonably easy.
*
* The base class supports JDK1.3 behavior.
*
* @author Tim Funk
*/
public class JdkCompat {
// -------------------------------------------------------------- Constants
public static final String JDK14_CLASS = "org.apache.catalina.util.Jdk14Compat";
// ------------------------------------------------------- Static Variables
/**
* The static instance holder.
*/
static JdkCompat jdkCompat;
/**
* Commons logger wrapper
*/
static Log logger = LogFactory.getLog(JdkCompat.class);
/** Return java version as a string
*/
public static String getJavaVersion() {
return javaVersion;
}
public static boolean isJava2() {
return java2;
}
public static boolean isJava14() {
return java14;
}
// -------------------- Implementation --------------------
// from ant
public static final String JAVA_1_0 = "1.0";
public static final String JAVA_1_1 = "1.1";
public static final String JAVA_1_2 = "1.2";
public static final String JAVA_1_3 = "1.3";
public static final String JAVA_1_4 = "1.4";
static String javaVersion;
static boolean java2=false;
static boolean java14=false;
static JdkCompat compat;
static {
init();
}
// class providing java2 support
static final String JAVA14_SUPPORT=
"org.apache.tomcat.util.compat.Jdk14Compat";
private static void init() {
try {
javaVersion = JAVA_1_0;
Class.forName("java.lang.Void");
javaVersion = JAVA_1_1;
Class.forName("java.lang.ThreadLocal");
java2=true;
javaVersion = JAVA_1_2;
Class.forName("java.lang.StrictMath");
javaVersion = JAVA_1_3;
Class.forName("java.lang.CharSequence");
javaVersion = JAVA_1_4;
java14=true;
} catch (ClassNotFoundException cnfe) {
// swallow as we've hit the max class version that we have
}
if( java14 ) {
try {
Class c=Class.forName(JAVA14_SUPPORT);
compat=(JdkCompat)c.newInstance();
} catch( Exception ex ) {
compat=new JdkCompat();
}
} else {
compat=new JdkCompat();
// Install jar handler if none installed
}
}
// ----------------------------------------------------------- Constructors
/**
* Default no-arg constructor
*/
protected JdkCompat() {
}
// --------------------------------------------------------- Public Methods
/**
* Get a compatibiliy helper class.
*/
public static JdkCompat getJdkCompat() {
return jdkCompat;
}
/**
* Return the URI for the given file. Originally created for
* o.a.c.loader.WebappClassLoader
*
* @param File to wrap into URI
* @return A URI as a URL
*/
public URL getURI(File file)
throws MalformedURLException {
File realFile = file;
try {
realFile = realFile.getCanonicalFile();
} catch (IOException e) {
// Ignore
}
return realFile.toURL();
}
}
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