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package org.apache.tomcat.util.compat;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URL;
import java.net.MalformedURLException;
import com.sun.org.apache.commons.logging.Log;
import com.sun.org.apache.commons.logging.LogFactory;
/**
* See JdkCompat. This is an extension of that class for Jdk1.4 support.
*
* @author Tim Funk
* @author Remy Maucherat
*/
public class Jdk14Compat extends JdkCompat {
// ----------------------------------------------------------- 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();
}
/**
* Return the maximum amount of memory the JVM will attempt to use.
*/
public long getMaxMemory() {
return Runtime.getRuntime().maxMemory();
}
/**
* Print out a partial servlet stack trace (truncating at the last
* occurrence of javax.servlet.).
*/
public String getPartialServletStackTrace(Throwable t) {
StringBuffer trace = new StringBuffer();
trace.append(t.toString()).append('\n');
StackTraceElement[] elements = t.getStackTrace();
int pos = elements.length;
for (int i = 0; i < elements.length; i++) {
if ((elements[i].getClassName().startsWith
("org.apache.catalina.core.ApplicationFilterChain"))
&& (elements[i].getMethodName().equals("internalDoFilter"))) {
pos = i;
}
}
for (int i = 0; i < pos; i++) {
if (!(elements[i].getClassName().startsWith
("org.apache.catalina.core."))) {
trace.append('\t').append(elements[i].toString()).append('\n');
}
}
return trace.toString();
}
public String [] split(String path, String pat) {
return path.split(pat);
}
}