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URLClassLoader.java: import gnu.gcj.Core, and gnu.java.net.protocol.core.CoreInputStream.

Browse source 
2005-06-04  Anthony Green  <green@redhat.com>

        * java/net/URLClassLoader.java: import gnu.gcj.Core,
        and gnu.java.net.protocol.core.CoreInputStream.
        (CureURLLoader): New class.
        (CoreResource): New class.
        (addURLImpl): Add special treatment for the "core" protocol.
        * gnu/gcj/natCore.cc (find): New method.
        * gnu/gcj/Core.java (find): New method.

From-SVN: r100582
This commit is contained in:
Anthony Green 2005-06-04 11:23:29 +00:00 • committed by Anthony Green
parent e0342c26d3
commit 15f1298bf1
4 changed files with 84 additions and 1 deletions
libjava/java/net
URLClassLoader.java

65
libjava/java/net/URLClassLoader.java
View file

@ -63,7 +63,8 @@ import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import gnu.gcj.runtime.SharedLibHelper;
import gnu.gcj.Core;
import gnu.java.net.protocol.core.CoreInputStream;
/**
* A secure class loader that can load classes and resources from
@ -677,6 +678,66 @@ public class URLClassLoader extends SecureClassLoader
}
}
/**
* A <code>CoreURLLoader</code> is a type of <code>URLLoader</code>
* only loading from core url.
*/
static final class CoreURLLoader extends URLLoader
{
private String dir;
CoreURLLoader(URLClassLoader classloader, URL url)
{
super(classloader, url);
dir = baseURL.getFile();
}
/** get resource with the name "name" in the core url */
Resource getResource(String name)
{
Core core = Core.find (dir + name);
if (core != null)
return new CoreResource(this, name, core);
return null;
}
}
static final class CoreResource extends Resource
{
final Core core;
CoreResource(CoreURLLoader loader, String name, Core core)
{
super(loader, name);
this.core = core;
}
InputStream getInputStream() throws IOException
{
return new CoreInputStream(core);
}
public int getLength()
{
return core.length;
}
public URL getURL()
{
try
{
return new URL(loader.baseURL, name,
loader.classloader.getURLStreamHandler("core"));
}
catch (MalformedURLException e)
{
InternalError ie = new InternalError();
ie.initCause(e);
throw ie;
}
}
}
// Constructors
/**
@ -842,6 +903,8 @@ public class URLClassLoader extends SecureClassLoader
loader = new JarURLLoader(this, newUrl);
else if ("file".equals(protocol))
loader = new FileURLLoader(this, newUrl);
else if ("core".equals(protocol))
loader = new CoreURLLoader(this, newUrl);
else
loader = new RemoteURLLoader(this, newUrl);