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various tweaks for Classpath compatibility

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This commit is contained in:
Joel Dice
2009-06-06 20:32:44 -06:00
parent 4fca1d64ba
commit 20ea82ec2e
4 changed files with 29 additions and 95 deletions
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88
classpath/java/net/URL.java
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@ -1,4 +1,4 @@
/* Copyright (c) 2008, Avian Contributors
/* Copyright (c) 2008-2009, Avian Contributors
Permission to use, copy, modify, and/or distribute this software
for any purpose with or without fee is hereby granted, provided
@ -11,7 +11,6 @@
package java.net;
import java.io.IOException;
import java.io.FileNotFoundException;
import java.io.InputStream;
public final class URL {
@ -73,7 +72,7 @@ public final class URL {
throws MalformedURLException
{
if ("resource".equals(protocol)) {
return new ResourceHandler();
return new avian.resource.Handler();
} else {
throw new MalformedURLException("unknown protocol: " + protocol);
}
@ -88,87 +87,4 @@ public final class URL {
this.file = file;
this.ref = ref;
}
private static class ResourceHandler extends URLStreamHandler {
protected URLConnection openConnection(URL url) {
return new ResourceConnection(url);
}
}
private static class ResourceConnection extends URLConnection {
public ResourceConnection(URL url) {
super(url);
}
public int getContentLength() {
return ResourceInputStream.getContentLength(url.getFile());
}
public InputStream getInputStream() throws IOException {
return new ResourceInputStream(url.getFile());
}
}
private static class ResourceInputStream extends InputStream {
private long peer;
private int position;
public ResourceInputStream(String path) throws IOException {
peer = open(path);
if (peer == 0) {
throw new FileNotFoundException(path);
}
}
private static native int getContentLength(String path);
private static native long open(String path) throws IOException;
private static native int read(long peer, int position) throws IOException;
private static native int read(long peer, int position,
byte[] b, int offset, int length)
throws IOException;
public static native void close(long peer) throws IOException;
public int read() throws IOException {
if (peer != 0) {
int c = read(peer, position);
if (c >= 0) {
++ position;
}
return c;
} else {
throw new IOException();
}
}
public int read(byte[] b, int offset, int length) throws IOException {
if (peer != 0) {
if (b == null) {
throw new NullPointerException();
}
if (offset < 0 || offset + length > b.length) {
throw new ArrayIndexOutOfBoundsException();
}
int c = read(peer, position, b, offset, length);
if (c >= 0) {
position += c;
}
return c;
} else {
throw new IOException();
}
}
public void close() throws IOException {
if (peer != 0) {
close(peer);
peer = 0;
}
}
}
}