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snappy-java
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Fall back to the previous loading strategy that simply use LoadSnappy.load()

This commit is contained in:
Taro L. Saito 2011-04-06 12:07:16 +09:00
parent 9f71f8eb1c
commit a1f39c8b5a
1 changed files with 1 additions and 40 deletions
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39
src/main/java/org/xerial/snappy/Snappy.java
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@ -24,9 +24,6 @@
//-------------------------------------- //--------------------------------------
package org.xerial.snappy; package org.xerial.snappy;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.ByteBuffer; import java.nio.ByteBuffer;
/** /**
@ -39,44 +36,8 @@ public class Snappy
{ {
static { static {
URL resource = Snappy.class.getResource("/org/xerial/snappy/SnappyNative.class");
// jar:file:/C:/.../snappy-java-1.0.1-rc4-SNAPSHOT.jar!/org/xerial/snappy/SnappyNative.class
if (resource == null) {
LoadSnappy.load(); LoadSnappy.load();
} }
else {
String path = resource.toString();
if (path.startsWith("jar:")) {
int pos = path.indexOf(".jar!");
if (pos >= 0) {
path = path.substring(4, pos + 4);
}
}
else {
path = path.replace("SnappyNative", "LoadSnappy");
}
try {
URL loaderPath = new URL(path);
ClassLoader systemClassLoader = ClassLoader.getSystemClassLoader();
if (URLClassLoader.class.isInstance(systemClassLoader)) {
URLClassLoader cl = URLClassLoader.class.cast(systemClassLoader);
Method addURLmethod = URLClassLoader.class.getDeclaredMethod("addURL",
new Class< ? >[] { URL.class });
addURLmethod.setAccessible(true);
addURLmethod.invoke(cl, loaderPath);
Class< ? > snappyLoader = cl.loadClass("org.xerial.snappy.LoadSnappy");
Method loader = snappyLoader.getMethod("load");
loader.invoke(null);
}
}
catch (Exception e) {
e.printStackTrace();
}
}
}
/** /**
* Get the native library version of the snappy * Get the native library version of the snappy