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Fixes issue 21

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This commit is contained in:
Taro L. Saito 2011-06-27 12:15:50 +09:00
parent 3fd156410c
commit 536f130595
1 changed files with 6 additions and 1 deletions
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7
src/test/java/org/xerial/snappy/SnappyLoaderTest.java
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@ -85,18 +85,23 @@ public class SnappyLoaderTest
@Test @Test
public void loadSnappyByDiffentClassloadersInTheSameJVM() throws Exception { public void loadSnappyByDiffentClassloadersInTheSameJVM() throws Exception {
// Parent class loader cannot see Snappy.class
ClassLoader parent = this.getClass().getClassLoader().getParent(); ClassLoader parent = this.getClass().getClassLoader().getParent();
ClassWorld cw = new ClassWorld(); ClassWorld cw = new ClassWorld();
ClassRealm P = cw.newRealm("P", parent); ClassRealm P = cw.newRealm("P", parent);
// Prepare the child class loaders which can load Snappy.class
URL classPath = new File("target/classes").toURI().toURL(); URL classPath = new File("target/classes").toURI().toURL();
ClassRealm L1 = cw.newRealm("l1", URLClassLoader.newInstance(new URL[] { classPath }, parent)); ClassRealm L1 = cw.newRealm("l1", URLClassLoader.newInstance(new URL[] { classPath }, parent));
ClassRealm L2 = cw.newRealm("l2", URLClassLoader.newInstance(new URL[] { classPath }, parent)); ClassRealm L2 = cw.newRealm("l2", URLClassLoader.newInstance(new URL[] { classPath }, parent));
// Actually load Snappy.class in a class loader
Class< ? > S1 = L1.loadClass("org.xerial.snappy.Snappy"); Class< ? > S1 = L1.loadClass("org.xerial.snappy.Snappy");
Method m = S1.getMethod("getNativeLibraryVersion"); Method m = S1.getMethod("getNativeLibraryVersion");
String v = (String) m.invoke(null); String v = (String) m.invoke(null);
// Load Snappy.class from another class loader
Class< ? > S2 = L2.loadClass("org.xerial.snappy.Snappy"); Class< ? > S2 = L2.loadClass("org.xerial.snappy.Snappy");
Method m2 = S2.getMethod("getNativeLibraryVersion"); Method m2 = S2.getMethod("getNativeLibraryVersion");
String v2 = (String) m2.invoke(null); String v2 = (String) m2.invoke(null);
@ -107,7 +112,7 @@ public class SnappyLoaderTest
@Ignore @Ignore
@Test @Test
public void loadFromSytemClassLoader() throws Exception { public void createByteCodeOfSnappyLoader() throws Exception {
ClassLoader parent = this.getClass().getClassLoader().getParent(); ClassLoader parent = this.getClass().getClassLoader().getParent();
ClassWorld cw = new ClassWorld(); ClassWorld cw = new ClassWorld();