--- /dev/null
+/*
+ * Copyright 2005 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.wamblee.xml;
+
+import java.io.IOException;
+
+import javax.xml.transform.Source;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.URIResolver;
+import javax.xml.transform.stream.StreamSource;
+
+import org.wamblee.io.ClassPathResource;
+import org.wamblee.io.InputResource;
+
+/**
+ * URI resolver that resolves stylesheets through the classpath.
+ */
+public class ClasspathUriResolver implements URIResolver {
+
+ /**
+ * Constructs the resolver.
+ *
+ */
+ public ClasspathUriResolver() {
+ // Empty.
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see javax.xml.transform.URIResolver#resolve(java.lang.String,
+ * java.lang.String)
+ */
+ public Source resolve(String aHref, String aBase)
+ throws TransformerException {
+ InputResource xslt = new ClassPathResource(aHref);
+ try {
+ return new StreamSource(xslt.getInputStream());
+ } catch (IOException e) {
+ throw new TransformerException(
+ "Could not get XSLT style sheet in classpath '" + aHref
+ + "'", e);
+ }
+ }
+
+}
--- /dev/null
+/*
+ * Copyright 2005 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.wamblee.concurrency;
+
+import org.wamblee.test.EventTracker;
+import org.wamblee.test.TimingUtils;
+
+import junit.framework.TestCase;
+
+/**
+ * Tests for the JVMLock.
+ */
+public class JvmLockTest extends TestCase {
+
+ private static final int SLEEP_TIME = 1000;
+
+ private static final String STARTED = "started";
+
+ private static final String ACQUIRED = "acquired";
+
+ private static final String RELEASED = "released";
+
+ private JvmLock _lock;
+
+ private EventTracker<String> _tracker;
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see junit.framework.TestCase#setUp()
+ */
+ @Override
+ protected void setUp() throws Exception {
+ _lock = new JvmLock();
+ _tracker = new EventTracker<String>();
+ }
+
+ private Thread runThread() {
+ Thread t = new Thread(new Runnable() {
+ public void run() {
+ _tracker.eventOccurred(STARTED);
+ _lock.acquire();
+ _tracker.eventOccurred(ACQUIRED);
+ TimingUtils.sleep(SLEEP_TIME);
+ _lock.release();
+ _tracker.eventOccurred(RELEASED);
+ };
+ });
+ t.start();
+ return t;
+ }
+
+ /**
+ * Tests the operation of the lock.
+ */
+ public void testLock() throws InterruptedException {
+ Thread t1 = runThread();
+ Thread t2 = runThread();
+ TimingUtils.sleep(SLEEP_TIME / 10); // give threads a chance to start
+ // up.
+ assertEquals(2, _tracker.getEventCount(STARTED)); // both threads
+ // should have
+ // started.
+ assertEquals(1, _tracker.getEventCount(ACQUIRED)); // one thread has
+ // acquired the
+ // lock.
+ TimingUtils.sleep(SLEEP_TIME);
+ assertEquals(2, _tracker.getEventCount(ACQUIRED)); // now the other
+ // thread could also
+ // acquire the lock
+ assertEquals(1, _tracker.getEventCount(RELEASED)); // and the first
+ // thread has
+ // released it.
+ TimingUtils.sleep(SLEEP_TIME);
+ assertEquals(2, _tracker.getEventCount(RELEASED)); // both threads
+ // should be
+ // finished.
+ t1.join();
+ t2.join();
+ }
+}
--- /dev/null
+/*
+ * Copyright 2005 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.wamblee.test;
+
+import junit.framework.TestCase;
+
+/**
+ * Timing utilities.
+ */
+public final class TimingUtils {
+
+ /**
+ * Disabled constructor.
+ *
+ */
+ private TimingUtils() {
+ // Empty
+ }
+
+ /**
+ * Sleeps for a time.
+ * @param aMillis Number of milliseconds to sleep.
+ */
+ public static void sleep(int aMillis) {
+ try {
+ Thread.sleep(aMillis);
+ } catch (InterruptedException e) {
+ TestCase.fail("Who interrupted my sleep?");
+ }
+ }
+
+}
git://wamblee.org / utils / commitdiff