Add a parser tool for DOM to avoid a JDK bug of deadlock (at com.sun.org.apache.xerces.internal.impl.dv.DTDDVFactory.getInstance)

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1151663 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 26 insertions, 1 deletions

diff --git a/sca-java-2.x/trunk/modules/common-xml/src/test/java/org/apache/tuscany/sca/common/xml/dom/DOMHelperTestCase.java b/sca-java-2.x/trunk/modules/common-xml/src/test/java/org/apache/tuscany/sca/common/xml/dom/DOMHelperTestCase.java
index 176ea35c1c..1be852ba05 100644
--- a/sca-java-2.x/trunk/modules/common-xml/src/test/java/org/apache/tuscany/sca/common/xml/dom/DOMHelperTestCase.java
+++ b/sca-java-2.x/trunk/modules/common-xml/src/test/java/org/apache/tuscany/sca/common/xml/dom/DOMHelperTestCase.java
@@ -20,13 +20,15 @@
 package org.apache.tuscany.sca.common.xml.dom;
 
 import static org.junit.Assert.assertNotNull;
-import junit.framework.Assert;
+
+import javax.xml.parsers.DocumentBuilder;
 
 import org.apache.tuscany.sca.common.xml.sax.SAXHelper;
 import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
 import org.apache.tuscany.sca.core.ExtensionPointRegistry;
 import org.custommonkey.xmlunit.XMLAssert;
 import org.junit.AfterClass;
+import org.junit.Assert;
 import org.junit.BeforeClass;
 import org.junit.Test;
 import org.w3c.dom.Document;
@@ -78,4 +80,27 @@ public class DOMHelperTestCase {
         XMLAssert.assertXMLEqual(XML, xml);
     }
 
+    @Test
+    public void testPool() {
+        DOMHelper helper = DOMHelper.getInstance(registry);
+
+        DocumentBuilder buidler1 = helper.newDocumentBuilder();
+        Assert.assertTrue(helper.builderPool.getObjects().get(buidler1));
+
+        Assert.assertEquals(1, helper.builderPool.inUse());
+
+        DocumentBuilder buidler2 = helper.newDocumentBuilder();
+        Assert.assertTrue(helper.builderPool.getObjects().get(buidler2));
+        Assert.assertEquals(2, helper.builderPool.inUse());
+
+        helper.returnDocumentBuilder(buidler2);
+        Assert.assertFalse(helper.builderPool.getObjects().get(buidler2));
+        Assert.assertEquals(1, helper.builderPool.inUse());
+
+        helper.returnDocumentBuilder(buidler1);
+        Assert.assertFalse(helper.builderPool.getObjects().get(buidler1));
+        Assert.assertEquals(0, helper.builderPool.inUse());
+
+    }
+
 }