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From mik...@apache.org
Subject svn commit: r770732 - in /openjpa/branches/1.3.x: openjpa-kernel/src/main/java/org/apache/openjpa/datacache/ openjpa-kernel/src/main/java/org/apache/openjpa/meta/ openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/
Date Fri, 01 May 2009 15:53:21 GMT
Author: mikedd
Date: Fri May  1 15:53:20 2009
New Revision: 770732

URL: http://svn.apache.org/viewvc?rev=770732&view=rev
Log:
OPENJPA-1045. L2 cache included / excluded types may be specified via configuration properties

Added:
    openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java
  (with props)
    openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java
  (with props)
    openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java
  (with props)
    openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java
  (with props)
Modified:
    openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/datacache/AbstractDataCache.java
    openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/meta/ClassMetaData.java

Modified: openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/datacache/AbstractDataCache.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/datacache/AbstractDataCache.java?rev=770732&r1=770731&r2=770732&view=diff
==============================================================================
--- openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/datacache/AbstractDataCache.java
(original)
+++ openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/datacache/AbstractDataCache.java
Fri May  1 15:53:20 2009
@@ -19,13 +19,17 @@
 package org.apache.openjpa.datacache;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.BitSet;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
+import org.apache.commons.lang.StringUtils;
 import org.apache.openjpa.conf.OpenJPAConfiguration;
 import org.apache.openjpa.event.RemoteCommitEvent;
 import org.apache.openjpa.event.RemoteCommitListener;
@@ -35,6 +39,8 @@
 import org.apache.openjpa.lib.util.Localizer;
 import org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager;
 
+import serp.util.Strings;
+
 /**
  * Abstract {@link DataCache} implementation that provides various
  * statistics, logging, and timeout functionality common across cache
@@ -68,6 +74,9 @@
     private String _name = null;
     private boolean _closed = false;
     private String _schedule = null;
+    
+    protected Set<String> _includedTypes;
+    protected Set<String> _excludedTypes;
 
     public String getName() {
         return _name;
@@ -461,4 +470,73 @@
                 log.warn(s_loc.get("exp-listener-ex"), e);
 		}
 	}
+    
+    public Set<String> getTypes() {
+        return _includedTypes;
+    }
+    
+    public Set<String> getExcludedTypes() {
+        return _excludedTypes;
+    }
+
+    public void setTypes(Set<String> types) {
+        _includedTypes = types;
+    }
+
+    public void setTypes(String types) {
+        _includedTypes =
+            StringUtils.isEmpty(types) ? null : new HashSet<String>(Arrays
+                .asList(Strings.split(types, ";", 0)));
+    }
+
+    public void setExcludedTypes(Set<String> types) {
+        _excludedTypes = types;
+    }
+
+    public void setExcludedTypes(String types) {
+        _excludedTypes =
+            StringUtils.isEmpty(types) ? null : new HashSet<String>(Arrays
+                .asList(Strings.split(types, ";", 0)));
+    }
+
+    /**
+     * Determine whether a provided class can be applied to this cache.
+     * 
+     * <P>
+     * The algorithm used to determine which types apply is as follows:
+     * <UL>
+     * <LI>If neither included nor excluded types are found all types will be
+     * used.</LI>
+     * <LI>If included types are specified and excluded types are not specified
+     * <b>only</b> the included types will be used.</LI>
+     * <LI>If included types are not specified and excluded types are specified
+     * all types will be used <b>except</b> those which are explicitly excluded.
+     * </LI>
+     * <LI>If both included types and excluded types are specified then
+     * <b>only</b> the included types will be used. If an included type is also
+     * an excluded type the <b>excluded</b> setting will take precedence (ie

+     * the type will not be used).</LI>
+     * </UL>
+     * 
+     * @param className
+     *            A class which may be used by this plugin.
+     * @return True if the type should be used, otherwise false.
+     */
+    public boolean isCacheableType(String classname) {
+        boolean rval = true;
+        if(rval) { 
+            System.out.format("ABDC");
+        }
+        if (_includedTypes != null && ! _includedTypes.isEmpty()) { 
+            if(!_includedTypes.contains(classname)) {
+                rval = false;
+            }
+        }
+        if (_excludedTypes != null && ! _excludedTypes.isEmpty()) { 
+            if(_excludedTypes.contains(classname)) {
+                rval = false;
+            }
+        }
+        return rval;
+    }
 }

Modified: openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/meta/ClassMetaData.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/meta/ClassMetaData.java?rev=770732&r1=770731&r2=770732&view=diff
==============================================================================
--- openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/meta/ClassMetaData.java
(original)
+++ openjpa/branches/1.3.x/openjpa-kernel/src/main/java/org/apache/openjpa/meta/ClassMetaData.java
Fri May  1 15:53:20 2009
@@ -38,6 +38,7 @@
 
 import org.apache.commons.lang.StringUtils;
 import org.apache.openjpa.conf.OpenJPAConfiguration;
+import org.apache.openjpa.datacache.AbstractDataCache;
 import org.apache.openjpa.datacache.DataCache;
 import org.apache.openjpa.enhance.PCRegistry;
 import org.apache.openjpa.enhance.Reflection;
@@ -1342,14 +1343,23 @@
     }
 
     /**
-     * The name of the datacache to use for this class, or null if none.
+     * The name of the datacache to use for this class. If this class is not
+     * eligible for caching based its annotation or the cache configuration
+     * null will be returned.
+     * 
+     * @return The cache name, or null if this type should not be cached.
      */
     public String getDataCacheName() {
         if (DEFAULT_STRING.equals(_cacheName)) {
-            if (_super != null)
+            if (_super != null) {
                 _cacheName = getPCSuperclassMetaData().getDataCacheName();
-            else
+            }
+            else {
                 _cacheName = DataCache.NAME_DEFAULT;
+            }
+            if(!isCacheable(_cacheName)) { 
+               _cacheName = null; 
+            }
         }
         return _cacheName;
     }
@@ -2439,4 +2449,23 @@
     public void setReplicated(boolean flag) {
     	_replicated = flag;
     }
+
+    /**
+     * Determine whether this Type should be included in the DataCache (if one
+     * is provided) based on the DataCache's configuration.
+     * 
+     * @return true if the DataCache will accept this type, otherwise false.
+     */
+    private boolean isCacheable(String candidateCacheName) {
+        boolean rval = true;
+        DataCache cache =
+            getRepository().getConfiguration().getDataCacheManagerInstance()
+                .getDataCache(candidateCacheName);
+        if (cache != null && (cache instanceof AbstractDataCache)) {
+            AbstractDataCache adc = (AbstractDataCache) cache;
+            if (!adc.isCacheableType(getDescribedType().getName()))
+                rval = false;
+        }
+        return rval;
+    }
 }

Added: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java?rev=770732&view=auto
==============================================================================
--- openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java
(added)
+++ openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java
Fri May  1 15:53:20 2009
@@ -0,0 +1,71 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.openjpa.persistence.datacache;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.persistence.Version;
+
+@Entity
+@Table(name="CACHE_EXC_ITEM")
+public class Item {
+
+    @Id
+    private int id;
+
+    @Version
+    private int version;
+
+    private String name;
+
+    private String type;
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public int getVersion() {
+        return version;
+    }
+
+    public void setVersion(int version) {
+        this.version = version;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+}

Propchange: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Item.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java?rev=770732&view=auto
==============================================================================
--- openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java
(added)
+++ openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java
Fri May  1 15:53:20 2009
@@ -0,0 +1,87 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.openjpa.persistence.datacache;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import javax.persistence.Version;
+
+@Entity
+@Table(name="CACHE_EXC_ORDR")
+public class Order {
+
+    @Id
+    @GeneratedValue
+    private int id;
+
+    @Version
+    private int version;
+
+    private int quantity;
+
+    @OneToOne
+    private Item item;
+
+    @ManyToOne
+    private Purchase purchase;
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public int getVersion() {
+        return version;
+    }
+
+    public void setVersion(int version) {
+        this.version = version;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public void setQuantity(int quantity) {
+        this.quantity = quantity;
+    }
+
+    public Item getItem() {
+        return item;
+    }
+
+    public void setItem(Item item) {
+        this.item = item;
+    }
+
+    public Purchase getPurchase() {
+        return purchase;
+    }
+
+    public void setPurchase(Purchase purchase) {
+        this.purchase = purchase;
+    }
+}

Propchange: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Order.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java?rev=770732&view=auto
==============================================================================
--- openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java
(added)
+++ openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java
Fri May  1 15:53:20 2009
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.openjpa.persistence.datacache;
+
+import java.util.Collection;
+
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import javax.persistence.Version;
+
+@Entity
+@Table(name="CACHE_EXC_PURC")
+public class Purchase {
+
+    @Id
+    @GeneratedValue
+    private int id;
+
+    @Version
+    private int version;
+
+    @OneToMany(mappedBy = "purchase", cascade = CascadeType.ALL)
+    private Collection<Order> orders;
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public int getVersion() {
+        return version;
+    }
+
+    public void setVersion(int version) {
+        this.version = version;
+    }
+
+    public Collection<Order> getOrders() {
+        return orders;
+    }
+
+    public void setOrders(Collection<Order> orders) {
+        this.orders = orders;
+    }
+}

Propchange: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/Purchase.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java?rev=770732&view=auto
==============================================================================
--- openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java
(added)
+++ openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java
Fri May  1 15:53:20 2009
@@ -0,0 +1,233 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.openjpa.persistence.datacache;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.persistence.EntityManager;
+import javax.persistence.Query;
+
+import org.apache.openjpa.jdbc.meta.ClassMapping;
+import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI;
+import org.apache.openjpa.persistence.StoreCache;
+import org.apache.openjpa.persistence.test.PersistenceTestCase;
+
+public class TestCacheExclusions extends PersistenceTestCase {
+
+    private OpenJPAEntityManagerFactorySPI emf = null;
+
+    private static String[] ITEM_NAMES =
+        { "Cup", "pen", "pencil", "phone", "laptop", "keyboard", "mouse" };
+    
+    private static final String _tSep = ";";
+
+    Item[] items = new Item[ITEM_NAMES.length];
+    Order o1, o2;
+    Purchase p;
+
+    public void populate() {
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        int n = 0;
+        for (String s : ITEM_NAMES) {
+            items[n] = new Item();
+            items[n].setName(s);
+            items[n].setId(n);
+            em.persist(items[n++]);
+        }
+        p = new Purchase();
+        p.setOrders(new ArrayList<Order>());
+        o1 = new Order();
+        o1.setItem(em.find(Item.class, 1));
+        o1.setQuantity(2);
+        o1.setPurchase(p);
+        p.getOrders().add(o1);
+
+        o2 = new Order();
+        o2.setItem(em.find(Item.class, 4));
+        o2.setQuantity(23);
+        o2.setPurchase(p);
+        p.getOrders().add(o2);
+
+        em.persist(p);
+        em.getTransaction().commit();
+        em.close();
+    }
+
+    public void tearDown() throws Exception {
+        if (emf != null) {
+            EntityManager em = emf.createEntityManager();
+            em.getTransaction().begin();
+
+            for (ClassMapping mapping : ((ClassMapping[]) emf
+                .getConfiguration().getMetaDataRepositoryInstance()
+                .getMetaDatas())) {
+                Query q =
+                    em.createNativeQuery("DROP TABLE "
+                        + mapping.getTable().getName());
+                q.executeUpdate();
+            }
+            em.getTransaction().commit();
+            em.close();
+            
+            emf.close();
+        }
+        emf = null;
+        super.tearDown();
+    }
+
+    public void testCacheAll() {
+        getEntityManagerFactoryCacheSettings(null, null);
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, true, true, true);
+    }
+
+    public void testCacheItems() {
+        getEntityManagerFactoryCacheSettings(new Class[] { Item.class }, null);
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, false, false, true);
+    }
+
+    public void testCacheItemsAndPurchases() {
+        getEntityManagerFactoryCacheSettings(new Class[] { Item.class,
+            Purchase.class }, null);
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, true, false, true);
+    }
+
+    public void testCacheItemsAndOrders() {
+        getEntityManagerFactoryCacheSettings(new Class[] { Item.class,
+            Order.class }, null);
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, false, true, true);
+    }
+
+    public void testCachePurchasesAndOrders() {
+        getEntityManagerFactoryCacheSettings(new Class[] { Purchase.class,
+            Order.class }, null);
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, true, true, false);
+    }
+
+    public void testExcludePurchases() {
+        getEntityManagerFactoryCacheSettings(null,
+            new Class[] { Purchase.class });
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, false, true, true);
+    }
+
+    public void testExcludeOrders() {
+        getEntityManagerFactoryCacheSettings(null, new Class[] { Order.class });
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, true, false, true);
+    }
+
+    public void testExcludeItems() {
+        getEntityManagerFactoryCacheSettings(null, new Class[] { Item.class });
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, true, true, false);
+    }
+
+    public void testExcludeOrdersAndPurchases() {
+        getEntityManagerFactoryCacheSettings(null, new Class[] { Order.class,
+            Purchase.class });
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, false, false, true);
+    }
+
+    public void testIncludePurchaseItemExcludePurchase() {
+        getEntityManagerFactoryCacheSettings(new Class[] { Purchase.class,
+            Item.class }, new Class[] { Purchase.class });
+        populate();
+        StoreCache cache = emf.getStoreCache();
+        assertCacheContents(cache, false, false, true);
+    }
+
+    public OpenJPAEntityManagerFactorySPI getEntityManagerFactoryCacheSettings(
+        Class<?>[] includedTypes, Class<?>[] excludedTypes) {
+        StringBuilder includes = new StringBuilder();
+        if (includedTypes != null && includedTypes.length > 0) {
+            includes.append("Types=");
+            for (Class<?> c : includedTypes) {
+                includes.append(c.getName());
+                includes.append(_tSep);
+            }
+            includes.setLength(includes.length() - 1); // remove last semicolon
+        }
+        StringBuilder excludes = new StringBuilder();
+        if (excludedTypes != null && excludedTypes.length > 0) {
+            excludes.append("ExcludedTypes=");
+            for (Class<?> c : excludedTypes) {
+                excludes.append(c.getName());
+                excludes.append(_tSep);
+            }
+            excludes.setLength(excludes.length() - 1); // remove last semicolon
+        }
+        StringBuilder dataCacheSettings = new StringBuilder();
+        dataCacheSettings.append("true");
+        if (includes.length() > 0 || excludes.length() > 0) {
+            dataCacheSettings.append("(");
+            dataCacheSettings.append(includes);
+            if (includes.length() > 0 && excludes.length() > 0) {
+                dataCacheSettings.append(",");
+            }
+            dataCacheSettings.append(excludes);
+            dataCacheSettings.append(")");
+        }
+        Map<String, String> props = new HashMap<String, String>();
+        props.put("openjpa.DataCache", dataCacheSettings.toString());
+        props.put("openjpa.RemoteCommitProvider", "sjvm");
+        props.put("openjpa.MetaDataFactory", "jpa(Types="
+            + Item.class.getName() + _tSep + Purchase.class.getName() + _tSep
+            + Order.class.getName() + ")");
+        emf =
+            (OpenJPAEntityManagerFactorySPI) javax.persistence.Persistence
+                .createEntityManagerFactory("test", props);
+        return emf;
+    }
+
+    public void assertCacheContents(StoreCache cache, boolean expectPurchase,
+        boolean expectOrders, boolean expectItems) {
+        assertEquals("Expected purchases to " + (expectPurchase ? "" : "not ")
+            + "exist in the cache", expectPurchase, cache.contains(
+            Purchase.class, p.getId()));
+        assertEquals("Expected Orders to " + (expectOrders ? "" : "not ")
+            + "exist in the cache", expectOrders, cache.contains(Order.class,
+            o1.getId()));
+        assertEquals("Expected Orders to " + (expectOrders ? "" : "not ")
+            + "exist in the cache", expectOrders, cache.contains(Order.class,
+            o2.getId()));
+        for (int i = 0; i < ITEM_NAMES.length; i++) {
+            assertEquals("Expected Items to " + (expectItems ? "" : "not ")
+                + "exist in the cache", expectItems, cache.contains(Item.class,
+                items[i].getId()));
+        }
+    }
+}

Propchange: openjpa/branches/1.3.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestCacheExclusions.java
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