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* 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.geode.internal;
import org.apache.geode.cache.CacheFactory;
import org.apache.geode.cache.Region;
import org.apache.geode.cache.RegionShortcut;
import org.apache.geode.cache.util.ObjectSizer;
import org.apache.geode.internal.cache.*;
import org.apache.geode.test.junit.categories.IntegrationTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import java.util.Properties;
import java.util.UUID;
import static org.apache.geode.distributed.ConfigurationProperties.LOCATORS;
import static org.apache.geode.distributed.ConfigurationProperties.MCAST_PORT;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
@Category(IntegrationTest.class)
public class InlineKeyJUnitTest {
private GemFireCacheImpl createCache() {
Properties props = new Properties();
props.setProperty(LOCATORS, "");
props.setProperty(MCAST_PORT, "0");
GemFireCacheImpl result = (GemFireCacheImpl) new CacheFactory(props).create();
return result;
}
private void closeCache(GemFireCacheImpl gfc) {
gfc.close();
}
@Test
public void testInlineKeys() {
GemFireCacheImpl gfc = createCache();
try {
Region r = gfc.createRegionFactory(RegionShortcut.LOCAL).setConcurrencyChecksEnabled(false)
.create("inlineKeyRegion");
LocalRegion lr = (LocalRegion) r;
Object key = Integer.valueOf(1);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected int entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapIntKey);
key = Long.valueOf(2);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected long entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapLongKey);
key = new UUID(1L, 2L);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected uuid entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapUUIDKey);
key = "";
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected string entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapStringKey1);
for (int i = 1; i <= 7; i++) {
key = getAsciiString(i);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected string entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapStringKey1);
}
for (int i = 8; i <= 15; i++) {
key = getAsciiString(i);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected string entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapStringKey2);
}
key = getAsciiString(16);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected object entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapObjectKey);
for (int i = 1; i <= 3; i++) {
key = getNonAsciiString(i);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected string entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapStringKey1);
}
for (int i = 4; i <= 7; i++) {
key = getNonAsciiString(i);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected string entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapStringKey2);
}
key = getNonAsciiString(8);
r.create(key, null);
assertEquals(true, r.containsKey(key));
assertTrue("expected object entry but was " + lr.getRegionEntry(key).getClass(),
lr.getRegionEntry(key) instanceof VMThinRegionEntryHeapObjectKey);
} finally {
closeCache(gfc);
}
}
private static String getAsciiString(int len) {
StringBuilder sb = new StringBuilder();
char asciiChar = 'a';
for (int i = 0; i < len; i++) {
sb.append(asciiChar);
}
return sb.toString();
}
private static String getNonAsciiString(int len) {
StringBuilder sb = new StringBuilder();
char nonAsciiChar = '\u8888';
for (int i = 0; i < len; i++) {
sb.append(nonAsciiChar);
}
return sb.toString();
}
private static int getMemSize(Object o) {
return ObjectSizer.REFLECTION_SIZE.sizeof(o);
}
@Test
public void testMemoryOverhead() {
Object re = new VMThinRegionEntryHeapIntKey(null, 1, null);
// System.out.println("VMThinRegionEntryIntKey=" + getMemSize(re));
Object re2 = new VMThinRegionEntryHeapObjectKey(null, 1, null);
// System.out.println("VMThinRegionEntryObjectKey=" + getMemSize(re2));
assertTrue(getMemSize(re) < getMemSize(re2));
re = new VMThinRegionEntryHeapLongKey(null, 1L, null);
// System.out.println("VMThinRegionEntryLongKey=" + getMemSize(re));
re2 = new VMThinRegionEntryHeapObjectKey(null, 1L, null);
// System.out.println("VMThinRegionEntryObjectKey=" + getMemSize(re2));
assertTrue(getMemSize(re) < getMemSize(re2));
re = new VMThinRegionEntryHeapUUIDKey(null, new UUID(1L, 2L), null);
// System.out.println("VMThinRegionEntryUUIDKey=" + getMemSize(re));
re2 = new VMThinRegionEntryHeapObjectKey(null, new UUID(1L, 2L), null);
// System.out.println("VMThinRegionEntryObjectKey=" + getMemSize(re2));
assertTrue(getMemSize(re) < getMemSize(re2));
re = new VMThinRegionEntryHeapStringKey1(null, "1234567", null, true);
// System.out.println("VMThinRegionEntryStringKey=" + getMemSize(re));
re2 = new VMThinRegionEntryHeapObjectKey(null, "1234567", null);
// System.out.println("VMThinRegionEntryObjectKey=" + getMemSize(re2));
assertTrue(getMemSize(re) < getMemSize(re2));
re = new VMThinRegionEntryHeapStringKey2(null, "123456789012345", null, true);
// System.out.println("VMThinRegionEntryStringKey=" + getMemSize(re));
re2 = new VMThinRegionEntryHeapObjectKey(null, "123456789012345", null);
// System.out.println("VMThinRegionEntryObjectKey=" + getMemSize(re2));
assertTrue(getMemSize(re) < getMemSize(re2));
}
}