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SGF-343 - Optimize the SDG implementation of CrudRepository.save(Iterable<S> enttiies) to use GemFire's Region.putAll(Map<K, V> values) operation.

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This commit is contained in:
John Blum
2014-10-16 13:59:36 -07:00
parent 46f13be9c3
commit 3d08dc1eaa
6 changed files with 416 additions and 70 deletions
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127
src/main/java/org/springframework/data/gemfire/repository/support/SimpleGemfireRepository.java
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@@ -3,7 +3,9 @@ package org.springframework.data.gemfire.repository.support;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.data.domain.Sort;
import org.springframework.data.gemfire.GemfireCallback;
@@ -18,10 +20,15 @@ import com.gemstone.gemfire.cache.Region;
import com.gemstone.gemfire.cache.query.SelectResults;
/**
* Basic repository implementation.
* Basic Repository implementation for GemFire.
*
* @author Oliver Gierke
* @author David Turanski
* @author John Blum
* @see java.io.Serializable
* @see org.springframework.data.gemfire.GemfireTemplate
* @see org.springframework.data.gemfire.repository.GemfireRepository
* @see com.gemstone.gemfire.cache.Region
*/
public class SimpleGemfireRepository<T, ID extends Serializable> implements GemfireRepository<T, ID> {
@@ -36,7 +43,6 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
* @param entityInformation must not be {@literal null}.
*/
public SimpleGemfireRepository(GemfireTemplate template, EntityInformation<T, ID> entityInformation) {
Assert.notNull(template);
Assert.notNull(entityInformation);
@@ -58,41 +64,63 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.repository.CrudRepository#save(java.lang.Iterable
* )
* @see org.springframework.data.repository.CrudRepository#save(java.lang.Iterable)
*/
@Override
public <U extends T> Iterable<U> save(Iterable<U> entities) {
List<U> result = new ArrayList<U>();
Map<ID, U> result = new HashMap<ID, U>();
for (U entity : entities) {
result.add(save(entity));
result.put(entityInformation.getId(entity), entity);
}
return result;
template.putAll(result);
return result.values();
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.gemfire.repository.GemfireRepository#save(
* org.springframework.data.gemfire.repository.Wrapper)
*/
@Override
public T save(Wrapper<T, ID> wrapper) {
return template.put(wrapper.getKey(), wrapper.getEntity());
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#count()
*/
@Override
public long count() {
SelectResults<Integer> results = template.find("SELECT count(*) FROM " + template.getRegion().getFullPath());
return (long) results.iterator().next();
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#findOne(java.io.
* Serializable)
* @see org.springframework.data.repository.CrudRepository#exists(java.io.Serializable)
*/
@Override
public boolean exists(ID id) {
return (findOne(id) != null);
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#findOne(java.io.Serializable)
*/
@Override
@SuppressWarnings("unchecked")
public T findOne(ID id) {
Object object = template.get(id);
return (T) object;
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#exists(java.io.
* Serializable)
*/
@Override
public boolean exists(ID id) {
return findOne(id) != null;
return (T) template.get(id);
}
/*
@@ -102,13 +130,13 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
*/
@Override
public Collection<T> findAll() {
SelectResults<T> results = template.find("select * from " + template.getRegion().getFullPath());
SelectResults<T> results = template.find("SELECT * FROM " + template.getRegion().getFullPath());
return results.asList();
}
/*
* (non-Javadoc)
* @see org.springframework.data.gemfire.repository.GemfireRepository.sor(:org.springframework.data.domain.Sort)
* @see org.springframework.data.gemfire.repository.GemfireRepository.sort(:org.springframework.data.domain.Sort)
*/
@Override
public Iterable<T> findAll(final Sort sort) {
@@ -124,15 +152,13 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.repository.CrudRepository#findAll(java.lang.
* Iterable)
* @see org.springframework.data.repository.CrudRepository#findAll(java.lang.Iterable)
*/
@Override
@SuppressWarnings("unchecked")
public Collection<T> findAll(Iterable<ID> ids) {
List<ID> parameters = new ArrayList<ID>();
for (ID id : ids) {
parameters.add(id);
}
@@ -142,33 +168,30 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#count()
*
* @see org.springframework.data.repository.CrudRepository#delete(java.io.Serializable)
*/
@Override
public long count() {
SelectResults<Integer> results = template.find("select count(*) from " + template.getRegion().getFullPath());
return (long)results.iterator().next();
public void delete(ID id) {
template.remove(id);
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.repository.CrudRepository#delete(java.lang.Object
* )
* org.springframework.data.repository.CrudRepository#delete(java.lang.Object)
*/
@Override
public void delete(T entity) {
template.remove(entityInformation.getId(entity));
delete(entityInformation.getId(entity));
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.repository.CrudRepository#delete(java.lang.Iterable
* )
* org.springframework.data.repository.CrudRepository#delete(java.lang.Iterable)
*/
@Override
public void delete(Iterable<? extends T> entities) {
@@ -184,7 +207,6 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
*/
@Override
public void deleteAll() {
template.execute(new GemfireCallback<Void>() {
@Override
@SuppressWarnings("rawtypes")
@@ -192,7 +214,8 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
//clear() does not work for partitioned regions
try {
region.clear();
} catch (UnsupportedOperationException e) {
}
catch (UnsupportedOperationException e) {
for (Object key : region.keySet()) {
region.remove(key);
}
@@ -203,26 +226,4 @@ public class SimpleGemfireRepository<T, ID extends Serializable> implements Gemf
});
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#delete(java.io.
* Serializable)
*/
@Override
public void delete(ID id) {
template.remove(id);
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.data.gemfire.repository.GemfireRepository#save(org
* .springframework.data.gemfire.repository.Wrapper)
*/
@Override
public T save(Wrapper<T, ID> wrapper) {
return template.put(wrapper.getKey(), wrapper.getEntity());
}
}