com.dyuproject.protostuffdb.RangeV Maven / Gradle / Ivy
The newest version!
//========================================================================
//Copyright 2013 David Yu
//------------------------------------------------------------------------
//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 com.dyuproject.protostuffdb;
import java.util.ArrayList;
import com.dyuproject.protostuff.RpcResponse;
/**
* Range visitor.
*
* @author David Yu
* @created Jul 10, 2013
*/
public interface RangeV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
S store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey,
Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen);
/**
* The visitor to use when using {@link Store#ENTITY_PV} or {@link Session#ENTITY_PV}.
*/
public static final Visitor RES_PV = RpcResponse.PIPED_VISITOR;
public enum Store implements RangeV
{
/**
* Used on a clustered index.
*/
CONTEXT_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
CONTEXT_VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
CONTEXT_MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == store.visitRange(true, limit, desc,
rawStartKey, context, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return store.visitKeys(list, false, true, context, visitor, param);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a clustered index.
*/
ENTITY_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
ENTITY_VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
ENTITY_MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == store.visitRange(true, limit, desc,
rawStartKey, context, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return store.visitKeys(list, false, true, context, visitor, param);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == store.visitRange(true, limit, desc,
rawStartKey, context, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
try
{
return store.visitKeys(list, false, true, context, visitor, param);
}
finally
{
context.pipe.clear();
}
}
},
/**
* Used on a clustered index.
*/
PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
context.pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
try
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
context.pipe.clear();
}
}
},
V
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
return store.visitRange(keysOnly, limit, desc,
rawStartKey, context, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
},
V_KEYS_ONLY
{
public int visitRange(
EntityMetadata em, int fieldNumber,
Datastore store, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
return store.visitRange(true, limit, desc,
rawStartKey, context, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
}
;
}
public enum Session implements RangeV
{
/**
* Used on a clustered index.
*/
CONTEXT_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
CONTEXT_VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
CONTEXT_MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == session.visitRange(true, limit, desc,
rawStartKey, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
final ProtostuffPipe pipe = context.pipe.init(
em, context.ps, fieldNumber, true);
try
{
return session.visitKeys(list, false, true, visitor, param);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a clustered index.
*/
ENTITY_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
ENTITY_VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
ENTITY_MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == session.visitRange(true, limit, desc,
rawStartKey, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
final ProtostuffPipe pipe = context.pipe.init(
em, em.pipeSchema, fieldNumber, true);
try
{
return session.visitKeys(list, false, true, visitor, param);
}
finally
{
pipe.clear();
}
}
},
/**
* Used on a non-clustered index.
*/
MGET_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
final ArrayList list = new ArrayList();
if (0 == session.visitRange(true, limit, desc,
rawStartKey, Visitor.APPEND_KEY, list,
sk, skoffset, sklen,
ek, ekoffset, eklen))
{
return 0;
}
try
{
return session.visitKeys(list, false, true, visitor, param);
}
finally
{
context.pipe.clear();
}
}
},
/**
* Used on a clustered index.
*/
PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
context.pipe.clear();
}
}
},
/**
* Used on a non-clustered index where the end of the value is the key.
*/
VK_PV
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
try
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
true, false,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
finally
{
context.pipe.clear();
}
}
},
V
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
return session.visitRange(keysOnly, limit, desc,
rawStartKey, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
},
V_KEYS_ONLY
{
public int visitRange(
EntityMetadata em, int fieldNumber,
VisitorSession session, WriteContext context,
boolean keysOnly, int limit, boolean desc,
byte[] rawStartKey, Visitor visitor, V param,
byte[] sk, int skoffset, int sklen,
byte[] ek, int ekoffset, int eklen)
{
return session.visitRange(true, limit, desc,
rawStartKey, visitor, param,
sk, skoffset, sklen,
ek, ekoffset, eklen);
}
}
;
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy