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TDB is a storage subsystem for Jena and ARQ, it is a native triple store providing persistent storage of triples/quads.
/**
* 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.jena.tdb.setup;
import org.apache.jena.tdb.base.block.FileMode ;
public class StoreParamsBuilder {
// Immutable.
static class Item {
final X value ;
final boolean isSet ;
Item(X value, boolean isSet) {
this.value = value ;
this.isSet = isSet ;
}
@Override
public int hashCode() {
final int prime = 31 ;
int result = 1 ;
result = prime * result + (isSet ? 1231 : 1237) ;
result = prime * result + ((value == null) ? 0 : value.hashCode()) ;
return result ;
}
@Override
public boolean equals(Object obj) {
if ( this == obj )
return true ;
if ( obj == null )
return false ;
if ( getClass() != obj.getClass() )
return false ;
Item other = (Item)obj ;
if ( isSet != other.isSet )
return false ;
if ( value == null ) {
if ( other.value != null )
return false ;
} else if ( !value.equals(other.value) )
return false ;
return true ;
}
}
// See also StoreParamsConst.
/** Database and query configuration */
// Key names are the base name - encode/decode may add a prefix.
private Item fileMode = new Item<>(StoreParamsConst.fileMode, false) ;
private Item blockReadCacheSize = new Item<>(StoreParamsConst.blockReadCacheSize, false) ;
private Item blockWriteCacheSize = new Item<>(StoreParamsConst.blockWriteCacheSize, false) ;
private Item Node2NodeIdCacheSize = new Item<>(StoreParamsConst.Node2NodeIdCacheSize, false) ;
private Item NodeId2NodeCacheSize = new Item<>(StoreParamsConst.NodeId2NodeCacheSize, false) ;
private Item NodeMissCacheSize = new Item<>(StoreParamsConst.NodeMissCacheSize, false) ;
/** Database layout - ignored after a database is created */
private Item blockSize = new Item<>(StoreParamsConst.blockSize, false) ;
private Item indexNode2Id = new Item<>(StoreParamsConst.indexNode2Id, false) ;
private Item indexId2Node = new Item<>(StoreParamsConst.indexId2Node, false) ;
private Item primaryIndexTriples = new Item<>(StoreParamsConst.primaryIndexTriples, false) ;
private Item tripleIndexes = new Item<>(StoreParamsConst.tripleIndexes, false) ;
private Item primaryIndexQuads = new Item<>(StoreParamsConst.primaryIndexQuads, false) ;
private Item quadIndexes = new Item<>(StoreParamsConst.quadIndexes, false) ;
private Item primaryIndexPrefix = new Item<>(StoreParamsConst.primaryIndexPrefix, false) ;
private Item prefixIndexes = new Item<>(StoreParamsConst.prefixIndexes, false) ;
private Item indexPrefix = new Item<>(StoreParamsConst.indexPrefix, false) ;
private Item prefixNode2Id = new Item<>(StoreParamsConst.prefixNode2Id, false) ;
private Item prefixId2Node = new Item<>(StoreParamsConst.prefixId2Node, false) ;
public static StoreParamsBuilder create() {
return new StoreParamsBuilder() ;
}
public static StoreParamsBuilder create(StoreParams params) {
return new StoreParamsBuilder(params) ;
}
/** Using a base set of {@link StoreParams}, and update with dynamic parameters.
*
* @param baseParams
* @param additionalParams
* @return StoreParams
*/
public static StoreParams modify(StoreParams baseParams, StoreParamsDynamic additionalParams) {
StoreParamsBuilder b = new StoreParamsBuilder(baseParams) ;
// Merge explicitly set params
if ( additionalParams.isSetFileMode() )
b.fileMode(additionalParams.getFileMode()) ;
if ( additionalParams.isSetBlockReadCacheSize() )
b.blockReadCacheSize(additionalParams.getBlockReadCacheSize()) ;
if ( additionalParams.isSetBlockWriteCacheSize() )
b.blockWriteCacheSize(additionalParams.getBlockWriteCacheSize()) ;
if ( additionalParams.isSetNode2NodeIdCacheSize() )
b.node2NodeIdCacheSize(additionalParams.getNode2NodeIdCacheSize()) ;
if ( additionalParams.isSetNodeId2NodeCacheSize() )
b.nodeId2NodeCacheSize(additionalParams.getNodeId2NodeCacheSize()) ;
if ( additionalParams.isSetNodeMissCacheSize() )
b.nodeMissCacheSize(additionalParams.getNodeMissCacheSize()) ;
return b.build();
}
private StoreParamsBuilder() {}
/** Initial with a StoreParams as default values */
private StoreParamsBuilder(StoreParams other) {
this.fileMode = other.fileMode ;
this.blockSize = other.blockSize ;
this.blockReadCacheSize = other.blockReadCacheSize ;
this.blockWriteCacheSize = other.blockWriteCacheSize ;
this.Node2NodeIdCacheSize = other.Node2NodeIdCacheSize ;
this.NodeId2NodeCacheSize = other.NodeId2NodeCacheSize ;
this.NodeMissCacheSize = other.NodeMissCacheSize ;
this.indexNode2Id = other.indexNode2Id ;
this.indexId2Node = other.indexId2Node ;
this.primaryIndexTriples = other.primaryIndexTriples ;
this.tripleIndexes = other.tripleIndexes ;
this.primaryIndexQuads = other.primaryIndexQuads ;
this.quadIndexes = other.quadIndexes ;
this.primaryIndexPrefix = other.primaryIndexPrefix ;
this.prefixIndexes = other.prefixIndexes ;
this.indexPrefix = other.indexPrefix ;
this.prefixNode2Id = other.prefixNode2Id ;
this.prefixId2Node = other.prefixId2Node ;
}
public StoreParams build() {
return new StoreParams(
fileMode, blockSize, blockReadCacheSize, blockWriteCacheSize,
Node2NodeIdCacheSize, NodeId2NodeCacheSize, NodeMissCacheSize,
indexNode2Id, indexId2Node, primaryIndexTriples, tripleIndexes,
primaryIndexQuads, quadIndexes, primaryIndexPrefix,
prefixIndexes, indexPrefix,
prefixNode2Id, prefixId2Node) ;
}
public FileMode getFileMode() {
return fileMode.value ;
}
public StoreParamsBuilder fileMode(FileMode fileMode) {
this.fileMode = new Item<>(fileMode, true) ;
return this ;
}
public int getBlockSize() {
return blockSize.value ;
}
public StoreParamsBuilder blockSize(int blockSize) {
this.blockSize = new Item<>(blockSize, true) ;
return this ;
}
public int getBlockReadCacheSize() {
return blockReadCacheSize.value ;
}
public StoreParamsBuilder blockReadCacheSize(int blockReadCacheSize) {
this.blockReadCacheSize = new Item<>(blockReadCacheSize, true) ;
return this ;
}
public int getBlockWriteCacheSize() {
return blockWriteCacheSize.value ;
}
public StoreParamsBuilder blockWriteCacheSize(int blockWriteCacheSize) {
this.blockWriteCacheSize = new Item<>(blockWriteCacheSize, true) ;
return this ;
}
public int getNode2NodeIdCacheSize() {
return Node2NodeIdCacheSize.value ;
}
public StoreParamsBuilder node2NodeIdCacheSize(int node2NodeIdCacheSize) {
Node2NodeIdCacheSize = new Item<>(node2NodeIdCacheSize, true) ;
return this ;
}
public int getNodeId2NodeCacheSize() {
return NodeId2NodeCacheSize.value ;
}
public StoreParamsBuilder nodeId2NodeCacheSize(int nodeId2NodeCacheSize) {
NodeId2NodeCacheSize = new Item<>(nodeId2NodeCacheSize, true) ;
return this ;
}
public int getNodeMissCacheSize() {
return NodeMissCacheSize.value ;
}
public StoreParamsBuilder nodeMissCacheSize(int nodeMissCacheSize) {
NodeMissCacheSize = new Item<>(nodeMissCacheSize, true) ;
return this ;
}
public String getIndexNode2Id() {
return indexNode2Id.value ;
}
public StoreParamsBuilder indexNode2Id(String indexNode2Id) {
this.indexNode2Id = new Item<>(indexNode2Id, true) ;
return this ;
}
public String getIndexId2Node() {
return indexId2Node.value ;
}
public StoreParamsBuilder indexId2Node(String indexId2Node) {
this.indexId2Node = new Item<>(indexId2Node, true) ;
return this ;
}
public String getPrimaryIndexTriples() {
return primaryIndexTriples.value ;
}
public StoreParamsBuilder primaryIndexTriples(String primaryIndexTriples) {
this.primaryIndexTriples = new Item<>(primaryIndexTriples, true) ;
return this ;
}
public String[] getTripleIndexes() {
return tripleIndexes.value ;
}
public StoreParamsBuilder tripleIndexes(String[] tripleIndexes) {
this.tripleIndexes = new Item<>(tripleIndexes, true) ;
return this ;
}
public String getPrimaryIndexQuads() {
return primaryIndexQuads.value ;
}
public StoreParamsBuilder primaryIndexQuads(String primaryIndexQuads) {
this.primaryIndexQuads = new Item<>(primaryIndexQuads, true) ;
return this ;
}
public String[] getQuadIndexes() {
return quadIndexes.value ;
}
public StoreParamsBuilder quadIndexes(String[] quadIndexes) {
this.quadIndexes = new Item<>(quadIndexes, true) ;
return this ;
}
public String getPrimaryIndexPrefix() {
return primaryIndexPrefix.value ;
}
public StoreParamsBuilder primaryIndexPrefix(String primaryIndexPrefix) {
this.primaryIndexPrefix = new Item<>(primaryIndexPrefix, true) ;
return this ;
}
public String[] getPrefixIndexes() {
return prefixIndexes.value ;
}
public StoreParamsBuilder prefixIndexes(String[] prefixIndexes) {
this.prefixIndexes = new Item<>(prefixIndexes, true) ;
return this ;
}
public String getIndexPrefix() {
return indexPrefix.value ;
}
public StoreParamsBuilder indexPrefix(String indexPrefix) {
this.indexPrefix = new Item<>(indexPrefix, true) ;
return this ;
}
public String getPrefixNode2Id() {
return prefixNode2Id.value ;
}
public StoreParamsBuilder prefixNode2Id(String prefixNode2Id) {
this.prefixNode2Id = new Item<>(prefixNode2Id, true) ;
return this ;
}
public String getPrefixId2Node() {
return prefixId2Node.value ;
}
public StoreParamsBuilder prefixId2Node(String prefixId2Node) {
this.prefixId2Node = new Item<>(prefixId2Node, true) ;
return this ;
}
}