| /* |
| * 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.mnemonic.service.memory.internal; |
| |
| import org.apache.mnemonic.query.memory.EntityInfo; |
| import org.apache.mnemonic.query.memory.ResultSet; |
| import org.apache.mnemonic.service.computing.ValueInfo; |
| import org.apache.mnemonic.service.memory.MemoryServiceFeature; |
| import org.apache.mnemonic.service.memory.NonVolatileMemoryAllocatorService; |
| import org.flowcomputing.commons.primitives.NativeLibraryLoader; |
| import org.flowcomputing.commons.resgc.ReclaimContext; |
| |
| import java.nio.ByteBuffer; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| public class PMallocServiceImpl implements NonVolatileMemoryAllocatorService { |
| static { |
| try { |
| NativeLibraryLoader.loadFromJar("pmallocallocator"); |
| } catch (Exception e) { |
| throw new Error(e); |
| } |
| } |
| |
| @Override |
| public String getServiceId() { |
| return "pmalloc"; |
| } |
| |
| @Override |
| public long init(long capacity, String uri, boolean isnew) { |
| return ninit(capacity, uri, isnew); |
| } |
| |
| @Override |
| public long adjustCapacity(long id, long reserve) { |
| throw new UnsupportedOperationException("Unsupported to reduce capacity of this memory service"); |
| } |
| |
| @Override |
| public void close(long id) { |
| nclose(id); |
| } |
| |
| @Override |
| public void syncToVolatileMemory(long id, long addr, long length, boolean autodetect) { |
| nsync(id, addr, length, autodetect); |
| } |
| |
| @Override |
| public long capacity(long id) { |
| return ncapacity(id); |
| } |
| |
| @Override |
| public long allocate(long id, long size, boolean initzero) { |
| return nallocate(id, size, initzero); |
| } |
| |
| @Override |
| public long reallocate(long id, long addr, long size, boolean initzero) { |
| return nreallocate(id, addr, size, initzero); |
| } |
| |
| @Override |
| public void free(long id, long addr, ReclaimContext rctx) { |
| nfree(id, addr); |
| } |
| |
| @Override |
| public ByteBuffer createByteBuffer(long id, long size) { |
| return ncreateByteBuffer(id, size); |
| } |
| |
| @Override |
| public ByteBuffer resizeByteBuffer(long id, ByteBuffer bytebuf, long size) { |
| return nresizeByteBuffer(id, bytebuf, size); |
| } |
| |
| @Override |
| public void destroyByteBuffer(long id, ByteBuffer bytebuf, ReclaimContext rctx) { |
| ndestroyByteBuffer(id, bytebuf); |
| } |
| |
| @Override |
| public ByteBuffer retrieveByteBuffer(long id, long handler) { |
| return nretrieveByteBuffer(id, handler); |
| } |
| |
| @Override |
| public long retrieveSize(long id, long handler) { |
| return nretrieveSize(id, handler); |
| } |
| |
| @Override |
| public long getByteBufferHandler(long id, ByteBuffer buf) { |
| return ngetByteBufferHandler(id, buf); |
| } |
| |
| @Override |
| public void setHandler(long id, long key, long handler) { |
| nsetHandler(id, key, handler); |
| } |
| |
| @Override |
| public long getHandler(long id, long key) { |
| return ngetHandler(id, key); |
| } |
| |
| @Override |
| public long handlerCapacity(long id) { |
| return nhandlerCapacity(id); |
| } |
| |
| @Override |
| public void syncToNonVolatileMemory(long id, long addr, long length, boolean autodetect) { |
| npersist(id, addr, length, autodetect); |
| } |
| |
| @Override |
| public void syncToLocal(long id, long addr, long length, boolean autodetect) { |
| nflush(id, addr, length, autodetect); |
| } |
| |
| @Override |
| public void drain(long id) { |
| ndrain(id); |
| } |
| |
| @Override |
| public long getBaseAddress(long id) { |
| return ngetBaseAddress(id); |
| } |
| |
| @Override |
| public void beginTransaction(boolean readOnly) { |
| throw new UnsupportedOperationException("Not support transaction"); |
| } |
| |
| @Override |
| public void commitTransaction() { |
| throw new UnsupportedOperationException("Not support transaction"); |
| } |
| |
| @Override |
| public void abortTransaction() { |
| throw new UnsupportedOperationException("Not support transaction"); |
| } |
| |
| @Override |
| public boolean isInTransaction() { |
| throw new UnsupportedOperationException("Not support transaction"); |
| } |
| |
| @Override |
| public Set<MemoryServiceFeature> getFeatures() { |
| Set<MemoryServiceFeature> ret = new HashSet<MemoryServiceFeature>(); |
| ret.add(MemoryServiceFeature.VOLATILE); |
| ret.add(MemoryServiceFeature.NONVOLATILE); |
| return ret; |
| } |
| |
| @Override |
| public byte[] getAbstractAddress(long addr) { |
| throw new UnsupportedOperationException("Unrsupported to get abstract address"); |
| } |
| |
| @Override |
| public long getPortableAddress(long addr) { |
| throw new UnsupportedOperationException("Unrsupported to get portable address"); |
| } |
| |
| @Override |
| public long getEffectiveAddress(long addr) { |
| throw new UnsupportedOperationException("Unrsupported to get effective address"); |
| } |
| |
| @Override |
| public long[] getMemoryFunctions() { |
| return new long[0]; |
| } |
| |
| protected native long ninit(long capacity, String uri, boolean isnew); |
| |
| protected native void nclose(long id); |
| |
| protected native void nsync(long id, long addr, long length, boolean autodetect); |
| |
| protected native long ncapacity(long id); |
| |
| protected native long nallocate(long id, long size, boolean initzero); |
| |
| protected native long nreallocate(long id, long addr, long size, boolean initzero); |
| |
| protected native void nfree(long id, long addr); |
| |
| protected native ByteBuffer ncreateByteBuffer(long id, long size); |
| |
| protected native ByteBuffer nresizeByteBuffer(long id, ByteBuffer bytebuf, long size); |
| |
| protected native void ndestroyByteBuffer(long id, ByteBuffer bytebuf); |
| |
| protected native ByteBuffer nretrieveByteBuffer(long id, long handler); |
| |
| protected native long nretrieveSize(long id, long handler); |
| |
| protected native long ngetByteBufferHandler(long id, ByteBuffer buf); |
| |
| protected native void nsetHandler(long id, long key, long handler); |
| |
| protected native long ngetHandler(long id, long key); |
| |
| protected native long nhandlerCapacity(long id); |
| |
| protected native void npersist(long id, long addr, long length, boolean autodetect); |
| |
| protected native void nflush(long id, long addr, long length, boolean autodetect); |
| |
| protected native void ndrain(long id); |
| |
| protected native long ngetBaseAddress(long id); |
| |
| /* Optional Queryable Service */ |
| |
| @Override |
| public String[] getClassNames(long id) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public String[] getEntityNames(long id, String clsname) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public EntityInfo getEntityInfo(long id, String clsname, String etyname) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void createEntity(long id, EntityInfo entityinfo) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void destroyEntity(long id, String clsname, String etyname) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void updateQueryableInfo(long id, String clsname, String etyname, ValueInfo updobjs) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void deleteQueryableInfo(long id, String clsname, String etyname, ValueInfo updobjs) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public ResultSet query(long id, String querystr) { |
| throw new UnsupportedOperationException(); |
| } |
| } |