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FastAssetAccount.java
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201 lines (172 loc) · 5.56 KB
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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 javaobject;
import org.apache.geode.internal.NanoTimer;
import org.apache.geode.cache.util.ObjectSizer;
import java.util.*;
import java.io.*;
import org.apache.geode.*;
import org.apache.geode.cache.Declarable;
/**
* An account containing assets, useful for queries.
*/
public class FastAssetAccount implements Declarable,Serializable,DataSerializable {
public static boolean encodeTimestamp = false;
//protected boolean encodeTimestamp;
protected int acctId;
protected String customerName;
protected double netWorth = 0.0;
protected Map assets;
protected long timestamp;
static {
Instantiator.register(new Instantiator(FastAssetAccount.class, (byte) 23) {
public DataSerializable newInstance() {
return new FastAssetAccount();
}
});
}
public void init(Properties props) {
this.acctId = Integer.parseInt(props.getProperty("acctId"));
this.customerName = props.getProperty("customerName");
if(props.getProperty("netWorth") != null) {
this.netWorth = Double.parseDouble( props.getProperty("netWorth") );
}
}
public FastAssetAccount() {
}
public FastAssetAccount(int index,int maxVal,int asstSize) {
this.acctId = index;
this.customerName = "Milton Moneybags";
this.assets = new HashMap();
int size = asstSize;
this.netWorth = 0.0;
for (int i = 0; i < size; i++) {
FastAsset asset = new FastAsset(i,maxVal);
this.assets.put(new Integer(i), asset);
this.netWorth += asset.getValue();
}
if (encodeTimestamp) {
this.timestamp = NanoTimer.getTime();
}
}
public int getAcctId() {
return this.acctId;
}
public String getCustomerName() {
return this.customerName;
}
public double getNetWorth() {
return this.netWorth;
}
public void incrementNetWorth() {
++this.netWorth;
}
public Map getAssets(){
return this.assets;
}
//------------------------------------------------------------------------------
// ConfigurableObject
public int getIndex() {
return this.acctId;
}
// TimestampedObject
public long getTimestamp() {
if (encodeTimestamp) {
return this.timestamp;
} else {
return this.timestamp = 0;
}
}
public void resetTimestamp() {
if (encodeTimestamp) {
this.timestamp = NanoTimer.getTime();
} else {
this.timestamp = 0;
}
}
//------------------------------------------------------------------------------
// UpdatableObject
public synchronized void update() {
incrementNetWorth();
if (encodeTimestamp) {
resetTimestamp();
}
}
//------------------------------------------------------------------------------
// miscellaneous
public boolean equals(Object obj) {
if (obj != null && obj instanceof FastAssetAccount) {
FastAssetAccount acct = (FastAssetAccount)obj;
if (this.acctId == acct.acctId) {
return true;
}
}
return false;
}
public int hashCode() {
return this.acctId;
}
public String toString() {
StringBuffer buf = new StringBuffer();
buf.append("FastAssetAccount [acctId=" + this.acctId
+ " customerName=" + this.customerName
+ " netWorth=" + this.netWorth
+ " timestamp=" + this.timestamp);
for (Iterator i = assets.keySet().iterator(); i.hasNext();) {
Object key = i.next();
buf.append(" " + key + "=" + assets.get(key));
}
return buf.toString();
}
public void toData(DataOutput out)
throws IOException {
out.writeInt(this.acctId);
DataSerializer.writeObject(this.customerName, out);
out.writeDouble(this.netWorth);
DataSerializer.writeHashMap((HashMap)this.assets, out);
out.writeLong(this.timestamp);
}
public void fromData(DataInput in)
throws IOException, ClassNotFoundException {
this.acctId = in.readInt();
this.customerName = (String)DataSerializer.readObject(in);
this.netWorth = in.readDouble();
this.assets = DataSerializer.readHashMap(in);
this.timestamp = in.readLong();
}
//------------------------------------------------------------------------------
//ObjectSizer
public int sizeof(Object o) {
if (o instanceof FastAssetAccount) {
FastAssetAccount obj = (FastAssetAccount) o;
int mapSize = 0;
if (obj.assets != null) {
for (Iterator i = obj.assets.keySet().iterator(); i.hasNext();) {
Object key = i.next();
FastAsset asset = (FastAsset) obj.assets.get(key);
mapSize += ObjectSizer.DEFAULT.sizeof(key) + ObjectSizer.DEFAULT.sizeof(asset) + 16; // 32-bit
// add guess at hashmap entry overhead
}
}
return ObjectSizer.DEFAULT.sizeof(obj.acctId) + ObjectSizer.DEFAULT.sizeof(obj.customerName)
+ ObjectSizer.DEFAULT.sizeof(obj.netWorth) + mapSize
+ ObjectSizer.DEFAULT.sizeof(obj.timestamp);
} else {
return ObjectSizer.DEFAULT.sizeof(o);
}
}
}