114 lines
3.3 KiB
Java
114 lines
3.3 KiB
Java
package com.luminiasoft.bitshares;
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import com.google.common.primitives.Bytes;
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import com.google.gson.GsonBuilder;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonSerializationContext;
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import com.google.gson.JsonSerializer;
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import java.lang.reflect.Type;
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/**
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* Class used to encapsulate the Transfer operation related functionalities.
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*/
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public class Transfer extends BaseOperation {
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public static final String KEY_FEE = "fee";
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public static final String KEY_AMOUNT = "amount";
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public static final String KEY_EXTENSIONS = "extensions";
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public static final String KEY_FROM = "from";
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public static final String KEY_TO = "to";
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private AssetAmount fee;
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private AssetAmount amount;
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private UserAccount from;
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private UserAccount to;
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private Memo memo;
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private String[] extensions;
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public Transfer(UserAccount from, UserAccount to, AssetAmount transferAmount, AssetAmount fee){
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super(OperationType.transfer_operation);
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this.from = from;
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this.to = to;
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this.amount = transferAmount;
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this.fee = fee;
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this.memo = new Memo();
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}
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public Transfer(UserAccount from, UserAccount to, AssetAmount transferAmount){
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super(OperationType.transfer_operation);
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this.from = from;
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this.to = to;
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this.amount = transferAmount;
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this.memo = new Memo();
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}
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public void setFee(AssetAmount newFee){
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this.fee = newFee;
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}
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@Override
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public byte getId() {
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return (byte) this.type.ordinal();
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}
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public UserAccount getFrom(){
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return this.from;
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}
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public UserAccount getTo(){
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return this.to;
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}
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public AssetAmount getAmount(){
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return this.amount;
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}
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public AssetAmount getFee(){
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return this.fee;
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}
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@Override
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public byte[] toBytes() {
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byte[] feeBytes = fee.toBytes();
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byte[] fromBytes = from.toBytes();
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byte[] toBytes = to.toBytes();
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byte[] amountBytes = amount.toBytes();
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byte[] memoBytes = memo.toBytes();
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return Bytes.concat(feeBytes, fromBytes, toBytes, amountBytes, memoBytes);
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}
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@Override
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public String toJsonString() {
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GsonBuilder gsonBuilder = new GsonBuilder();
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gsonBuilder.registerTypeAdapter(Transfer.class, new TransferSerializer());
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return gsonBuilder.create().toJson(this);
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}
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@Override
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public JsonElement toJsonObject() {
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JsonArray array = new JsonArray();
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array.add(this.getId());
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JsonObject jsonObject = new JsonObject();
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jsonObject.add(KEY_FEE, fee.toJsonObject());
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jsonObject.add(KEY_AMOUNT, amount.toJsonObject());
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jsonObject.add(KEY_EXTENSIONS, new JsonArray());
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jsonObject.addProperty(KEY_FROM, from.toJsonString());
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jsonObject.addProperty(KEY_TO, to.toJsonString());
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array.add(jsonObject);
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return array;
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}
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class TransferSerializer implements JsonSerializer<Transfer> {
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@Override
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public JsonElement serialize(Transfer transfer, Type type, JsonSerializationContext jsonSerializationContext) {
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JsonArray arrayRep = new JsonArray();
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arrayRep.add(transfer.getId());
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arrayRep.add(toJsonObject());
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return arrayRep;
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}
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}
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}
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