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Irita open alliance chain SDK (java)
package irita.sdk.module.community_gov;
import io.grpc.StatusRuntimeException;
import irita.sdk.constant.ContractAddress;
import irita.sdk.constant.ContractArg;
import irita.sdk.constant.ContractMethod;
import irita.sdk.constant.enums.BroadcastMode;
import irita.sdk.constant.enums.DocType;
import irita.sdk.constant.enums.Role;
import irita.sdk.exception.ContractException;
import irita.sdk.exception.IritaSDKException;
import irita.sdk.model.BaseTx;
import irita.sdk.model.Fee;
import irita.sdk.model.ResultTx;
import irita.sdk.module.wasm.ContractABI;
import irita.sdk.module.wasm.WasmClient;
import org.apache.commons.lang3.StringUtils;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
public class CommunityGovClient {
private final WasmClient wasmClient;
public CommunityGovClient(WasmClient wasmClient) {
this.wasmClient = wasmClient;
}
/**
* 添加一个部门
*
* @param departmentName 部门名称
* @param publicKey 证书所对应的公钥（当前版本在链上存储时是直接存储，认为公钥就是地址）
*/
public void addDepartment(String departmentName, String publicKey) throws ContractException {
if (StringUtils.isEmpty(departmentName) || StringUtils.isEmpty(publicKey)) {
throw new NullPointerException("departmentName or publicKey is null");
}
Map args = new HashMap<>();
args.put(ContractArg.DEPARTMENT_NAME, departmentName);
args.put(ContractArg.PUBLIC_KEY, publicKey);
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.ADD_DEPARTMENT);
abi.setArgs(args);
try {
wasmClient.execute(ContractAddress.DEFAULT, abi, null, getComGovBaseTx());
} catch (IritaSDKException | IOException e) {
throw new ContractException(e.getMessage());
}
}
/**
* 更新部门的身份信息（相当于群主转让）
*
* @param publicKey 对方的公钥（当前版本和地址一样）
*/
public void updateDepartment(String publicKey) throws ContractException {
if (StringUtils.isEmpty(publicKey)) {
throw new NullPointerException("publicKey is null");
}
Map args = new HashMap<>();
args.put(ContractArg.PUBLIC_KEY, publicKey);
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.UPDATE_DEPARTMENT);
abi.setArgs(args);
try {
wasmClient.execute(ContractAddress.DEFAULT, abi, null, getComGovBaseTx());
} catch (IritaSDKException | IOException e) {
throw new ContractException(e.getMessage());
}
}
/**
* 向部门添加一个 成员
*
* @param address 成员管理员的地址
* @param role 成员的角色
*/
public void addMember(String address, Role role) throws ContractException {
if (StringUtils.isEmpty(address) || role == null) {
throw new NullPointerException("address or role is null");
}
Map args = new HashMap<>();
args.put(ContractArg.ADDRESS, address);
args.put(ContractArg.ROLE, role.getValue());
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.ADD_MEMBER);
abi.setArgs(args);
try {
wasmClient.execute(ContractAddress.DEFAULT, abi, null, getComGovBaseTx());
} catch (IritaSDKException | IOException e) {
throw new ContractException(e.getMessage());
}
}
/**
* 删除一个成员
*
* @param address 要删除的地址
*/
public void removeMember(String address) throws ContractException {
if (StringUtils.isEmpty(address)) {
throw new NullPointerException("address is null");
}
Map args = new HashMap<>();
args.put(ContractArg.ADDRESS, address);
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.REMOVE_MEMBER);
abi.setArgs(args);
try {
wasmClient.execute(ContractAddress.DEFAULT, abi, null, getComGovBaseTx());
} catch (IritaSDKException | IOException e) {
throw new ContractException(e.getMessage());
}
}
/**
* Hash创建（根据证照类型及唯一性ID, 判断本地是否已存在相应的票面信息Hash及证照文件Hash, 如存在，则将链上所有此证照的历史Hash变为删除态）
*
* @param docType 证照类型, 必填
* @param docId 证照唯一性Id, 必填
* @param strHash 文件hash, 当file_hash为空时必填
* @param fileHash 字符hash, 当str_hash为空时必填
*/
public ResultTx addHash(DocType docType, String docId, String strHash, String fileHash) throws IOException {
if (!addHashParamExist(docId, strHash, fileHash)) {
throw new NullPointerException("param is not correct");
}
Map args = new HashMap<>();
args.put(ContractArg.DOC_TYPE, docType.getCode());
args.put(ContractArg.DOC_ID, docId);
args.put(ContractArg.STR_HASH, strHash);
args.put(ContractArg.FILE_HASH, fileHash);
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.ADD_HASH);
abi.setArgs(args);
return wasmClient.execute(ContractAddress.DEFAULT, abi, null, getComGovBaseTx());
}
private boolean addHashParamExist(String docId, String strHash, String fileHash) {
return StringUtils.isNotEmpty(docId) && StringUtils.isNotEmpty(strHash) && StringUtils.isNotEmpty(fileHash);
}
/**
* 根据strHash或者fileHash查找 hash是否存在
*
* @param hash 文件hash/字符hash
*/
public boolean getHash(String hash) throws ContractException {
if (StringUtils.isEmpty(hash)) {
throw new RuntimeException("hash is null");
}
ContractABI abi = new ContractABI();
abi.setMethod(ContractMethod.GET_HASH);
Map args = new HashMap<>();
args.put(ContractArg.HASH, hash);
abi.setArgs(args);
try {
byte[] bytes = wasmClient.queryContract(ContractAddress.DEFAULT, abi);
if (bytes.length > 0) {
return true;
}
} catch (StatusRuntimeException e) {
if (e.getMessage().contains("not found")) {
return false;
}
throw new ContractException(e.getMessage());
}
return false;
}
private BaseTx getComGovBaseTx() {
return new BaseTx(2000000, new Fee("120", "stake"), BroadcastMode.Commit);
}
}