activiti-api

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目录

概述

activiti-api的是一个非常常见的需求。

需求：

设计思路

实现思路分析

1.VariableEvent

public interface VariableCreatedEvent extends VariableEvent {

}
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2.EmptyResult

public class EmptyResult extends Result<Void> {

    public EmptyResult() {
    }

    public EmptyResult(Payload payload) {
        super(payload,
              null);
    }
}

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3.BPMNElement

public interface BPMNElement {

    String getElementId();

    String getProcessInstanceId();

    String getProcessDefinitionId();
}

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4.BPMNError

public interface BPMNError extends BPMNActivity {

    String getErrorCode();

    String getErrorId();
}

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5.Connector

public interface Connector extends Function<IntegrationContext, IntegrationContext> {


}

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AbstractSecurityManager

public abstract class AbstractSecurityManager implements SecurityManager {

    private static final String INVALID_AUTHENTICATED_PRINCIPAL = "Invalid authenticated principal";

    private final SecurityContextPrincipalProvider securityContextPrincipalProvider;
    private final PrincipalIdentityProvider principalIdentityProvider;
    private final PrincipalGroupsProvider principalGroupsProvider;
    private final PrincipalRolesProvider principalRolesProvider;

    public AbstractSecurityManager(SecurityContextPrincipalProvider securityContextPrincipalProvider,
                                   PrincipalIdentityProvider principalIdentityProvider,
                                   PrincipalGroupsProvider principalGroupsProvider,
                                   PrincipalRolesProvider principalRolesProvider) {
        this.securityContextPrincipalProvider = securityContextPrincipalProvider;
        this.principalIdentityProvider = principalIdentityProvider;
        this.principalGroupsProvider = principalGroupsProvider;
        this.principalRolesProvider = principalRolesProvider;
    }

    @Override
    public String getAuthenticatedUserId() {
        return securityContextPrincipalProvider.getCurrentPrincipal()
                                               .map(principalIdentityProvider::getUserId)
                                               .orElseThrow(this::securityException);
    }

    @Override
    public List<String> getAuthenticatedUserGroups() {
        return securityContextPrincipalProvider.getCurrentPrincipal()
                                               .map(principalGroupsProvider::getGroups)
                                               .orElseThrow(this::securityException);
    }

    @Override
    public List<String> getAuthenticatedUserRoles() {
        return securityContextPrincipalProvider.getCurrentPrincipal()
                                               .map(principalRolesProvider::getRoles)
                                               .orElseThrow(this::securityException);
    }

    protected SecurityException securityException() {
        return new SecurityException(INVALID_AUTHENTICATED_PRINCIPAL);
    }

}

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参考资料和推荐阅读

[1]. https://www.activiti.org/

欢迎阅读，各位老铁，如果对你有帮助，点个赞加个关注呗！~