com.talanlabs.taskmanager.engine.taskservice.ExecutionResultBuilder Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of task-manager-engine Show documentation

The newest version!

package com.talanlabs.taskmanager.engine.taskservice;

public class ExecutionResultBuilder {

    private final ExecutionResultImpl executionResultImpl;

    protected ExecutionResultBuilder() {
        super();

        this.executionResultImpl = new ExecutionResultImpl();
    }

    public static ExecutionResultBuilder newBuilder() {
        return new ExecutionResultBuilder();
    }

    public ITaskService.IExecutionResult finished() {
        executionResultImpl.finished = true;
        return executionResultImpl;
    }

    public ITaskService.IExecutionResult notFinished() {
        executionResultImpl.finished = false;
        return executionResultImpl;
    }

    public ExecutionResultBuilder noChanges() {
        executionResultImpl.noChanges = true;
        return this;
    }

    public ExecutionResultBuilder result(Object result) {
        executionResultImpl.result = result;
        return this;
    }

    /**
     * Set to true if object cluster has changed. Task manager will stop at end of task, and restart on new object cluster.
     */
    public ExecutionResultBuilder mustStopAndRestartTaskManager(boolean b) {
        executionResultImpl.mustStopAndRestartTaskManager = b;
        return this;
    }

    private static final class ExecutionResultImpl implements ITaskService.IExecutionResult {

        private boolean finished;

        private Object result;

        private boolean mustStopAndRestartTaskManager;

        private boolean noChanges;

        public ExecutionResultImpl() {
            super();

            this.noChanges = false;
        }

        @Override
        public boolean isFinished() {
            return finished;
        }

        @Override
        public boolean isNoChanges() {
            return noChanges;
        }

        @Override
        public Object getResult() {
            return result;
        }

        @Override
        public boolean mustStopAndRestartTaskManager() {
            return mustStopAndRestartTaskManager;
        }
    }
}