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torben |
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package dk.daoas.adressevedligehold.tasks;
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import dk.daoas.adressevedligehold.util.TimingHelper;
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public abstract class Task implements Runnable {
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public enum TaskState {
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STATE_QUEUED, STATE_RUNNING, STATE_DONE, STATE_ABORTED;
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}
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public static class TaskBean {
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public String description;
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public String detail;
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public double percentCompleted;
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public String state;
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}
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protected boolean abort = false;
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protected TaskState state = TaskState.STATE_QUEUED;
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protected TaskManager manager;
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public void setManager(TaskManager manager) {
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this.manager = manager;
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}
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@Override
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public final void run() {
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TimingHelper timing = new TimingHelper();
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System.out.println("Starting " + this.getDescription() );
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this.state = TaskState.STATE_RUNNING;
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manager.setCurrentTask(this);
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try {
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taskRun();
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this.state = TaskState.STATE_DONE;
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} catch (Exception e) {
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this.state = TaskState.STATE_ABORTED;
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}
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manager.setCurrentTask(null);
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System.out.println("Done " + this.getDescription() + " " + timing.getElapsed() + "ms");
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}
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public TaskState getState() {
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return this.state;
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}
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public void doAbort() {
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this.abort = true;
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}
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public TaskBean getTaskBean() {
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TaskBean bean = new TaskBean();
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bean.description = this.getDescription();
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bean.detail = this.getDetail();
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bean.percentCompleted = this.getPercentCompleted();
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bean.state = this.state.toString();
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return bean;
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}
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protected abstract void taskRun();
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public abstract String getDescription();
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public abstract String getDetail();
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public abstract short getPercentCompleted();
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}
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