com.arch.cdi.GlobalInformation Maven / Gradle / Ivy

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package com.arch.cdi;

import javax.enterprise.context.Dependent;
import javax.enterprise.inject.Instance;
import javax.inject.Inject;
import javax.inject.Named;
import java.io.Serializable;

@Named
@Dependent
public class GlobalInformation implements Serializable {

    @Inject
    private ApplicationInformation applicationInformation;

    @Inject
    private Instance sessionInformation;

    public void set(String key, Serializable value) {
        try {
            sessionInformation.get().put(key, value);
        } catch (Exception ex) {
            applicationInformation.put(getKeyApplication(key), value);
        }
    }

    public  T get(String key) {
        try {
            return (T) sessionInformation.get().get(key);
        } catch (Exception ex) {
            return (T) applicationInformation.get(getKeyApplication(key));
        }
    }

    public boolean exists(String key) {
        try {
            return !sessionInformation.isUnsatisfied()
                    && sessionInformation.get().get(key) != null;
        } catch (Exception ex) {
            return applicationInformation.get(getKeyApplication(key)) != null;
        }
    }

    private String getKeyApplication(String key) {
        return Thread.currentThread().getName().concat("_").concat(key);
    }
}