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Please refer to https://github.com/tracee/contextlogger.

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package io.tracee.contextlogger.impl;

import io.tracee.contextlogger.api.ConfigBuilder;
import io.tracee.contextlogger.api.ContextLoggerBuilder;
import io.tracee.contextlogger.api.internal.Configuration;
import io.tracee.contextlogger.profile.Profile;

import java.util.HashMap;
import java.util.Map;

/**
 * Implementation class to create a configuration by using the fluent api.
 */
public class ConfigBuilderImpl implements Configuration {

    private ContextLoggerBuilder owningBuilder;

    private Profile profile = null;

    private boolean keepOrder = false;

    private Map manualContextOverrides = new HashMap();


    public ConfigBuilderImpl(ContextLoggerBuilder owningBuilder) {
        this.owningBuilder = owningBuilder;
    }

    @Override
    public final ConfigBuilderImpl enforceProfile(Profile profile) {
        this.profile = profile;
        return this;
    }

    @Override
    public ConfigBuilder enable(String... contexts) {
        fillManualContextOverrideMap(contexts, true);
        return this;
    }

    @Override
    public ConfigBuilder disable(String... contexts) {
        fillManualContextOverrideMap(contexts, false);
        return this;
    }

    @Override
    public ConfigBuilder keepOrder() {
        this.keepOrder = true;
        return this;
    }

    @Override
    public ContextLoggerBuilder apply() {
        return owningBuilder;
    }

    public Map getManualContextOverrides() {
        return manualContextOverrides;
    }

    public Profile getProfile() {
        return profile;
    }

    public boolean getKeepOrder() {
        return keepOrder;
    }


    /**
     * Adds passed contexts value pairs to manualContextOverrides.
     *
     * @param contexts The property name of the context data.
     * @param value    the value which should be set.
     */
    private void fillManualContextOverrideMap(final String[] contexts, final boolean value) {
        if (contexts != null) {

            for (String context : contexts) {

                if (!context.isEmpty()) {
                    this.manualContextOverrides.put(context, value);
                }

            }

        }
    }
}