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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.openxml4j.opc;

import java.util.Date;
import java.util.Optional;

Represents the core properties of an OPC package.
Author:
Julien Chable
See Also:
OPCPackage
Version:
1.0/**
 * Represents the core properties of an OPC package.
 * 
 * @author Julien Chable
 * @version 1.0
 * @see org.apache.poi.openxml4j.opc.OPCPackage
 */
public interface PackageProperties {

    
Dublin Core Terms URI.
/**
     * Dublin Core Terms URI.
     */
    String NAMESPACE_DCTERMS = "http://purl.org/dc/terms/";

    
Dublin Core namespace URI.
/**
     * Dublin Core namespace URI.
     */
    String NAMESPACE_DC = "http://purl.org/dc/elements/1.1/";

    /* Getters and setters */

    
Set the category of the content of this package.
Returns:
property value/**
     * Set the category of the content of this package.
     * @return property value
     */
    Optional<String> getCategoryProperty();

    
Set the category of the content of this package.
/**
     * Set the category of the content of this package.
     */
    void setCategoryProperty(String category);

    
Set the category of the content of this package.
Since:
4.0.0/**
     * Set the category of the content of this package.
     * @since 4.0.0
     */
    void setCategoryProperty(Optional<String> category);

    
Set the status of the content.
Returns:
property value/**
     * Set the status of the content.
     * @return property value
     */
    Optional<String> getContentStatusProperty();

    
Get the status of the content.
/**
     * Get the status of the content.
     */
    void setContentStatusProperty(String contentStatus);

    
Get the status of the content.
Since:
4.0.0/**
     * Get the status of the content.
     * @since 4.0.0
     */
    void setContentStatusProperty(Optional<String> contentStatus);

    
Get the type of content represented, generally defined by a specific use
and intended audience.
Returns:
property value/**
     * Get the type of content represented, generally defined by a specific use
     * and intended audience.
     * @return property value
     */
    Optional<String> getContentTypeProperty();

    
Set the type of content represented, generally defined by a specific use
and intended audience.
/**
     * Set the type of content represented, generally defined by a specific use
     * and intended audience.
     */
    void setContentTypeProperty(String contentType);

    
Set the type of content represented, generally defined by a specific use
and intended audience.
Since:
4.0.0/**
     * Set the type of content represented, generally defined by a specific use
     * and intended audience.
     * @since 4.0.0
     */
    void setContentTypeProperty(Optional<String> contentType);

    
Get the date of creation of the resource.
Returns:
property value/**
     * Get the date of creation of the resource.
     * @return property value
     */
    Optional<Date> getCreatedProperty();

    
Set the date of creation of the resource.
/**
     * Set the date of creation of the resource.
     */
    void setCreatedProperty(String created);

    
Set the date of creation of the resource.
/**
     * Set the date of creation of the resource.
     */
    void setCreatedProperty(Optional<Date> created);

    
Get the entity primarily responsible for making the content of the
resource.
Returns:
property value/**
     * Get the entity primarily responsible for making the content of the
     * resource.
     * @return property value
     */
    Optional<String> getCreatorProperty();

    
Set the entity primarily responsible for making the content of the
resource.
/**
     * Set the entity primarily responsible for making the content of the
     * resource.
     */
    void setCreatorProperty(String creator);

    
Set the entity primarily responsible for making the content of the
resource.
Since:
4.0.0/**
     * Set the entity primarily responsible for making the content of the
     * resource.
     * @since 4.0.0
     */
    void setCreatorProperty(Optional<String> creator);

    
Get the explanation of the content of the resource.
/**
     * Get the explanation of the content of the resource.
     */
    Optional<String> getDescriptionProperty();

    
Set the explanation of the content of the resource.
/**
     * Set the explanation of the content of the resource.
     */
    void setDescriptionProperty(String description);

    
Set the explanation of the content of the resource.
Since:
4.0.0/**
     * Set the explanation of the content of the resource.
     * @since 4.0.0
     */
    void setDescriptionProperty(Optional<String> description);

    
Get an unambiguous reference to the resource within a given context.
Returns:
property value/**
     * Get an unambiguous reference to the resource within a given context.
     * @return property value
     */
    Optional<String> getIdentifierProperty();

    
Set an unambiguous reference to the resource within a given context.
/**
     * Set an unambiguous reference to the resource within a given context.
     */
    void setIdentifierProperty(String identifier);

    
Set an unambiguous reference to the resource within a given context.
Since:
4.0.0/**
     * Set an unambiguous reference to the resource within a given context.
     * @since 4.0.0
     */
    void setIdentifierProperty(Optional<String> identifier);

    
Get a delimited set of keywords to support searching and indexing. This
is typically a list of terms that are not available elsewhere in the
properties
Returns:
property value/**
     * Get a delimited set of keywords to support searching and indexing. This
     * is typically a list of terms that are not available elsewhere in the
     * properties
     * @return property value
     */
    Optional<String> getKeywordsProperty();

    
Set a delimited set of keywords to support searching and indexing. This
is typically a list of terms that are not available elsewhere in the
properties
/**
     * Set a delimited set of keywords to support searching and indexing. This
     * is typically a list of terms that are not available elsewhere in the
     * properties
     */
    void setKeywordsProperty(String keywords);

    
Set a delimited set of keywords to support searching and indexing. This
is typically a list of terms that are not available elsewhere in the
properties
Since:
4.0.0/**
     * Set a delimited set of keywords to support searching and indexing. This
     * is typically a list of terms that are not available elsewhere in the
     * properties
     * @since 4.0.0
     */
    void setKeywordsProperty(Optional<String> keywords);

    
Get the language of the intellectual content of the resource.
Returns:
property value/**
     * Get the language of the intellectual content of the resource.
     * @return property value
     */
    Optional<String> getLanguageProperty();

    
Set the language of the intellectual content of the resource.
/**
     * Set the language of the intellectual content of the resource.
     */
    void setLanguageProperty(String language);

    
Set the language of the intellectual content of the resource.
Since:
4.0.0/**
     * Set the language of the intellectual content of the resource.
     * @since 4.0.0
     */
    void setLanguageProperty(Optional<String> language);

    
Get the user who performed the last modification.
/**
     * Get the user who performed the last modification.
     */
    Optional<String> getLastModifiedByProperty();

    
Set the user who performed the last modification.
/**
     * Set the user who performed the last modification.
     */
    void setLastModifiedByProperty(String lastModifiedBy);

    
Set the user who performed the last modification.
Since:
4.0.0/**
     * Set the user who performed the last modification.
     * @since 4.0.0
     */
    void setLastModifiedByProperty(Optional<String> lastModifiedBy);

    
Get the date and time of the last printing.
Returns:
property value/**
     * Get the date and time of the last printing.
     * @return property value
     */
    Optional<Date> getLastPrintedProperty();

    
Set the date and time of the last printing.
/**
     * Set the date and time of the last printing.
     */
    void setLastPrintedProperty(String lastPrinted);

    
Set the date and time of the last printing.
/**
     * Set the date and time of the last printing.
     */
    void setLastPrintedProperty(Optional<Date> lastPrinted);

    
Get the date on which the resource was changed.
Returns:
property value/**
     * Get the date on which the resource was changed.
     * @return property value
     */
    Optional<Date> getModifiedProperty();

    
Set the date on which the resource was changed.
/**
     * Set the date on which the resource was changed.
     */
    void setModifiedProperty(String modified);

    
Set the date on which the resource was changed.
/**
     * Set the date on which the resource was changed.
     */
    void setModifiedProperty(Optional<Date> modified);

    
Get the revision number.
Returns:
property value/**
     * Get the revision number.
     * @return property value
     */
    Optional<String> getRevisionProperty();

    
Set the revision number.
/**
     * Set the revision number.
     */
    void setRevisionProperty(String revision);

    
Set the revision number.
Since:
4.0.0/**
     * Set the revision number.
     * @since 4.0.0
     */
    void setRevisionProperty(Optional<String> revision);

    
Get the topic of the content of the resource.
Returns:
property value/**
     * Get the topic of the content of the resource.
     * @return property value
     */
    Optional<String> getSubjectProperty();

    
Set the topic of the content of the resource.
/**
     * Set the topic of the content of the resource.
     */
    void setSubjectProperty(String subject);

    
Set the topic of the content of the resource.
Since:
4.0.0/**
     * Set the topic of the content of the resource.
     * @since 4.0.0
     */
    void setSubjectProperty(Optional<String> subject);

    
Get the name given to the resource.
Returns:
property value/**
     * Get the name given to the resource.
     * @return property value
     */
    Optional<String> getTitleProperty();

    
Set the name given to the resource.
/**
     * Set the name given to the resource.
     */
    void setTitleProperty(String title);

    
Set the name given to the resource.
Since:
4.0.0/**
     * Set the name given to the resource.
     * @since 4.0.0
     */
    void setTitleProperty(Optional<String> title);

    
Get the version number.
Returns:
property value/**
     * Get the version number.
     * @return property value
     */
    Optional<String> getVersionProperty();

    
Set the version number.
/**
     * Set the version number.
     */
    void setVersionProperty(String version);

    
Set the version number.
Since:
4.0.0/**
     * Set the version number.
     * @since 4.0.0
     */
    void setVersionProperty(Optional<String> version);
}