es.gob.afirma.mreport.utils

Class FileUtils

java.lang.Object

es.gob.afirma.mreport.utils.FileUtils

public final class FileUtils
extends java.lang.Object

Utility class for managing files.

Project:

Library for the integration with the services of @Firma, eVisor and TS@.

Version:

1.1, 18/04/2022.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	BMP_MEDIA_TYPE Attribute that represents the BMP media type.
static java.lang.String	DATA_FILE_EXTENSION Attribute that represents the extension used for the Binary Files.
static java.lang.String	GIF_MEDIA_TYPE Attribute that represents the GIF media type.
static java.lang.String	HTML_MEDIA_TYPE Attribute that represents the HTML media type.
static java.lang.String	JPEG_MEDIA_TYPE Attribute that represents the JPEG media type.
static java.lang.String	MSOFFICE_DOC_MEDIA_TYPE Attribute that represents the microsoft word media type.
static java.lang.String	MSOFFICE_DOCX_MEDIA_TYPE Attribute that represents the microsoft word media type (in open xml format).
static java.lang.String	MSOFFICE_PPT_MEDIA_TYPE Attribute that represents the microsoft powerpoint media type.
static java.lang.String	MSOFFICE_PPTX_MEDIA_TYPE Attribute that represents the microsoft powerpoint media type (in open xml format).
static java.lang.String	MSOFFICE_XLS_MEDIA_TYPE Attribute that represents the microsoft excel media type.
static java.lang.String	MSOFFICE_XLSX_MEDIA_TYPE Attribute that represents the microsoft excel media type (in open xml format).
static java.lang.String	ODC_MEDIA_TYPE Attribute that represents the ODC media type.
static java.lang.String	ODG_MEDIA_TYPE Attribute that represents the ODG media type.
static java.lang.String	ODP_MEDIA_TYPE Attribute that represents the ODP media type.
static java.lang.String	ODS_MEDIA_TYPE Attribute that represents the ODS media type.
static java.lang.String	ODT_MEDIA_TYPE Attribute that represents the ODT media type.
static java.lang.String	PDF_MEDIA_TYPE Attribute that represents the PDF media type.
static java.lang.String	PNG_MEDIA_TYPE Attribute that represents the PNG media type.
static java.lang.String	RTF_MEDIA_TYPE Attribute that represents the RTF media type.
static java.lang.String	TIFF_MEDIA_TYPE Attribute that represents the PNG media type.
static java.lang.String	TXT_MEDIA_TYPE Attribute that represents the text plain media type.
static java.lang.String	XML_MEDIA_TYPE Attribute that represents the XML media type.
static java.lang.String	XSLT_MEDIA_TYPE Attribute that represents the XSLT media type.

Method Summary

Modifier and Type	Method and Description
static byte[]	getFile(java.lang.String templatePath) Method that returns the array of bytes of supplied file.
static java.lang.String	getFileExtension(byte[] file) Gets the file extension.
static java.lang.String	getFileExtension(java.lang.String mimeType) Gets the file extension.
static java.lang.String	getMediaType(byte[] document) Detects the media type of the given document.
static boolean	isImage(java.lang.String mimeType) Checks if the supplied MimeType is a supported image MimeType.
static boolean	isTextFile(java.lang.String mimeType) Checks if the supplied MimeType is a supported text plain file or XML file.
static boolean	isXML(byte[] file) Checks if the supplied file is a valid XML.
static byte[]	toByteArray(java.sql.Blob fromBlob) Method that obtains a bytes array from a Blob object.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ODT_MEDIA_TYPE

public static final java.lang.String ODT_MEDIA_TYPE

Attribute that represents the ODT media type.

See Also:

Constant Field Values

ODG_MEDIA_TYPE

public static final java.lang.String ODG_MEDIA_TYPE

Attribute that represents the ODG media type.

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Constant Field Values

ODS_MEDIA_TYPE

public static final java.lang.String ODS_MEDIA_TYPE

Attribute that represents the ODS media type.

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Constant Field Values

ODP_MEDIA_TYPE

public static final java.lang.String ODP_MEDIA_TYPE

Attribute that represents the ODP media type.

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Constant Field Values

ODC_MEDIA_TYPE

public static final java.lang.String ODC_MEDIA_TYPE

Attribute that represents the ODC media type.

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Constant Field Values

BMP_MEDIA_TYPE

public static final java.lang.String BMP_MEDIA_TYPE

Attribute that represents the BMP media type.

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Constant Field Values

GIF_MEDIA_TYPE

public static final java.lang.String GIF_MEDIA_TYPE

Attribute that represents the GIF media type.

See Also:

Constant Field Values

JPEG_MEDIA_TYPE

public static final java.lang.String JPEG_MEDIA_TYPE

Attribute that represents the JPEG media type.

See Also:

Constant Field Values

PNG_MEDIA_TYPE

public static final java.lang.String PNG_MEDIA_TYPE

Attribute that represents the PNG media type.

See Also:

Constant Field Values

TIFF_MEDIA_TYPE

public static final java.lang.String TIFF_MEDIA_TYPE

Attribute that represents the PNG media type.

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Constant Field Values

PDF_MEDIA_TYPE

public static final java.lang.String PDF_MEDIA_TYPE

Attribute that represents the PDF media type.

See Also:

Constant Field Values

MSOFFICE_DOC_MEDIA_TYPE

public static final java.lang.String MSOFFICE_DOC_MEDIA_TYPE

Attribute that represents the microsoft word media type.

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Constant Field Values

MSOFFICE_DOCX_MEDIA_TYPE

public static final java.lang.String MSOFFICE_DOCX_MEDIA_TYPE

Attribute that represents the microsoft word media type (in open xml format).

See Also:

Constant Field Values

MSOFFICE_PPT_MEDIA_TYPE

public static final java.lang.String MSOFFICE_PPT_MEDIA_TYPE

Attribute that represents the microsoft powerpoint media type.

See Also:

Constant Field Values

MSOFFICE_PPTX_MEDIA_TYPE

public static final java.lang.String MSOFFICE_PPTX_MEDIA_TYPE

Attribute that represents the microsoft powerpoint media type (in open xml format).

See Also:

Constant Field Values

MSOFFICE_XLS_MEDIA_TYPE

public static final java.lang.String MSOFFICE_XLS_MEDIA_TYPE

Attribute that represents the microsoft excel media type.

See Also:

Constant Field Values

MSOFFICE_XLSX_MEDIA_TYPE

public static final java.lang.String MSOFFICE_XLSX_MEDIA_TYPE

Attribute that represents the microsoft excel media type (in open xml format).

See Also:

Constant Field Values

TXT_MEDIA_TYPE

public static final java.lang.String TXT_MEDIA_TYPE

Attribute that represents the text plain media type.

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Constant Field Values

RTF_MEDIA_TYPE

public static final java.lang.String RTF_MEDIA_TYPE

Attribute that represents the RTF media type.

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Constant Field Values

XML_MEDIA_TYPE

public static final java.lang.String XML_MEDIA_TYPE

Attribute that represents the XML media type.

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Constant Field Values

XSLT_MEDIA_TYPE

public static final java.lang.String XSLT_MEDIA_TYPE

Attribute that represents the XSLT media type.

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Constant Field Values

HTML_MEDIA_TYPE

public static final java.lang.String HTML_MEDIA_TYPE

Attribute that represents the HTML media type.

See Also:

Constant Field Values

DATA_FILE_EXTENSION

public static final java.lang.String DATA_FILE_EXTENSION

Attribute that represents the extension used for the Binary Files.

See Also:

Constant Field Values

Method Detail

getFileExtension

public static java.lang.String getFileExtension(byte[] file)
                                         throws UtilsException

Gets the file extension.

Parameters:

file - File.

Returns:

File extension.

Throws:

UtilsException - If an error occurs.

getFileExtension

public static java.lang.String getFileExtension(java.lang.String mimeType)
                                         throws UtilsException

Gets the file extension.

Parameters:

mimeType - MimeType.

Returns:

File extension.

Throws:

UtilsException - If an error occurs.

isXML

public static boolean isXML(byte[] file)
                     throws UtilsException

Checks if the supplied file is a valid XML.

Parameters:

file - File to check.

Returns:

True if the file is a XML.

Throws:

UtilsException - If an error occurs while processing the file.

toByteArray

public static byte[] toByteArray(java.sql.Blob fromBlob)
                          throws UtilsException

Method that obtains a bytes array from a Blob object.

Parameters:

fromBlob - Parameter that represents the Blob object.

Returns:

a bytes array from a Blob object.

Throws:

UtilsException - If an error occurs.

getFile

public static byte[] getFile(java.lang.String templatePath)
                      throws UtilsException

Method that returns the array of bytes of supplied file.

Parameters:

templatePath - Path of file to get.

Returns:

Array of bytes of file.

Throws:

UtilsException - If an error occurs while the system is reading the file.

getMediaType

public static java.lang.String getMediaType(byte[] document)
                                     throws UtilsException

Detects the media type of the given document.

Parameters:

document - The document stream.

Returns:

Detected media type.

Throws:

UtilsException

isImage

public static boolean isImage(java.lang.String mimeType)

Checks if the supplied MimeType is a supported image MimeType.

Parameters:

mimeType - MimeType.

Returns:

True if the supplied value is a supported image MimeType. Otherwise, false.

isTextFile

public static boolean isTextFile(java.lang.String mimeType)

Checks if the supplied MimeType is a supported text plain file or XML file.

Parameters:

mimeType - MimeType.

Returns:

True if the supplied value is a supported text plain file or XML file. Otherwise, false.