java.lang.Object
- org.apache.poi.openxml4j.opc.ContentTypes

```
public final class ContentTypes
extends Object
```
Open Packaging Convention content types (see Annex F : Standard Namespaces and Content Types).

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`CORE_PROPERTIES_PART`	Core Properties part.
`static String`	`CUSTOM_XML_PART`	Custom XML part.
`static String`	`DIGITAL_SIGNATURE_CERTIFICATE_PART`	Digital Signature Certificate part.
`static String`	`DIGITAL_SIGNATURE_ORIGIN_PART`	Digital Signature Origin part.
`static String`	`DIGITAL_SIGNATURE_XML_SIGNATURE_PART`	Digital Signature XML Signature part.
`static String`	`EXTENSION_GIF`
`static String`	`EXTENSION_JPG_1`
`static String`	`EXTENSION_JPG_2`
`static String`	`EXTENSION_PICT`
`static String`	`EXTENSION_PNG`
`static String`	`EXTENSION_TIFF`
`static String`	`EXTENSION_XML`
`static String`	`IMAGE_GIF`
`static String`	`IMAGE_JPEG`
`static String`	`IMAGE_PICT`	Pict image format.
`static String`	`IMAGE_PNG`
`static String`	`IMAGE_TIFF`	TIFF image format.
`static String`	`PLAIN_OLD_XML`	Plain old xml.
`static String`	`RELATIONSHIPS_PART`	Relationships part.
`static String`	`XML`	XML file.

Constructor Summary

Constructors
Constructor Description

ContentTypes()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type Method Description

static String getContentTypeFromFileExtension(String filename)
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - CORE_PROPERTIES_PART
```
public static final String CORE_PROPERTIES_PART
```
    Core Properties part.
    
    See Also:
    
    Constant Field Values
  - DIGITAL_SIGNATURE_CERTIFICATE_PART
```
public static final String DIGITAL_SIGNATURE_CERTIFICATE_PART
```
    Digital Signature Certificate part.
    
    See Also:
    
    Constant Field Values
  - DIGITAL_SIGNATURE_ORIGIN_PART
```
public static final String DIGITAL_SIGNATURE_ORIGIN_PART
```
    Digital Signature Origin part.
    
    See Also:
    
    Constant Field Values
  - DIGITAL_SIGNATURE_XML_SIGNATURE_PART
```
public static final String DIGITAL_SIGNATURE_XML_SIGNATURE_PART
```
    Digital Signature XML Signature part.
    
    See Also:
    
    Constant Field Values
  - RELATIONSHIPS_PART
```
public static final String RELATIONSHIPS_PART
```
    Relationships part.
    
    See Also:
    
    Constant Field Values
  - CUSTOM_XML_PART
```
public static final String CUSTOM_XML_PART
```
    Custom XML part.
    
    See Also:
    
    Constant Field Values
  - PLAIN_OLD_XML
```
public static final String PLAIN_OLD_XML
```
    Plain old xml. Note - OOXML uses application/xml, and not text/xml!
    
    See Also:
    
    Constant Field Values
  - IMAGE_JPEG
```
public static final String IMAGE_JPEG
```
    See Also:
    
    Constant Field Values
  - EXTENSION_JPG_1
```
public static final String EXTENSION_JPG_1
```
    See Also:
    
    Constant Field Values
  - EXTENSION_JPG_2
```
public static final String EXTENSION_JPG_2
```
    See Also:
    
    Constant Field Values
  - IMAGE_PNG
```
public static final String IMAGE_PNG
```
    See Also:
    
    Constant Field Values
  - EXTENSION_PNG
```
public static final String EXTENSION_PNG
```
    See Also:
    
    Constant Field Values
  - IMAGE_GIF
```
public static final String IMAGE_GIF
```
    See Also:
    
    Constant Field Values
  - EXTENSION_GIF
```
public static final String EXTENSION_GIF
```
    See Also:
    
    Constant Field Values
  - IMAGE_TIFF
```
public static final String IMAGE_TIFF
```
    TIFF image format.
    
    See Also:
    
    http://partners.adobe.com/public/developer/tiff/index.html#spec, Constant Field Values
  - EXTENSION_TIFF
```
public static final String EXTENSION_TIFF
```
    See Also:
    
    Constant Field Values
  - IMAGE_PICT
```
public static final String IMAGE_PICT
```
    Pict image format.
    
    See Also:
    
    http://developer.apple.com/documentation/mac/QuickDraw/QuickDraw-2.html, Constant Field Values
  - EXTENSION_PICT
```
public static final String EXTENSION_PICT
```
    See Also:
    
    Constant Field Values
  - XML
```
public static final String XML
```
    XML file.
    
    See Also:
    
    Constant Field Values
  - EXTENSION_XML
```
public static final String EXTENSION_XML
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - ContentTypes
```
public ContentTypes()
```
- Method Detail
  - getContentTypeFromFileExtension
```
public static String getContentTypeFromFileExtension(String filename)
```

Class ContentTypes

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CORE_PROPERTIES_PART

DIGITAL_SIGNATURE_CERTIFICATE_PART

DIGITAL_SIGNATURE_ORIGIN_PART

DIGITAL_SIGNATURE_XML_SIGNATURE_PART

RELATIONSHIPS_PART

CUSTOM_XML_PART

PLAIN_OLD_XML

IMAGE_JPEG

EXTENSION_JPG_1

EXTENSION_JPG_2

IMAGE_PNG

EXTENSION_PNG

IMAGE_GIF

EXTENSION_GIF

IMAGE_TIFF

EXTENSION_TIFF

IMAGE_PICT

EXTENSION_PICT

XML

EXTENSION_XML

Constructor Detail

ContentTypes

Method Detail

getContentTypeFromFileExtension