**Inheritance:**
java.lang.Object
```
public final class PdfDigitalSignatureHashAlgorithm
```

Specifies digital hash algorithm used by digital signature.
## Fields

| Field | Description |
| --- | --- |
| [MD_5](#MD-5) | SHA-1 hash algorithm. |
| [SHA_1](#SHA-1) | SHA-1 hash algorithm. |
| [SHA_256](#SHA-256) | SHA-256 hash algorithm. |
| [SHA_384](#SHA-384) | SHA-384 hash algorithm. |
| [SHA_512](#SHA-512) | SHA-512 hash algorithm. |
## Methods

| Method | Description |
| --- | --- |
| [equals(Object arg0)](#equals-java.lang.Object-) |  |
| [getClass()](#getClass--) |  |
| [hashCode()](#hashCode--) |  |
| [notify()](#notify--) |  |
| [notifyAll()](#notifyAll--) |  |
| [toString()](#toString--) |  |
| [wait()](#wait--) |  |
| [wait(long arg0)](#wait-long-) |  |
| [wait(long arg0, int arg1)](#wait-long-int-) |  |
### MD_5 {#MD-5}
```
public static final int MD_5
```


SHA-1 hash algorithm.

### SHA_1 {#SHA-1}
```
public static final int SHA_1
```


SHA-1 hash algorithm.

### SHA_256 {#SHA-256}
```
public static final int SHA_256
```


SHA-256 hash algorithm.

### SHA_384 {#SHA-384}
```
public static final int SHA_384
```


SHA-384 hash algorithm.

### SHA_512 {#SHA-512}
```
public static final int SHA_512
```


SHA-512 hash algorithm.

### equals(Object arg0) {#equals-java.lang.Object-}
```
public boolean equals(Object arg0)
```




**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| arg0 | java.lang.Object |  |

**Returns:**
boolean
### getClass() {#getClass--}
```
public final native Class<?> getClass()
```




**Returns:**
java.lang.Class<?>
### hashCode() {#hashCode--}
```
public native int hashCode()
```




**Returns:**
int
### notify() {#notify--}
```
public final native void notify()
```




### notifyAll() {#notifyAll--}
```
public final native void notifyAll()
```




### toString() {#toString--}
```
public String toString()
```




**Returns:**
java.lang.String
### wait() {#wait--}
```
public final void wait()
```




### wait(long arg0) {#wait-long-}
```
public final native void wait(long arg0)
```




**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| arg0 | long |  |

### wait(long arg0, int arg1) {#wait-long-int-}
```
public final void wait(long arg0, int arg1)
```




**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| arg0 | long |  |
| arg1 | int |  |