**Inheritance:**
java.lang.Object, [com.aspose.cells.CollectionBase](../../com.aspose.cells/collectionbase)
```
public class RevisionLogCollection extends CollectionBase
```

Represents all revision logs.
## Methods

| Method | Description |
| --- | --- |
| [add(Object o)](#add-java.lang.Object-) | Adds an item to the CollectionBase instance. |
| [clear()](#clear--) | Removes all objects from the CollectionBase instance. |
| [contains(Object o)](#contains-java.lang.Object-) | Return whether instance contains this object |
| [equals(Object arg0)](#equals-java.lang.Object-) |  |
| [get(int index)](#get-int-) | Gets [RevisionLog](../../com.aspose.cells/revisionlog) by index. |
| [getClass()](#getClass--) |  |
| [getCount()](#getCount--) | Gets the number of elements contained in the CollectionBase instance. |
| [getDaysPreservingHistory()](#getDaysPreservingHistory--) | Gets the number of days the spreadsheet application will keep the change history for this workbook. |
| [hashCode()](#hashCode--) |  |
| [highlightChanges(HighlightChangesOptions options)](#highlightChanges-com.aspose.cells.HighlightChangesOptions-) | Highlights changes of shared workbook. |
| [indexOf(Object o)](#indexOf-java.lang.Object-) | Determines the index of a specific item in the CollectionBase instance. |
| [iterator()](#iterator--) | Returns an enumerator that iterates through the CollectionBase instance. |
| [notify()](#notify--) |  |
| [notifyAll()](#notifyAll--) |  |
| [removeAt(int index)](#removeAt-int-) | Removes the item at the specified index. |
| [setDaysPreservingHistory(int value)](#setDaysPreservingHistory-int-) | Sets the number of days the spreadsheet application will keep the change history for this workbook. |
| [toString()](#toString--) |  |
| [wait()](#wait--) |  |
| [wait(long arg0)](#wait-long-) |  |
| [wait(long arg0, int arg1)](#wait-long-int-) |  |
### add(Object o) {#add-java.lang.Object-}
```
public int add(Object o)
```


Adds an item to the CollectionBase instance.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| o | java.lang.Object | The Object to add to the CollectionBase instance. |

**Returns:**
int - The position into which the new element was inserted.
### clear() {#clear--}
```
public void clear()
```


Removes all objects from the CollectionBase instance.

### contains(Object o) {#contains-java.lang.Object-}
```
public boolean contains(Object o)
```


Return whether instance contains this object

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| o | java.lang.Object | test object |

**Returns:**
boolean - Whether instance contains this object
### equals(Object arg0) {#equals-java.lang.Object-}
```
public boolean equals(Object arg0)
```




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

**Returns:**
boolean
### get(int index) {#get-int-}
```
public RevisionLog get(int index)
```


Gets [RevisionLog](../../com.aspose.cells/revisionlog) by index.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| index | int | The index. |

**Returns:**
[RevisionLog](../../com.aspose.cells/revisionlog) - Returns [RevisionLog](../../com.aspose.cells/revisionlog) object.
### getClass() {#getClass--}
```
public final native Class<?> getClass()
```




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


Gets the number of elements contained in the CollectionBase instance.

**Returns:**
int - The number of elements contained in the CollectionBase instance.
### getDaysPreservingHistory() {#getDaysPreservingHistory--}
```
public int getDaysPreservingHistory()
```


Gets the number of days the spreadsheet application will keep the change history for this workbook.

**Returns:**
int
### hashCode() {#hashCode--}
```
public native int hashCode()
```




**Returns:**
int
### highlightChanges(HighlightChangesOptions options) {#highlightChanges-com.aspose.cells.HighlightChangesOptions-}
```
public void highlightChanges(HighlightChangesOptions options)
```


Highlights changes of shared workbook.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| options | [HighlightChangesOptions](../../com.aspose.cells/highlightchangesoptions) | Set the options for filtering which changes should be tracked. |

### indexOf(Object o) {#indexOf-java.lang.Object-}
```
public int indexOf(Object o)
```


Determines the index of a specific item in the CollectionBase instance.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| o | java.lang.Object | Determines the index of a specific item in the CollectionBase instance. |

**Returns:**
int - The index of value if found in the list; otherwise, -1.
### iterator() {#iterator--}
```
public Iterator iterator()
```


Returns an enumerator that iterates through the CollectionBase instance.

**Returns:**
java.util.Iterator - An iterator for the CollectionBase instance.
### notify() {#notify--}
```
public final native void notify()
```




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




### removeAt(int index) {#removeAt-int-}
```
public void removeAt(int index)
```


Removes the item at the specified index.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| index | int | The zero-based index of the item to remove. |

### setDaysPreservingHistory(int value) {#setDaysPreservingHistory-int-}
```
public void setDaysPreservingHistory(int value)
```


Sets the number of days the spreadsheet application will keep the change history for this workbook.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| value | int |  |

### 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 |  |