java.lang.Object
- org.apache.jasper.Constants

```
public class Constants
extends Object
```
Some constants and other global data that are used by the compiler and the runtime.

Author:

Anil K. Vijendran, Harish Prabandham, Shawn Bayern, Mark Roth

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`CATALINA_HOME_PROP`	Name of the system property containing the tomcat product installation path
`static int`	`DEFAULT_BUFFER_SIZE`	Default size of the JSP buffer.
`static int`	`DEFAULT_TAG_BUFFER_SIZE`	Default size for the tag buffers.
`static boolean`	`IS_SECURITY_ENABLED`	Has security been turned on?
`static String`	`JSP_FACTORY_POOL_SIZE_INIT_PARAM`	Name of the ServletContext init-param that determines the JSP factory pool size.
`static int`	`MAX_POOL_SIZE`	Default tag handler pool size.
`static String`	`SPEC_VERSION`
`static List<String>`	`STANDARD_IMPORTS`
`static String`	`XML_BLOCK_EXTERNAL_INIT_PARAM`	Name of the ServletContext init-param that determines if the XML parsers will block the resolution of external entities.
`static String`	`XML_VALIDATION_TLD_INIT_PARAM`	Name of the ServletContext init-param that determines if the XML parsers used for *.tld files will be validating or not.

Constructor Summary

Constructors
Constructor Description

Constants()

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - SPEC_VERSION
```
public static final String SPEC_VERSION
```
    See Also:
    
    Constant Field Values
  - STANDARD_IMPORTS
```
public static final List<String> STANDARD_IMPORTS
```
  - DEFAULT_BUFFER_SIZE
```
public static final int DEFAULT_BUFFER_SIZE
```
    Default size of the JSP buffer.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_TAG_BUFFER_SIZE
```
public static final int DEFAULT_TAG_BUFFER_SIZE
```
    Default size for the tag buffers.
    
    See Also:
    
    Constant Field Values
  - MAX_POOL_SIZE
```
public static final int MAX_POOL_SIZE
```
    Default tag handler pool size.
    
    See Also:
    
    Constant Field Values
  - IS_SECURITY_ENABLED
```
public static final boolean IS_SECURITY_ENABLED
```
    Has security been turned on?
  - CATALINA_HOME_PROP
```
public static final String CATALINA_HOME_PROP
```
    Name of the system property containing the tomcat product installation path
    
    See Also:
    
    Constant Field Values
  - XML_VALIDATION_TLD_INIT_PARAM
```
public static final String XML_VALIDATION_TLD_INIT_PARAM
```
    Name of the ServletContext init-param that determines if the XML parsers used for *.tld files will be validating or not.
    This must be kept in sync with org.apache.catalina.Globals
    
    See Also:
    
    Constant Field Values
  - XML_BLOCK_EXTERNAL_INIT_PARAM
```
public static final String XML_BLOCK_EXTERNAL_INIT_PARAM
```
    Name of the ServletContext init-param that determines if the XML parsers will block the resolution of external entities.
    This must be kept in sync with org.apache.catalina.Globals
    
    See Also:
    
    Constant Field Values
  - JSP_FACTORY_POOL_SIZE_INIT_PARAM
```
public static final String JSP_FACTORY_POOL_SIZE_INIT_PARAM
```
    Name of the ServletContext init-param that determines the JSP factory pool size. Set the value to a positive integer to enable it. The default value is 8 per thread.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Constants
```
public Constants()
```

Class Constants

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

SPEC_VERSION

STANDARD_IMPORTS

DEFAULT_BUFFER_SIZE

DEFAULT_TAG_BUFFER_SIZE

MAX_POOL_SIZE

IS_SECURITY_ENABLED

CATALINA_HOME_PROP

XML_VALIDATION_TLD_INIT_PARAM

XML_BLOCK_EXTERNAL_INIT_PARAM

JSP_FACTORY_POOL_SIZE_INIT_PARAM

Constructor Detail

Constants