Constants

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

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

Field Summary

Fields
Modifier and Type	Field and Description
`static java.lang.String`	`ALT_DD_ATTR`
`static int`	`DEFAULT_BUFFER_SIZE`
`static int`	`DEFAULT_INITIAL_CAPACITY`
`static int`	`DEFAULT_TAG_BUFFER_SIZE` Default size for the tag buffers.
`static char`	`ESC` A replacement char for "\$".
`static java.lang.String`	`ESCStr`
`static java.lang.String`	`FIRST_REQUEST_SEEN`
`static java.lang.String`	`FORWARD_SEEN`
`static java.lang.String`	`IE_PLUGIN_URL`
`static java.lang.String`	`INC_REQUEST_URI` Servlet context and request attributes that the JSP engine uses.
`static java.lang.String`	`INC_SERVLET_PATH`
`static boolean`	`IS_SECURITY_ENABLED` Has security been turned on?
`static java.lang.String`	`JSP_ERROR_HANDLED`
`static java.lang.String`	`JSP_FILE` FIXME Request attribute for `<jsp-file>` element of a servlet definition.
`static java.lang.String`	`JSP_NAME` The name of the JSP engine.
`static java.lang.String`	`JSP_PACKAGE_NAME` The default package name for compiled jsp pages.
`static java.lang.String`	`JSP_PROPERTY_GROUPS_CONTEXT_ATTRIBUTE`
`static java.lang.String`	`JSP_RESOURCE_INJECTOR_CONTEXT_ATTRIBUTE`
`static java.lang.String`	`JSP_SERVLET_BASE` The base class of the generated servlets.
`static java.lang.String`	`JSP_TAGFILE_JAR_URLS_CACHE`
`static java.lang.String`	`JSP_TAGLIBRARY_CACHE`
`static java.lang.String`	`JSP_TLD_URI_TO_LOCATION_MAP`
`static java.lang.Double`	`JSP_VERSION_2_0`
`static java.lang.Double`	`JSP_VERSION_2_1`
`static int`	`K` Default size of the JSP buffer.
`static int`	`MAX_POOL_SIZE` Default tag handler pool size.
`static java.lang.String`	`NS_PLUGIN_URL` Default URLs to download the pluging for Netscape and IE.
`static java.lang.String`	`PRECOMPILE` The query parameter that causes the JSP engine to just pregenerated the servlet but not invoke it.
`static java.lang.String`	`SCHEMA_LOCATION_JSP_20`
`static java.lang.String`	`SCHEMA_LOCATION_JSP_21`
`static java.lang.String`	`SCHEMA_LOCATION_WEBAPP_24`
`static java.lang.String`	`SCHEMA_LOCATION_WEBAPP_25`
`static java.lang.String`	`SERVICE_METHOD_NAME` _jspService is the name of the method that is called by HttpJspBase.service().
`static java.lang.String`	`SERVLET_CLASS_LOADER` FIXME ServletContext attribute for class loader.
`static java.lang.String`	`SERVLET_CLASSPATH` FIXME ServletContext attribute for classpath.
`static java.lang.String`	`SERVLET_CONTENT_TYPE` Default servlet content type.
`static java.lang.String`	`TAG_FILE_PACKAGE_NAME` The default package name for tag handlers generated from tag files
`static java.lang.String`	`TAGLIB_DTD_PUBLIC_ID_11` Public Id and the Resource path (of the cached copy) of the DTDs and schemas for tag library descriptors.
`static java.lang.String`	`TAGLIB_DTD_PUBLIC_ID_12`
`static java.lang.String`	`TAGLIB_DTD_RESOURCE_PATH_11`
`static java.lang.String`	`TAGLIB_DTD_RESOURCE_PATH_12`
`static java.lang.String`	`TAGLIB_SCHEMA_PUBLIC_ID_20`
`static java.lang.String`	`TAGLIB_SCHEMA_PUBLIC_ID_21`
`static java.lang.String`	`TAGLIB_SCHEMA_RESOURCE_PATH_20`
`static java.lang.String`	`TAGLIB_SCHEMA_RESOURCE_PATH_21`
`static java.lang.String`	`TEMP_VARIABLE_NAME_PREFIX` Prefix to use for generated temporary variable names
`static java.lang.String`	`TMP_DIR`
`static java.lang.String`	`WEB_XML_VERSION_CONTEXT_ATTRIBUTE`
`static java.lang.String`	`WEBAPP_DTD_PUBLIC_ID_22` Public Id and the Resource path (of the cached copy) of the DTDs and schemas for web application deployment descriptors
`static java.lang.String`	`WEBAPP_DTD_PUBLIC_ID_23`
`static java.lang.String`	`WEBAPP_DTD_RESOURCE_PATH_22`
`static java.lang.String`	`WEBAPP_DTD_RESOURCE_PATH_23`
`static java.lang.String`	`WEBAPP_SCHEMA_PUBLIC_ID_24`
`static java.lang.String`	`WEBAPP_SCHEMA_PUBLIC_ID_25`
`static java.lang.String`	`WEBAPP_SCHEMA_RESOURCE_PATH_24`
`static java.lang.String`	`WEBAPP_SCHEMA_RESOURCE_PATH_25`
`static java.lang.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.

Constructor Summary

Constructors
Constructor and Description

Constants()

Constructors
Constructor and Description
`Constants()`

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

- Field Detail
  - JSP_SERVLET_BASE
```
public static final java.lang.String JSP_SERVLET_BASE
```
    The base class of the generated servlets.
    
    See Also:
    
    Constant Field Values
  - SERVICE_METHOD_NAME
```
public static final java.lang.String SERVICE_METHOD_NAME
```
    _jspService is the name of the method that is called by HttpJspBase.service(). This is where most of the code generated from JSPs go.
    
    See Also:
    
    Constant Field Values
  - SERVLET_CONTENT_TYPE
```
public static final java.lang.String SERVLET_CONTENT_TYPE
```
    Default servlet content type.
    
    See Also:
    
    Constant Field Values
  - SERVLET_CLASSPATH
```
public static final java.lang.String SERVLET_CLASSPATH
```
    FIXME ServletContext attribute for classpath. This is tomcat specific. Other servlet engines may choose to support this attribute if they want to have this JSP engine running on them.
    
    See Also:
    
    Constant Field Values
  - JSP_FILE
```
public static final java.lang.String JSP_FILE
```
    FIXME Request attribute for <jsp-file> element of a servlet definition. If present on a request, this overrides the value returned by request.getServletPath() to select the JSP page to be executed.
    
    See Also:
    
    Constant Field Values
  - SERVLET_CLASS_LOADER
```
public static final java.lang.String SERVLET_CLASS_LOADER
```
    FIXME ServletContext attribute for class loader. This is tomcat specific. Other servlet engines can choose to have this attribute if they want to have this JSP engine running on them.
    
    See Also:
    
    Constant Field Values
  - K
```
public static final int K
```
    Default size of the JSP buffer.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_BUFFER_SIZE
```
public static final int DEFAULT_BUFFER_SIZE
```
    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
  - PRECOMPILE
```
public static final java.lang.String PRECOMPILE
```
    The query parameter that causes the JSP engine to just pregenerated the servlet but not invoke it.
    
    See Also:
    
    Constant Field Values
  - JSP_PACKAGE_NAME
```
public static final java.lang.String JSP_PACKAGE_NAME
```
    The default package name for compiled jsp pages.
    
    See Also:
    
    Constant Field Values
  - TAG_FILE_PACKAGE_NAME
```
public static final java.lang.String TAG_FILE_PACKAGE_NAME
```
    The default package name for tag handlers generated from tag files
    
    See Also:
    
    Constant Field Values
  - INC_REQUEST_URI
```
public static final java.lang.String INC_REQUEST_URI
```
    Servlet context and request attributes that the JSP engine uses.
    
    See Also:
    
    Constant Field Values
  - INC_SERVLET_PATH
```
public static final java.lang.String INC_SERVLET_PATH
```
    See Also:
    
    Constant Field Values
  - TMP_DIR
```
public static final java.lang.String TMP_DIR
```
    See Also:
    
    Constant Field Values
  - FORWARD_SEEN
```
public static final java.lang.String FORWARD_SEEN
```
    See Also:
    
    Constant Field Values
  - FIRST_REQUEST_SEEN
```
public static final java.lang.String FIRST_REQUEST_SEEN
```
    See Also:
    
    Constant Field Values
  - ALT_DD_ATTR
```
public static final java.lang.String ALT_DD_ATTR
```
    See Also:
    
    Constant Field Values
  - TAGLIB_DTD_PUBLIC_ID_11
```
public static final java.lang.String TAGLIB_DTD_PUBLIC_ID_11
```
    Public Id and the Resource path (of the cached copy) of the DTDs and schemas for tag library descriptors.
    
    See Also:
    
    Constant Field Values
  - TAGLIB_DTD_RESOURCE_PATH_11
```
public static final java.lang.String TAGLIB_DTD_RESOURCE_PATH_11
```
    See Also:
    
    Constant Field Values
  - TAGLIB_DTD_PUBLIC_ID_12
```
public static final java.lang.String TAGLIB_DTD_PUBLIC_ID_12
```
    See Also:
    
    Constant Field Values
  - TAGLIB_DTD_RESOURCE_PATH_12
```
public static final java.lang.String TAGLIB_DTD_RESOURCE_PATH_12
```
    See Also:
    
    Constant Field Values
  - TAGLIB_SCHEMA_PUBLIC_ID_20
```
public static final java.lang.String TAGLIB_SCHEMA_PUBLIC_ID_20
```
    See Also:
    
    Constant Field Values
  - TAGLIB_SCHEMA_RESOURCE_PATH_20
```
public static final java.lang.String TAGLIB_SCHEMA_RESOURCE_PATH_20
```
    See Also:
    
    Constant Field Values
  - TAGLIB_SCHEMA_PUBLIC_ID_21
```
public static final java.lang.String TAGLIB_SCHEMA_PUBLIC_ID_21
```
    See Also:
    
    Constant Field Values
  - TAGLIB_SCHEMA_RESOURCE_PATH_21
```
public static final java.lang.String TAGLIB_SCHEMA_RESOURCE_PATH_21
```
    See Also:
    
    Constant Field Values
  - SCHEMA_LOCATION_JSP_20
```
public static final java.lang.String SCHEMA_LOCATION_JSP_20
```
    See Also:
    
    Constant Field Values
  - SCHEMA_LOCATION_JSP_21
```
public static final java.lang.String SCHEMA_LOCATION_JSP_21
```
    See Also:
    
    Constant Field Values
  - WEBAPP_DTD_PUBLIC_ID_22
```
public static final java.lang.String WEBAPP_DTD_PUBLIC_ID_22
```
    Public Id and the Resource path (of the cached copy) of the DTDs and schemas for web application deployment descriptors
    
    See Also:
    
    Constant Field Values
  - WEBAPP_DTD_RESOURCE_PATH_22
```
public static final java.lang.String WEBAPP_DTD_RESOURCE_PATH_22
```
    See Also:
    
    Constant Field Values
  - WEBAPP_DTD_PUBLIC_ID_23
```
public static final java.lang.String WEBAPP_DTD_PUBLIC_ID_23
```
    See Also:
    
    Constant Field Values
  - WEBAPP_DTD_RESOURCE_PATH_23
```
public static final java.lang.String WEBAPP_DTD_RESOURCE_PATH_23
```
    See Also:
    
    Constant Field Values
  - WEBAPP_SCHEMA_PUBLIC_ID_24
```
public static final java.lang.String WEBAPP_SCHEMA_PUBLIC_ID_24
```
    See Also:
    
    Constant Field Values
  - WEBAPP_SCHEMA_RESOURCE_PATH_24
```
public static final java.lang.String WEBAPP_SCHEMA_RESOURCE_PATH_24
```
    See Also:
    
    Constant Field Values
  - WEBAPP_SCHEMA_PUBLIC_ID_25
```
public static final java.lang.String WEBAPP_SCHEMA_PUBLIC_ID_25
```
    See Also:
    
    Constant Field Values
  - WEBAPP_SCHEMA_RESOURCE_PATH_25
```
public static final java.lang.String WEBAPP_SCHEMA_RESOURCE_PATH_25
```
    See Also:
    
    Constant Field Values
  - SCHEMA_LOCATION_WEBAPP_24
```
public static final java.lang.String SCHEMA_LOCATION_WEBAPP_24
```
    See Also:
    
    Constant Field Values
  - SCHEMA_LOCATION_WEBAPP_25
```
public static final java.lang.String SCHEMA_LOCATION_WEBAPP_25
```
    See Also:
    
    Constant Field Values
  - NS_PLUGIN_URL
```
public static final java.lang.String NS_PLUGIN_URL
```
    Default URLs to download the pluging for Netscape and IE.
    
    See Also:
    
    Constant Field Values
  - IE_PLUGIN_URL
```
public static final java.lang.String IE_PLUGIN_URL
```
    See Also:
    
    Constant Field Values
  - TEMP_VARIABLE_NAME_PREFIX
```
public static final java.lang.String TEMP_VARIABLE_NAME_PREFIX
```
    Prefix to use for generated temporary variable names
    
    See Also:
    
    Constant Field Values
  - ESC
```
public static final char ESC
```
    A replacement char for "\$". XXX This is a hack to avoid changing EL interpreter to recognize "\$"
    
    See Also:
    
    Constant Field Values
  - ESCStr
```
public static final java.lang.String ESCStr
```
    See Also:
    
    Constant Field Values
  - JSP_VERSION_2_0
```
public static final java.lang.Double JSP_VERSION_2_0
```
  - JSP_VERSION_2_1
```
public static final java.lang.Double JSP_VERSION_2_1
```
  - DEFAULT_INITIAL_CAPACITY
```
public static final int DEFAULT_INITIAL_CAPACITY
```
    See Also:
    
    Constant Field Values
  - JSP_TAGLIBRARY_CACHE
```
public static final java.lang.String JSP_TAGLIBRARY_CACHE
```
    See Also:
    
    Constant Field Values
  - JSP_TAGFILE_JAR_URLS_CACHE
```
public static final java.lang.String JSP_TAGFILE_JAR_URLS_CACHE
```
    See Also:
    
    Constant Field Values
  - JSP_PROPERTY_GROUPS_CONTEXT_ATTRIBUTE
```
public static final java.lang.String JSP_PROPERTY_GROUPS_CONTEXT_ATTRIBUTE
```
    See Also:
    
    Constant Field Values
  - WEB_XML_VERSION_CONTEXT_ATTRIBUTE
```
public static final java.lang.String WEB_XML_VERSION_CONTEXT_ATTRIBUTE
```
    See Also:
    
    Constant Field Values
  - JSP_TLD_URI_TO_LOCATION_MAP
```
public static final java.lang.String JSP_TLD_URI_TO_LOCATION_MAP
```
    See Also:
    
    Constant Field Values
  - JSP_RESOURCE_INJECTOR_CONTEXT_ATTRIBUTE
```
public static final java.lang.String JSP_RESOURCE_INJECTOR_CONTEXT_ATTRIBUTE
```
    See Also:
    
    Constant Field Values
  - JSP_ERROR_HANDLED
```
public static final java.lang.String JSP_ERROR_HANDLED
```
    See Also:
    
    Constant Field Values
  - IS_SECURITY_ENABLED
```
public static final boolean IS_SECURITY_ENABLED
```
    Has security been turned on?
  - JSP_NAME
```
public static final java.lang.String JSP_NAME
```
    The name of the JSP engine. Used for X-Powered-By identification in the response header
    
    See Also:
    
    Constant Field Values
  - XML_BLOCK_EXTERNAL_INIT_PARAM
```
public static final java.lang.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.
    
    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

JSP_SERVLET_BASE

SERVICE_METHOD_NAME

SERVLET_CONTENT_TYPE

SERVLET_CLASSPATH

JSP_FILE

SERVLET_CLASS_LOADER

K

DEFAULT_BUFFER_SIZE

DEFAULT_TAG_BUFFER_SIZE

MAX_POOL_SIZE

PRECOMPILE

JSP_PACKAGE_NAME

TAG_FILE_PACKAGE_NAME

INC_REQUEST_URI

INC_SERVLET_PATH

TMP_DIR

FORWARD_SEEN

FIRST_REQUEST_SEEN

ALT_DD_ATTR

TAGLIB_DTD_PUBLIC_ID_11

TAGLIB_DTD_RESOURCE_PATH_11

TAGLIB_DTD_PUBLIC_ID_12

TAGLIB_DTD_RESOURCE_PATH_12

TAGLIB_SCHEMA_PUBLIC_ID_20

TAGLIB_SCHEMA_RESOURCE_PATH_20

TAGLIB_SCHEMA_PUBLIC_ID_21

TAGLIB_SCHEMA_RESOURCE_PATH_21

SCHEMA_LOCATION_JSP_20

SCHEMA_LOCATION_JSP_21

WEBAPP_DTD_PUBLIC_ID_22

WEBAPP_DTD_RESOURCE_PATH_22

WEBAPP_DTD_PUBLIC_ID_23

WEBAPP_DTD_RESOURCE_PATH_23

WEBAPP_SCHEMA_PUBLIC_ID_24

WEBAPP_SCHEMA_RESOURCE_PATH_24

WEBAPP_SCHEMA_PUBLIC_ID_25

WEBAPP_SCHEMA_RESOURCE_PATH_25

SCHEMA_LOCATION_WEBAPP_24

SCHEMA_LOCATION_WEBAPP_25

NS_PLUGIN_URL

IE_PLUGIN_URL

TEMP_VARIABLE_NAME_PREFIX

ESC

ESCStr

JSP_VERSION_2_0

JSP_VERSION_2_1

DEFAULT_INITIAL_CAPACITY

JSP_TAGLIBRARY_CACHE

JSP_TAGFILE_JAR_URLS_CACHE

JSP_PROPERTY_GROUPS_CONTEXT_ATTRIBUTE

WEB_XML_VERSION_CONTEXT_ATTRIBUTE

JSP_TLD_URI_TO_LOCATION_MAP

JSP_RESOURCE_INJECTOR_CONTEXT_ATTRIBUTE

JSP_ERROR_HANDLED

IS_SECURITY_ENABLED

JSP_NAME

XML_BLOCK_EXTERNAL_INIT_PARAM

Constructor Detail

Constants