org.apache.catalina.Globals Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina;
import java.util.Locale;
/**
* Global constants that are applicable to multiple packages within Catalina.
*
* @author Craig R. McClanahan
*/
public final class Globals {
/**
* The servlet context attribute under which we store the alternate
* deployment descriptor for this web application
*/
public static final String ALT_DD_ATTR =
"org.apache.catalina.deploy.alt_dd";
/**
* The request attribute under which we store the array of X509Certificate
* objects representing the certificate chain presented by our client,
* if any.
*/
public static final String CERTIFICATES_ATTR =
"javax.servlet.request.X509Certificate";
/**
* The request attribute under which we store the name of the cipher suite
* being used on an SSL connection (as an object of type
* java.lang.String).
*/
public static final String CIPHER_SUITE_ATTR =
"javax.servlet.request.cipher_suite";
/**
* Request dispatcher state.
*/
public static final String DISPATCHER_TYPE_ATTR =
"org.apache.catalina.core.DISPATCHER_TYPE";
/**
* Request dispatcher path.
*/
public static final String DISPATCHER_REQUEST_PATH_ATTR =
"org.apache.catalina.core.DISPATCHER_REQUEST_PATH";
/**
* The WebResourceRoot which is associated with the context. This can be
* used to manipulate static files.
*/
public static final String RESOURCES_ATTR =
"org.apache.catalina.resources";
/**
* The servlet context attribute under which we store the class path
* for our application class loader (as an object of type String),
* delimited with the appropriate path delimiter for this platform.
*/
public static final String CLASS_PATH_ATTR =
"org.apache.catalina.jsp_classpath";
/**
* The request attribute under which we store the key size being used for
* this SSL connection (as an object of type java.lang.Integer).
*/
public static final String KEY_SIZE_ATTR =
"javax.servlet.request.key_size";
/**
* The request attribute under which we store the session id being used
* for this SSL connection (as an object of type java.lang.String).
*/
public static final String SSL_SESSION_ID_ATTR =
"javax.servlet.request.ssl_session_id";
/**
* The request attribute key for the session manager.
* This one is a Tomcat extension to the Servlet spec.
*/
public static final String SSL_SESSION_MGR_ATTR =
"javax.servlet.request.ssl_session_mgr";
/**
* The request attribute under which we store the servlet name on a
* named dispatcher request.
*/
public static final String NAMED_DISPATCHER_ATTR =
"org.apache.catalina.NAMED";
/**
* The servlet context attribute under which we store a flag used
* to mark this request as having been processed by the SSIServlet.
* We do this because of the pathInfo mangling happening when using
* the CGIServlet in conjunction with the SSI servlet. (value stored
* as an object of type String)
*/
public static final String SSI_FLAG_ATTR =
"org.apache.catalina.ssi.SSIServlet";
/**
* The subject under which the AccessControlContext is running.
*/
public static final String SUBJECT_ATTR =
"javax.security.auth.subject";
public static final String GSS_CREDENTIAL_ATTR =
"org.apache.catalina.realm.GSS_CREDENTIAL";
/**
* The request attribute that is set to the value of {@code Boolean.TRUE}
* if connector processing this request supports Comet API.
* Duplicated here for neater code in the catalina packages.
*/
public static final String COMET_SUPPORTED_ATTR =
org.apache.coyote.Constants.COMET_SUPPORTED_ATTR;
/**
* The request attribute that is set to the value of {@code Boolean.TRUE}
* if connector processing this request supports setting
* per-connection request timeout through Comet API.
*
* @see org.apache.catalina.comet.CometEvent#setTimeout(int)
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String COMET_TIMEOUT_SUPPORTED_ATTR =
org.apache.coyote.Constants.COMET_TIMEOUT_SUPPORTED_ATTR;
/**
* The request attribute that can be set to a value of type
* {@code java.lang.Integer} to specify per-connection request
* timeout for Comet API. The value is in milliseconds.
*
* @see org.apache.catalina.comet.CometEvent#setTimeout(int)
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String COMET_TIMEOUT_ATTR =
org.apache.coyote.Constants.COMET_TIMEOUT_ATTR;
/**
* The request attribute that is set to the value of {@code Boolean.TRUE}
* if connector processing this request supports use of sendfile.
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String SENDFILE_SUPPORTED_ATTR =
org.apache.coyote.Constants.SENDFILE_SUPPORTED_ATTR;
/**
* The request attribute that can be used by a servlet to pass
* to the connector the name of the file that is to be served
* by sendfile. The value should be {@code java.lang.String}
* that is {@code File.getCanonicalPath()} of the file to be served.
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String SENDFILE_FILENAME_ATTR =
org.apache.coyote.Constants.SENDFILE_FILENAME_ATTR;
/**
* The request attribute that can be used by a servlet to pass
* to the connector the start offset of the part of a file
* that is to be served by sendfile. The value should be
* {@code java.lang.Long}. To serve complete file
* the value should be {@code Long.valueOf(0)}.
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String SENDFILE_FILE_START_ATTR =
org.apache.coyote.Constants.SENDFILE_FILE_START_ATTR;
/**
* The request attribute that can be used by a servlet to pass
* to the connector the end offset (not including) of the part
* of a file that is to be served by sendfile. The value should be
* {@code java.lang.Long}. To serve complete file
* the value should be equal to the length of the file.
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String SENDFILE_FILE_END_ATTR =
org.apache.coyote.Constants.SENDFILE_FILE_END_ATTR;
/**
* The request attribute set by the RemoteIpFilter, RemoteIpValve (and may
* be set by other similar components) that identifies for the connector the
* remote IP address claimed to be associated with this request when a
* request is received via one or more proxies. It is typically provided via
* the X-Forwarded-For HTTP header.
*
* Duplicated here for neater code in the catalina packages.
*/
public static final String REMOTE_ADDR_ATTRIBUTE =
org.apache.coyote.Constants.REMOTE_ADDR_ATTRIBUTE;
/**
*
*/
public static final String ASYNC_SUPPORTED_ATTR =
"org.apache.catalina.ASYNC_SUPPORTED";
/**
* The request attribute that is set to {@code Boolean.TRUE} if some request
* parameters have been ignored during request parameters parsing. It can
* happen, for example, if there is a limit on the total count of parseable
* parameters, or if parameter cannot be decoded, or any other error
* happened during parameter parsing.
*/
public static final String PARAMETER_PARSE_FAILED_ATTR =
"org.apache.catalina.parameter_parse_failed";
/**
* The master flag which controls strict servlet specification
* compliance.
*/
public static final boolean STRICT_SERVLET_COMPLIANCE =
Boolean.valueOf(System.getProperty("org.apache.catalina.STRICT_SERVLET_COMPLIANCE", "false")).booleanValue();
/**
* Has security been turned on?
*/
public static final boolean IS_SECURITY_ENABLED =
(System.getSecurityManager() != null);
/**
* Default domain for MBeans if none can be determined
*/
public static final String DEFAULT_MBEAN_DOMAIN = "Catalina";
/**
* Name of the system property containing
* the tomcat product installation path
*/
public static final String CATALINA_HOME_PROP = "catalina.home";
/**
* Name of the system property containing
* the tomcat instance installation path
*/
public static final String CATALINA_BASE_PROP = "catalina.base";
/**
* Name of the ServletContext init-param that determines if the JSP engine
* should validate *.tld files when parsing them.
*
* This must be kept in sync with org.apache.jasper.Constants
*/
public static final String JASPER_XML_VALIDATION_TLD_INIT_PARAM =
"org.apache.jasper.XML_VALIDATE_TLD";
/**
* Name of the ServletContext init-param that determines if the JSP engine
* will block external entities from being used in *.tld, *.jspx, *.tagx and
* tagplugin.xml files.
*
* This must be kept in sync with org.apache.jasper.Constants
*/
public static final String JASPER_XML_BLOCK_EXTERNAL_INIT_PARAM =
"org.apache.jasper.XML_BLOCK_EXTERNAL";
static {
/**
* There are a few places where Tomcat either accesses JVM internals
* (e.g. the memory leak protection) or where feature support varies
* between JVMs (e.g. SPNEGO). These flags exist to enable Tomcat to
* adjust its behaviour based on the vendor of the JVM. In an ideal
* world this code would not exist.
*/
String vendor = System.getProperty("java.vendor", "");
vendor = vendor.toLowerCase(Locale.ENGLISH);
if (vendor.startsWith("oracle") || vendor.startsWith("sun")) {
IS_ORACLE_JVM = true;
IS_IBM_JVM = false;
} else if (vendor.contains("ibm")) {
IS_ORACLE_JVM = false;
IS_IBM_JVM = true;
} else {
IS_ORACLE_JVM = false;
IS_IBM_JVM = false;
}
}
public static final boolean IS_ORACLE_JVM;
public static final boolean IS_IBM_JVM;
}