SmartFrog 3.10.000

org.smartfrog.sfcore.languages.sf.functions
Class Minus

java.lang.Object
  extended by org.smartfrog.sfcore.languages.sf.functions.BaseFunction
      extended by org.smartfrog.sfcore.languages.sf.functions.BaseBinaryOperator
          extended by org.smartfrog.sfcore.languages.sf.functions.Minus
All Implemented Interfaces:
MessageKeys, Function

public class Minus
extends BaseBinaryOperator

Defines the Minus binary operator. Throws an exception if either operand is missing or not a number


Field Summary
 
Fields inherited from class org.smartfrog.sfcore.languages.sf.functions.BaseFunction
context, name
 
Fields inherited from interface org.smartfrog.sfcore.common.MessageKeys
CANNOT_LINK_TO_PREDICATE, COMPONENT_TERMINATED, COPY_FAILED, COPY_SERIALIZE_FAILED, ERROR_NO_SECURITY_BUT_REQUIRED, ILLEGAL_BOOLEAN_PARAMETER, ILLEGAL_NUMERIC_PARAMETER, ILLEGAL_STRING_PARAMETER, ILLEGAL_VECTOR_PARAMETER, LIVENESS_SEND_FAILURE, LIVENESS_SEND_FAILURE_IN, MISSING_PARAMETER, MSG_CLASS_NOT_FOUND, MSG_CONNECT_ERR, MSG_CONT_OTHER_DEPLOY, MSG_DEPLOY_COMP_TERMINATED, MSG_DEPLOY_SUCCESS, MSG_DEPLOYWITH_PHASE_FAILED, MSG_DETACH_SUCCESS, MSG_DETACH_TERMINATE_SUCCESS, MSG_ERR_DEPLOY_FROM_URL, MSG_ERR_PARSE, MSG_ERR_RESOLVE_PHASE, MSG_ERR_SF_RUNNING, MSG_ERR_TERM, MSG_FAILED_INET_ADDRESS_LOOKUP, MSG_FAILED_TO_CONTACT_PARENT, MSG_FILE_NOT_FOUND, MSG_HOOK_ACTION_FAILED, MSG_ILLEGAL_ACCESS, MSG_ILLEGAL_CLASS_TYPE, MSG_ILLEGAL_CLASS_TYPE_EXPECTING_GOT, MSG_ILLEGAL_REFERENCE, MSG_INPUTSTREAM_NULL, MSG_INSTANTIATION_ERROR, MSG_INVALID_OBJECT_TYPE, MSG_INVOCATION_TARGET, MSG_LANG_NOT_FOUND, MSG_LIVENESS_START_FAILED, MSG_LOADING_URL, MSG_METHOD_NOT_FOUND, MSG_NON_REP_ATTRIB, MSG_NOT_COMPONENT_REFERENCE, MSG_NOT_FOUND_ATTRIBUTE, MSG_NOT_FOUND_REFERENCE, MSG_NOT_VALUE_REFERENCE, MSG_NULL_DEF_METHOD, MSG_NULL_URL, MSG_OBJECT_REGISTRATION_FAILED, MSG_PARENT_LOCATION_FAILED, MSG_PING_SUCCESS, MSG_RANDM_ERR, MSG_REMOTE_CONNECT_ERR, MSG_REPEATED_ATTRIBUTE, MSG_SF_DEAD, MSG_SF_READY, MSG_SF_TERMINATED, MSG_STACKTRACE_FOLLOWS, MSG_START_COMP_TERMINATED, MSG_TERMINATE_SUCCESS, MSG_UNHANDLED_EXCEPTION, MSG_UNKNOWN_HOST, MSG_UNRESOLVED_REFERENCE, MSG_UNRESOLVED_REFERENCE_IN, MSG_UPDATE_SUCCESS, MSG_URL_NOT_FOUND, MSG_URL_TO_PARSE_NOT_FOUND, MSG_WARNING_LIVENESS_ENABLED, MSG_WARNING_STACKTRACE_DISABLED, MSG_WARNING_STACKTRACE_ENABLED, ROOT_MUST_BE_COMPONENT, WARN_NO_SECURITY
 
Constructor Summary
Minus()
           
 
Method Summary
protected  java.lang.Object doOperator(java.lang.Object a, java.lang.Object b)
          Differences two numbers.
 
Methods inherited from class org.smartfrog.sfcore.languages.sf.functions.BaseBinaryOperator
doFunction
 
Methods inherited from class org.smartfrog.sfcore.languages.sf.functions.BaseFunction
doit
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Minus

public Minus()
Method Detail

doOperator

protected java.lang.Object doOperator(java.lang.Object a,
                                      java.lang.Object b)
                               throws SmartFrogCompileResolutionException
Differences two numbers.

Specified by:
doOperator in class BaseBinaryOperator
Parameters:
a - first number
b - second number
Returns:
a-b
Throws:
SmartFrogCompileResolutionException - if the operands are not numbers

SmartFrog CORE 3.10.000

(C) Copyright 1998-2006 Hewlett-Packard Development Company, LP