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Clean up the AExpression class.

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Refs #5846
This commit is contained in:
Gunnar Beutner 2014-03-22 10:29:45 +01:00
parent 24e029bdb0
commit 67d8bc219e
8 changed files with 233 additions and 247 deletions
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2
lib/config/CMakeLists.txt
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@ -27,7 +27,7 @@ mkembedconfig_target(base-type.conf base-type.cpp)
include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}) include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR})
add_library(config SHARED add_library(config SHARED
aexpression.cpp applyrule.cpp avalue.cpp base-type.conf base-type.cpp aexpression.cpp applyrule.cpp base-type.conf base-type.cpp
configcompilercontext.cpp configcompiler.cpp configerror.cpp configitembuilder.cpp configcompilercontext.cpp configcompiler.cpp configerror.cpp configitembuilder.cpp
configitem.cpp ${FLEX_config_lexer_OUTPUTS} ${BISON_config_parser_OUTPUTS} configitem.cpp ${FLEX_config_lexer_OUTPUTS} ${BISON_config_parser_OUTPUTS}
configtype.cpp debuginfo.cpp expression.cpp expressionlist.cpp typerule.cpp typerulelist.cpp configtype.cpp debuginfo.cpp expression.cpp expressionlist.cpp typerule.cpp typerulelist.cpp

288
lib/config/aexpression.cpp
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@ -23,136 +23,25 @@
#include "base/serializer.h" #include "base/serializer.h"
#include "base/context.h" #include "base/context.h"
#include "base/scriptfunction.h" #include "base/scriptfunction.h"
#include "base/scriptvariable.h"
#include <boost/foreach.hpp> #include <boost/foreach.hpp>
#include <boost/exception_ptr.hpp> #include <boost/exception_ptr.hpp>
#include <boost/exception/errinfo_nested_exception.hpp> #include <boost/exception/errinfo_nested_exception.hpp>
using namespace icinga; using namespace icinga;
AExpression::AExpression(AOperator op, const AValue& operand1, const DebugInfo& di) AExpression::AExpression(OpCallback op, const Value& operand1, const DebugInfo& di)
: m_Operator(op), m_Operand1(operand1), m_DebugInfo(di) : m_Operator(op), m_Operand1(operand1), m_DebugInfo(di)
{ { }
ASSERT(op == AEReturn);
}
AExpression::AExpression(AOperator op, const AValue& operand1, const AValue& operand2, const DebugInfo& di) AExpression::AExpression(OpCallback op, const Value& operand1, const Value& operand2, const DebugInfo& di)
: m_Operator(op), m_Operand1(operand1), m_Operand2(operand2), m_DebugInfo(di) : m_Operator(op), m_Operand1(operand1), m_Operand2(operand2), m_DebugInfo(di)
{ { }
ASSERT(op == AEAdd || op == AENegate || op == AESubtract || op == AEMultiply || op == AEDivide ||
op == AEBinaryAnd || op == AEBinaryOr || op == AEShiftLeft || op == AEShiftRight ||
op == AEEqual || op == AENotEqual || op == AEIn || op == AENotIn ||
op == AELogicalAnd || op == AELogicalOr || op == AEFunctionCall);
}
Value AExpression::Evaluate(const Dictionary::Ptr& locals) const Value AExpression::Evaluate(const Dictionary::Ptr& locals) const
{ {
Value left, right;
Array::Ptr arr, arr2;
bool found;
String funcName;
ScriptFunction::Ptr func;
std::vector<Value> arguments;
left = m_Operand1.Evaluate(locals);
right = m_Operand2.Evaluate(locals);
std::ostringstream msgbuf;
msgbuf << "Evaluating AExpression " << m_DebugInfo << "; left=" << JsonSerialize(left) << "; right=" << JsonSerialize(right);
CONTEXT(msgbuf.str());
try { try {
switch (m_Operator) { return (this->*m_Operator)(locals);
case AEReturn:
return left;
case AENegate:
return ~(long)left;
case AEAdd:
return left + right;
case AESubtract:
return left - right;
case AEMultiply:
return left * right;
case AEDivide:
return left / right;
case AEBinaryAnd:
return left & right;
case AEBinaryOr:
return left | right;
case AEShiftLeft:
return left << right;
case AEShiftRight:
return left >> right;
case AEEqual:
return left == right;
case AENotEqual:
return left != right;
case AELessThan:
return left < right;
case AEGreaterThan:
return left > right;
case AELessThanOrEqual:
return left <= right;
case AEGreaterThanOrEqual:
return left >= right;
case AEIn:
if (!right.IsObjectType<Array>())
BOOST_THROW_EXCEPTION(ConfigError("Invalid right side argument for 'in' operator: " + JsonSerialize(right)));
arr = right;
found = false;
BOOST_FOREACH(const Value& value, arr) {
if (value == left) {
found = true;
break;
}
}
return found;
case AENotIn:
if (!right.IsObjectType<Array>())
BOOST_THROW_EXCEPTION(ConfigError("Invalid right side argument for 'in' operator: " + JsonSerialize(right)));
arr = right;
found = false;
BOOST_FOREACH(const Value& value, arr) {
if (value == left) {
found = true;
break;
}
}
return !found;
case AELogicalAnd:
return left.ToBool() && right.ToBool();
case AELogicalOr:
return left.ToBool() || right.ToBool();
case AEFunctionCall:
funcName = left;
func = ScriptFunctionRegistry::GetInstance()->GetItem(funcName);
if (!func)
BOOST_THROW_EXCEPTION(ConfigError("Function '" + funcName + "' does not exist."));
arr = right;
BOOST_FOREACH(const AExpression::Ptr& aexpr, arr) {
arguments.push_back(aexpr->Evaluate(locals));
}
return func->Invoke(arguments);
case AEArray:
arr = left;
arr2 = make_shared<Array>();
if (arr) {
BOOST_FOREACH(const AExpression::Ptr& aexpr, arr) {
arr2->Add(aexpr->Evaluate(locals));
}
}
return arr2;
default:
ASSERT(!"Invalid operator.");
}
} catch (const std::exception& ex) { } catch (const std::exception& ex) {
if (boost::get_error_info<boost::errinfo_nested_exception>(ex)) if (boost::get_error_info<boost::errinfo_nested_exception>(ex))
throw; throw;
@ -160,3 +49,168 @@ Value AExpression::Evaluate(const Dictionary::Ptr& locals) const
BOOST_THROW_EXCEPTION(ConfigError("Error while evaluating expression.") << boost::errinfo_nested_exception(boost::current_exception()) << errinfo_debuginfo(m_DebugInfo)); BOOST_THROW_EXCEPTION(ConfigError("Error while evaluating expression.") << boost::errinfo_nested_exception(boost::current_exception()) << errinfo_debuginfo(m_DebugInfo));
} }
} }
Value AExpression::EvaluateOperand1(const Dictionary::Ptr& locals) const
{
return static_cast<AExpression::Ptr>(m_Operand1)->Evaluate(locals);
}
Value AExpression::EvaluateOperand2(const Dictionary::Ptr& locals) const
{
return static_cast<AExpression::Ptr>(m_Operand2)->Evaluate(locals);
}
Value AExpression::OpLiteral(const Dictionary::Ptr& locals) const
{
return m_Operand1;
}
Value AExpression::OpVariable(const Dictionary::Ptr& locals) const
{
if (locals && locals->Contains(m_Operand1))
return locals->Get(m_Operand1);
else
return ScriptVariable::Get(m_Operand1);
}
Value AExpression::OpNegate(const Dictionary::Ptr& locals) const
{
return ~(long)EvaluateOperand1(locals);
}
Value AExpression::OpAdd(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) + EvaluateOperand2(locals);
}
Value AExpression::OpSubtract(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) - EvaluateOperand2(locals);
}
Value AExpression::OpMultiply(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) * EvaluateOperand2(locals);
}
Value AExpression::OpDivide(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) / EvaluateOperand2(locals);
}
Value AExpression::OpBinaryAnd(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) & EvaluateOperand2(locals);
}
Value AExpression::OpBinaryOr(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) | EvaluateOperand2(locals);
}
Value AExpression::OpShiftLeft(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) << EvaluateOperand2(locals);
}
Value AExpression::OpShiftRight(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) >> EvaluateOperand2(locals);
}
Value AExpression::OpEqual(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) == EvaluateOperand2(locals);
}
Value AExpression::OpNotEqual(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) != EvaluateOperand2(locals);
}
Value AExpression::OpLessThan(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) < EvaluateOperand2(locals);
}
Value AExpression::OpGreaterThan(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) > EvaluateOperand2(locals);
}
Value AExpression::OpLessThanOrEqual(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) <= EvaluateOperand2(locals);
}
Value AExpression::OpGreaterThanOrEqual(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals) >= EvaluateOperand2(locals);
}
Value AExpression::OpIn(const Dictionary::Ptr& locals) const
{
Value right = EvaluateOperand1(locals);
if (!right.IsObjectType<Array>())
BOOST_THROW_EXCEPTION(ConfigError("Invalid right side argument for 'in' operator: " + JsonSerialize(right)));
Value left = EvaluateOperand2(locals);
Array::Ptr arr = right;
bool found = false;
BOOST_FOREACH(const Value& value, arr) {
if (value == left) {
found = true;
break;
}
}
return found;
}
Value AExpression::OpNotIn(const Dictionary::Ptr& locals) const
{
return !OpIn(locals);
}
Value AExpression::OpLogicalAnd(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals).ToBool() && EvaluateOperand2(locals).ToBool();
}
Value AExpression::OpLogicalOr(const Dictionary::Ptr& locals) const
{
return EvaluateOperand1(locals).ToBool() || EvaluateOperand2(locals).ToBool();
}
Value AExpression::OpFunctionCall(const Dictionary::Ptr& locals) const
{
String funcName = m_Operand1;
ScriptFunction::Ptr func = ScriptFunctionRegistry::GetInstance()->GetItem(funcName);
if (!func)
BOOST_THROW_EXCEPTION(ConfigError("Function '" + funcName + "' does not exist."));
Array::Ptr arr = EvaluateOperand2(locals);
std::vector<Value> arguments;
BOOST_FOREACH(const AExpression::Ptr& aexpr, arr) {
arguments.push_back(aexpr->Evaluate(locals));
}
return func->Invoke(arguments);
}
Value AExpression::OpArray(const Dictionary::Ptr& locals) const
{
Array::Ptr arr = m_Operand1;
Array::Ptr result = make_shared<Array>();
if (arr) {
BOOST_FOREACH(const AExpression::Ptr& aexpr, arr) {
result->Add(aexpr->Evaluate(locals));
}
}
return result;
}

69
lib/config/aexpression.h
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@ -21,42 +21,12 @@
#define AEXPRESSION_H #define AEXPRESSION_H
#include "config/i2-config.h" #include "config/i2-config.h"
#include "config/avalue.h"
#include "config/debuginfo.h" #include "config/debuginfo.h"
#include "base/dictionary.h" #include "base/dictionary.h"
namespace icinga namespace icinga
{ {
/**
* @ingroup config
*/
enum AOperator
{
AEReturn,
AENegate,
AEAdd,
AESubtract,
AEMultiply,
AEDivide,
AEBinaryAnd,
AEBinaryOr,
AEShiftLeft,
AEShiftRight,
AEEqual,
AENotEqual,
AEIn,
AENotIn,
AELogicalAnd,
AELogicalOr,
AEFunctionCall,
AEArray,
AELessThan,
AEGreaterThan,
AELessThanOrEqual,
AEGreaterThanOrEqual
};
/** /**
* @ingroup config * @ingroup config
*/ */
@ -65,16 +35,45 @@ class I2_CONFIG_API AExpression : public Object
public: public:
DECLARE_PTR_TYPEDEFS(AExpression); DECLARE_PTR_TYPEDEFS(AExpression);
AExpression(AOperator op, const AValue& operand1, const DebugInfo& di); typedef Value (AExpression::*OpCallback)(const Dictionary::Ptr&) const;
AExpression(AOperator op, const AValue& operand1, const AValue& operand2, const DebugInfo& di);
AExpression(OpCallback op, const Value& operand1, const DebugInfo& di);
AExpression(OpCallback op, const Value& operand1, const Value& operand2, const DebugInfo& di);
Value Evaluate(const Dictionary::Ptr& locals) const; Value Evaluate(const Dictionary::Ptr& locals) const;
Value OpLiteral(const Dictionary::Ptr& locals) const;
Value OpVariable(const Dictionary::Ptr& locals) const;
Value OpNegate(const Dictionary::Ptr& locals) const;
Value OpAdd(const Dictionary::Ptr& locals) const;
Value OpSubtract(const Dictionary::Ptr& locals) const;
Value OpMultiply(const Dictionary::Ptr& locals) const;
Value OpDivide(const Dictionary::Ptr& locals) const;
Value OpBinaryAnd(const Dictionary::Ptr& locals) const;
Value OpBinaryOr(const Dictionary::Ptr& locals) const;
Value OpShiftLeft(const Dictionary::Ptr& locals) const;
Value OpShiftRight(const Dictionary::Ptr& locals) const;
Value OpEqual(const Dictionary::Ptr& locals) const;
Value OpNotEqual(const Dictionary::Ptr& locals) const;
Value OpLessThan(const Dictionary::Ptr& locals) const;
Value OpGreaterThan(const Dictionary::Ptr& locals) const;
Value OpLessThanOrEqual(const Dictionary::Ptr& locals) const;
Value OpGreaterThanOrEqual(const Dictionary::Ptr& locals) const;
Value OpIn(const Dictionary::Ptr& locals) const;
Value OpNotIn(const Dictionary::Ptr& locals) const;
Value OpLogicalAnd(const Dictionary::Ptr& locals) const;
Value OpLogicalOr(const Dictionary::Ptr& locals) const;
Value OpFunctionCall(const Dictionary::Ptr& locals) const;
Value OpArray(const Dictionary::Ptr& locals) const;
private: private:
AOperator m_Operator; OpCallback m_Operator;
AValue m_Operand1; Value m_Operand1;
AValue m_Operand2; Value m_Operand2;
DebugInfo m_DebugInfo; DebugInfo m_DebugInfo;
Value EvaluateOperand1(const Dictionary::Ptr& locals) const;
Value EvaluateOperand2(const Dictionary::Ptr& locals) const;
}; };
} }

54
lib/config/config_parser.yy
View File

@ -590,41 +590,41 @@ array_items_inner: /* empty */
aexpression: T_STRING aexpression: T_STRING
{ {
$$ = new Value(make_shared<AExpression>(AEReturn, AValue(ATSimple, $1), @1)); $$ = new Value(make_shared<AExpression>(&AExpression::OpLiteral, $1, @1));
free($1); free($1);
} }
| T_NUMBER | T_NUMBER
{ {
$$ = new Value(make_shared<AExpression>(AEReturn, AValue(ATSimple, $1), @1)); $$ = new Value(make_shared<AExpression>(&AExpression::OpLiteral, $1, @1));
} }
| T_NULL | T_NULL
{ {
$$ = new Value(make_shared<AExpression>(AEReturn, AValue(ATSimple, Empty), @1)); $$ = new Value(make_shared<AExpression>(&AExpression::OpLiteral, Empty, @1));
} }
| T_IDENTIFIER '(' array_items ')' | T_IDENTIFIER '(' array_items ')'
{ {
Array::Ptr arguments = Array::Ptr($3); Array::Ptr arguments = Array::Ptr($3);
$$ = new Value(make_shared<AExpression>(AEFunctionCall, AValue(ATSimple, $1), AValue(ATSimple, arguments), DebugInfoRange(@1, @4))); $$ = new Value(make_shared<AExpression>(&AExpression::OpFunctionCall, $1, make_shared<AExpression>(&AExpression::OpLiteral, arguments, @3), DebugInfoRange(@1, @4)));
free($1); free($1);
} }
| T_IDENTIFIER | T_IDENTIFIER
{ {
$$ = new Value(make_shared<AExpression>(AEReturn, AValue(ATVariable, $1), @1)); $$ = new Value(make_shared<AExpression>(&AExpression::OpVariable, $1, @1));
free($1); free($1);
} }
| '!' aexpression | '!' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AENegate, static_cast<AExpression::Ptr>(*$2), DebugInfoRange(@1, @2))); $$ = new Value(make_shared<AExpression>(&AExpression::OpNegate, static_cast<AExpression::Ptr>(*$2), DebugInfoRange(@1, @2)));
delete $2; delete $2;
} }
| '~' aexpression | '~' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AENegate, static_cast<AExpression::Ptr>(*$2), DebugInfoRange(@1, @2))); $$ = new Value(make_shared<AExpression>(&AExpression::OpNegate, static_cast<AExpression::Ptr>(*$2), DebugInfoRange(@1, @2)));
delete $2; delete $2;
} }
| '[' array_items ']' | '[' array_items ']'
{ {
$$ = new Value(make_shared<AExpression>(AEArray, AValue(ATSimple, Array::Ptr($2)), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpArray, Array::Ptr($2), DebugInfoRange(@1, @3)));
} }
| '(' aexpression ')' | '(' aexpression ')'
{ {
@ -632,109 +632,109 @@ aexpression: T_STRING
} }
| aexpression '+' aexpression | aexpression '+' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEAdd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpAdd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '-' aexpression | aexpression '-' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AESubtract, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpSubtract, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '*' aexpression | aexpression '*' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEMultiply, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpMultiply, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '/' aexpression | aexpression '/' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEDivide, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpDivide, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '&' aexpression | aexpression '&' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEBinaryAnd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpBinaryAnd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '|' aexpression | aexpression '|' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEBinaryOr, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @2))); $$ = new Value(make_shared<AExpression>(&AExpression::OpBinaryOr, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @2)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_IN aexpression | aexpression T_IN aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEIn, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpIn, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_NOT_IN aexpression | aexpression T_NOT_IN aexpression
{ {
$$ = new Value(make_shared<AExpression>(AENotIn, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpNotIn, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_LESS_THAN_OR_EQUAL aexpression | aexpression T_LESS_THAN_OR_EQUAL aexpression
{ {
$$ = new Value(make_shared<AExpression>(AELessThanOrEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpLessThanOrEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_GREATER_THAN_OR_EQUAL aexpression | aexpression T_GREATER_THAN_OR_EQUAL aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEGreaterThanOrEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpGreaterThanOrEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '<' aexpression | aexpression '<' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AELessThan, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpLessThan, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression '>' aexpression | aexpression '>' aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEGreaterThan, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpGreaterThan, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_EQUAL aexpression | aexpression T_EQUAL aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_NOT_EQUAL aexpression | aexpression T_NOT_EQUAL aexpression
{ {
$$ = new Value(make_shared<AExpression>(AENotEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpNotEqual, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_SHIFT_LEFT aexpression | aexpression T_SHIFT_LEFT aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEShiftLeft, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpShiftLeft, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_SHIFT_RIGHT aexpression | aexpression T_SHIFT_RIGHT aexpression
{ {
$$ = new Value(make_shared<AExpression>(AEShiftRight, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpShiftRight, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_LOGICAL_AND aexpression | aexpression T_LOGICAL_AND aexpression
{ {
$$ = new Value(make_shared<AExpression>(AELogicalAnd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpLogicalAnd, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
| aexpression T_LOGICAL_OR aexpression | aexpression T_LOGICAL_OR aexpression
{ {
$$ = new Value(make_shared<AExpression>(AELogicalOr, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3))); $$ = new Value(make_shared<AExpression>(&AExpression::OpLogicalOr, static_cast<AExpression::Ptr>(*$1), static_cast<AExpression::Ptr>(*$3), DebugInfoRange(@1, @3)));
delete $1; delete $1;
delete $3; delete $3;
} }
@ -767,7 +767,7 @@ apply: T_APPLY optional_template identifier identifier T_TO identifier T_WHERE a
arguments->Add(*$8); arguments->Add(*$8);
delete $8; delete $8;
AExpression::Ptr aexpr = make_shared<AExpression>(AEFunctionCall, AValue(ATSimple, "bool"), AValue(ATSimple, arguments), @8); AExpression::Ptr aexpr = make_shared<AExpression>(&AExpression::OpFunctionCall, "bool", make_shared<AExpression>(&AExpression::OpLiteral, arguments, @8), @8);
ApplyRule::AddRule($3, $4, $6, aexpr, DebugInfoRange(@1, @8)); ApplyRule::AddRule($3, $4, $6, aexpr, DebugInfoRange(@1, @8));
} }

34
lib/config/expression.cpp
View File

@ -85,11 +85,6 @@ void Expression::Execute(const Dictionary::Ptr& dictionary) const
Array::Ptr array; Array::Ptr array;
switch (m_Operator) { switch (m_Operator) {
case OperatorNop:
/* Nothing to do here. */
return;
case OperatorExecute: case OperatorExecute:
if (!valueExprl) if (!valueExprl)
BOOST_THROW_EXCEPTION(std::invalid_argument("Operand for OperatorExecute must be an ExpressionList.")); BOOST_THROW_EXCEPTION(std::invalid_argument("Operand for OperatorExecute must be an ExpressionList."));
@ -189,35 +184,6 @@ void Expression::ExtractPath(const std::vector<String>& path, const ExpressionLi
} }
} }
void Expression::ExtractFiltered(const std::set<String>& keys, const shared_ptr<ExpressionList>& result) const
{
if (keys.find(m_Key) != keys.end()) {
result->AddExpression(*this);
} else if (m_Operator == OperatorExecute) {
ExpressionList::Ptr exprl = m_Value;
exprl->ExtractFiltered(keys, result);
}
}
void Expression::ErasePath(const std::vector<String>& path)
{
ASSERT(!path.empty());
if (path[0] == m_Key) {
if (path.size() == 1) {
m_Operator = OperatorNop;
} else if (m_Value.IsObjectType<ExpressionList>()) {
ExpressionList::Ptr exprl = m_Value;
std::vector<String> sub_path(path.begin() + 1, path.end());
exprl->ErasePath(sub_path);
}
} else if (m_Operator == OperatorExecute) {
ExpressionList::Ptr exprl = m_Value;
exprl->ErasePath(path);
}
}
void Expression::FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const void Expression::FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const
{ {
ASSERT(!path.empty()); ASSERT(!path.empty());

4
lib/config/expression.h
View File

@ -37,7 +37,6 @@ namespace icinga
*/ */
enum ExpressionOperator enum ExpressionOperator
{ {
OperatorNop,
OperatorExecute, OperatorExecute,
OperatorSet, OperatorSet,
OperatorPlus, OperatorPlus,
@ -62,9 +61,6 @@ public:
void Execute(const Dictionary::Ptr& dictionary) const; void Execute(const Dictionary::Ptr& dictionary) const;
void ExtractPath(const std::vector<String>& path, const shared_ptr<ExpressionList>& result) const; void ExtractPath(const std::vector<String>& path, const shared_ptr<ExpressionList>& result) const;
void ExtractFiltered(const std::set<String>& keys, const shared_ptr<ExpressionList>& result) const;
void ErasePath(const std::vector<String>& path);
void FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const; void FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const;

24
lib/config/expressionlist.cpp
View File

@ -32,16 +32,6 @@ void ExpressionList::AddExpression(const Expression& expression)
m_Expressions.push_back(expression); m_Expressions.push_back(expression);
} }
/**
* Returns the number of items currently contained in the expression list.
*
* @returns The length of the list.
*/
size_t ExpressionList::GetLength(void) const
{
return m_Expressions.size();
}
/** /**
* Executes the expression list. * Executes the expression list.
* *
@ -62,20 +52,6 @@ void ExpressionList::ExtractPath(const std::vector<String>& path, const Expressi
} }
} }
void ExpressionList::ExtractFiltered(const std::set<String>& keys, const ExpressionList::Ptr& result) const
{
BOOST_FOREACH(const Expression& expression, m_Expressions) {
expression.ExtractFiltered(keys, result);
}
}
void ExpressionList::ErasePath(const std::vector<String>& path)
{
BOOST_FOREACH(Expression& expression, m_Expressions) {
expression.ErasePath(path);
}
}
void ExpressionList::FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const void ExpressionList::FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const
{ {
BOOST_FOREACH(const Expression& expression, m_Expressions) { BOOST_FOREACH(const Expression& expression, m_Expressions) {

5
lib/config/expressionlist.h
View File

@ -42,12 +42,7 @@ public:
void Execute(const Dictionary::Ptr& dictionary) const; void Execute(const Dictionary::Ptr& dictionary) const;
size_t GetLength(void) const;
void ExtractPath(const std::vector<String>& path, const ExpressionList::Ptr& result) const; void ExtractPath(const std::vector<String>& path, const ExpressionList::Ptr& result) const;
void ExtractFiltered(const std::set<String>& keys, const ExpressionList::Ptr& result) const;
void ErasePath(const std::vector<String>& path);
void FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const; void FindDebugInfoPath(const std::vector<String>& path, DebugInfo& result) const;