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made parser.h look less awful

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This commit is contained in:
Rebecca Schofield 2015-10-06 19:24:59 -05:00
parent 949f846931
commit 5f020e60ed
2 changed files with 71 additions and 210 deletions
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267
Parser.h
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@ -12,24 +12,10 @@ class PRelation
string name; string name;
public: public:
PRelation() PRelation() { name = "~"; }
{ PRelation(string str) { name = str; }
name = "~"; void setPRelation(string str) { name = str; }
} string getName() { return name; }
PRelation(string str)
{
name = str;
}
void setPRelation(string str)
{
name = str;
}
string getName()
{
return name;
}
}; };
class PAttribute class PAttribute
@ -40,69 +26,35 @@ class PAttribute
int size; int size;
public: public:
PAttribute() PAttribute() {
{
name = "~"; name = "~";
type = "~"; type = "~";
key = false; key = false;
size = 0; size = 0;
} }
PAttribute(string str, string t) PAttribute(string str, string t) {
{
name = str; name = str;
type = t; type = t;
key = false; key = false;
size = 0; size = 0;
} }
PAttribute(string str, string t, int s) PAttribute(string str, string t, int s) {
{
name = str; name = str;
type = t; type = t;
key = false; key = false;
size = s; size = s;
} }
void setPAttributeName(string str) void setPAttributeName(string str) { name = str; }
{ void setPAttributeType(string t) { type = t; }
name = str; void setPAttributeKey() { key = true; }
} void setPAttributeSize(int s) { size = s; }
string getPAttribute() { return name; }
void setPAttributeType(string t) string getPAttributeType() { return type; }
{ bool getPAttributeKey() { return key; }
type = t; int getPAttributeSize() { return size; }
}
void setPAttributeKey()
{
key = true;
}
void setPAttributeSize(int s)
{
size = s;
}
string getPAttribute()
{
return name;
}
string getPAttributeType()
{
return type;
}
bool getPAttributeKey()
{
return key;
}
int getPAttributeSize()
{
return size;
}
}; };
class PUnion class PUnion
@ -111,20 +63,17 @@ class PUnion
string Un2; string Un2;
public: public:
PUnion() PUnion() {
{
Un1 = "~"; Un1 = "~";
Un2 = "~"; Un2 = "~";
} }
PUnion (string s1, string s2) PUnion(string s1, string s2) {
{
Un1 = s1; Un1 = s1;
Un2 = s2; Un2 = s2;
} }
string getPUnion() string getPUnion() {
{
return "Union of " + Un1 + " and " + Un2; return "Union of " + Un1 + " and " + Un2;
} }
}; };
@ -135,20 +84,17 @@ class PProduct
string Pr2; string Pr2;
public: public:
PProduct() PProduct() {
{
Pr1 = "~"; Pr1 = "~";
Pr2 = "~"; Pr2 = "~";
} }
PProduct(string s1, string s2) PProduct(string s1, string s2) {
{
Pr1 = s1; Pr1 = s1;
Pr2 = s2; Pr2 = s2;
} }
string getPProduct() string getPProduct() {
{
return "Product of " + Pr1 + " and " + Pr2; return "Product of " + Pr1 + " and " + Pr2;
} }
}; };
@ -159,20 +105,17 @@ class PDifference
string D2; string D2;
public: public:
PDifference() PDifference() {
{
D1 = "~"; D1 = "~";
D2 = "~"; D2 = "~";
} }
PDifference(string s1, string s2) PDifference(string s1, string s2) {
{
D1 = s1; D1 = s1;
D2 = s2; D2 = s2;
} }
string getPDifference() string getPDifference() {
{
return "Difference of " + D1 + " and " + D2; return "Difference of " + D1 + " and " + D2;
} }
}; };
@ -183,20 +126,17 @@ class PRenaming
string oldName; string oldName;
public: public:
PRenaming() PRenaming() {
{
newName = "~"; newName = "~";
oldName = "~"; oldName = "~";
} }
PRenaming(string s1, string s2) PRenaming(string s1, string s2) {
{
newName = s1; newName = s1;
oldName = s2; oldName = s2;
} }
string doRename() string doRename() {
{
return "Renaming " + oldName + " to " + newName; return "Renaming " + oldName + " to " + newName;
} }
}; };
@ -207,20 +147,17 @@ class PProjection
string oldName; string oldName;
public: public:
PProjection() PProjection() {
{
newName = "~"; newName = "~";
oldName = "~"; oldName = "~";
} }
PProjection(string s1, string s2) PProjection(string s1, string s2) {
{
newName = s1; newName = s1;
oldName = s2; oldName = s2;
} }
string doPProjection() string doPProjection() {
{
return "Projecting " + oldName + " onto " + newName; return "Projecting " + oldName + " onto " + newName;
} }
}; };
@ -230,26 +167,10 @@ class POperand
string op; string op;
public: public:
POperand() { op = "~"; }
POperand() POperand(string str) { op = str; }
{ void setPOperand(string str) { op = str; }
op = "~"; string getPOperand() { return op; }
}
POperand(string str)
{
op = str;
}
void setPOperand(string str)
{
op = str;
}
string getPOperand()
{
return op;
}
}; };
class POp class POp
@ -257,25 +178,10 @@ class POp
string op; string op;
public: public:
POp() POp() { op = "~"; }
{ POp(string str) { op = str; }
op = "~"; void setPOp(string str) { op = str; }
} string getPOp() { return op; }
POp(string str)
{
op = str;
}
void setPOp(string str)
{
op = str;
}
string getPOp()
{
return op;
}
}; };
class PComparison class PComparison
@ -285,29 +191,25 @@ class PComparison
POperand operand2; POperand operand2;
public: public:
PComparison() PComparison() {
{
op.setPOp("~"); op.setPOp("~");
operand1.setPOperand("~"); operand1.setPOperand("~");
operand2.setPOperand("~"); operand2.setPOperand("~");
} }
PComparison(string str1, string str2, string str3) PComparison(string str1, string str2, string str3) {
{
operand1.setPOperand(str1); operand1.setPOperand(str1);
op.setPOp(str2); op.setPOp(str2);
operand2.setPOperand(str3); operand2.setPOperand(str3);
} }
void setPComparison(string str1, string str2, string str3) void setPComparison(string str1, string str2, string str3) {
{
operand1.setPOperand(str1); operand1.setPOperand(str1);
op.setPOp(str2); op.setPOp(str2);
operand2.setPOperand(str3); operand2.setPOperand(str3);
} }
string getPComparison() string getPComparison() {
{
return operand1.getPOperand() + " " + op.getPOp() + " " + operand2.getPOperand(); return operand1.getPOperand() + " " + op.getPOp() + " " + operand2.getPOperand();
} }
}; };
@ -316,25 +218,10 @@ class PConjunction
{ {
string conj; string conj;
public: public:
PConjunction() PConjunction() { conj = "~"; }
{ PConjunction(string str) { conj = str; }
conj = "~"; void setPConjunction(string str) { conj = str; }
} string getPConjunction() { return conj; }
PConjunction(string str)
{
conj = str;
}
void setPConjunction(string str)
{
conj = str;
}
string getPConjunction()
{
return conj;
}
}; };
class PCondition class PCondition
@ -342,45 +229,19 @@ class PCondition
string cond; string cond;
public: public:
PCondition() PCondition() { cond = "~"; }
{ PCondition(string str) { cond = str; }
cond = "~"; void setPCondition(string str) { cond = str; }
} string getPCondition() { return cond; }
PCondition(string str)
{
cond = str;
}
void setPCondition(string str)
{
cond = str;
}
string getPCondition()
{
return cond;
}
}; };
class PSelection class PSelection
{ {
string select; string select;
public: public:
PSelection() PSelection() { select = "~"; }
{ PSelection(string str) { select = str; }
select = "~"; string getPSelection() { return select; }
}
PSelection(string str)
{
select = str;
}
string getPSelection()
{
return select;
}
}; };
class PExpression class PExpression
@ -396,24 +257,10 @@ class PExpression
public: public:
PExpression() PExpression() { select = "~"; }
{ PExpression(string str) { temp = str; }
} void setPExpression(string str) { temp = str; }
string getPExpression() { return temp; }
PExpression(string str)
{
temp = str;
}
void setPExpression(string str)
{
temp = str;
}
string getPExpression()
{
return temp;
}
}; };
void parse(string s, DBEngine &e); void parse(string s, DBEngine &e);

14
parsertest.cpp Executable file
View file

@ -0,0 +1,14 @@
#include <iostream>
#include <vector>
#include "Parser.h"
//#include "Condition.h"
#include "DBEngine.h"
//#include "user.h"
using namespace std;
int main () {
DBEngine engine;
//
}