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HydroxideX · Dec 7, 2019 · cf320c6 · cf320c6
1 parent 91cc67e
commit cf320c6
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Showing 8 changed files with 68 additions and 111 deletions.
diff --git a/dist/Databases/x/yahia.xml → dist/Databases/a/y.xml b/dist/Databases/x/yahia.xml → dist/Databases/a/y.xml
@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <table>
-    <name DataType="varchar">yahia</name>
     <age DataType="int">-15</age>
 </table>
diff --git a/dist/Databases/x/yahia.xsd → dist/Databases/a/y.xsd b/dist/Databases/x/yahia.xsd → dist/Databases/a/y.xsd
@@ -1,12 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
-    <xs:complexType name="nameType">
-        <xs:simpleContent>
-            <xs:extension base="xs:string">
-                <xs:attribute name="DataType" type="xs:string"/>
-            </xs:extension>
-        </xs:simpleContent>
-    </xs:complexType>
     <xs:complexType name="ageType">
         <xs:simpleContent>
             <xs:extension base="xs:string">
@@ -16,7 +9,6 @@
     </xs:complexType>
     <xs:complexType name="tableType">
         <xs:sequence>
-            <xs:element name="name" type="nameType"/>
             <xs:element name="age" type="ageType"/>
         </xs:sequence>
     </xs:complexType>

diff --git a/dist/JDBC-API.jar b/dist/JDBC-API.jar
diff --git a/dist/JDBCLibrary.jar → dist/Library/JDBC-API.jar b/dist/JDBCLibrary.jar → dist/Library/JDBC-API.jar
diff --git a/dist/Log.txt b/dist/Log.txt
@@ -1,94 +1,27 @@
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:20 :  Use Query failed!
-[ FINE ] 12\07\2019 , 15:20 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:20 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ FINE ] 12\07\2019 , 15:20 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:20 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ FINE ] 12\07\2019 , 15:20 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:20 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ FINE ] 12\07\2019 , 15:20 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:20 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ FINE ] 12\07\2019 , 15:20 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:20 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:20 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:20 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:20 :  Statement Created
-[ FINE ] 12\07\2019 , 15:21 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ FINE ] 12\07\2019 , 15:21 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:21 :  Select Query failed
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ FINE ] 12\07\2019 , 15:21 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:21 :  Select Query failed
-[ FINE ] 12\07\2019 , 15:21 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:21 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:21 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:21 :  Statement Created
-[ FINER ] 12\07\2019 , 15:26 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:26 :  Statement Created
-[ FINE ] 12\07\2019 , 15:26 :  Use Query executed
-[ FINE ] 12\07\2019 , 15:26 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:26 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:26 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:26 :  Statement Created
-[ FINE ] 12\07\2019 , 15:26 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:26 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:26 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:26 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:26 :  Statement Created
-[ FINE ] 12\07\2019 , 15:26 :  Update Query executed
-[ FINE ] 12\07\2019 , 15:26 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:26 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:26 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:26 :  Statement Created
-[ FINE ] 12\07\2019 , 15:27 :  Select Query executed
-[ FINE ] 12\07\2019 , 15:27 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:27 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:27 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:27 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:27 :  Select Query failed
-[ FINE ] 12\07\2019 , 15:27 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:27 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:27 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:27 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:27 :  Select Query failed
-[ FINE ] 12\07\2019 , 15:27 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:27 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:27 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:27 :  Statement Created
-[ SEVERE ] 12\07\2019 , 15:27 :  Select Query failed
-[ FINE ] 12\07\2019 , 15:27 :  Connection Closed
-[ FINE ] 12\07\2019 , 15:27 :  Statement Closed
-[ FINER ] 12\07\2019 , 15:27 :  Connection Initiated
-[ FINER ] 12\07\2019 , 15:27 :  Statement Created
+[ FINER ] 12\07\2019 , 15:59 :  Connection Initiated
+[ FINER ] 12\07\2019 , 15:59 :  Statement Created
+[ FINE ] 12\07\2019 , 15:59 :  Connection Closed
+[ FINE ] 12\07\2019 , 15:59 :  Statement Closed
+[ FINER ] 12\07\2019 , 15:59 :  Connection Initiated
+[ FINER ] 12\07\2019 , 15:59 :  Statement Created
+[ FINE ] 12\07\2019 , 15:59 :  Connection Closed
+[ FINE ] 12\07\2019 , 15:59 :  Statement Closed
+[ FINER ] 12\07\2019 , 15:59 :  Connection Initiated
+[ FINER ] 12\07\2019 , 15:59 :  Statement Created
+[ FINE ] 12\07\2019 , 15:59 :  Update Query executed
+[ FINE ] 12\07\2019 , 15:59 :  Connection Closed
+[ FINE ] 12\07\2019 , 15:59 :  Statement Closed
+[ FINER ] 12\07\2019 , 15:59 :  Connection Initiated
+[ FINER ] 12\07\2019 , 15:59 :  Statement Created
+[ FINE ] 12\07\2019 , 16:00 :  Select Query executed
+[ FINE ] 12\07\2019 , 16:00 :  Connection Closed
+[ FINE ] 12\07\2019 , 16:00 :  Statement Closed
+[ FINER ] 12\07\2019 , 16:00 :  Connection Initiated
+[ FINER ] 12\07\2019 , 16:00 :  Statement Created
+[ FINE ] 12\07\2019 , 16:00 :  Select Query executed
+[ FINE ] 12\07\2019 , 16:00 :  Connection Closed
+[ FINE ] 12\07\2019 , 16:00 :  Statement Closed
+[ FINER ] 12\07\2019 , 16:00 :  Connection Initiated
+[ FINER ] 12\07\2019 , 16:00 :  Statement Created
+[ FINER ] 12\07\2019 , 16:13 :  Connection Initiated
+[ FINER ] 12\07\2019 , 16:13 :  Statement Created
diff --git a/src/eg/edu/alexu/csd/oop/cs71/db/FileManagement.java b/src/eg/edu/alexu/csd/oop/cs71/db/FileManagement.java
@@ -17,7 +17,7 @@
 import java.util.Arrays;
 import java.util.HashMap;
 
-public class FileManagement implements FileManagementInterface{
+public class FileManagement extends FileManagementInterface{
     public void writeInFile(String tableName, HashMap<String, String> tableColumns, ArrayList<HashMap<String, Object>> tableData, String currentDatabase,ArrayList <String> cNames, ArrayList<String> cTypes){
         String[] columnContents =new String[tableColumns.size()];
         Arrays.fill(columnContents, "");

diff --git a/src/eg/edu/alexu/csd/oop/cs71/db/FileManagementInterface.java b/src/eg/edu/alexu/csd/oop/cs71/db/FileManagementInterface.java
@@ -8,8 +8,41 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 
-public interface FileManagementInterface {
-    void writeInFile(String tableName, HashMap<String, String> tableColumns, ArrayList<HashMap<String, Object>> tableData, String currentDatabase,ArrayList <String> cNames, ArrayList<String> cTypes);
-    void  readFile(String tableName, HashMap<String, String> tableColumns, ArrayList<HashMap<String, Object>> tableData, String currentDatabase, ArrayList<String> cNames, ArrayList<String> cTypes) throws IOException, ParserConfigurationException, SAXException;
-    String getTableName(String query);
+public abstract class FileManagementInterface {
+    abstract void  writeInFile(String tableName, HashMap<String, String> tableColumns, ArrayList<HashMap<String, Object>> tableData, String currentDatabase,ArrayList <String> cNames, ArrayList<String> cTypes);
+    abstract void  readFile(String tableName, HashMap<String, String> tableColumns, ArrayList<HashMap<String, Object>> tableData, String currentDatabase, ArrayList<String> cNames, ArrayList<String> cTypes) throws IOException, ParserConfigurationException, SAXException;
+    String getTableName(String query){
+        String tableName="";
+        String[] parts=query.split(" ");
+        parts[0]=parts[0].toLowerCase();
+        switch (parts[0])
+        {
+            case "select":{
+                int index=0;
+                for (String x:parts) {
+                    x=x.toLowerCase();
+                    if(x.equals("from")){
+                        index++;
+                        break;
+                    }
+                    index++;
+                }
+                tableName=parts[index];
+            }
+            break;
+            case "insert":
+            case "alter":
+            case "delete":{
+                tableName=parts[2];
+                parts=tableName.split("\\(" );
+                tableName=parts[0];
+            }
+            break;
+            case "update":{
+                tableName=parts[1];
+            }
+            break;
+        }
+        return tableName;
+    }
 }
diff --git a/src/eg/edu/alexu/csd/oop/cs71/db/SQLParser.java b/src/eg/edu/alexu/csd/oop/cs71/db/SQLParser.java
@@ -319,12 +319,12 @@ public int alter(String query, ArrayList<String> cNames, ArrayList<String> cType
     }
 
     private void operationParser(String query, ArrayList<String> colNames, ArrayList<String> colTypes, ArrayList<HashMap<String, Object>> table) {
-        query = query.replaceAll("\\s+|\\(+|\\)|\\,|(?i)(and\\s+(?='|\\d))|\\;", " ");
+        query = query.replaceAll("\\s+|\\(+|\\)|\\,|(?i)(and\\s+(?='|-?\\d))|\\;", " ");
         query = query.replaceAll("\\s*\\<\\>\\s*", " != ");
         query = query.replaceAll("\\s+(?=\\=)", "");
-        Pattern P1 = Pattern.compile("\\A[\\s]*(\\w+)[\\s]*(<|>|>\\s*=|<\\s*=|!\\s*=|=)[\\s]*([']?\\w+[']?)[\\s]*\\z");
+        Pattern P1 = Pattern.compile("\\A[\\s]*(\\w+)[\\s]*(<|>|>\\s*=|<\\s*=|!\\s*=|=)[\\s]*([']?-?\\w+[']?)[\\s]*\\z");
         Matcher M1;
-        Pattern P2 = Pattern.compile("\\A[\\s]*(\\w+)[\\s]*((?i)between|in)([\\s]*([']?\\w+[']?)[\\s]*)+\\z");
+        Pattern P2 = Pattern.compile("\\A[\\s]*(\\w+)[\\s]*((?i)between|in)([\\s]*([']?-?\\w+[']?)[\\s]*)+\\z");
         Matcher M2;
         logicOperatorParser(query, colNames, colTypes, table);
         query = query.replaceAll("(?i)(not)\\s*", "");