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Module Controller Fixed

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brausjonas
2023-05-23 18:40:49 +02:00
parent ed13b80a23
commit aadd9f5f94
5 changed files with 130 additions and 70 deletions
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backend/database.mv.db
BIN
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backend/database.trace.db
+31
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@@ -126737,3 +126737,34 @@ No data is available [2000-214]
2023-05-22 22:54:50 jdbc[3]: exception 2023-05-22 22:54:50 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214] No data is available [2000-214]
2023-05-23 18:20:34 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214]
2023-05-23 18:22:59 jdbc[3]: exception
org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax Fehler in SQL Befehl "INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; erwartet "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"
Syntax error in SQL statement "INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; expected "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"; SQL statement:
INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare Algebra, 1) [42001-214]
2023-05-23 18:23:50 jdbc[3]: exception
org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax Fehler in SQL Befehl "INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; erwartet "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"
Syntax error in SQL statement "INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; expected "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"; SQL statement:
INSERT INTO modules (userid, semesterid, name, activated) Values (1, 59, Lineare Algebra, 1) [42001-214]
2023-05-23 18:25:06 jdbc[3]: exception
org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax Fehler in SQL Befehl "insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; erwartet "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"
Syntax error in SQL statement "insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; expected "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"; SQL statement:
insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare Algebra, 1) [42001-214]
2023-05-23 18:26:07 jdbc[3]: exception
org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax Fehler in SQL Befehl "insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; erwartet "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"
Syntax error in SQL statement "insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare [*]Algebra, 1)"; expected "(, ., [, ::, AT, FORMAT, *, /, %, +, -, ||, NOT, IS, ILIKE, REGEXP, AND, OR, ,, )"; SQL statement:
insert into modules (userid, semesterid, name, activated) Values (1, 59, Lineare Algebra, 1) [42001-214]
2023-05-23 18:27:08 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214]
2023-05-23 18:37:40 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214]
2023-05-23 18:39:13 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214]
2023-05-23 18:39:49 jdbc[3]: exception
org.h2.jdbc.JdbcSQLNonTransientException: Keine Daten verfügbar
No data is available [2000-214]
backend/src/main/java/com/example/backend/anwprj/DataBaseHandler.java
+46 -22
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@@ -312,7 +312,7 @@ public class DataBaseHandler
{ {
try try
{ {
//st.executeUpdate("DELETE FROM module WHERE semesterId = " + id); st.executeUpdate("DELETE FROM modules WHERE semesterId = " + id);
st.executeUpdate("delete from semester where id=" + id); st.executeUpdate("delete from semester where id=" + id);
} }
@@ -346,17 +346,6 @@ public class DataBaseHandler
MODULE MODULE
*/ */
//get a module object by its name
public Module getModule(String name) {
try {
ResultSet rs = st.executeQuery("SELECT * FROM modules WHERE name = '" + name + "'");
return resultSetToModule(rs);
}
catch (Exception ex){
return null;
}
}
//get a module object by its id //get a module object by its id
public Module getModule(int id) { public Module getModule(int id) {
try { try {
@@ -368,15 +357,49 @@ public class DataBaseHandler
} }
} }
public Module getModule(int userid, int semesterid, String name)
{
try
{
ResultSet rs = st.executeQuery("select * from modules where userid=" + userid + " and semesterid=" + semesterid + " and name='" + name + "'");
return resultSetToModule(rs);
}
catch (Exception e)
{
return null;
}
}
//get module objects by its semester and its lecturer
public Module[] getModules(int userid) {
try {
ResultSet rs = st.executeQuery("SELECT * FROM modules WHERE userid = " + userid);
List<Module> moduleList = new ArrayList<>();
Module m = null;
while((m = resultSetToModule(rs)) != null)
{
moduleList.add(m);
}
return moduleList.toArray(new Module[0]);
}
catch (Exception ex){
return null;
}
}
public Module addModule(Module m) public Module addModule(Module m)
{ {
try { try {
st.executeUpdate("INSERT INTO modules (lecturerId, semesterId, name) " + st.executeUpdate("insert into modules (userid, semesterid, name, activated) " +
"Values (" + m.getLecturerId() + m.getSemesterId() + m.getName() + ")"); "Values (" + m.getUserid() + ", " + m.getSemesterId() + ", '" + m.getName() + "', " + m.getActivated() + ")");
return getModule(m.getId()); return getModule(m.getUserid(), m.getSemesterId(), m.getName());
} }
catch (Exception e) { catch (Exception e) {
e.printStackTrace();
return null; return null;
} }
} }
@@ -402,11 +425,11 @@ public class DataBaseHandler
public Module updateModule(Module m) public Module updateModule(Module m)
{ {
System.out.println(m.getActivated());
try { try {
st.executeUpdate("UPDATE modules SET lecturerId=" + m.getLecturerId() + ", " + st.executeUpdate("update modules set activated=" + m.getActivated() + " where userid=" + m.getUserid() + " and semesterid=" + m.getSemesterId() + " and name='" + m.getName() + "'");
"semesterId=" + m.getSemesterId() + ", " + return getModule(m.getUserid(), m.getSemesterId(), m.getName());
"name='" + m.getName() + "'");
return getModule(m.getId());
} }
catch (SQLException ex) { catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
@@ -430,9 +453,10 @@ public class DataBaseHandler
rs.next(); rs.next();
return new Module( return new Module(
rs.getInt("id"), rs.getInt("id"),
rs.getInt("lecturerId"), rs.getInt("userid"),
rs.getInt("semesterId"), rs.getInt("semesterid"),
rs.getString("name")); rs.getString("name"),
rs.getInt("activated"));
} }
catch (Exception ex) { catch (Exception ex) {
return null; return null;
backend/src/main/java/com/example/backend/anwprj/Module/Module.java
+15 -9
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@@ -2,24 +2,30 @@ package com.example.backend.anwprj.Module;
//module data class //module data class
public class Module { public class Module {
private final int id; private int id;
private final int lecturerId; private int userid;
private final int semesterId; private int semesterid;
private final String name; private String name;
private int activated;
public Module(int id, int lecturerId, int semesterId, String name){
public Module(int id, int userid, int semesterid, String name, int activated)
{
this.id = id; this.id = id;
this.lecturerId = lecturerId; this.userid = userid;
this.semesterId = semesterId; this.semesterid = semesterid;
this.name = name; this.name = name;
this.activated = activated;
} }
public int getId() { return id; } public int getId() { return id; }
public int getLecturerId() { return lecturerId; } public int getUserid() { return userid; }
public int getSemesterId() { return semesterId; } public int getSemesterId() { return semesterid; }
public String getName() { return name; } public String getName() { return name; }
public int getActivated() { return activated; }
} }
backend/src/main/java/com/example/backend/anwprj/controller/ModuleController.java
+23 -24
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@@ -17,39 +17,38 @@ public class ModuleController {
db = DataBaseHandler.getInstance(); db = DataBaseHandler.getInstance();
} }
@CrossOrigin // @CrossOrigin
@GetMapping("/module") // @GetMapping("/module")
public ResponseEntity<Module> getModule( // public ResponseEntity<Module> getModule(
@RequestParam(name="id") int id, // @RequestParam(name="id") int id,
@RequestParam(name="sessionid") String sessionID) { // @RequestParam(name="sessionid") String sessionID) {
//
User user = UserSessionIDHandler.getUserBySessionID(sessionID); // User user = UserSessionIDHandler.getUserBySessionID(sessionID);
//
if (user != null){ // if (user != null){
Module module = db.getModule(id); // Module module = db.getModule(id);
if(module != null) { // if(module != null) {
return new ResponseEntity<>(module, HttpStatus.OK); // return new ResponseEntity<>(module, HttpStatus.OK);
} // }
//
return new ResponseEntity<>(HttpStatus.NOT_FOUND); // return new ResponseEntity<>(HttpStatus.NOT_FOUND);
} // }
//
return new ResponseEntity<>(HttpStatus.FORBIDDEN); // return new ResponseEntity<>(HttpStatus.FORBIDDEN);
} // }
@CrossOrigin @CrossOrigin
@GetMapping("/module/id") @GetMapping("/module/id")
public ResponseEntity<Module> getModule( public ResponseEntity<Module[]> getModules(
@RequestParam(name="name") String name,
@RequestParam(name="sessionid") String sessionID) { @RequestParam(name="sessionid") String sessionID) {
User user = UserSessionIDHandler.getUserBySessionID(sessionID); User user = UserSessionIDHandler.getUserBySessionID(sessionID);
if(user != null) if(user != null)
{ {
Module module = db.getModule(name); Module[] modules = db.getModules(user.getId());
if (module != null) { if (modules != null) {
return new ResponseEntity<>(module, HttpStatus.OK); return new ResponseEntity<>(modules, HttpStatus.OK);
} }
return new ResponseEntity<>(HttpStatus.NOT_FOUND); return new ResponseEntity<>(HttpStatus.NOT_FOUND);