remove unused code

h2/src/main/org/h2/engine/Database.java

@@ -64,7 +64,6 @@ import org.h2.util.FileUtils;
 import org.h2.util.IntHashMap;
 import org.h2.util.NetUtils;
 import org.h2.util.ObjectArray;
-import org.h2.util.ObjectUtils;
 import org.h2.util.SmallLRUCache;
 import org.h2.util.StringUtils;
 import org.h2.util.TempFileDeleter;
@@ -101,7 +100,6 @@ public class Database implements DataHandler {
     private final HashMap userDataTypes = new HashMap();
     private final HashMap aggregates = new HashMap();
     private final HashMap comments = new HashMap();
-    private final HashMap databaseObjects = new HashMap();
 
     private final Set userSessions = Collections.synchronizedSet(new HashSet());
     private Session exclusiveSession;
@@ -820,9 +818,6 @@ public class Database implements DataHandler {
                 session.log(meta, UndoLogRecord.INSERT, r);
             }
         }
-        if (SysProperties.PAGE_STORE && id > 0) {
-            databaseObjects.put(ObjectUtils.getInteger(id), obj);
-        }
     }
 
     /**
@@ -851,9 +846,6 @@ public class Database implements DataHandler {
                 }
             }
         }
-        if (SysProperties.PAGE_STORE) {
-            databaseObjects.remove(ObjectUtils.getInteger(id));
-        }
     }
 
     private HashMap getMap(int type) {
@@ -2349,14 +2341,4 @@ public class Database implements DataHandler {
         return true;
     }
 
-    /**
-     * Get a database object.
-     *
-     * @param id the object id
-     * @return the database object
-     */
-    DbObject getDbObject(int id) {
-        return (DbObject) databaseObjects.get(ObjectUtils.getInteger(id));
-    }
-
 }

h2/src/main/org/h2/engine/MetaRecord.java

@@ -13,7 +13,6 @@ import org.h2.command.Prepared;
 import org.h2.message.Message;
 import org.h2.message.Trace;
 import org.h2.result.SearchRow;
-import org.h2.schema.SchemaObject;
 import org.h2.util.ObjectArray;
 import org.h2.value.ValueInt;
 import org.h2.value.ValueString;
@@ -95,37 +94,6 @@ public class MetaRecord {
         }
     }
 
-    /**
-     * Undo a metadata change.
-     *
-     * @param db the database
-     * @param systemSession the system session
-     * @param listener the database event listener
-     */
-    void undo(Database db, Session systemSession, DatabaseEventListener listener) throws SQLException {
-        try {
-            DbObject obj = db.getDbObject(id);
-            // null if it was already removed
-            // (a identity sequence is removed when the table is removed)
-            if (obj != null) {
-                if (obj instanceof SchemaObject) {
-                    db.removeSchemaObject(systemSession, (SchemaObject) obj);
-                } else {
-                    db.removeDatabaseObject(systemSession, obj);
-                }
-            }
-        } catch (Exception e) {
-            SQLException s = Message.addSQL(Message.convert(e), sql);
-            db.getTrace(Trace.DATABASE).error(sql, s);
-            if (listener != null) {
-                listener.exceptionThrown(s, sql);
-                // continue startup in this case
-            } else {
-                throw s;
-            }
-        }
-    }
-
     public int getId() {
         return id;
     }