Example usage for java.rmi RemoteException RemoteException

Introduction

In this page you can find the example usage for java.rmi RemoteException RemoteException.

Prototype

public RemoteException(String s, Throwable cause) 

Source Link

Document

Constructs a RemoteException with the specified detail message and cause.

Usage

From source file:org.kchine.rpf.db.DBLayer.java

public Vector<String> list(String[] prefixes) throws RemoteException, AccessException {
    Vector<String> result = new Vector<String>();
    Statement stmt = null;/*from w  w w  . j a  v a2s.  c o m*/
    ResultSet rset = null;
    try {
        checkConnection();
        stmt = _connection.createStatement();

        String stmtStr = "select NAME from SERVANTS where IN_USE=0 AND PING_FAILURES<"
                + PoolUtils.PING_FAILURES_NBR_MAX + " AND (NAME like '" + prefixes[0] + "%'";
        for (int i = 1; i < prefixes.length; ++i)
            stmtStr += " OR NAME like '" + prefixes[i] + "%'";
        stmtStr += ")";

        rset = stmt.executeQuery(stmtStr);

        while (rset.next()) {
            result.add(rset.getString(1));
        }
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            return list(prefixes);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (rset != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
    return result;
}

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From source file:org.kchine.rpf.db.DBLayer.java

public void lock() throws RemoteException, AccessException {
    Statement stmt = null;/* www  .  j a  v a 2 s.c  o m*/
    try {
        checkConnection();
        stmt = _connection.createStatement();
        lock(stmt);
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            lock();
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

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From source file:org.kchine.rpf.db.DBLayer.java

public void unlock() throws RemoteException, AccessException {
    Statement stmt = null;//from w  ww  .j  av  a2  s .c o m
    try {
        checkConnection();
        stmt = _connection.createStatement();
        unlock(stmt);
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            unlock();
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

---

From source file:org.kchine.rpf.db.DBLayer.java

public void reserve(String name) throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;// w w w.ja va2 s.  co m
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute("UPDATE SERVANTS SET IN_USE=1, BORROW_TIME=" + sysdateFunctionName()
                + ",BORROW_HOST_NAME='" + getHostName() + "'" + ",BORROW_HOST_IP='" + getHostIp() + "'"
                + ",BORROW_PROCESS_ID='" + getProcessId() + "'" + ",BORROW_SESSION_INFO_HEX="
                + (RPFSessionInfo.get() == null ? "NULL" : "'" + objectToHex(RPFSessionInfo.get()) + "'")
                + ",RETURN_TIME=NULL" + ",RETURN_HOST_NAME=NULL" + ",RETURN_HOST_IP=NULL"
                + ",RETURN_PROCESS_ID=NULL" + " WHERE NAME='" + name + "'");
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            reserve(name);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

---

From source file:org.kchine.rpf.db.DBLayer.java

public void unReserve(String name) throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;/* w ww.ja v a2s. c o m*/
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute("UPDATE SERVANTS SET IN_USE=0  " + ",RETURN_TIME=" + sysdateFunctionName()
                + ",RETURN_HOST_NAME='" + getHostName() + "'" + ",RETURN_HOST_IP='" + getHostIp() + "'"
                + ",RETURN_PROCESS_ID='" + getProcessId() + "'" + " WHERE NAME='" + name + "'");
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            unReserve(name);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

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From source file:org.kchine.rpf.db.DBLayer.java

public void registerPingFailure(String name) throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;//  w  w w  .  j a va  2 s. com
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute("update SERVANTS SET PING_FAILURES=(PING_FAILURES+1) WHERE NAME='" + name + "'");
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            registerPingFailure(name);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

---

From source file:org.kchine.rpf.db.DBLayer.java

public void incrementNodeProcessCounter(String nodeName)
        throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;//www . jav  a  2  s .c  om
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute(
                "update NODE_DATA set PROCESS_COUNTER=(PROCESS_COUNTER+1) WHERE NODE_NAME='" + nodeName + "'");
        _connection.commit();
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            incrementNodeProcessCounter(nodeName);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

---

From source file:org.kchine.rpf.db.DBLayer.java

public void updateServantNodeName(String servantName, String nodeName)
        throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;//from   w w w . j a  v  a 2s . co m
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute("update SERVANTS SET NODE_NAME='" + nodeName + "' WHERE NAME='" + servantName + "'");
        _connection.commit();
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            updateServantNodeName(servantName, nodeName);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

---

From source file:org.kchine.rpf.db.DBLayer.java

public void updateServantAttributes(String servantName, HashMap<String, Object> attributes)
        throws RemoteException, NotBoundException, AccessException {
    Statement stmt = null;/*from w  w  w . ja  v a 2  s .  c o  m*/
    try {
        checkConnection();
        stmt = _connection.createStatement();
        stmt.execute("update SERVANTS SET ATTRIBUTES_HEX='" + PoolUtils.objectToHex(attributes)
                + "' WHERE NAME='" + servantName + "'");
        _connection.commit();
    } catch (SQLException sqle) {
        if (isNoConnectionError(sqle) && canReconnect()) {
            updateServantAttributes(servantName, attributes);
        } else {
            throw new RemoteException("", (sqle));
        }
    } finally {
        if (stmt != null)
            try {
                stmt.close();
            } catch (Exception e) {
                throw new RemoteException("", (e));
            }
    }
}

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From source file:org.kchine.rpf.db.DBLayer.java

public Remote getRemoteObject(String stub, String codeBaseStr) throws RemoteException {
    try {/*from  ww  w  .jav a2  s  . c o m*/
        ClassLoader cl = null;
        if (codeBaseStr != null) {
            cl = new URLClassLoader(new URL[] { new URL(codeBaseStr) }, DBLayer.class.getClassLoader());
        }
        return hexToStub(stub, cl);
    } catch (Exception e) {
        throw new RemoteException("", (e));
    }
}

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