logwriter.java

derby database source code.good for you.

    public void traceEntry(Object instance, String methodName, Object arg1, byte arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", 0x" + Integer.toHexString(arg2 & 0xff) + ")");
    }

    public void traceEntry(Object instance, String methodName, Object arg1, short arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ")");
    }

    public void traceEntry(Object instance, String methodName, Object arg1, int arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ")");
    }

    public void traceEntry(Object instance, String methodName, Object arg1, long arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ")");
    }

    public void traceEntry(Object instance, String methodName, Object arg1, float arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ")");
    }

    public void traceEntry(Object instance, String methodName, Object arg1, double arg2) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ")");
    }

    // ---------------------- trace entry of methods w/ 3 args -------------------

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, Object arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, Object arg2, Object arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, Object arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceDeprecatedEntry(Object instance, String methodName,
                                     int arg1, Object arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, int arg2, Object arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, int arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, int arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, int arg2, Object arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, boolean arg2, boolean arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, boolean arg2, int arg3) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ")");
    }

    // ---------------------- trace entry of methods w/ 4 args -------------------

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, Object arg3, Object arg4) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, Object arg2, Object arg3, Object arg4) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           int arg1, Object arg2, int arg3, int arg4) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, int arg2, int arg3, int arg4) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, int arg3, int arg4) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ")");
    }

    // ---------------------- trace entry of methods w/ 5 args -------------------

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, Object arg3, int arg4, boolean arg5) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ", " + arg5 + ")");
    }

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, Object arg3, boolean arg4, boolean arg5) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ", " + arg5 + ")");
    }

    // ---------------------- trace entry of methods w/ 6 args -------------------

    public void traceEntry(Object instance, String methodName,
                           Object arg1, Object arg2, Object arg3, Object arg4, Object arg5, Object arg6) {
        if (traceSuspended()) {
            return;
        }
        traceEntryAllArgs(instance, methodName,
                "(" + arg1 + ", " + arg2 + ", " + arg3 + ", " + arg4 + ", " + arg5 + ", " + arg6 + ")");
    }

    // ---------------------------tracing exceptions and warnings-----------------

    public void traceDiagnosable(java.sql.SQLException e) {
        if (traceSuspended()) {
            return;
        }
        if (!loggingEnabled(ClientDataSource.TRACE_DIAGNOSTICS)) {
            return;
        }
        synchronized (printWriter_) {
            dncprintln("BEGIN TRACE_DIAGNOSTICS");
            ExceptionFormatter.printTrace(e, printWriter_, "[derby]", true); // true means return tokens only
            dncprintln("END TRACE_DIAGNOSTICS");
        }
    }

    public void traceDiagnosable(javax.transaction.xa.XAException e) {
        if (traceSuspended()) {
            return;
        }
        if (!loggingEnabled(ClientDataSource.TRACE_DIAGNOSTICS)) {
            return;
        }
        synchronized (printWriter_) {
            dncprintln("BEGIN TRACE_DIAGNOSTICS");
            ExceptionFormatter.printTrace(e, printWriter_, "[derby]");
            dncprintln("END TRACE_DIAGNOSTICS");
        }
    }
    // ------------------------ meta data tracing --------------------------------

    public void traceParameterMetaData(Statement statement, ColumnMetaData columnMetaData) {
        if (traceSuspended()) {
            return;
        }
        if (!loggingEnabled(ClientDataSource.TRACE_PARAMETER_META_DATA) || columnMetaData == null) {
            return;
        }
        synchronized (printWriter_) {
            String header = "[ParameterMetaData@" + Integer.toHexString(columnMetaData.hashCode()) + "]";
            try {
                dncprintln(header, "BEGIN TRACE_PARAMETER_META_DATA");
                dncprintln(header, "Parameter meta data for statement Statement@" + Integer.toHexString(statement.hashCode()));
                dncprintln(header, "Number of parameter columns: " + columnMetaData.getColumnCount());
                traceColumnMetaData(header, columnMetaData);
                dncprintln(header, "END TRACE_PARAMETER_META_DATA");
            } catch (SqlException e) {
                dncprintln(header, "Encountered an SQL exception while trying to trace parameter meta data");
                dncprintln(header, "END TRACE_PARAMETER_META_DATA");
            }
        }
    }

    public void traceResultSetMetaData(Statement statement, ColumnMetaData columnMetaData) {
        if (traceSuspended()) {
            return;
        }
        if (!loggingEnabled(ClientDataSource.TRACE_RESULT_SET_META_DATA) || columnMetaData == null) {
            return;
        }
        synchronized (printWriter_) {
            String header = "[ResultSetMetaData@" + Integer.toHexString(columnMetaData.hashCode()) + "]";
            try {
                dncprintln(header, "BEGIN TRACE_RESULT_SET_META_DATA");
                dncprintln(header, "Result set meta data for statement Statement@" + Integer.toHexString(statement.hashCode()));
                dncprintln(header, "Number of result set columns: " + columnMetaData.getColumnCount());
                traceColumnMetaData(header, columnMetaData);
                dncprintln(header, "END TRACE_RESULT_SET_META_DATA");
            } catch (SqlException e) {
                dncprintln(header, "Encountered an SQL exception while trying to trace result set meta data");
                dncprintln(header, "END TRACE_RESULT_SET_META_DATA");
            }
        }