001: /*
002: * $Id: ExceptionConverter.java,v 1.11 2005/03/17 15:07:09 ahimanikya Exp $
003: * =======================================================================
004: * Copyright (c) 2002-2003 Axion Development Team. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above
011: * copyright notice, this list of conditions and the following
012: * disclaimer.
013: *
014: * 2. Redistributions in binary form must reproduce the above copyright
015: * notice, this list of conditions and the following disclaimer in
016: * the documentation and/or other materials provided with the
017: * distribution.
018: *
019: * 3. The names "Tigris", "Axion", nor the names of its contributors may
020: * not be used to endorse or promote products derived from this
021: * software without specific prior written permission.
022: *
023: * 4. Products derived from this software may not be called "Axion", nor
024: * may "Tigris" or "Axion" appear in their names without specific prior
025: * written permission.
026: *
027: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
028: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
029: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
030: * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
031: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
032: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
033: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
034: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
035: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
036: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
037: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
038: * =======================================================================
039: */
040:
041: package org.axiondb.util;
042:
043: import java.io.IOException;
044: import java.sql.SQLException;
045:
046: import org.apache.commons.logging.Log;
047: import org.apache.commons.logging.LogFactory;
048: import org.axiondb.AxionException;
049: import org.axiondb.AxionRuntimeException;
050:
051: /**
052: * Converts Axion-specific {@link Exception}s into {@link SQLException}s.
053: * <p>
054: * (This class should eventually handle converting various {@link AxionException}s in to
055: * the proper SQLException with vendor message and code.)
056: *
057: * @version $Revision: 1.11 $ $Date: 2005/03/17 15:07:09 $
058: * @author Rodney Waldhoff
059: * @author Chuck Burdick
060: */
061: public class ExceptionConverter {
062:
063: public static SQLException convert(AxionException e) {
064: logConversion("AxionException", "SQLException", e);
065: if (e.getNestedThrowable() instanceof SQLException) {
066: return (SQLException) (e.getNestedThrowable());
067: }
068: SQLException sqe = new SQLException(e.getMessage(), e
069: .getSQLState(), e.getVendorCode());
070: if (e.getNestedThrowable() instanceof AxionException) {
071: sqe.setNextException(convert((AxionException) e
072: .getNestedThrowable()));
073: }
074: return sqe;
075: }
076:
077: public static SQLException convert(RuntimeException e) {
078: return convert(null, e);
079: }
080:
081: public static SQLException convert(String message,
082: RuntimeException e) {
083: logConversion("RuntimeException", "SQLException", e);
084: message = (message == null ? "" : (message + ": "));
085: if (e instanceof AxionRuntimeException) {
086: return new SQLException(message + e.toString(),
087: ((AxionRuntimeException) e).getSQLState());
088: }
089: return new SQLException(message + e.toString());
090: }
091:
092: public static SQLException convert(IOException e) {
093: logConversion("IOException", "SQLException", e);
094: return new SQLException(e.toString());
095: }
096:
097: public static IOException convertToIOException(Exception e) {
098: if (e instanceof IOException) {
099: return (IOException) e;
100: }
101: logConversion("Exception", "IOException", e);
102: return new IOException(e.toString());
103: }
104:
105: public static RuntimeException convertToRuntimeException(Exception e) {
106: if (e instanceof RuntimeException) {
107: return (RuntimeException) e;
108: } else if (e instanceof AxionException) {
109: return new AxionRuntimeException((AxionException) e);
110: }
111: logConversion("Exception", "RuntimeException", e);
112: return new RuntimeException(e.toString());
113: }
114:
115: private static final void logConversion(String from, String to,
116: Throwable t) {
117: if (_log.isDebugEnabled()) {
118: _log.debug("Converting " + from + " to " + to, t);
119: }
120: }
121:
122: private static final Log _log = LogFactory
123: .getLog(ExceptionConverter.class);
124: }
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