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/*
* Copyright 2011 James Moger.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.iciql;
import java.sql.SQLException;
import java.text.MessageFormat;
import java.util.regex.Pattern;
/**
* Iciql wraps all exceptions with this class.
*/
public class IciqlException extends RuntimeException {
public static final int CODE_UNMAPPED_FIELD = 1;
public static final int CODE_DUPLICATE_KEY = 2;
public static final int CODE_SCHEMA_NOT_FOUND = 3;
public static final int CODE_TABLE_NOT_FOUND = 4;
public static final int CODE_TABLE_ALREADY_EXISTS = 5;
public static final int CODE_INDEX_ALREADY_EXISTS = 6;
private static final String TOKEN_UNMAPPED_FIELD = "\\? (=|\\>|\\<|\\<\\>|!=|\\>=|\\<=|LIKE|BETWEEN) \\?";
private static final long serialVersionUID = 1L;
private String sql;
private int iciqlCode;
public IciqlException(Throwable t) {
super(t.getMessage(), t);
configureCode(t);
}
public IciqlException(String message, Object... parameters) {
super(parameters.length > 0 ? MessageFormat.format(message, parameters) : message);
}
public IciqlException(Throwable t, String message, Object... parameters) {
super(parameters.length > 0 ? MessageFormat.format(message, parameters) : message, t);
configureCode(t);
}
public static void checkUnmappedField(String sql) {
if (Pattern.compile(IciqlException.TOKEN_UNMAPPED_FIELD).matcher(sql).find()) {
IciqlException e = new IciqlException("unmapped field in statement!");
e.sql = sql;
e.iciqlCode = CODE_UNMAPPED_FIELD;
throw e;
}
}
public static IciqlException fromSQL(String sql, Throwable t) {
if (Pattern.compile(TOKEN_UNMAPPED_FIELD).matcher(sql).find()) {
IciqlException e = new IciqlException(t, "unmapped field in statement!");
e.sql = sql;
e.iciqlCode = CODE_UNMAPPED_FIELD;
return e;
} else {
IciqlException e = new IciqlException(t, t.getMessage());
e.sql = sql;
return e;
}
}
public void setSQL(String sql) {
this.sql = sql;
}
public String getSQL() {
return sql;
}
public int getIciqlCode() {
return iciqlCode;
}
private void configureCode(Throwable t) {
if (t == null) {
return;
}
if (t instanceof SQLException) {
// http://developer.mimer.com/documentation/html_92/Mimer_SQL_Mobile_DocSet/App_Return_Codes2.html
SQLException s = (SQLException) t;
String state = s.getSQLState();
if ("23000".equals(state)) {
// MySQL
iciqlCode = CODE_DUPLICATE_KEY;
} else if ("23505".equals(state)) {
iciqlCode = CODE_DUPLICATE_KEY;
} else if ("42000".equals(state)) {
// MySQL
iciqlCode = CODE_DUPLICATE_KEY;
} else if ("42Y07".equals(state)) {
// Derby
iciqlCode = CODE_SCHEMA_NOT_FOUND;
} else if ("42X05".equals(state)) {
// Derby
iciqlCode = CODE_TABLE_NOT_FOUND;
} else if ("42S02".equals(state)) {
// H2
iciqlCode = CODE_TABLE_NOT_FOUND;
} else if ("42501".equals(state)) {
// HSQL
iciqlCode = CODE_TABLE_NOT_FOUND;
} else if ("X0Y32".equals(state)) {
// Derby
iciqlCode = CODE_TABLE_ALREADY_EXISTS;
} else if ("42S11".equals(state)) {
// H2
iciqlCode = CODE_INDEX_ALREADY_EXISTS;
} else if ("42504".equals(state)) {
// HSQL
iciqlCode = CODE_INDEX_ALREADY_EXISTS;
}
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(getClass().getName());
String message = getLocalizedMessage();
if (message != null) {
sb.append(": ").append(message);
}
if (sql != null) {
sb.append('\n').append(sql);
}
return sb.toString();
}
}
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