HSQLDB example source code file (Trace.java)
The HSQLDB Trace.java source code
/*
* For work developed by the HSQL Development Group:
*
* Copyright (c) 2001-2010, The HSQL Development Group
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the HSQL Development Group nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
*
* For work originally developed by the Hypersonic SQL Group:
*
* Copyright (c) 1995-2000, The Hypersonic SQL Group.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the Hypersonic SQL Group nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE HYPERSONIC SQL GROUP,
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* on behalf of the Hypersonic SQL Group.
*/
package org.hsqldb;
import java.io.PrintWriter;
import org.hsqldb.lib.HsqlByteArrayOutputStream;
import org.hsqldb.resources.BundleHandler;
/**
* handles creation and reporting of error messages and throwing HsqlException
*
* Rewritten and extended in successive versions of HSQLDB.
*
* @author Thomas Mueller (Hypersonic SQL Group)
* @version 1.8.0
* @since Hypersonic SQL
*/
// fredt@users 20020221 - patch 513005 by sqlbob@users (RMP) - error reporting
// fredt@users 20020221 - patch 513005 by sqlbob@users (RMP) - setting trace
// the system property hsqldb.tracesystemout == true is now used for printing
// trace message to System.out
// fredt@users 20020305 - patch 1.7.0 - various new messages added
// tony_lai@users 20020820 - patch 595073 - Duplicated exception msg
// fredt@users 20021230 - patch 488118 by xclay@users - allow multithreading
// wsonic@users 20031005 - moved string literal messages to Trace with new methods
// nitin chauhan 20031005 - moved concatenated string in asserts and checks to Trace with new methods
// fredt@users 20040322 - removed unused code - class is a collection of static methods now
// fredt@users 20050524 - use resource bundle for messages
/** @todo fredt - 20021022 management of nested throws inside the program in
* such a way that it is possible to return exactly the text of the error
* thrown at a given level without higher level messages being added and to
* preserve the original error code
*/
public class Trace {
public static boolean TRACE = false;
public static boolean TRACESYSTEMOUT = false;
public static final boolean STOP = false;
public static final boolean DOASSERT = false;
//
static String errPropsName = "sql-error-messages";
static int bundleHandle = BundleHandler.getBundleHandle(errPropsName,
null);
//
public static final int
//
LOCK_FILE_ACQUISITION_FAILURE = 1,
CONNECTION_IS_CLOSED = 2,
CONNECTION_IS_BROKEN = 3,
DATABASE_IS_SHUTDOWN = 4,
COLUMN_COUNT_DOES_NOT_MATCH = 5,
DIVISION_BY_ZERO = 6,
INVALID_ESCAPE = 7,
INTEGRITY_CONSTRAINT_VIOLATION = 8,
VIOLATION_OF_UNIQUE_INDEX = 9,
TRY_TO_INSERT_NULL = 10,
UNEXPECTED_TOKEN = 11,
UNEXPECTED_END_OF_COMMAND = 12,
UNKNOWN_FUNCTION = 13,
NEED_AGGREGATE = 14,
SUM_OF_NON_NUMERIC = 15,
WRONG_DATA_TYPE = 16,
CARDINALITY_VIOLATION_NO_SUBCLASS = 17,
SERIALIZATION_FAILURE = 18,
TRANSFER_CORRUPTED = 19,
FUNCTION_NOT_SUPPORTED = 20,
TABLE_ALREADY_EXISTS = 21,
TABLE_NOT_FOUND = 22,
INDEX_ALREADY_EXISTS = 23,
SECOND_PRIMARY_KEY = 24,
DROP_PRIMARY_KEY = 25,
INDEX_NOT_FOUND = 26,
COLUMN_ALREADY_EXISTS = 27,
COLUMN_NOT_FOUND = 28,
FILE_IO_ERROR = 29,
WRONG_DATABASE_FILE_VERSION = 30,
DATABASE_IS_READONLY = 31,
DATA_IS_READONLY = 32,
ACCESS_IS_DENIED = 33,
INPUTSTREAM_ERROR = 34,
NO_DATA_IS_AVAILABLE = 35,
USER_ALREADY_EXISTS = 36,
USER_NOT_FOUND = 37,
ASSERT_FAILED = 38,
EXTERNAL_STOP = 39,
GENERAL_ERROR = 40,
WRONG_OUT_PARAMETER = 41,
FUNCTION_NOT_FOUND = 42,
TRIGGER_NOT_FOUND = 43,
SAVEPOINT_NOT_FOUND = 44,
LABEL_REQUIRED = 45,
WRONG_DEFAULT_CLAUSE = 46,
FOREIGN_KEY_NOT_ALLOWED = 47,
UNKNOWN_DATA_SOURCE = 48,
BAD_INDEX_CONSTRAINT_NAME = 49,
DROP_FK_INDEX = 50,
RESULTSET_FORWARD_ONLY = 51,
VIEW_ALREADY_EXISTS = 52,
VIEW_NOT_FOUND = 53,
NOT_USED_54 = 54,
NOT_A_TABLE = 55,
SYSTEM_INDEX = 56,
COLUMN_TYPE_MISMATCH = 57,
BAD_ADD_COLUMN_DEFINITION = 58,
DROP_SYSTEM_CONSTRAINT = 59,
CONSTRAINT_ALREADY_EXISTS = 60,
CONSTRAINT_NOT_FOUND = 61,
INVALID_JDBC_ARGUMENT = 62,
DATABASE_IS_MEMORY_ONLY = 63,
OUTER_JOIN_CONDITION = 64,
NUMERIC_VALUE_OUT_OF_RANGE = 65,
MISSING_SOFTWARE_MODULE = 66,
NOT_IN_AGGREGATE_OR_GROUP_BY = 67,
INVALID_GROUP_BY = 68,
INVALID_HAVING = 69,
INVALID_ORDER_BY = 70,
INVALID_ORDER_BY_IN_DISTINCT_SELECT = 71,
OUT_OF_MEMORY = 72,
OPERATION_NOT_SUPPORTED = 73,
INVALID_IDENTIFIER = 74,
TEXT_TABLE_SOURCE = 75,
TEXT_FILE = 76,
NOT_USED_77 = 77,
ERROR_IN_SCRIPT_FILE = 78,
NULL_IN_VALUE_LIST = 79,
SOCKET_ERROR = 80,
INVALID_CHARACTER_ENCODING = 81,
NOT_USED_82 = 82,
NOT_USED_83 = 83,
NOT_USED_84 = 84,
UNEXPECTED_EXCEPTION = 85,
NOT_USED_86 = 86,
NOT_USED_87 = 87,
NOT_USED_88 = 88,
NOT_USED_89 = 89,
NOT_USED_90 = 90,
NOT_USED_91 = 91,
NOT_USED_92 = 92,
NOT_USED_93 = 93,
DATABASE_NOT_EXISTS = 94,
INVALID_CONVERSION = 95,
ERROR_IN_BINARY_SCRIPT_1 = 96,
ERROR_IN_BINARY_SCRIPT_2 = 97,
GENERAL_IO_ERROR = 98,
EXPRESSION_NOT_SUPPORTED = 99,
Constraint_violation = 100,
Database_dropTable = 101,
ERROR_IN_CONSTRAINT_COLUMN_LIST = 102,
TABLE_HAS_NO_PRIMARY_KEY = 103,
VIOLATION_OF_UNIQUE_CONSTRAINT = 104,
NO_DEFAULT_VALUE_FOR_COLUMN = 105,
NOT_A_CONDITION = 106,
DatabaseManager_getDatabase = 107,
NOT_USED_108 = 108,
NOT_USED_109 = 109,
NOT_USED_110 = 110,
NOT_USED_111 = 111,
NOT_USED_112 = 112,
DatabaseScriptReader_readDDL = 113,
DatabaseScriptReader_readExistingData = 114,
Message_Pair = 115,
LOAD_SAVE_PROPERTIES = 116,
INVALID_TRANSACTION_STATE_NO_SUBCLASS = 117,
JDBC_INVALID_BRI_SCOPE = 118,
JDBC_NO_RESULT_SET_METADATA = 119,
JDBC_NO_RESULT_SET = 120,
MISSING_CLOSEBRACKET = 121,
ITSNS_OVERWRITE = 122,
COLUMN_IS_IN_INDEX = 123,
STRING_DATA_TRUNCATION = 124,
QUOTED_IDENTIFIER_REQUIRED = 125,
STATEMENT_IS_CLOSED = 126,
NOT_USED_127 = 127,
NOT_USED_128 = 128,
DATA_FILE_ERROR = 129,
NOT_USED_130 = 130,
HsqlDateTime_null_string = 131,
NOT_USED_132 = 132,
HsqlDateTime_null_date = 133,
NOT_USED_134 = 134,
HsqlProperties_load = 135,
HsqlSocketFactorySecure_verify = 136,
HsqlSocketFactorySecure_verify2 = 137,
jdbcConnection_nativeSQL = 138,
HsqlSocketFactorySecure_verify3 = 139,
NOT_USED_140 = 140,
NOT_USED_141 = 141,
jdbcStatement_executeUpdate = 142,
LockFile_checkHeartbeat = 143,
LockFile_checkHeartbeat2 = 144,
TEXT_STRING_HAS_NEWLINE = 145,
Result_Result = 146,
SERVER_NO_DATABASE = 147,
Server_openServerSocket = 148,
Server_openServerSocket2 = 149,
TEXT_TABLE_HEADER = 150,
NOT_USED_151 = 151,
JDBC_PARAMETER_NOT_SET = 152,
INVALID_LIMIT = 153,
JDBC_STATEMENT_NOT_ROW_COUNT = 154,
JDBC_STATEMENT_NOT_RESULTSET = 155,
AMBIGUOUS_COLUMN_REFERENCE = 156,
CHECK_CONSTRAINT_VIOLATION = 157,
JDBC_RESULTSET_IS_CLOSED = 158,
SINGLE_COLUMN_EXPECTED = 159,
TOKEN_REQUIRED = 160,
NOT_USED_161 = 161,
NOT_USED_162 = 162,
ORDER_LIMIT_REQUIRED = 163,
TRIGGER_ALREADY_EXISTS = 164,
ASSERT_DIRECT_EXEC_WITH_PARAM = 165,
NOT_USED_166 = 166,
Expression_compareValues = 167,
INVALID_LIMIT_EXPRESSION = 168,
INVALID_TOP_EXPRESSION = 169,
SQL_CONSTRAINT_REQUIRED = 170,
TableWorks_dropConstraint = 171,
TEXT_TABLE_SOURCE_FILENAME = 172,
TEXT_TABLE_SOURCE_VALUE_MISSING = 173,
TEXT_TABLE_SOURCE_SEPARATOR = 174,
UNSUPPORTED_PARAM_CLASS = 175,
JDBC_NULL_STREAM = 176,
INTEGRITY_CONSTRAINT_VIOLATION_NOPARENT = 177,
NOT_USED_178 = 178,
NOT_USED_179 = 179,
QuotedTextDatabaseRowInput_getField = 180,
QuotedTextDatabaseRowInput_getField2 = 181,
TextDatabaseRowInput_getField = 182,
TextDatabaseRowInput_getField2 = 183,
TextDatabaseRowInput_getField3 = 184,
Parser_ambiguous_between1 = 185,
SEQUENCE_REFERENCED_BY_VIEW = 186,
NOT_USED_187 = 187,
TextCache_openning_file_error = 188,
TextCache_closing_file_error = 189,
TextCache_purging_file_error = 190,
SEQUENCE_NOT_FOUND = 191,
SEQUENCE_ALREADY_EXISTS = 192,
TABLE_REFERENCED_CONSTRAINT = 193,
TABLE_REFERENCED_VIEW = 194,
NOT_USED_195 = 195,
TEXT_SOURCE_EXISTS = 196,
COLUMN_IS_REFERENCED = 197,
FUNCTION_CALL_ERROR = 198,
TRIGGERED_DATA_CHANGE = 199,
INVALID_FUNCTION_ARGUMENT = 200,
UNSUPPORTED_INTERNAL_OPERATION = 201,
NOT_USED_202 = 202,
INVALID_PREPARED_STATEMENT = 203,
CREATE_TRIGGER_COMMAND_1 = 204,
TRIGGER_FUNCTION_CLASS_NOT_FOUND = 205,
NOT_USED_206 = 206,
NOT_USED_207 = 207,
INVALID_COLLATION_NAME_NO_SUBCLASS = 208,
DataFileCache_makeRow = 209,
DataFileCache_open = 210,
DataFileCache_close = 211,
Expression_resolveTypes1 = 212,
Expression_resolveTypes2 = 213,
Expression_resolveTypes3 = 214,
Expression_resolveTypes4 = 215,
UNRESOLVED_PARAMETER_TYPE = 216,
Expression_resolveTypes6 = 217,
Expression_resolveTypes7 = 218,
Expression_resolveTypeForLike = 219,
NOT_USED_220 = 220,
Expression_resolveTypeForIn2 = 221,
Session_execute = 222,
NOT_USED_223 = 223,
NOT_USED_224 = 224,
DATA_FILE_IS_FULL = 225,
THREE_PART_IDENTIFIER = 226,
INVALID_SCHEMA_NAME_NO_SUBCLASS = 227,
DEPENDENT_DATABASE_OBJECT_EXISTS = 228,
NO_SUCH_ROLE_GRANT = 229,
NO_SUCH_ROLE_REVOKE = 230,
NONMOD_ACCOUNT = 231,
NO_SUCH_GRANTEE = 232,
MISSING_SYSAUTH = 233,
MISSING_GRANTEE = 234,
CHANGE_GRANTEE = 235,
NULL_NAME = 236,
ILLEGAL_ROLE_NAME = 237,
ROLE_ALREADY_EXISTS = 238,
NO_SUCH_ROLE = 239,
MISSING_ROLEMANAGER = 240,
GRANTEE_ALREADY_EXISTS = 241,
MISSING_PUBLIC_GRANTEE = 242,
NONMOD_GRANTEE = 243,
CIRCULAR_GRANT = 244,
ALREADY_HAVE_ROLE = 245,
DONT_HAVE_ROLE = 246,
NOT_USED_247 = 247,
RETRIEVE_NEST_ROLE_FAIL = 248,
NO_SUCH_RIGHT = 249,
IN_SCHEMA_DEFINITION = 250,
PRIMARY_KEY_NOT_ALLOWED = 251,
COLUMN_IS_IN_CONSTRAINT = 252,
COLUMN_SIZE_REQUIRED = 253,
INVALID_SIZE_PRECISION = 254,
CANNOT_CONNECT_TABLE = 255,
INVALID_FILE_ACCESS_CLASS = 256,
INVALID_STORAGE_CLASS = 257,
LAST_ERROR_HANDLE = 258;
//
static String MESSAGE_TAG = "$$";
//
/** Used during tests. */
static {
try {
TRACE = TRACE || Boolean.getBoolean("hsqldb.trace");
TRACESYSTEMOUT = TRACESYSTEMOUT
|| Boolean.getBoolean("hsqldb.tracesystemout");
} catch (Exception e) {}
if (!"LAST".equals(BundleHandler.getString(bundleHandle,
String.valueOf(LAST_ERROR_HANDLE)))) {
throw new RuntimeException();
}
}
/**
* Compose error message by inserting the strings in the add parameters
* in placeholders within the error message. The message string contains
* $$ markers for each context variable. Context variables are supplied in
* the add parameters.
*
* @param code main error code
* @param subCode sub error code (if 0 => no subMessage!)
* @param add optional parameters
*
* @return an <code>HsqlException
*/
public static HsqlException error(int code, int subCode,
final Object[] add) {
// in case of negative code
code = Math.abs(code);
String mainErrorMessage = getMessage(code);
String state = "S1000";
if (mainErrorMessage.length() >= 5) {
state = mainErrorMessage.substring(0, 5);
mainErrorMessage = mainErrorMessage.substring(6);
}
if (subCode != 0) {
mainErrorMessage += getMessage(Math.abs(subCode));
}
StringBuffer sb = new StringBuffer(mainErrorMessage.length() + 32);
int lastIndex = 0;
int escIndex = mainErrorMessage.length();
if (add != null) {
// removed test: i < add.length
// because if mainErrorMessage is equal to "blabla $$"
// then the statement escIndex = mainErrorMessage.length();
// is never reached! ???
for (int i = 0; i < add.length; i++) {
escIndex = mainErrorMessage.indexOf(MESSAGE_TAG, lastIndex);
if (escIndex == -1) {
break;
}
sb.append(mainErrorMessage.substring(lastIndex, escIndex));
sb.append(add[i] == null ? "null exception message"
: add[i].toString());
lastIndex = escIndex + MESSAGE_TAG.length();
}
}
escIndex = mainErrorMessage.length();
sb.append(mainErrorMessage.substring(lastIndex, escIndex));
return new HsqlException(sb.toString(), state, -code);
}
/**
* Compose error message by inserting the strings in the add parameters
* in placeholders within the error message. The message string contains
* $$ markers for each context variable. Context variables are supplied in
* the add parameters.
*
* @param code main error code
* @param add optional parameters
*
* @return an <code>HsqlException
*/
public static HsqlException error(int code, final Object[] add) {
return error(code, 0, add);
}
public static HsqlException error(int code, int code2, String add) {
return error(code, getMessage(code2) + ' ' + add);
}
public static HsqlException error(int code, int code2) {
return error(code, getMessage(code2));
}
/**
* Method declaration
*
*
* @param code
* @param add
*
* @return
*/
public static HsqlException error(int code, Object add) {
// fredt@users 20020221 - patch 513005 by sqlbob@users (RMP)
code = Math.abs(code);
String s = getMessage(code);
if (add != null) {
s += ": " + add.toString();
}
// fredt@users 20020221 - patch 513005 by sqlbob@users (RMP)
return new HsqlException(s.substring(6), s.substring(0, 5), -code);
//return getError(s);
}
/**
* Return a new <code>HsqlException according to the result parameter.
*
* @param result the <code>Result associated with the exception
* @return a new <code>HsqlException according to the result parameter
*/
public static HsqlException error(final Result result) {
return new HsqlException(result);
}
/**
* Return a new <code>Result of type error.
*
* @param result the <code>Result associated with the exception
* @return a new <code>HsqlException according to the result parameter
*/
// fredt@users 20020221 - patch 513005 by sqlbob@users (RMP)
/**
* Constructor for errors
*
* @param e exception
*/
static Result toResult(HsqlException e) {
return new Result(e.getMessage(), e.getSQLState(), e.getErrorCode());
}
public static RuntimeException runtimeError(int code, Object add) {
HsqlException e = error(code, add);
return new RuntimeException(e.getMessage());
}
/**
* Returns the error message given the error code.<br/>
* Note: this method must be used when throwing exception other
* than <code>HsqlException.
*
* @param errorCode the error code associated to the error message
* @return the error message associated with the error code
* @see #sDescription
*/
public static String getMessage(final int errorCode) {
return getMessage(errorCode, false, null);
}
/**
* Returns the error message given the error code.<br/>
* Note: this method must be used when throwing exception other
* than <code>HsqlException.
*
* @param errorCode the error code associated to the error message
* @param substitute substitute the $$ tokens using data in the values
* @param values value(s) to use to replace the token(s)
* @return the error message associated with the error code
* @see #sDescription
*/
public static String getMessage(final int errorCode,
final boolean substitute,
final Object[] values) {
if (errorCode < 0) {
return "";
} else {
String key = String.valueOf(errorCode);
if (errorCode < 10) {
key = "00" + key;
} else if (errorCode < 100) {
key = "0" + key;
}
String mainErrorMessage = BundleHandler.getString(bundleHandle,
key);
if (!substitute) {
// return sDescription[errorCode];
return mainErrorMessage;
} else {
// final String mainErrorMessage = sDescription[errorCode];
final StringBuffer sb =
new StringBuffer(mainErrorMessage.length() + 32);
int lastIndex = 0;
int escIndex = mainErrorMessage.length();
if (values != null) {
// removed test: i < add.length
// because if mainErrorMessage is equal to "blabla $$"
// then the statement escIndex = mainErrorMessage.length();
// is never reached! ???
for (int i = 0; i < values.length; i++) {
escIndex = mainErrorMessage.indexOf(MESSAGE_TAG,
lastIndex);
if (escIndex == -1) {
break;
}
sb.append(mainErrorMessage.substring(lastIndex,
escIndex));
sb.append(values[i].toString());
lastIndex = escIndex + MESSAGE_TAG.length();
}
}
escIndex = mainErrorMessage.length();
sb.append(mainErrorMessage.substring(lastIndex, escIndex));
return sb.toString();
}
}
}
/**
* Method declaration
*
*
* @param code
*
* @return
*/
public static HsqlException error(int code) {
return error(code, null);
}
/**
* Throws exception if condition is false
*
* @param condition
* @param code
*
* @throws HsqlException
*/
public static void check(boolean condition,
int code) throws HsqlException {
check(condition, code, null, null, null, null);
}
/**
* Throws exception if condition is false
*
* @param condition
* @param code
* @param add
*
* @throws HsqlException
*/
public static void check(boolean condition, int code,
Object add) throws HsqlException {
if (!condition) {
throw error(code, add);
}
}
/**
* Method declaration
*
*
* @param code
* @param add
*
* @throws HsqlException
*/
static void throwerror(int code, Object add) throws HsqlException {
throw error(code, add);
}
/**
* Used to print messages to System.out
*
*
* @param message message to print
*/
public static void printSystemOut(String message) {
if (TRACESYSTEMOUT) {
System.out.println(message);
}
}
/**
* Used to print messages to System.out
*
*
* @param message1 message to print
* @param message2 message to print
*/
public static void printSystemOut(String message1, long message2) {
if (TRACESYSTEMOUT) {
System.out.print(message1);
System.out.println(message2);
}
}
/**
* Returns the stack trace for doAssert()
*/
private static String getStackTrace() {
try {
Exception e = new Exception();
throw e;
} catch (Exception e) {
HsqlByteArrayOutputStream os = new HsqlByteArrayOutputStream();
PrintWriter pw = new PrintWriter(os, true);
e.printStackTrace(pw);
return os.toString();
}
}
/**
* Throws exception if condition is false
*
* @param condition
* @param code
* @param add1
* @param add2
*
* @throws HsqlException
*/
static void check(boolean condition, int code, String add1,
String add2) throws HsqlException {
check(condition, code, add1, add2, null, null);
}
/**
* Throws exception if condition is false
*
* @param condition
* @param code
* @param add1
* @param add2
* @param add3
*
* @throws HsqlException
*/
static void check(boolean condition, int code, String add1, String add2,
String add3) throws HsqlException {
check(condition, code, add1, add2, add3, null);
}
/**
* Throws exception if condition is false
*
* @param condition
* @param code
* @param add1
* @param add2
* @param add3
* @param add4
*
* @throws HsqlException
*/
static void check(boolean condition, int code, String add1, String add2,
String add3, String add4) throws HsqlException {
if (!condition) {
String add = "";
if (add1 != null) {
add += add1;
}
if (add2 != null) {
add += add2;
}
if (add3 != null) {
add += add3;
}
if (add4 != null) {
add += add4;
}
throw error(code, add.length() > 0 ? add
: null);
}
}
/**
* Throws exception if assertion fails
*
* @param condition
* @throws HsqlException
*/
static void doAssert(boolean condition) throws HsqlException {
doAssert(condition, null);
}
/**
* Throws exception if assertion fails
*
* @param condition
* @param error
* @throws HsqlException
*/
static void doAssert(boolean condition,
String error) throws HsqlException {
if (!condition) {
if (error == null) {
error = "";
}
error += getStackTrace();
throw error(ASSERT_FAILED, error);
}
}
}
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