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HSQLDB example source code file (ScriptReaderBase.java)
The HSQLDB ScriptReaderBase.java source code/* Copyright (c) 2001-2008, 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. */ package org.hsqldb.scriptio; import java.io.IOException; import org.hsqldb.Database; import org.hsqldb.HsqlException; import org.hsqldb.NumberSequence; import org.hsqldb.Session; import org.hsqldb.Table; /** * Base class for all script readers. * * @author fredt@users * @version 1.7.2 * @since 1.7.2 */ public abstract class ScriptReaderBase { public static ScriptReaderBase newScriptReader(Database db, String file, int scriptType) throws HsqlException, IOException { if (scriptType == ScriptWriterBase.SCRIPT_TEXT_170) { return new ScriptReaderText(db, file); } else if (scriptType == ScriptWriterBase.SCRIPT_BINARY_172) { return new ScriptReaderBinary(db, file); } else { return new ScriptReaderZipped(db, file); } } public static final int ANY_STATEMENT = 1; public static final int DELETE_STATEMENT = 2; public static final int INSERT_STATEMENT = 3; public static final int SEQUENCE_STATEMENT = 4; public static final int COMMIT_STATEMENT = 5; public static final int SESSION_ID = 6; public static final int SCHEMA_STATEMENT = 7; Database db; int lineCount; // int byteCount; String fileName; ScriptReaderBase(Database db, String file) throws HsqlException, IOException { this.db = db; fileName = file; openFile(); } protected abstract void openFile() throws IOException; public void readAll(Session session) throws IOException, HsqlException { readDDL(session); readExistingData(session); } protected abstract void readDDL(Session session) throws IOException, HsqlException; protected abstract void readExistingData(Session session) throws IOException, HsqlException; public abstract boolean readLoggedStatement(Session session) throws IOException; int statementType; int sessionNumber; Object[] rowData; long sequenceValue; String statement; Table currentTable; NumberSequence currentSequence; String currentSchema; public int getStatementType() { return statementType; } public int getSessionNumber() { return sessionNumber; } public Object[] getData() { return rowData; } public String getLoggedStatement() { return statement; } public NumberSequence getCurrentSequence() { return currentSequence; } public long getSequenceValue() { return sequenceValue; } public Table getCurrentTable() { return currentTable; } public String getCurrentSchema() { return currentSchema; } public int getLineNumber() { return lineCount; } public abstract void close(); } Other HSQLDB examples (source code examples)Here is a short list of links related to this HSQLDB ScriptReaderBase.java source code file: |
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