diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/tuplizer/CDOLobUserType.java')
-rw-r--r-- | plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/tuplizer/CDOLobUserType.java | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/tuplizer/CDOLobUserType.java b/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/tuplizer/CDOLobUserType.java deleted file mode 100644 index 461bba9169..0000000000 --- a/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/tuplizer/CDOLobUserType.java +++ /dev/null @@ -1,151 +0,0 @@ -/* - * Copyright (c) 2010-2012, 2016 Eike Stepper (Loehne, Germany) and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Martin Taal - initial api - * Eike Stepper - maintenance - */ -package org.eclipse.emf.cdo.server.internal.hibernate.tuplizer; - -import org.eclipse.emf.cdo.common.lob.CDOBlob; -import org.eclipse.emf.cdo.common.lob.CDOClob; -import org.eclipse.emf.cdo.common.lob.CDOLob; - -import org.eclipse.net4j.util.HexUtil; - -import org.hibernate.engine.spi.SessionImplementor; -import org.hibernate.type.StandardBasicTypes; -import org.hibernate.usertype.ParameterizedType; -import org.hibernate.usertype.UserType; - -import java.io.Serializable; -import java.sql.PreparedStatement; -import java.sql.ResultSet; -import java.sql.SQLException; -import java.sql.Types; -import java.util.Properties; - -/** - * Base class for persisting {@link CDOBlob} and {@link CDOClob}. - */ -public abstract class CDOLobUserType implements UserType, ParameterizedType -{ - private static final String SEPARATOR = " - "; - - private static final int[] SQL_TYPES = { Types.CLOB }; - - public CDOLobUserType() - { - } - - public void setParameterValues(Properties arg0) - { - } - - public int[] sqlTypes() - { - return SQL_TYPES; - } - - public boolean isMutable() - { - return false; - } - - public Object deepCopy(Object value) - { - return value; - } - - public boolean equals(Object x, Object y) - { - if (x == y) - { - return true; - } - - if (x == null || y == null) - { - return false; - } - - return x.equals(y); - } - - public Object nullSafeGet(ResultSet rs, String[] names, SessionImplementor sessionImplementor, Object owner) throws SQLException - { - try - { - final String value = StandardBasicTypes.STRING.nullSafeGet(rs, names[0], sessionImplementor); - if (rs.wasNull()) - { - return null; - } - - return convertStringToLob(value); - } - catch (Exception e) - { - throw new IllegalStateException(e); - } - } - - public void nullSafeSet(PreparedStatement statement, Object value, int index, SessionImplementor sessionImplementor) throws SQLException - { - try - { - final CDOLob<?> cdoLob = (CDOLob<?>)value; - - if (value == null || cdoLob.getSize() == 0) - { - statement.setNull(index, Types.VARCHAR); - return; - } - statement.setString(index, convertLobToString(cdoLob)); - } - catch (Exception e) - { - throw new IllegalStateException(e); - } - } - - public Serializable disassemble(Object value) - { - return (Serializable)value; - } - - public Object assemble(Serializable cachedValue, Object owner) - { - return cachedValue; - } - - private String convertLobToString(CDOLob<?> lob) - { - return HexUtil.bytesToHex(lob.getID()) + SEPARATOR + lob.getSize(); - } - - private Object convertStringToLob(String lobId) - { - int pos = lobId.indexOf(SEPARATOR); - - byte[] id = HexUtil.hexToBytes(lobId.substring(0, pos)); - long size = Long.parseLong(lobId.substring(pos + SEPARATOR.length())); - return createLob(id, size); - } - - protected abstract Object createLob(byte[] id, long size); - - public Object replace(Object original, Object target, Object owner) - { - return original; - } - - public int hashCode(Object x) - { - return x.hashCode(); - } -} |