move files into standard maven dir structure

git-svn-id: https://svn.code.sf.net/p/jackcess/code/jackcess/trunk@781 f203690c-595d-4dc9-a70b-905162fa7fd2

12 files changed, 718 insertions, 0 deletions

diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/Attachment.java b/src/main/java/com/healthmarketscience/jackcess/complex/Attachment.java
new file mode 100644
index 0000000..c569315
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/Attachment.java
@@ -0,0 +1,59 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.io.IOException;
+import java.util.Date;
+
+/**
+ * Complex value corresponding to an attachment.
+ *
+ * @author James Ahlborn
+ */
+public interface Attachment extends ComplexValue 
+{
+  public byte[] getFileData() throws IOException;
+
+  public void setFileData(byte[] data);
+
+  public byte[] getEncodedFileData() throws IOException;
+
+  public void setEncodedFileData(byte[] data);
+
+  public String getFileName();
+
+  public void setFileName(String fileName);
+  
+  public String getFileUrl();
+
+  public void setFileUrl(String fileUrl);
+  
+  public String getFileType();
+
+  public void setFileType(String fileType);
+  
+  public Date getFileTimeStamp();
+
+  public void setFileTimeStamp(Date fileTimeStamp);
+  
+  public Integer getFileFlags();
+
+  public void setFileFlags(Integer fileFlags);  
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/AttachmentColumnInfo.java b/src/main/java/com/healthmarketscience/jackcess/complex/AttachmentColumnInfo.java
new file mode 100644
index 0000000..f2f605a
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/AttachmentColumnInfo.java
@@ -0,0 +1,30 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Complex column info for a column holding 0 or more attachments per row.
+ *
+ * @author James Ahlborn
+ */
+public interface AttachmentColumnInfo extends ComplexColumnInfo<Attachment>
+{
+
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/ComplexColumnInfo.java b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexColumnInfo.java
new file mode 100644
index 0000000..14851f6
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexColumnInfo.java
@@ -0,0 +1,74 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+
+import com.healthmarketscience.jackcess.Row;
+
+/**
+ * Base class for the additional information tracked for complex columns.
+ *
+ * @author James Ahlborn
+ */
+public interface ComplexColumnInfo<V extends ComplexValue>
+{
+  public ComplexDataType getType();
+
+  public int countValues(int complexValueFk) throws IOException;
+
+  public List<Row> getRawValues(int complexValueFk)
+    throws IOException;
+
+  public List<Row> getRawValues(int complexValueFk,
+                                Collection<String> columnNames)
+    throws IOException;
+
+  public List<V> getValues(ComplexValueForeignKey complexValueFk)
+    throws IOException;
+
+  public ComplexValue.Id addRawValue(Map<String,?> rawValue)
+    throws IOException;
+
+  public ComplexValue.Id addValue(V value) throws IOException;
+
+  public void addValues(Collection<? extends V> values) throws IOException;
+
+  public ComplexValue.Id updateRawValue(Row rawValue) throws IOException;
+
+  public ComplexValue.Id updateValue(V value) throws IOException;
+
+  public void updateValues(Collection<? extends V> values) throws IOException;
+
+  public void deleteRawValue(Row rawValue) throws IOException;
+
+  public void deleteValue(V value) throws IOException;
+
+  public void deleteValues(Collection<? extends V> values) throws IOException;
+
+  public void deleteAllValues(int complexValueFk) throws IOException;
+
+  public void deleteAllValues(ComplexValueForeignKey complexValueFk)
+    throws IOException;
+
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/ComplexDataType.java b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexDataType.java
new file mode 100644
index 0000000..c0ae495
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexDataType.java
@@ -0,0 +1,30 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Secondary type classification for the data in a complex column.
+ *
+ * @author James Ahlborn
+ */
+public enum ComplexDataType 
+{
+  ATTACHMENT, MULTI_VALUE, VERSION_HISTORY, UNSUPPORTED;
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValue.java b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValue.java
new file mode 100644
index 0000000..29b62d3
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValue.java
@@ -0,0 +1,153 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.io.IOException;
+import java.io.ObjectStreamException;
+
+import com.healthmarketscience.jackcess.Column;
+import com.healthmarketscience.jackcess.RowId;
+import com.healthmarketscience.jackcess.impl.complex.ComplexColumnInfoImpl;
+
+/**
+ * Base interface for a value in a complex column (where there may be multiple
+ * values for a single row in the main table).
+ *
+ * @author James Ahlborn
+ */
+public interface ComplexValue 
+{
+  /**
+   * Returns the unique identifier of this complex value (this value is unique
+   * among all values in all rows of the main table).
+   * 
+   * @return the current id or {@link ComplexColumnInfoImpl#INVALID_ID} for a new,
+   *         unsaved value.
+   */
+  public Id getId();
+
+  /**
+   * Called once when a new ComplexValue is saved to set the new unique
+   * identifier.
+   */
+  public void setId(Id newId);
+  
+  /**
+   * Returns the foreign key identifier for this complex value (this value is
+   * the same for all values in the same row of the main table).
+   * 
+   * @return the current id or {@link ComplexColumnInfoImpl#INVALID_FK}
+   *         for a new, unsaved value.
+   */
+  public ComplexValueForeignKey getComplexValueForeignKey();
+
+  public void setComplexValueForeignKey(ComplexValueForeignKey complexValueFk);
+
+  /**
+   * @return the column in the main table with which this complex value is
+   *         associated
+   */
+  public Column getColumn();
+
+  /**
+   * Writes any updated data for this complex value to the database.
+   */
+  public void update() throws IOException;
+
+  /**
+   * Deletes the data for this complex value from the database.
+   */
+  public void delete() throws IOException;
+
+
+  /**
+   * Identifier for a ComplexValue.  Only valid for comparing complex values
+   * for the same column.
+   */
+  public abstract class Id extends Number 
+  {
+    private static final long serialVersionUID = 20130318L;    
+
+    @Override
+    public byte byteValue() {
+      return (byte)get();
+    }
+  
+    @Override
+    public short shortValue() {
+      return (short)get();
+    }
+  
+    @Override
+    public int intValue() {
+      return get();
+    }
+  
+    @Override
+    public long longValue() {
+      return get();
+    }
+  
+    @Override
+    public float floatValue() {
+      return get();
+    }
+  
+    @Override
+    public double doubleValue() {
+      return get();
+    }
+    
+    @Override
+    public int hashCode() {
+      return get();
+    }
+  
+    @Override
+    public boolean equals(Object o) {
+      return ((this == o) ||
+              ((o != null) && (getClass() == o.getClass()) &&
+               (get() == ((Id)o).get())));
+    }
+
+    @Override
+    public String toString() {
+      return String.valueOf(get());
+    }  
+
+    protected final Object writeReplace() throws ObjectStreamException {
+      // if we are going to serialize this ComplexValue.Id, convert it back to
+      // a normal Integer (in case it is restored outside of the context of
+      // jackcess)
+      return Integer.valueOf(get());
+    }
+
+    /**
+     * Returns the unique identifier of this complex value (this value is unique
+     * among all values in all rows of the main table for the complex column).
+     */
+    public abstract int get();
+    
+    /**
+     * Returns the rowId of this ComplexValue within the secondary table.
+     */
+    public abstract RowId getRowId();
+  }
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValueForeignKey.java b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValueForeignKey.java
new file mode 100644
index 0000000..aeff8c9
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/ComplexValueForeignKey.java
@@ -0,0 +1,174 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.io.IOException;
+import java.io.ObjectStreamException;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+import com.healthmarketscience.jackcess.Column;
+
+
+/**
+ * Value which is returned for a complex column.  This value corresponds to a
+ * foreign key in a secondary table which contains the actual complex data for
+ * this row (which could be 0 or more complex values for a given row).  This
+ * class contains various convenience methods for interacting with the actual
+ * complex values.
+ * <p>
+ * This class will cache the associated complex values returned from one of
+ * the lookup methods.  The various modification methods will clear this cache
+ * automatically.  The {@link #reset} method may be called manually to clear
+ * this internal cache.
+ *
+ * @author James Ahlborn
+ */
+public abstract class ComplexValueForeignKey extends Number
+{
+  private static final long serialVersionUID = 20130319L;  
+
+  @Override
+  public byte byteValue() {
+    return (byte)get();
+  }
+  
+  @Override
+  public short shortValue() {
+    return (short)get();
+  }
+  
+  @Override
+  public int intValue() {
+    return get();
+  }
+  
+  @Override
+  public long longValue() {
+    return get();
+  }
+  
+  @Override
+  public float floatValue() {
+    return get();
+  }
+  
+  @Override
+  public double doubleValue() {
+    return get();
+  }
+
+  protected final Object writeReplace() throws ObjectStreamException {
+    // if we are going to serialize this ComplexValueForeignKey, convert it
+    // back to a normal Integer (in case it is restored outside of the context
+    // of jackcess)
+    return Integer.valueOf(get());
+  }
+  
+  @Override
+  public int hashCode() {
+    return get();
+  }
+  
+  @Override
+  public boolean equals(Object o) {
+    return ((this == o) ||
+            ((o != null) && (getClass() == o.getClass()) &&
+             (get() == ((ComplexValueForeignKey)o).get())));
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(get());
+  }  
+
+  public abstract int get();
+
+  public abstract Column getColumn();
+
+  public abstract ComplexDataType getComplexType();
+
+  public abstract int countValues() throws IOException;
+
+  public abstract List<? extends ComplexValue> getValues() throws IOException;
+
+  public abstract List<Version> getVersions() throws IOException;
+
+  public abstract List<Attachment> getAttachments()
+    throws IOException;
+
+  public abstract List<SingleValue> getMultiValues()
+    throws IOException;
+
+  public abstract List<UnsupportedValue> getUnsupportedValues()
+    throws IOException;
+
+  public abstract void reset();
+
+  public abstract Version addVersion(String value)
+    throws IOException;
+
+  public abstract Version addVersion(String value, Date modifiedDate)
+    throws IOException;
+
+  public abstract Attachment addAttachment(byte[] data)
+    throws IOException;
+
+  public abstract Attachment addAttachment(
+      String url, String name, String type, byte[] data,
+      Date timeStamp, Integer flags)
+    throws IOException;
+
+  public abstract Attachment addEncodedAttachment(byte[] encodedData)
+    throws IOException;
+
+  public abstract Attachment addEncodedAttachment(
+      String url, String name, String type, byte[] encodedData,
+      Date timeStamp, Integer flags)
+    throws IOException;
+
+  public abstract Attachment updateAttachment(Attachment attachment)
+    throws IOException;
+
+  public abstract Attachment deleteAttachment(Attachment attachment)
+    throws IOException;
+
+  public abstract SingleValue addMultiValue(Object value)
+    throws IOException;
+
+  public abstract SingleValue updateMultiValue(SingleValue value)
+    throws IOException;
+
+  public abstract SingleValue deleteMultiValue(SingleValue value)
+    throws IOException;
+
+  public abstract UnsupportedValue addUnsupportedValue(Map<String,?> values)
+    throws IOException;
+
+  public abstract UnsupportedValue updateUnsupportedValue(UnsupportedValue value)
+    throws IOException;
+
+  public abstract UnsupportedValue deleteUnsupportedValue(UnsupportedValue value)
+    throws IOException;
+
+  public abstract void deleteAllValues()
+    throws IOException;
+
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/MultiValueColumnInfo.java b/src/main/java/com/healthmarketscience/jackcess/complex/MultiValueColumnInfo.java
new file mode 100644
index 0000000..406908e
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/MultiValueColumnInfo.java
@@ -0,0 +1,30 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Complex column info for a column holding multiple simple values per row.
+ *
+ * @author James Ahlborn
+ */
+public interface MultiValueColumnInfo extends ComplexColumnInfo<SingleValue>
+{
+
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/SingleValue.java b/src/main/java/com/healthmarketscience/jackcess/complex/SingleValue.java
new file mode 100644
index 0000000..2e4c509
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/SingleValue.java
@@ -0,0 +1,32 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Complex value corresponding to an single value in a multi-value column.
+ *
+ * @author James Ahlborn
+ */
+public interface SingleValue extends ComplexValue 
+{
+  public Object get();
+
+  public void set(Object value);
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedColumnInfo.java b/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedColumnInfo.java
new file mode 100644
index 0000000..646ecfc
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedColumnInfo.java
@@ -0,0 +1,30 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Complex column info for an unsupported complex type.
+ *
+ * @author James Ahlborn
+ */
+public interface UnsupportedColumnInfo extends ComplexColumnInfo<UnsupportedValue>
+{
+
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedValue.java b/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedValue.java
new file mode 100644
index 0000000..11a8907
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/UnsupportedValue.java
@@ -0,0 +1,36 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.util.Map;
+
+/**
+ * Complex value corresponding to an unsupported complex column type.
+ *
+ * @author James Ahlborn
+ */
+public interface UnsupportedValue extends ComplexValue 
+{
+  public Map<String,Object> getValues();
+
+  public Object get(String columnName);
+
+  public void set(String columnName, Object value);
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/Version.java b/src/main/java/com/healthmarketscience/jackcess/complex/Version.java
new file mode 100644
index 0000000..376eb32
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/Version.java
@@ -0,0 +1,34 @@
+/*
+Copyright (c) 2011 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+import java.util.Date;
+
+/**
+ * Complex value corresponding to a version of a memo column.
+ *
+ * @author James Ahlborn
+ */
+public interface Version extends ComplexValue, Comparable<Version>
+{
+  public String getValue();
+
+  public Date getModifiedDate();
+}
diff --git a/src/main/java/com/healthmarketscience/jackcess/complex/VersionHistoryColumnInfo.java b/src/main/java/com/healthmarketscience/jackcess/complex/VersionHistoryColumnInfo.java
new file mode 100644
index 0000000..db1f1cf
--- /dev/null
+++ b/src/main/java/com/healthmarketscience/jackcess/complex/VersionHistoryColumnInfo.java
@@ -0,0 +1,36 @@
+/*
+Copyright (c) 2013 James Ahlborn
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+USA
+*/
+
+package com.healthmarketscience.jackcess.complex;
+
+/**
+ * Complex column info for a column which tracking the version history of an
+ * "append only" memo column.
+ * <p>
+ * Note, the strongly typed update/delete methods are <i>not</i> supported for
+ * version history columns (the data is supposed to be immutable).  That said,
+ * the "raw" update/delete methods are supported for those that <i>really</i>
+ * want to muck with the version history data.
+ *
+ * @author James Ahlborn
+ */
+public interface VersionHistoryColumnInfo extends ComplexColumnInfo<Version>
+{
+
+}