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/*
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.impl;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;
import com.healthmarketscience.jackcess.DataType;
import com.healthmarketscience.jackcess.PropertyMap;
/**
* Map of properties for a database object.
*
* @author James Ahlborn
*/
public class PropertyMapImpl implements PropertyMap
{
private final String _mapName;
private final short _mapType;
private final Map<String,Property> _props =
new LinkedHashMap<String,Property>();
public PropertyMapImpl(String name, short type) {
_mapName = name;
_mapType = type;
}
public String getName() {
return _mapName;
}
public short getType() {
return _mapType;
}
public int getSize() {
return _props.size();
}
public boolean isEmpty() {
return _props.isEmpty();
}
public Property get(String name) {
return _props.get(DatabaseImpl.toLookupName(name));
}
public Object getValue(String name) {
return getValue(name, null);
}
public Object getValue(String name, Object defaultValue) {
Property prop = get(name);
Object value = defaultValue;
if((prop != null) && (prop.getValue() != null)) {
value = prop.getValue();
}
return value;
}
/**
* Puts a property into this map with the given information.
*/
public void put(String name, DataType type, byte flag, Object value) {
_props.put(DatabaseImpl.toLookupName(name),
new PropertyImpl(name, type, flag, value));
}
public Iterator<Property> iterator() {
return _props.values().iterator();
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(PropertyMaps.DEFAULT_NAME.equals(getName()) ?
"<DEFAULT>" : getName())
.append(" {");
for(Iterator<Property> iter = iterator(); iter.hasNext(); ) {
sb.append(iter.next());
if(iter.hasNext()) {
sb.append(",");
}
}
sb.append("}");
return sb.toString();
}
/**
* Info about a property defined in a PropertyMap.
*/
private static final class PropertyImpl implements PropertyMap.Property
{
private final String _name;
private final DataType _type;
private final byte _flag;
private final Object _value;
private PropertyImpl(String name, DataType type, byte flag, Object value) {
_name = name;
_type = type;
_flag = flag;
_value = value;
}
public String getName() {
return _name;
}
public DataType getType() {
return _type;
}
public Object getValue() {
return _value;
}
@Override
public String toString() {
Object val = getValue();
if(val instanceof byte[]) {
val = ByteUtil.toHexString((byte[])val);
}
return getName() + "[" + getType() + ":" + _flag + "]=" + val;
}
}
}
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