/*
* Copyright 2001-2009 Terracotta, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.quartz.utils;
import java.io.Serializable;
/**
* <p>
* An implementation of <code>Map</code> that wraps another <code>Map</code>
* and flags itself 'dirty' when it is modified, enforces that all keys are
* Strings.
* </p>
*
* <p>
* All allowsTransientData flag related methods are deprecated as of version 1.6.
* </p>
*/
public class StringKeyDirtyFlagMap extends DirtyFlagMap<String, Object> {
static final long serialVersionUID = -9076749120524952280L;
/**
* @deprecated JDBCJobStores no longer prune out transient data. If you
* include non-Serializable values in the Map, you will now get an
* exception when attempting to store it in a database.
*/
private boolean allowsTransientData = false;
public StringKeyDirtyFlagMap() {
super();
}
public StringKeyDirtyFlagMap(int initialCapacity) {
super(initialCapacity);
}
public StringKeyDirtyFlagMap(int initialCapacity, float loadFactor) {
super(initialCapacity, loadFactor);
}
@Override
public boolean equals(Object obj) {
return super.equals(obj);
}
@Override
public int hashCode()
{
return getWrappedMap().hashCode();
}
/**
* Get a copy of the Map's String keys in an array of Strings.
*/
public String[] getKeys() {
return keySet().toArray(new String[size()]);
}
/**
* Tell the <code>StringKeyDirtyFlagMap</code> that it should
* allow non-<code>Serializable</code> values. Enforces that the Map
* doesn't already include transient data.
*
* @deprecated JDBCJobStores no longer prune out transient data. If you
* include non-Serializable values in the Map, you will now get an
* exception when attempting to store it in a database.
*/
public void setAllowsTransientData(boolean allowsTransientData) {
if (containsTransientData() && !allowsTransientData) {
throw new IllegalStateException(
"Cannot set property 'allowsTransientData' to 'false' "
+ "when data map contains non-serializable objects.");
}
this.allowsTransientData = allowsTransientData;
}
/**
* Whether the <code>StringKeyDirtyFlagMap</code> allows
* non-<code>Serializable</code> values.
*
* @deprecated JDBCJobStores no longer prune out transient data. If you
* include non-Serializable values in the Map, you will now get an
* exception when attempting to store it in a database.
*/
public boolean getAllowsTransientData() {
return allowsTransientData;
}
/**
* Determine whether any values in this Map do not implement
* <code>Serializable</code>. Always returns false if this Map
* is flagged to not allow transient data.
*
* @deprecated JDBCJobStores no longer prune out transient data. If you
* include non-Serializable values in the Map, you will now get an
* exception when attempting to store it in a database.
*/
public boolean containsTransientData() {
if (!getAllowsTransientData()) { // short circuit...
return false;
}
String[] keys = getKeys();
for (int i = 0; i < keys.length; i++) {
Object o = super.get(keys[i]);
if (!(o instanceof Serializable)) {
return true;
}
}
return false;
}
/**
* Removes any data values in the map that are non-Serializable. Does
* nothing if this Map does not allow transient data.
*
* @deprecated JDBCJobStores no longer prune out transient data. If you
* include non-Serializable values in the Map, you will now get an
* exception when attempting to store it in a database.
*/
public void removeTransientData() {
if (!getAllowsTransientData()) { // short circuit...
return;
}
String[] keys = getKeys();
for (int i = 0; i < keys.length; i++) {
Object o = super.get(keys[i]);
if (!(o instanceof Serializable)) {
remove(keys[i]);
}
}
}
// Due to Generic enforcement, this override method is no longer needed.
// /**
// * <p>
// * Adds the name-value pairs in the given <code>Map</code> to the
// * <code>StringKeyDirtyFlagMap</code>.
// * </p>
// *
// * <p>
// * All keys must be <code>String</code>s.
// * </p>
// */
// @Override
// public void putAll(Map<String, Object> map) {
// for (Iterator<?> entryIter = map.entrySet().iterator(); entryIter.hasNext();) {
// Map.Entry<?,?> entry = (Map.Entry<?,?>) entryIter.next();
//
// // will throw IllegalArgumentException if key is not a String
// put(entry.getKey(), entry.getValue());
// }
// }
/**
* <p>
* Adds the given <code>int</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, int value) {
super.put(key, Integer.valueOf(value));
}
/**
* <p>
* Adds the given <code>long</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, long value) {
super.put(key, Long.valueOf(value));
}
/**
* <p>
* Adds the given <code>float</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, float value) {
super.put(key, Float.valueOf(value));
}
/**
* <p>
* Adds the given <code>double</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, double value) {
super.put(key, Double.valueOf(value));
}
/**
* <p>
* Adds the given <code>boolean</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, boolean value) {
super.put(key, Boolean.valueOf(value));
}
/**
* <p>
* Adds the given <code>char</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, char value) {
super.put(key, Character.valueOf(value));
}
/**
* <p>
* Adds the given <code>String</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
public void put(String key, String value) {
super.put(key, value);
}
/**
* <p>
* Adds the given <code>Object</code> value to the <code>StringKeyDirtyFlagMap</code>.
* </p>
*/
@Override
public Object put(String key, Object value) {
return super.put((String)key, value);
}
/**
* <p>
* Retrieve the identified <code>int</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not an Integer.
*/
public int getInt(String key) {
Object obj = get(key);
try {
if(obj instanceof Integer)
return ((Integer) obj).intValue();
return Integer.parseInt((String)obj);
} catch (Exception e) {
throw new ClassCastException("Identified object is not an Integer.");
}
}
/**
* <p>
* Retrieve the identified <code>long</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a Long.
*/
public long getLong(String key) {
Object obj = get(key);
try {
if(obj instanceof Long)
return ((Long) obj).longValue();
return Long.parseLong((String)obj);
} catch (Exception e) {
throw new ClassCastException("Identified object is not a Long.");
}
}
/**
* <p>
* Retrieve the identified <code>float</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a Float.
*/
public float getFloat(String key) {
Object obj = get(key);
try {
if(obj instanceof Float)
return ((Float) obj).floatValue();
return Float.parseFloat((String)obj);
} catch (Exception e) {
throw new ClassCastException("Identified object is not a Float.");
}
}
/**
* <p>
* Retrieve the identified <code>double</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a Double.
*/
public double getDouble(String key) {
Object obj = get(key);
try {
if(obj instanceof Double)
return ((Double) obj).doubleValue();
return Double.parseDouble((String)obj);
} catch (Exception e) {
throw new ClassCastException("Identified object is not a Double.");
}
}
/**
* <p>
* Retrieve the identified <code>boolean</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a Boolean.
*/
public boolean getBoolean(String key) {
Object obj = get(key);
try {
if(obj instanceof Boolean)
return ((Boolean) obj).booleanValue();
return Boolean.parseBoolean((String)obj);
} catch (Exception e) {
throw new ClassCastException("Identified object is not a Boolean.");
}
}
/**
* <p>
* Retrieve the identified <code>char</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a Character.
*/
public char getChar(String key) {
Object obj = get(key);
try {
if(obj instanceof Character)
return ((Character) obj).charValue();
return ((String)obj).charAt(0);
} catch (Exception e) {
throw new ClassCastException("Identified object is not a Character.");
}
}
/**
* <p>
* Retrieve the identified <code>String</code> value from the <code>StringKeyDirtyFlagMap</code>.
* </p>
*
* @throws ClassCastException
* if the identified object is not a String.
*/
public String getString(String key) {
Object obj = get(key);
try {
return (String) obj;
} catch (Exception e) {
throw new ClassCastException("Identified object is not a String.");
}
}
}