/* * Copyright (c) 2013, grossmann * 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 jo-widgets.org 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 jo-widgets.org 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.jowidgets.util; import java.io.Serializable; import java.util.Collection; import java.util.LinkedHashMap; import java.util.Map; public final class TypedProperties { private TypedProperties() {} public static ITypedPropertiesBuilder builder() { return new TypedPropertiesBuilderImpl(); } private static final class TypedPropertiesBuilderImpl implements ITypedPropertiesBuilder { private final Map<ITypedKey<?>, Object> properties; private TypedPropertiesBuilderImpl() { this.properties = new LinkedHashMap<ITypedKey<?>, Object>(); } @Override public <PROPERTY_TYPE> ITypedPropertiesBuilder putProperty(final ITypedKey<PROPERTY_TYPE> key, final PROPERTY_TYPE value) { Assert.paramNotNull(key, "key"); properties.put(key, value); return this; } @Override public ITypedProperties build() { return new TypedPropertiesImpl(properties); } } private static final class TypedPropertiesImpl implements ITypedProperties, Serializable { private static final long serialVersionUID = -9075567930291454175L; private final Map<ITypedKey<?>, Object> properties; private TypedPropertiesImpl(final Map<ITypedKey<?>, Object> properties) { this.properties = new LinkedHashMap<ITypedKey<?>, Object>(); this.properties.putAll(properties); } @SuppressWarnings("unchecked") @Override public <PROPERTY_TYPE> PROPERTY_TYPE getProperty(final ITypedKey<PROPERTY_TYPE> key) { Assert.paramNotNull(properties, "properties"); return (PROPERTY_TYPE) properties.get(key); } @Override public Collection<ITypedKey<?>> getKeys() { return properties.keySet(); } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((properties == null) ? 0 : properties.hashCode()); return result; } @Override public boolean equals(final Object obj) { if (this == obj) { return true; } if (obj == null) { return false; } if (!(obj instanceof ITypedProperties)) { return false; } else { final ITypedProperties other = (ITypedProperties) obj; final Collection<ITypedKey<?>> keys = getKeys(); if (keys.size() != other.getKeys().size()) { return false; } else { for (final ITypedKey<?> key : keys) { if (!NullCompatibleComparison.equals(getProperty(key), other.getProperty(key))) { return false; } } return true; } } } @Override public String toString() { return "TypedPropertiesImpl [properties=" + properties + "]"; } } }