com.chiralbehaviors.CoRE.RuleformIdGenerator.java Source code

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Here is the source code for com.chiralbehaviors.CoRE.RuleformIdGenerator.java

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/**
 * (C) Copyright 2012 Chiral Behaviors, LLC. All Rights Reserved
 *
 * 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 com.chiralbehaviors.CoRE;

import com.fasterxml.jackson.annotation.ObjectIdGenerator;

/**
 * @author hhildebrand
 *
 */
public class RuleformIdGenerator extends ObjectIdGenerator<String> {

    private static final long serialVersionUID = 1L;
    private final Class<? extends Ruleform> scope;

    public RuleformIdGenerator() {
        this(Ruleform.class);
    }

    /**
     * @param scope
     */
    public RuleformIdGenerator(Class<? extends Ruleform> scope) {
        super();
        this.scope = scope;
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * com.fasterxml.jackson.annotation.ObjectIdGenerator#canUseFor(com.fasterxml
     * .jackson.annotation.ObjectIdGenerator)
     */
    @Override
    public boolean canUseFor(ObjectIdGenerator<?> gen) {
        return gen.getClass() == getClass() && gen.getScope() == scope;
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * com.fasterxml.jackson.annotation.ObjectIdGenerator#forScope(java.lang
     * .Class)
     */
    @SuppressWarnings("unchecked")
    @Override
    public ObjectIdGenerator<String> forScope(Class<?> scope) {
        return this.scope == scope ? this : new RuleformIdGenerator((Class<? extends Ruleform>) scope);
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * com.fasterxml.jackson.annotation.ObjectIdGenerator#generateId(java.lang
     * .Object)
     */
    @Override
    public String generateId(Object forPojo) {
        return String.format("%s-%s", forPojo.getClass().getSimpleName(), ((Ruleform) forPojo).getId());
    }

    /*
     * (non-Javadoc)
     *
     * @see com.fasterxml.jackson.annotation.ObjectIdGenerator#getScope()
     */
    @Override
    public Class<?> getScope() {
        return scope;
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * com.fasterxml.jackson.annotation.ObjectIdGenerator#key(java.lang.Object)
     */
    @Override
    public IdKey key(Object key) {
        return new IdKey(getClass(), scope, key);
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * com.fasterxml.jackson.annotation.ObjectIdGenerator#newForSerialization
     * (java.lang.Object)
     */
    @Override
    public ObjectIdGenerator<String> newForSerialization(Object context) {
        return new RuleformIdGenerator(scope);
    }
}