org.jclouds.elb.domain.Policy.java Source code

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Here is the source code for org.jclouds.elb.domain.Policy.java

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/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds licenses this file
 * to you 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.jclouds.elb.domain;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.common.base.Objects;
import com.google.common.collect.ImmutableMultimap;
import com.google.common.collect.Multimap;

/**
 * 
 * @see <a
 *      href="http://docs.amazonwebservices.com/ElasticLoadBalancing/latest/APIReference/API_DescribeLoadBalancerPolicies.html"
 *      >doc</a>
 * 
 * @author Adrian Cole
 */
public class Policy {

    public static Builder builder() {
        return new Builder();
    }

    public Builder toBuilder() {
        return builder().fromPolicy(this);
    }

    public static class Builder {

        protected String name;
        protected String typeName;
        protected ImmutableMultimap.Builder<String, Object> attributes = ImmutableMultimap
                .<String, Object>builder();

        /**
         * @see Policy#getName()
         */
        public Builder name(String name) {
            this.name = name;
            return this;
        }

        /**
         * @see Policy#getTypeName()
         */
        public Builder typeName(String typeName) {
            this.typeName = typeName;
            return this;
        }

        /**
         * @see Policy#getAttributes()
         */
        public Builder attributes(Multimap<String, Object> attributes) {
            this.attributes.putAll(checkNotNull(attributes, "attributes"));
            return this;
        }

        /**
         * @see Policy#getAttributes()
         */
        public Builder attribute(String key, Object value) {
            this.attributes.put(checkNotNull(key, "key"), checkNotNull(value, "value"));
            return this;
        }

        public Policy build() {
            return new Policy(name, typeName, attributes.build());
        }

        public Builder fromPolicy(Policy in) {
            return this.name(in.getName()).typeName(in.getTypeName()).attributes(in.getAttributes());
        }
    }

    protected final String name;
    protected final String typeName;
    protected final Multimap<String, Object> attributes;

    protected Policy(String name, String typeName, Multimap<String, Object> attributes) {
        this.name = checkNotNull(name, "name");
        this.typeName = checkNotNull(typeName, "typeName");
        this.attributes = ImmutableMultimap.copyOf(checkNotNull(attributes, "attributes"));
    }

    /**
     * The name of the policy associated with the LoadBalancer
     */
    public String getName() {
        return name;
    }

    /**
     * The name of the policy type associated with the LoadBalancer.
     */
    public String getTypeName() {
        return typeName;
    }

    /**
     * A list of policy attribute description structures. Note that values are either Long, Boolean,
     * or String, depending on {@link AttributeMetadata#getType()}
     */
    public Multimap<String, Object> getAttributes() {
        return attributes;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public int hashCode() {
        return Objects.hashCode(name, typeName);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        Policy other = (Policy) obj;
        return Objects.equal(this.name, other.name) && Objects.equal(this.typeName, other.typeName);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String toString() {
        return Objects.toStringHelper(this).omitNullValues().add("name", name).add("typeName", typeName)
                .add("attributes", attributes).toString();
    }

}