DefaultBlockingState.java

/*
 * Copyright 2010-2011 Ning, Inc.
 *
 * Ning 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 com.ning.billing.junction.api;

import java.util.UUID;

import org.joda.time.DateTime;


public class DefaultBlockingState implements BlockingState{

    private static BlockingState clearState= null;
    
    private final UUID blockingId;
    private final Blockable.Type type;
    private final String stateName;
    private final String service;
    private final boolean blockChange;
    private final boolean blockEntitlement;
    private final boolean blockBilling;
    private final DateTime timestamp;
    
    public static BlockingState getClearState() {
        if(clearState == null) {
            clearState = new DefaultBlockingState(null, BlockingApi.CLEAR_STATE_NAME, null, null, false, false, false);
        }
        return clearState;
    }    
    
    public DefaultBlockingState(UUID blockingId, 
            String stateName, 
            Blockable.Type type, 
            String service,
            boolean blockChange,
            boolean blockEntitlement,
            boolean blockBilling
            ) {
        this(   blockingId, 
                 stateName, 
                 type, 
                 service,
                 blockChange,
                 blockEntitlement,
                 blockBilling,
                 null);
    }    
    
    public DefaultBlockingState(UUID blockingId, 
            String stateName, 
            Blockable.Type type, 
            String service,
            boolean blockChange,
            boolean blockEntitlement,
            boolean blockBilling,
            DateTime timestamp
            ) {
        super();
        this.blockingId = blockingId;
        this.stateName = stateName;
        this.service = service;
        this.blockChange = blockChange;
        this.blockEntitlement = blockEntitlement;
        this.blockBilling = blockBilling;
        this.type = type;
        this.timestamp = timestamp;
    }
    
    public UUID getBlockedId() {
        return blockingId;
    }
    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#getStateName()
     */
    @Override
    public String getStateName() {
        return stateName;
    }

    @Override
    public Blockable.Type getType() {
        return type;
    }
    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#getTimestamp()
     */
    @Override
    public DateTime getTimestamp() {
        return timestamp;
    }

    public String getService() {
        return service;
    }

    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#isBlockChange()
     */
    @Override
    public boolean isBlockChange() {
        return blockChange;
    }

    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#isBlockEntitlement()
     */
    @Override
    public boolean isBlockEntitlement() {
        return blockEntitlement;
    }

    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#isBlockBilling()
     */
    @Override
    public boolean isBlockBilling() {
        return blockBilling;
    }

    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#compareTo(com.ning.billing.junction.api.blocking.DefaultBlockingState)
     */
    public int compareTo(BlockingState arg0) {
        if (timestamp.compareTo(arg0.getTimestamp()) != 0) {
            return timestamp.compareTo(arg0.getTimestamp());
        } else {
            return hashCode() - arg0.hashCode();
        }
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + (blockBilling ? 1231 : 1237);
        result = prime * result + (blockChange ? 1231 : 1237);
        result = prime * result + (blockEntitlement ? 1231 : 1237);
        result = prime * result + ((blockingId == null) ? 0 : blockingId.hashCode());
        result = prime * result + ((service == null) ? 0 : service.hashCode());
        result = prime * result + ((stateName == null) ? 0 : stateName.hashCode());
        result = prime * result + ((timestamp == null) ? 0 : timestamp.hashCode());
        result = prime * result + ((type == null) ? 0 : type.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        DefaultBlockingState other = (DefaultBlockingState) obj;
        if (blockBilling != other.blockBilling)
            return false;
        if (blockChange != other.blockChange)
            return false;
        if (blockEntitlement != other.blockEntitlement)
            return false;
        if (blockingId == null) {
            if (other.blockingId != null)
                return false;
        } else if (!blockingId.equals(other.blockingId))
            return false;
        if (service == null) {
            if (other.service != null)
                return false;
        } else if (!service.equals(other.service))
            return false;
        if (stateName == null) {
            if (other.stateName != null)
                return false;
        } else if (!stateName.equals(other.stateName))
            return false;
        if (timestamp == null) {
            if (other.timestamp != null)
                return false;
        } else if (!timestamp.equals(other.timestamp))
            return false;
        if (type != other.type)
            return false;
        return true;
    }
    
    /* (non-Javadoc)
     * @see com.ning.billing.junction.api.blocking.BlockingState#getDescription()
     */
    @Override
    public String getDescription() {
        String entitlement = onOff(isBlockEntitlement());
        String billing = onOff(isBlockBilling());
        String change = onOff(isBlockChange());
               
        return String.format("(Change: %s, Entitlement: %s, Billing: %s)", change, entitlement, billing);
    }
    
    private String onOff(boolean val) {
        if(val) {
            return "Off";
        } else {
            return "On";
        }
    }

    @Override
    public String toString() {
        return "BlockingState [blockingId=" + blockingId + ", type=" + type + ", stateName=" + stateName + ", service="
                + service + ", blockChange=" + blockChange + ", blockEntitlement=" + blockEntitlement
                + ", blockBilling=" + blockBilling + ", timestamp=" + timestamp + "]";
    }


    
}