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  /*
   * Copyright 2010-2015 Amazon.com, Inc. or its affiliates. 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.
   * A copy of the License is located at
   * 
   *  http://aws.amazon.com/apache2.0
   * 
  * or in the "license" file accompanying this file. This file 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.amazonaws.services.simpleworkflow.model;
 

Paginated representation of a workflow history for a workflow execution. This is the up to date, complete and authoritative record of the events related to all tasks and events in the life of the workflow execution.

 
 public class History implements SerializableCloneable {

    
The list of history events.
 
If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

Constraints:
Length: 0 - 2048

 
     private String nextPageToken;

    
The list of history events.

Returns:
The list of history events.
 
     public java.util.List<HistoryEventgetEvents() {
         return ;
     }
    
    
The list of history events.

Parameters:
events The list of history events.
 
     public void setEvents(java.util.Collection<HistoryEventevents) {
         if (events == null) {
             this. = null;
             return;
         }
         eventsCopy.addAll(events);
         this. = eventsCopy;
     }
    
    
The list of history events.

NOTE: This method appends the values to the existing list (if any). Use setEvents(java.util.Collection) or withEvents(java.util.Collection) if you want to override the existing values.

Returns a reference to this object so that method calls can be chained together.

Parameters:
events The list of history events.
Returns:
A reference to this updated object so that method calls can be chained together.
 
     public History withEvents(HistoryEvent... events) {
         if (getEvents() == nullsetEvents(new java.util.ArrayList<HistoryEvent>(events.length));
         for (HistoryEvent value : events) {
             getEvents().add(value);
         }
         return this;
     }
    
    
The list of history events.

Returns a reference to this object so that method calls can be chained together.

Parameters:
events The list of history events.
Returns:
A reference to this updated object so that method calls can be chained together.
    public History withEvents(java.util.Collection<HistoryEventevents) {
        if (events == null) {
            this. = null;
        } else {
            eventsCopy.addAll(events);
            this. = eventsCopy;
        }
        return this;
    }

    
If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

Constraints:
Length: 0 - 2048

Returns:
If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

    public String getNextPageToken() {
        return ;
    }
    
    
If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

Constraints:
Length: 0 - 2048

Parameters:
nextPageToken If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

    public void setNextPageToken(String nextPageToken) {
        this. = nextPageToken;
    }
    
    
If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

Returns a reference to this object so that method calls can be chained together.

Constraints:
Length: 0 - 2048

Parameters:
nextPageToken If a NextPageToken was returned by a previous call, there are more results available. To retrieve the next page of results, make the call again using the returned token in nextPageToken. Keep all other arguments unchanged.

The configured maximumPageSize determines how many results can be returned in a single call.

Returns:
A reference to this updated object so that method calls can be chained together.
    public History withNextPageToken(String nextPageToken) {
        this. = nextPageToken;
        return this;
    }

    
Returns a string representation of this object; useful for testing and debugging.

Returns:
A string representation of this object.
See also:
java.lang.Object.toString()
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getEvents() != nullsb.append("Events: " + getEvents() + ",");
        if (getNextPageToken() != nullsb.append("NextPageToken: " + getNextPageToken() );
        sb.append("}");
        return sb.toString();
    }
    
    @Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;
        
        hashCode = prime * hashCode + ((getEvents() == null) ? 0 : getEvents().hashCode()); 
        hashCode = prime * hashCode + ((getNextPageToken() == null) ? 0 : getNextPageToken().hashCode()); 
        return hashCode;
    }
    
    @Override
    public boolean equals(Object obj) {
        if (this == objreturn true;
        if (obj == nullreturn false;
        if (obj instanceof History == falsereturn false;
        History other = (History)obj;
        
        if (other.getEvents() == null ^ this.getEvents() == nullreturn false;
        if (other.getEvents() != null && other.getEvents().equals(this.getEvents()) == falsereturn false
        if (other.getNextPageToken() == null ^ this.getNextPageToken() == nullreturn false;
        if (other.getNextPageToken() != null && other.getNextPageToken().equals(this.getNextPageToken()) == falsereturn false
        return true;
    }
    
    @Override
    public History clone() {
        try {
            return (Historysuper.clone();
        
        } catch (CloneNotSupportedException e) {
            throw new IllegalStateException(
                    "Got a CloneNotSupportedException from Object.clone() "
                    + "even though we're Cloneable!",
                    e);
        }
        
    }
}
    
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