/*
* Copyright 2012-2017 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.elasticmapreduce.model;
import java.io.Serializable;
import javax.annotation.Generated;
import com.amazonaws.protocol.StructuredPojo;
import com.amazonaws.protocol.ProtocolMarshaller;
/**
* <p>
* An automatic scaling configuration, which describes how the policy adds or removes instances, the cooldown period,
* and the number of EC2 instances that will be added each time the CloudWatch metric alarm condition is satisfied.
* </p>
*
* @see <a href="http://docs.aws.amazon.com/goto/WebAPI/elasticmapreduce-2009-03-31/SimpleScalingPolicyConfiguration"
* target="_top">AWS API Documentation</a>
*/
@Generated("com.amazonaws:aws-java-sdk-code-generator")
public class SimpleScalingPolicyConfiguration implements Serializable, Cloneable, StructuredPojo {
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*/
private String adjustmentType;
/**
* <p>
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A positive
* value adds to the instance group's EC2 instance count while a negative number removes instances. If
* <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive integer.
* If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value should express the
* percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of cluster capacity.
* </p>
*/
private Integer scalingAdjustment;
/**
* <p>
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related scaling
* activities can start. The default value is 0.
* </p>
*/
private Integer coolDown;
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*
* @param adjustmentType
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or
* terminated (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is
* triggered. <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that
* the EC2 instance count increments or decrements by <code>ScalingAdjustment</code>, which should be
* expressed as an integer. <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments
* or decrements by the percentage specified by <code>ScalingAdjustment</code>, which should be expressed as
* a decimal. For example, 0.20 indicates an increase in 20% increments of cluster capacity.
* <code>EXACT_CAPACITY</code> indicates the scaling activity results in an instance group with the number of
* EC2 instances specified by <code>ScalingAdjustment</code>, which should be expressed as a positive
* integer.
* @see AdjustmentType
*/
public void setAdjustmentType(String adjustmentType) {
this.adjustmentType = adjustmentType;
}
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*
* @return The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or
* terminated (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is
* triggered. <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that
* the EC2 instance count increments or decrements by <code>ScalingAdjustment</code>, which should be
* expressed as an integer. <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments
* or decrements by the percentage specified by <code>ScalingAdjustment</code>, which should be expressed as
* a decimal. For example, 0.20 indicates an increase in 20% increments of cluster capacity.
* <code>EXACT_CAPACITY</code> indicates the scaling activity results in an instance group with the number
* of EC2 instances specified by <code>ScalingAdjustment</code>, which should be expressed as a positive
* integer.
* @see AdjustmentType
*/
public String getAdjustmentType() {
return this.adjustmentType;
}
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*
* @param adjustmentType
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or
* terminated (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is
* triggered. <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that
* the EC2 instance count increments or decrements by <code>ScalingAdjustment</code>, which should be
* expressed as an integer. <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments
* or decrements by the percentage specified by <code>ScalingAdjustment</code>, which should be expressed as
* a decimal. For example, 0.20 indicates an increase in 20% increments of cluster capacity.
* <code>EXACT_CAPACITY</code> indicates the scaling activity results in an instance group with the number of
* EC2 instances specified by <code>ScalingAdjustment</code>, which should be expressed as a positive
* integer.
* @return Returns a reference to this object so that method calls can be chained together.
* @see AdjustmentType
*/
public SimpleScalingPolicyConfiguration withAdjustmentType(String adjustmentType) {
setAdjustmentType(adjustmentType);
return this;
}
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*
* @param adjustmentType
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or
* terminated (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is
* triggered. <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that
* the EC2 instance count increments or decrements by <code>ScalingAdjustment</code>, which should be
* expressed as an integer. <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments
* or decrements by the percentage specified by <code>ScalingAdjustment</code>, which should be expressed as
* a decimal. For example, 0.20 indicates an increase in 20% increments of cluster capacity.
* <code>EXACT_CAPACITY</code> indicates the scaling activity results in an instance group with the number of
* EC2 instances specified by <code>ScalingAdjustment</code>, which should be expressed as a positive
* integer.
* @see AdjustmentType
*/
public void setAdjustmentType(AdjustmentType adjustmentType) {
this.adjustmentType = adjustmentType.toString();
}
/**
* <p>
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or terminated
* (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is triggered.
* <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that the EC2 instance
* count increments or decrements by <code>ScalingAdjustment</code>, which should be expressed as an integer.
* <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments or decrements by the percentage
* specified by <code>ScalingAdjustment</code>, which should be expressed as a decimal. For example, 0.20 indicates
* an increase in 20% increments of cluster capacity. <code>EXACT_CAPACITY</code> indicates the scaling activity
* results in an instance group with the number of EC2 instances specified by <code>ScalingAdjustment</code>, which
* should be expressed as a positive integer.
* </p>
*
* @param adjustmentType
* The way in which EC2 instances are added (if <code>ScalingAdjustment</code> is a positive number) or
* terminated (if <code>ScalingAdjustment</code> is a negative number) each time the scaling activity is
* triggered. <code>CHANGE_IN_CAPACITY</code> is the default. <code>CHANGE_IN_CAPACITY</code> indicates that
* the EC2 instance count increments or decrements by <code>ScalingAdjustment</code>, which should be
* expressed as an integer. <code>PERCENT_CHANGE_IN_CAPACITY</code> indicates the instance count increments
* or decrements by the percentage specified by <code>ScalingAdjustment</code>, which should be expressed as
* a decimal. For example, 0.20 indicates an increase in 20% increments of cluster capacity.
* <code>EXACT_CAPACITY</code> indicates the scaling activity results in an instance group with the number of
* EC2 instances specified by <code>ScalingAdjustment</code>, which should be expressed as a positive
* integer.
* @return Returns a reference to this object so that method calls can be chained together.
* @see AdjustmentType
*/
public SimpleScalingPolicyConfiguration withAdjustmentType(AdjustmentType adjustmentType) {
setAdjustmentType(adjustmentType);
return this;
}
/**
* <p>
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A positive
* value adds to the instance group's EC2 instance count while a negative number removes instances. If
* <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive integer.
* If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value should express the
* percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of cluster capacity.
* </p>
*
* @param scalingAdjustment
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A
* positive value adds to the instance group's EC2 instance count while a negative number removes instances.
* If <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive
* integer. If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value
* should express the percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of
* cluster capacity.
*/
public void setScalingAdjustment(Integer scalingAdjustment) {
this.scalingAdjustment = scalingAdjustment;
}
/**
* <p>
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A positive
* value adds to the instance group's EC2 instance count while a negative number removes instances. If
* <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive integer.
* If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value should express the
* percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of cluster capacity.
* </p>
*
* @return The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A
* positive value adds to the instance group's EC2 instance count while a negative number removes instances.
* If <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a
* positive integer. If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the
* value should express the percentage as a decimal. For example, -0.20 indicates a decrease in 20%
* increments of cluster capacity.
*/
public Integer getScalingAdjustment() {
return this.scalingAdjustment;
}
/**
* <p>
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A positive
* value adds to the instance group's EC2 instance count while a negative number removes instances. If
* <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive integer.
* If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value should express the
* percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of cluster capacity.
* </p>
*
* @param scalingAdjustment
* The amount by which to scale in or scale out, based on the specified <code>AdjustmentType</code>. A
* positive value adds to the instance group's EC2 instance count while a negative number removes instances.
* If <code>AdjustmentType</code> is set to <code>EXACT_CAPACITY</code>, the number should only be a positive
* integer. If <code>AdjustmentType</code> is set to <code>PERCENT_CHANGE_IN_CAPACITY</code>, the value
* should express the percentage as a decimal. For example, -0.20 indicates a decrease in 20% increments of
* cluster capacity.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public SimpleScalingPolicyConfiguration withScalingAdjustment(Integer scalingAdjustment) {
setScalingAdjustment(scalingAdjustment);
return this;
}
/**
* <p>
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related scaling
* activities can start. The default value is 0.
* </p>
*
* @param coolDown
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related
* scaling activities can start. The default value is 0.
*/
public void setCoolDown(Integer coolDown) {
this.coolDown = coolDown;
}
/**
* <p>
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related scaling
* activities can start. The default value is 0.
* </p>
*
* @return The amount of time, in seconds, after a scaling activity completes before any further trigger-related
* scaling activities can start. The default value is 0.
*/
public Integer getCoolDown() {
return this.coolDown;
}
/**
* <p>
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related scaling
* activities can start. The default value is 0.
* </p>
*
* @param coolDown
* The amount of time, in seconds, after a scaling activity completes before any further trigger-related
* scaling activities can start. The default value is 0.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public SimpleScalingPolicyConfiguration withCoolDown(Integer coolDown) {
setCoolDown(coolDown);
return this;
}
/**
* Returns a string representation of this object; useful for testing and debugging.
*
* @return A string representation of this object.
*
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("{");
if (getAdjustmentType() != null)
sb.append("AdjustmentType: ").append(getAdjustmentType()).append(",");
if (getScalingAdjustment() != null)
sb.append("ScalingAdjustment: ").append(getScalingAdjustment()).append(",");
if (getCoolDown() != null)
sb.append("CoolDown: ").append(getCoolDown());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof SimpleScalingPolicyConfiguration == false)
return false;
SimpleScalingPolicyConfiguration other = (SimpleScalingPolicyConfiguration) obj;
if (other.getAdjustmentType() == null ^ this.getAdjustmentType() == null)
return false;
if (other.getAdjustmentType() != null && other.getAdjustmentType().equals(this.getAdjustmentType()) == false)
return false;
if (other.getScalingAdjustment() == null ^ this.getScalingAdjustment() == null)
return false;
if (other.getScalingAdjustment() != null && other.getScalingAdjustment().equals(this.getScalingAdjustment()) == false)
return false;
if (other.getCoolDown() == null ^ this.getCoolDown() == null)
return false;
if (other.getCoolDown() != null && other.getCoolDown().equals(this.getCoolDown()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode + ((getAdjustmentType() == null) ? 0 : getAdjustmentType().hashCode());
hashCode = prime * hashCode + ((getScalingAdjustment() == null) ? 0 : getScalingAdjustment().hashCode());
hashCode = prime * hashCode + ((getCoolDown() == null) ? 0 : getCoolDown().hashCode());
return hashCode;
}
@Override
public SimpleScalingPolicyConfiguration clone() {
try {
return (SimpleScalingPolicyConfiguration) super.clone();
} catch (CloneNotSupportedException e) {
throw new IllegalStateException("Got a CloneNotSupportedException from Object.clone() " + "even though we're Cloneable!", e);
}
}
@com.amazonaws.annotation.SdkInternalApi
@Override
public void marshall(ProtocolMarshaller protocolMarshaller) {
com.amazonaws.services.elasticmapreduce.model.transform.SimpleScalingPolicyConfigurationMarshaller.getInstance().marshall(this, protocolMarshaller);
}
}